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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /drivers/video/drm/i915/intel_display.c @ 5353

  → /drivers/video/drm/i915/intel_display.c @ 5354

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Regard whitespace Rev 5353 → Rev 5354

/drivers/video/drm/i915/intel_display.c
30,7 → 30,7
#include <linux/i2c.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/math64.h>
#include <linux/vgaarb.h>
#include <drm/drm_edid.h>
#include <drm/drmP.h>
#include "intel_drv.h"
43,11 → 43,6
#include <drm/drm_rect.h>
#include <linux/dma_remapping.h>
static inline void ndelay(unsigned long x)
{
udelay(DIV_ROUND_UP(x, 1000));
}
/* Primary plane formats supported by all gen */
#define COMMON_PRIMARY_FORMATS \
DRM_FORMAT_C8, \
78,25 → 73,6
DRM_FORMAT_ARGB8888,
};
#define DIV_ROUND_CLOSEST_ULL(ll, d) \
({ unsigned long long _tmp = (ll)+(d)/2; do_div(_tmp, d); _tmp; })
#define MAX_ERRNO 4095
phys_addr_t get_bus_addr(void);
static inline void outb(u8 v, u16 port)
{
asm volatile("outb %0,%1" : : "a" (v), "dN" (port));
}
static inline u8 inb(u16 port)
{
u8 v;
asm volatile("inb %1,%0" : "=a" (v) : "dN" (port));
return v;
}
static void intel_increase_pllclock(struct drm_device *dev,
enum pipe pipe);
void intel_crtc_update_cursor(struct drm_crtc *crtc, bool on);
static void i9xx_crtc_clock_get(struct intel_crtc *crtc,
110,15 → 86,18
struct intel_framebuffer *ifb,
struct drm_mode_fb_cmd2 *mode_cmd,
struct drm_i915_gem_object *obj);
static void intel_dp_set_m_n(struct intel_crtc *crtc);
static void i9xx_set_pipeconf(struct intel_crtc *intel_crtc);
static void intel_set_pipe_timings(struct intel_crtc *intel_crtc);
static void intel_cpu_transcoder_set_m_n(struct intel_crtc *crtc,
struct intel_link_m_n *m_n);
struct intel_link_m_n *m_n,
struct intel_link_m_n *m2_n2);
static void ironlake_set_pipeconf(struct drm_crtc *crtc);
static void haswell_set_pipeconf(struct drm_crtc *crtc);
static void intel_set_pipe_csc(struct drm_crtc *crtc);
static void vlv_prepare_pll(struct intel_crtc *crtc);
static void vlv_prepare_pll(struct intel_crtc *crtc,
const struct intel_crtc_config *pipe_config);
static void chv_prepare_pll(struct intel_crtc *crtc,
const struct intel_crtc_config *pipe_config);
static struct intel_encoder *intel_find_encoder(struct intel_connector *connector, int pipe)
{
429,12 → 408,12
/**
* Returns whether any output on the specified pipe is of the specified type
*/
static bool intel_pipe_has_type(struct drm_crtc *crtc, int type)
bool intel_pipe_has_type(struct intel_crtc *crtc, enum intel_output_type type)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
struct intel_encoder *encoder;
for_each_encoder_on_crtc(dev, crtc, encoder)
for_each_encoder_on_crtc(dev, &crtc->base, encoder)
if (encoder->type == type)
return true;
441,13 → 420,31
return false;
}
static const intel_limit_t *intel_ironlake_limit(struct drm_crtc *crtc,
/**
* Returns whether any output on the specified pipe will have the specified
* type after a staged modeset is complete, i.e., the same as
* intel_pipe_has_type() but looking at encoder->new_crtc instead of
* encoder->crtc.
*/
static bool intel_pipe_will_have_type(struct intel_crtc *crtc, int type)
{
struct drm_device *dev = crtc->base.dev;
struct intel_encoder *encoder;
for_each_intel_encoder(dev, encoder)
if (encoder->new_crtc == crtc && encoder->type == type)
return true;
return false;
}
static const intel_limit_t *intel_ironlake_limit(struct intel_crtc *crtc,
int refclk)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
const intel_limit_t *limit;
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
if (intel_is_dual_link_lvds(dev)) {
if (refclk == 100000)
limit = &intel_limits_ironlake_dual_lvds_100m;
465,20 → 462,20
return limit;
}
static const intel_limit_t *intel_g4x_limit(struct drm_crtc *crtc)
static const intel_limit_t *intel_g4x_limit(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
const intel_limit_t *limit;
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
if (intel_is_dual_link_lvds(dev))
limit = &intel_limits_g4x_dual_channel_lvds;
else
limit = &intel_limits_g4x_single_channel_lvds;
} else if (intel_pipe_has_type(crtc, INTEL_OUTPUT_HDMI) ||
intel_pipe_has_type(crtc, INTEL_OUTPUT_ANALOG)) {
} else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_HDMI) ||
intel_pipe_will_have_type(crtc, INTEL_OUTPUT_ANALOG)) {
limit = &intel_limits_g4x_hdmi;
} else if (intel_pipe_has_type(crtc, INTEL_OUTPUT_SDVO)) {
} else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_SDVO)) {
limit = &intel_limits_g4x_sdvo;
} else /* The option is for other outputs */
limit = &intel_limits_i9xx_sdvo;
486,9 → 483,9
return limit;
}
static const intel_limit_t *intel_limit(struct drm_crtc *crtc, int refclk)
static const intel_limit_t *intel_limit(struct intel_crtc *crtc, int refclk)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
const intel_limit_t *limit;
if (HAS_PCH_SPLIT(dev))
496,7 → 493,7
else if (IS_G4X(dev)) {
limit = intel_g4x_limit(crtc);
} else if (IS_PINEVIEW(dev)) {
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS))
limit = &intel_limits_pineview_lvds;
else
limit = &intel_limits_pineview_sdvo;
505,14 → 502,14
} else if (IS_VALLEYVIEW(dev)) {
limit = &intel_limits_vlv;
} else if (!IS_GEN2(dev)) {
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS))
limit = &intel_limits_i9xx_lvds;
else
limit = &intel_limits_i9xx_sdvo;
} else {
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS))
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS))
limit = &intel_limits_i8xx_lvds;
else if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DVO))
else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_DVO))
limit = &intel_limits_i8xx_dvo;
else
limit = &intel_limits_i8xx_dac;
599,15 → 596,15
}
static bool
i9xx_find_best_dpll(const intel_limit_t *limit, struct drm_crtc *crtc,
i9xx_find_best_dpll(const intel_limit_t *limit, struct intel_crtc *crtc,
int target, int refclk, intel_clock_t *match_clock,
intel_clock_t *best_clock)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
intel_clock_t clock;
int err = target;
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
/*
* For LVDS just rely on its current settings for dual-channel.
* We haven't figured out how to reliably set up different
660,15 → 657,15
}
static bool
pnv_find_best_dpll(const intel_limit_t *limit, struct drm_crtc *crtc,
pnv_find_best_dpll(const intel_limit_t *limit, struct intel_crtc *crtc,
int target, int refclk, intel_clock_t *match_clock,
intel_clock_t *best_clock)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
intel_clock_t clock;
int err = target;
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
/*
* For LVDS just rely on its current settings for dual-channel.
* We haven't figured out how to reliably set up different
719,11 → 716,11
}
static bool
g4x_find_best_dpll(const intel_limit_t *limit, struct drm_crtc *crtc,
g4x_find_best_dpll(const intel_limit_t *limit, struct intel_crtc *crtc,
int target, int refclk, intel_clock_t *match_clock,
intel_clock_t *best_clock)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
intel_clock_t clock;
int max_n;
bool found;
731,7 → 728,7
int err_most = (target >> 8) + (target >> 9);
found = false;
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
if (intel_is_dual_link_lvds(dev))
clock.p2 = limit->p2.p2_fast;
else
776,11 → 773,11
}
static bool
vlv_find_best_dpll(const intel_limit_t *limit, struct drm_crtc *crtc,
vlv_find_best_dpll(const intel_limit_t *limit, struct intel_crtc *crtc,
int target, int refclk, intel_clock_t *match_clock,
intel_clock_t *best_clock)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
intel_clock_t clock;
unsigned int bestppm = 1000000;
/* min update 19.2 MHz */
833,11 → 830,11
}
static bool
chv_find_best_dpll(const intel_limit_t *limit, struct drm_crtc *crtc,
chv_find_best_dpll(const intel_limit_t *limit, struct intel_crtc *crtc,
int target, int refclk, intel_clock_t *match_clock,
intel_clock_t *best_clock)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
intel_clock_t clock;
uint64_t m2;
int found = false;
910,58 → 907,6
return intel_crtc->config.cpu_transcoder;
}
static void g4x_wait_for_vblank(struct drm_device *dev, int pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 frame, frame_reg = PIPE_FRMCOUNT_GM45(pipe);
frame = I915_READ(frame_reg);
if (wait_for(I915_READ_NOTRACE(frame_reg) != frame, 50))
WARN(1, "vblank wait timed out\n");
}
/**
* intel_wait_for_vblank - wait for vblank on a given pipe
* @dev: drm device
* @pipe: pipe to wait for
*
* Wait for vblank to occur on a given pipe. Needed for various bits of
* mode setting code.
*/
void intel_wait_for_vblank(struct drm_device *dev, int pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int pipestat_reg = PIPESTAT(pipe);
if (IS_G4X(dev) || INTEL_INFO(dev)->gen >= 5) {
g4x_wait_for_vblank(dev, pipe);
return;
}
/* Clear existing vblank status. Note this will clear any other
* sticky status fields as well.
*
* This races with i915_driver_irq_handler() with the result
* that either function could miss a vblank event. Here it is not
* fatal, as we will either wait upon the next vblank interrupt or
* timeout. Generally speaking intel_wait_for_vblank() is only
* called during modeset at which time the GPU should be idle and
* should *not* be performing page flips and thus not waiting on
* vblanks...
* Currently, the result of us stealing a vblank from the irq
* handler is that a single frame will be skipped during swapbuffers.
*/
I915_WRITE(pipestat_reg,
I915_READ(pipestat_reg) | PIPE_VBLANK_INTERRUPT_STATUS);
/* Wait for vblank interrupt bit to set */
if (wait_for(I915_READ(pipestat_reg) &
PIPE_VBLANK_INTERRUPT_STATUS,
50))
DRM_DEBUG_KMS("vblank wait timed out\n");
}
static bool pipe_dsl_stopped(struct drm_device *dev, enum pipe pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
983,8 → 928,7
/*
* intel_wait_for_pipe_off - wait for pipe to turn off
* @dev: drm device
* @pipe: pipe to wait for
* @crtc: crtc whose pipe to wait for
*
* After disabling a pipe, we can't wait for vblank in the usual way,
* spinning on the vblank interrupt status bit, since we won't actually
998,11 → 942,12
* ends up stopping at the start of the next frame).
*
*/
void intel_wait_for_pipe_off(struct drm_device *dev, int pipe)
static void intel_wait_for_pipe_off(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
pipe);
enum transcoder cpu_transcoder = crtc->config.cpu_transcoder;
enum pipe pipe = crtc->pipe;
if (INTEL_INFO(dev)->gen >= 4) {
int reg = PIPECONF(cpu_transcoder);
1208,30 → 1153,43
state_string(state), state_string(cur_state));
}
static void assert_panel_unlocked(struct drm_i915_private *dev_priv,
void assert_panel_unlocked(struct drm_i915_private *dev_priv,
enum pipe pipe)
{
int pp_reg, lvds_reg;
struct drm_device *dev = dev_priv->dev;
int pp_reg;
u32 val;
enum pipe panel_pipe = PIPE_A;
bool locked = true;
if (HAS_PCH_SPLIT(dev_priv->dev)) {
if (WARN_ON(HAS_DDI(dev)))
return;
if (HAS_PCH_SPLIT(dev)) {
u32 port_sel;
pp_reg = PCH_PP_CONTROL;
lvds_reg = PCH_LVDS;
port_sel = I915_READ(PCH_PP_ON_DELAYS) & PANEL_PORT_SELECT_MASK;
if (port_sel == PANEL_PORT_SELECT_LVDS &&
I915_READ(PCH_LVDS) & LVDS_PIPEB_SELECT)
panel_pipe = PIPE_B;
/* XXX: else fix for eDP */
} else if (IS_VALLEYVIEW(dev)) {
/* presumably write lock depends on pipe, not port select */
pp_reg = VLV_PIPE_PP_CONTROL(pipe);
panel_pipe = pipe;
} else {
pp_reg = PP_CONTROL;
lvds_reg = LVDS;
if (I915_READ(LVDS) & LVDS_PIPEB_SELECT)
panel_pipe = PIPE_B;
}
val = I915_READ(pp_reg);
if (!(val & PANEL_POWER_ON) ||
((val & PANEL_UNLOCK_REGS) == PANEL_UNLOCK_REGS))
((val & PANEL_UNLOCK_MASK) == PANEL_UNLOCK_REGS))
locked = false;
if (I915_READ(lvds_reg) & LVDS_PIPEB_SELECT)
panel_pipe = PIPE_B;
WARN(panel_pipe == pipe && locked,
"panel assertion failure, pipe %c regs locked\n",
pipe_name(pipe));
1264,11 → 1222,12
enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
pipe);
/* if we need the pipe A quirk it must be always on */
if (pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE)
/* if we need the pipe quirk it must be always on */
if ((pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE) ||
(pipe == PIPE_B && dev_priv->quirks & QUIRK_PIPEB_FORCE))
state = true;
if (!intel_display_power_enabled(dev_priv,
if (!intel_display_power_is_enabled(dev_priv,
POWER_DOMAIN_TRANSCODER(cpu_transcoder))) {
cur_state = false;
} else {
1319,7 → 1278,7
}
/* Need to check both planes against the pipe */
for_each_pipe(i) {
for_each_pipe(dev_priv, i) {
reg = DSPCNTR(i);
val = I915_READ(reg);
cur_pipe = (val & DISPPLANE_SEL_PIPE_MASK) >>
1337,8 → 1296,15
int reg, sprite;
u32 val;
if (IS_VALLEYVIEW(dev)) {
if (INTEL_INFO(dev)->gen >= 9) {
for_each_sprite(pipe, sprite) {
val = I915_READ(PLANE_CTL(pipe, sprite));
WARN(val & PLANE_CTL_ENABLE,
"plane %d assertion failure, should be off on pipe %c but is still active\n",
sprite, pipe_name(pipe));
}
} else if (IS_VALLEYVIEW(dev)) {
for_each_sprite(pipe, sprite) {
reg = SPCNTR(pipe, sprite);
val = I915_READ(reg);
WARN(val & SP_ENABLE,
1360,6 → 1326,12
}
}
static void assert_vblank_disabled(struct drm_crtc *crtc)
{
if (WARN_ON(drm_crtc_vblank_get(crtc) == 0))
drm_crtc_vblank_put(crtc);
}
static void ibx_assert_pch_refclk_enabled(struct drm_i915_private *dev_priv)
{
u32 val;
1532,40 → 1504,13
}
}
static void intel_reset_dpio(struct drm_device *dev)
static void vlv_enable_pll(struct intel_crtc *crtc,
const struct intel_crtc_config *pipe_config)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (IS_CHERRYVIEW(dev)) {
enum dpio_phy phy;
u32 val;
for (phy = DPIO_PHY0; phy < I915_NUM_PHYS_VLV; phy++) {
/* Poll for phypwrgood signal */
if (wait_for(I915_READ(DISPLAY_PHY_STATUS) &
PHY_POWERGOOD(phy), 1))
DRM_ERROR("Display PHY %d is not power up\n", phy);
/*
* Deassert common lane reset for PHY.
*
* This should only be done on init and resume from S3
* with both PLLs disabled, or we risk losing DPIO and
* PLL synchronization.
*/
val = I915_READ(DISPLAY_PHY_CONTROL);
I915_WRITE(DISPLAY_PHY_CONTROL,
PHY_COM_LANE_RESET_DEASSERT(phy, val));
}
}
}
static void vlv_enable_pll(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
int reg = DPLL(crtc->pipe);
u32 dpll = crtc->config.dpll_hw_state.dpll;
u32 dpll = pipe_config->dpll_hw_state.dpll;
assert_pipe_disabled(dev_priv, crtc->pipe);
1573,7 → 1518,7
BUG_ON(!IS_VALLEYVIEW(dev_priv->dev));
/* PLL is protected by panel, make sure we can write it */
if (IS_MOBILE(dev_priv->dev) && !IS_I830(dev_priv->dev))
if (IS_MOBILE(dev_priv->dev))
assert_panel_unlocked(dev_priv, crtc->pipe);
I915_WRITE(reg, dpll);
1583,7 → 1528,7
if (wait_for(((I915_READ(reg) & DPLL_LOCK_VLV) == DPLL_LOCK_VLV), 1))
DRM_ERROR("DPLL %d failed to lock\n", crtc->pipe);
I915_WRITE(DPLL_MD(crtc->pipe), crtc->config.dpll_hw_state.dpll_md);
I915_WRITE(DPLL_MD(crtc->pipe), pipe_config->dpll_hw_state.dpll_md);
POSTING_READ(DPLL_MD(crtc->pipe));
/* We do this three times for luck */
1598,7 → 1543,8
udelay(150); /* wait for warmup */
}
static void chv_enable_pll(struct intel_crtc *crtc)
static void chv_enable_pll(struct intel_crtc *crtc,
const struct intel_crtc_config *pipe_config)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
1623,7 → 1569,7
udelay(1);
/* Enable PLL */
I915_WRITE(DPLL(pipe), crtc->config.dpll_hw_state.dpll);
I915_WRITE(DPLL(pipe), pipe_config->dpll_hw_state.dpll);
/* Check PLL is locked */
if (wait_for(((I915_READ(DPLL(pipe)) & DPLL_LOCK_VLV) == DPLL_LOCK_VLV), 1))
1630,12 → 1576,24
DRM_ERROR("PLL %d failed to lock\n", pipe);
/* not sure when this should be written */
I915_WRITE(DPLL_MD(pipe), crtc->config.dpll_hw_state.dpll_md);
I915_WRITE(DPLL_MD(pipe), pipe_config->dpll_hw_state.dpll_md);
POSTING_READ(DPLL_MD(pipe));
mutex_unlock(&dev_priv->dpio_lock);
}
static int intel_num_dvo_pipes(struct drm_device *dev)
{
struct intel_crtc *crtc;
int count = 0;
for_each_intel_crtc(dev, crtc)
count += crtc->active &&
intel_pipe_has_type(crtc, INTEL_OUTPUT_DVO);
return count;
}
static void i9xx_enable_pll(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
1652,7 → 1610,18
if (IS_MOBILE(dev) && !IS_I830(dev))
assert_panel_unlocked(dev_priv, crtc->pipe);
I915_WRITE(reg, dpll);
/* Enable DVO 2x clock on both PLLs if necessary */
if (IS_I830(dev) && intel_num_dvo_pipes(dev) > 0) {
/*
* It appears to be important that we don't enable this
* for the current pipe before otherwise configuring the
* PLL. No idea how this should be handled if multiple
* DVO outputs are enabled simultaneosly.
*/
dpll |= DPLL_DVO_2X_MODE;
I915_WRITE(DPLL(!crtc->pipe),
I915_READ(DPLL(!crtc->pipe)) | DPLL_DVO_2X_MODE);
}
/* Wait for the clocks to stabilize. */
POSTING_READ(reg);
1691,10 → 1660,25
*
* Note! This is for pre-ILK only.
*/
static void i9xx_disable_pll(struct drm_i915_private *dev_priv, enum pipe pipe)
static void i9xx_disable_pll(struct intel_crtc *crtc)
{
/* Don't disable pipe A or pipe A PLLs if needed */
if (pipe == PIPE_A && (dev_priv->quirks & QUIRK_PIPEA_FORCE))
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
enum pipe pipe = crtc->pipe;
/* Disable DVO 2x clock on both PLLs if necessary */
if (IS_I830(dev) &&
intel_pipe_has_type(crtc, INTEL_OUTPUT_DVO) &&
intel_num_dvo_pipes(dev) == 1) {
I915_WRITE(DPLL(PIPE_B),
I915_READ(DPLL(PIPE_B)) & ~DPLL_DVO_2X_MODE);
I915_WRITE(DPLL(PIPE_A),
I915_READ(DPLL(PIPE_A)) & ~DPLL_DVO_2X_MODE);
}
/* Don't disable pipe or pipe PLLs if needed */
if ((pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE) ||
(pipe == PIPE_B && dev_priv->quirks & QUIRK_PIPEB_FORCE))
return;
/* Make sure the pipe isn't still relying on us */
1731,7 → 1715,7
assert_pipe_disabled(dev_priv, pipe);
/* Set PLL en = 0 */
val = DPLL_SSC_REF_CLOCK_CHV;
val = DPLL_SSC_REF_CLOCK_CHV | DPLL_REFA_CLK_ENABLE_VLV;
if (pipe != PIPE_A)
val |= DPLL_INTEGRATED_CRI_CLK_VLV;
I915_WRITE(DPLL(pipe), val);
1795,7 → 1779,7
if (WARN_ON(pll == NULL))
return;
WARN_ON(!pll->refcount);
WARN_ON(!pll->config.crtc_mask);
if (pll->active == 0) {
DRM_DEBUG_DRIVER("setting up %s\n", pll->name);
WARN_ON(pll->on);
1822,7 → 1806,7
if (WARN_ON(pll == NULL))
return;
if (WARN_ON(pll->refcount == 0))
if (WARN_ON(pll->config.crtc_mask == 0))
return;
DRM_DEBUG_KMS("enable %s (active %d, on? %d)for crtc %d\n",
1843,7 → 1827,7
pll->on = true;
}
void intel_disable_shared_dpll(struct intel_crtc *crtc)
static void intel_disable_shared_dpll(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
1854,7 → 1838,7
if (WARN_ON(pll == NULL))
return;
if (WARN_ON(pll->refcount == 0))
if (WARN_ON(pll->config.crtc_mask == 0))
return;
DRM_DEBUG_KMS("disable %s (active %d, on? %d) for crtc %d\n",
1887,7 → 1871,7
uint32_t reg, val, pipeconf_val;
/* PCH only available on ILK+ */
BUG_ON(INTEL_INFO(dev)->gen < 5);
BUG_ON(!HAS_PCH_SPLIT(dev));
/* Make sure PCH DPLL is enabled */
assert_shared_dpll_enabled(dev_priv,
1922,7 → 1906,7
val &= ~TRANS_INTERLACE_MASK;
if ((pipeconf_val & PIPECONF_INTERLACE_MASK) == PIPECONF_INTERLACED_ILK)
if (HAS_PCH_IBX(dev_priv->dev) &&
intel_pipe_has_type(crtc, INTEL_OUTPUT_SDVO))
intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_SDVO))
val |= TRANS_LEGACY_INTERLACED_ILK;
else
val |= TRANS_INTERLACED;
1940,7 → 1924,7
u32 val, pipeconf_val;
/* PCH only available on ILK+ */
BUG_ON(INTEL_INFO(dev_priv->dev)->gen < 5);
BUG_ON(!HAS_PCH_SPLIT(dev_priv->dev));
/* FDI must be feeding us bits for PCH ports */
assert_fdi_tx_enabled(dev_priv, (enum pipe) cpu_transcoder);
2045,7 → 2029,7
* need the check.
*/
if (!HAS_PCH_SPLIT(dev_priv->dev))
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_DSI))
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DSI))
assert_dsi_pll_enabled(dev_priv);
else
assert_pll_enabled(dev_priv, pipe);
2062,8 → 2046,8
reg = PIPECONF(cpu_transcoder);
val = I915_READ(reg);
if (val & PIPECONF_ENABLE) {
WARN_ON(!(pipe == PIPE_A &&
dev_priv->quirks & QUIRK_PIPEA_FORCE));
WARN_ON(!((pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE) ||
(pipe == PIPE_B && dev_priv->quirks & QUIRK_PIPEB_FORCE)));
return;
}
2073,21 → 2057,19
/**
* intel_disable_pipe - disable a pipe, asserting requirements
* @dev_priv: i915 private structure
* @pipe: pipe to disable
* @crtc: crtc whose pipes is to be disabled
*
* Disable @pipe, making sure that various hardware specific requirements
* are met, if applicable, e.g. plane disabled, panel fitter off, etc.
* Disable the pipe of @crtc, making sure that various hardware
* specific requirements are met, if applicable, e.g. plane
* disabled, panel fitter off, etc.
*
* @pipe should be %PIPE_A or %PIPE_B.
*
* Will wait until the pipe has shut down before returning.
*/
static void intel_disable_pipe(struct drm_i915_private *dev_priv,
enum pipe pipe)
static void intel_disable_pipe(struct intel_crtc *crtc)
{
enum transcoder cpu_transcoder = intel_pipe_to_cpu_transcoder(dev_priv,
pipe);
struct drm_i915_private *dev_priv = crtc->base.dev->dev_private;
enum transcoder cpu_transcoder = crtc->config.cpu_transcoder;
enum pipe pipe = crtc->pipe;
int reg;
u32 val;
2099,17 → 2081,26
assert_cursor_disabled(dev_priv, pipe);
assert_sprites_disabled(dev_priv, pipe);
/* Don't disable pipe A or pipe A PLLs if needed */
if (pipe == PIPE_A && (dev_priv->quirks & QUIRK_PIPEA_FORCE))
return;
reg = PIPECONF(cpu_transcoder);
val = I915_READ(reg);
if ((val & PIPECONF_ENABLE) == 0)
return;
I915_WRITE(reg, val & ~PIPECONF_ENABLE);
intel_wait_for_pipe_off(dev_priv->dev, pipe);
/*
* Double wide has implications for planes
* so best keep it disabled when not needed.
*/
if (crtc->config.double_wide)
val &= ~PIPECONF_DOUBLE_WIDE;
/* Don't disable pipe or pipe PLLs if needed */
if (!(pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE) &&
!(pipe == PIPE_B && dev_priv->quirks & QUIRK_PIPEB_FORCE))
val &= ~PIPECONF_ENABLE;
I915_WRITE(reg, val);
if ((val & PIPECONF_ENABLE) == 0)
intel_wait_for_pipe_off(crtc);
}
/*
2128,23 → 2119,20
/**
* intel_enable_primary_hw_plane - enable the primary plane on a given pipe
* @dev_priv: i915 private structure
* @plane: plane to enable
* @pipe: pipe being fed
* @plane: plane to be enabled
* @crtc: crtc for the plane
*
* Enable @plane on @pipe, making sure that @pipe is running first.
* Enable @plane on @crtc, making sure that the pipe is running first.
*/
static void intel_enable_primary_hw_plane(struct drm_i915_private *dev_priv,
enum plane plane, enum pipe pipe)
static void intel_enable_primary_hw_plane(struct drm_plane *plane,
struct drm_crtc *crtc)
{
struct drm_device *dev = dev_priv->dev;
struct intel_crtc *intel_crtc =
to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
int reg;
u32 val;
struct drm_device *dev = plane->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
/* If the pipe isn't enabled, we can't pump pixels and may hang */
assert_pipe_enabled(dev_priv, pipe);
assert_pipe_enabled(dev_priv, intel_crtc->pipe);
if (intel_crtc->primary_enabled)
return;
2151,41 → 2139,41
intel_crtc->primary_enabled = true;
reg = DSPCNTR(plane);
val = I915_READ(reg);
WARN_ON(val & DISPLAY_PLANE_ENABLE);
dev_priv->display.update_primary_plane(crtc, plane->fb,
crtc->x, crtc->y);
I915_WRITE(reg, val | DISPLAY_PLANE_ENABLE);
intel_flush_primary_plane(dev_priv, plane);
/*
* BDW signals flip done immediately if the plane
* is disabled, even if the plane enable is already
* armed to occur at the next vblank :(
*/
if (IS_BROADWELL(dev))
intel_wait_for_vblank(dev, intel_crtc->pipe);
}
/**
* intel_disable_primary_hw_plane - disable the primary hardware plane
* @dev_priv: i915 private structure
* @plane: plane to disable
* @pipe: pipe consuming the data
* @plane: plane to be disabled
* @crtc: crtc for the plane
*
* Disable @plane; should be an independent operation.
* Disable @plane on @crtc, making sure that the pipe is running first.
*/
static void intel_disable_primary_hw_plane(struct drm_i915_private *dev_priv,
enum plane plane, enum pipe pipe)
static void intel_disable_primary_hw_plane(struct drm_plane *plane,
struct drm_crtc *crtc)
{
struct intel_crtc *intel_crtc =
to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
int reg;
u32 val;
struct drm_device *dev = plane->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
assert_pipe_enabled(dev_priv, intel_crtc->pipe);
if (!intel_crtc->primary_enabled)
return;
intel_crtc->primary_enabled = false;
reg = DSPCNTR(plane);
val = I915_READ(reg);
WARN_ON((val & DISPLAY_PLANE_ENABLE) == 0);
I915_WRITE(reg, val & ~DISPLAY_PLANE_ENABLE);
intel_flush_primary_plane(dev_priv, plane);
dev_priv->display.update_primary_plane(crtc, plane->fb,
crtc->x, crtc->y);
}
static bool need_vtd_wa(struct drm_device *dev)
2206,11 → 2194,13
}
int
intel_pin_and_fence_fb_obj(struct drm_device *dev,
struct drm_i915_gem_object *obj,
intel_pin_and_fence_fb_obj(struct drm_plane *plane,
struct drm_framebuffer *fb,
struct intel_engine_cs *pipelined)
{
struct drm_device *dev = fb->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
u32 alignment;
int ret;
2218,7 → 2208,9
switch (obj->tiling_mode) {
case I915_TILING_NONE:
if (IS_BROADWATER(dev) || IS_CRESTLINE(dev))
if (INTEL_INFO(dev)->gen >= 9)
alignment = 256 * 1024;
else if (IS_BROADWATER(dev) || IS_CRESTLINE(dev))
alignment = 128 * 1024;
else if (INTEL_INFO(dev)->gen >= 4)
alignment = 4 * 1024;
2226,8 → 2218,12
alignment = 64 * 1024;
break;
case I915_TILING_X:
if (INTEL_INFO(dev)->gen >= 9)
alignment = 256 * 1024;
else {
/* pin() will align the object as required by fence */
alignment = 0;
}
break;
case I915_TILING_Y:
WARN(1, "Y tiled bo slipped through, driver bug!\n");
2389,6 → 2385,7
struct intel_plane_config *plane_config)
{
struct drm_device *dev = intel_crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *c;
struct intel_crtc *i;
struct drm_i915_gem_object *obj;
2420,6 → 2417,9
continue;
if (i915_gem_obj_ggtt_offset(obj) == plane_config->base) {
if (obj->tiling_mode != I915_TILING_NONE)
dev_priv->preserve_bios_swizzle = true;
drm_framebuffer_reference(c->primary->fb);
intel_crtc->base.primary->fb = c->primary->fb;
obj->frontbuffer_bits |= INTEL_FRONTBUFFER_PRIMARY(intel_crtc->pipe);
2435,16 → 2435,52
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
struct drm_i915_gem_object *obj;
int plane = intel_crtc->plane;
unsigned long linear_offset;
u32 dspcntr;
u32 reg;
u32 reg = DSPCNTR(plane);
int pixel_size;
reg = DSPCNTR(plane);
dspcntr = I915_READ(reg);
/* Mask out pixel format bits in case we change it */
dspcntr &= ~DISPPLANE_PIXFORMAT_MASK;
if (!intel_crtc->primary_enabled) {
I915_WRITE(reg, 0);
if (INTEL_INFO(dev)->gen >= 4)
I915_WRITE(DSPSURF(plane), 0);
else
I915_WRITE(DSPADDR(plane), 0);
POSTING_READ(reg);
return;
}
obj = intel_fb_obj(fb);
if (WARN_ON(obj == NULL))
return;
pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
dspcntr = DISPPLANE_GAMMA_ENABLE;
dspcntr |= DISPLAY_PLANE_ENABLE;
if (INTEL_INFO(dev)->gen < 4) {
if (intel_crtc->pipe == PIPE_B)
dspcntr |= DISPPLANE_SEL_PIPE_B;
/* pipesrc and dspsize control the size that is scaled from,
* which should always be the user's requested size.
*/
I915_WRITE(DSPSIZE(plane),
((intel_crtc->config.pipe_src_h - 1) << 16) |
(intel_crtc->config.pipe_src_w - 1));
I915_WRITE(DSPPOS(plane), 0);
} else if (IS_CHERRYVIEW(dev) && plane == PLANE_B) {
I915_WRITE(PRIMSIZE(plane),
((intel_crtc->config.pipe_src_h - 1) << 16) |
(intel_crtc->config.pipe_src_w - 1));
I915_WRITE(PRIMPOS(plane), 0);
I915_WRITE(PRIMCNSTALPHA(plane), 0);
}
switch (fb->pixel_format) {
case DRM_FORMAT_C8:
dspcntr |= DISPPLANE_8BPP;
2476,24 → 2512,19
BUG();
}
if (INTEL_INFO(dev)->gen >= 4) {
if (obj->tiling_mode != I915_TILING_NONE)
if (INTEL_INFO(dev)->gen >= 4 &&
obj->tiling_mode != I915_TILING_NONE)
dspcntr |= DISPPLANE_TILED;
else
dspcntr &= ~DISPPLANE_TILED;
}
if (IS_G4X(dev))
dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
I915_WRITE(reg, dspcntr);
linear_offset = y * fb->pitches[0] + x * pixel_size;
linear_offset = y * fb->pitches[0] + x * (fb->bits_per_pixel / 8);
if (INTEL_INFO(dev)->gen >= 4) {
intel_crtc->dspaddr_offset =
intel_gen4_compute_page_offset(&x, &y, obj->tiling_mode,
fb->bits_per_pixel / 8,
pixel_size,
fb->pitches[0]);
linear_offset -= intel_crtc->dspaddr_offset;
} else {
2500,6 → 2531,21
intel_crtc->dspaddr_offset = linear_offset;
}
if (to_intel_plane(crtc->primary)->rotation == BIT(DRM_ROTATE_180)) {
dspcntr |= DISPPLANE_ROTATE_180;
x += (intel_crtc->config.pipe_src_w - 1);
y += (intel_crtc->config.pipe_src_h - 1);
/* Finding the last pixel of the last line of the display
data and adding to linear_offset*/
linear_offset +=
(intel_crtc->config.pipe_src_h - 1) * fb->pitches[0] +
(intel_crtc->config.pipe_src_w - 1) * pixel_size;
}
I915_WRITE(reg, dspcntr);
DRM_DEBUG_KMS("Writing base %08lX %08lX %d %d %d\n",
i915_gem_obj_ggtt_offset(obj), linear_offset, x, y,
fb->pitches[0]);
2521,16 → 2567,33
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
struct drm_i915_gem_object *obj;
int plane = intel_crtc->plane;
unsigned long linear_offset;
u32 dspcntr;
u32 reg;
u32 reg = DSPCNTR(plane);
int pixel_size;
reg = DSPCNTR(plane);
dspcntr = I915_READ(reg);
/* Mask out pixel format bits in case we change it */
dspcntr &= ~DISPPLANE_PIXFORMAT_MASK;
if (!intel_crtc->primary_enabled) {
I915_WRITE(reg, 0);
I915_WRITE(DSPSURF(plane), 0);
POSTING_READ(reg);
return;
}
obj = intel_fb_obj(fb);
if (WARN_ON(obj == NULL))
return;
pixel_size = drm_format_plane_cpp(fb->pixel_format, 0);
dspcntr = DISPPLANE_GAMMA_ENABLE;
dspcntr |= DISPLAY_PLANE_ENABLE;
if (IS_HASWELL(dev) || IS_BROADWELL(dev))
dspcntr |= DISPPLANE_PIPE_CSC_ENABLE;
switch (fb->pixel_format) {
case DRM_FORMAT_C8:
dspcntr |= DISPPLANE_8BPP;
2560,23 → 2623,33
if (obj->tiling_mode != I915_TILING_NONE)
dspcntr |= DISPPLANE_TILED;
else
dspcntr &= ~DISPPLANE_TILED;
if (IS_HASWELL(dev) || IS_BROADWELL(dev))
dspcntr &= ~DISPPLANE_TRICKLE_FEED_DISABLE;
else
if (!IS_HASWELL(dev) && !IS_BROADWELL(dev))
dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
I915_WRITE(reg, dspcntr);
linear_offset = y * fb->pitches[0] + x * (fb->bits_per_pixel / 8);
linear_offset = y * fb->pitches[0] + x * pixel_size;
intel_crtc->dspaddr_offset =
intel_gen4_compute_page_offset(&x, &y, obj->tiling_mode,
fb->bits_per_pixel / 8,
pixel_size,
fb->pitches[0]);
linear_offset -= intel_crtc->dspaddr_offset;
if (to_intel_plane(crtc->primary)->rotation == BIT(DRM_ROTATE_180)) {
dspcntr |= DISPPLANE_ROTATE_180;
if (!IS_HASWELL(dev) && !IS_BROADWELL(dev)) {
x += (intel_crtc->config.pipe_src_w - 1);
y += (intel_crtc->config.pipe_src_h - 1);
/* Finding the last pixel of the last line of the display
data and adding to linear_offset*/
linear_offset +=
(intel_crtc->config.pipe_src_h - 1) * fb->pitches[0] +
(intel_crtc->config.pipe_src_w - 1) * pixel_size;
}
}
I915_WRITE(reg, dspcntr);
DRM_DEBUG_KMS("Writing base %08lX %08lX %d %d %d\n",
i915_gem_obj_ggtt_offset(obj), linear_offset, x, y,
fb->pitches[0]);
2592,6 → 2665,92
POSTING_READ(reg);
}
static void skylake_update_primary_plane(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
int x, int y)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_framebuffer *intel_fb;
struct drm_i915_gem_object *obj;
int pipe = intel_crtc->pipe;
u32 plane_ctl, stride;
if (!intel_crtc->primary_enabled) {
I915_WRITE(PLANE_CTL(pipe, 0), 0);
I915_WRITE(PLANE_SURF(pipe, 0), 0);
POSTING_READ(PLANE_CTL(pipe, 0));
return;
}
plane_ctl = PLANE_CTL_ENABLE |
PLANE_CTL_PIPE_GAMMA_ENABLE |
PLANE_CTL_PIPE_CSC_ENABLE;
switch (fb->pixel_format) {
case DRM_FORMAT_RGB565:
plane_ctl |= PLANE_CTL_FORMAT_RGB_565;
break;
case DRM_FORMAT_XRGB8888:
plane_ctl |= PLANE_CTL_FORMAT_XRGB_8888;
break;
case DRM_FORMAT_XBGR8888:
plane_ctl |= PLANE_CTL_ORDER_RGBX;
plane_ctl |= PLANE_CTL_FORMAT_XRGB_8888;
break;
case DRM_FORMAT_XRGB2101010:
plane_ctl |= PLANE_CTL_FORMAT_XRGB_2101010;
break;
case DRM_FORMAT_XBGR2101010:
plane_ctl |= PLANE_CTL_ORDER_RGBX;
plane_ctl |= PLANE_CTL_FORMAT_XRGB_2101010;
break;
default:
BUG();
}
intel_fb = to_intel_framebuffer(fb);
obj = intel_fb->obj;
/*
* The stride is either expressed as a multiple of 64 bytes chunks for
* linear buffers or in number of tiles for tiled buffers.
*/
switch (obj->tiling_mode) {
case I915_TILING_NONE:
stride = fb->pitches[0] >> 6;
break;
case I915_TILING_X:
plane_ctl |= PLANE_CTL_TILED_X;
stride = fb->pitches[0] >> 9;
break;
default:
BUG();
}
plane_ctl |= PLANE_CTL_PLANE_GAMMA_DISABLE;
if (to_intel_plane(crtc->primary)->rotation == BIT(DRM_ROTATE_180))
plane_ctl |= PLANE_CTL_ROTATE_180;
I915_WRITE(PLANE_CTL(pipe, 0), plane_ctl);
DRM_DEBUG_KMS("Writing base %08lX %d,%d,%d,%d pitch=%d\n",
i915_gem_obj_ggtt_offset(obj),
x, y, fb->width, fb->height,
fb->pitches[0]);
I915_WRITE(PLANE_POS(pipe, 0), 0);
I915_WRITE(PLANE_OFFSET(pipe, 0), (y << 16) | x);
I915_WRITE(PLANE_SIZE(pipe, 0),
(intel_crtc->config.pipe_src_h - 1) << 16 |
(intel_crtc->config.pipe_src_w - 1));
I915_WRITE(PLANE_STRIDE(pipe, 0), stride);
I915_WRITE(PLANE_SURF(pipe, 0), i915_gem_obj_ggtt_offset(obj));
POSTING_READ(PLANE_SURF(pipe, 0));
}
/* Assume fb object is pinned & idle & fenced and just update base pointers */
static int
intel_pipe_set_base_atomic(struct drm_crtc *crtc, struct drm_framebuffer *fb,
2602,7 → 2761,6
if (dev_priv->display.disable_fbc)
dev_priv->display.disable_fbc(dev);
intel_increase_pllclock(dev, to_intel_crtc(crtc)->pipe);
dev_priv->display.update_primary_plane(crtc, fb, x, y);
2610,25 → 2768,10
}
#if 0
void intel_display_handle_reset(struct drm_device *dev)
static void intel_complete_page_flips(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *crtc;
/*
* Flips in the rings have been nuked by the reset,
* so complete all pending flips so that user space
* will get its events and not get stuck.
*
* Also update the base address of all primary
* planes to the the last fb to make sure we're
* showing the correct fb after a reset.
*
* Need to make two loops over the crtcs so that we
* don't try to grab a crtc mutex before the
* pending_flip_queue really got woken up.
*/
for_each_crtc(dev, crtc) {
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
enum plane plane = intel_crtc->plane;
2636,7 → 2779,13
intel_prepare_page_flip(dev, plane);
intel_finish_page_flip_plane(dev, plane);
}
}
static void intel_update_primary_planes(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *crtc;
for_each_crtc(dev, crtc) {
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
2655,6 → 2804,79
}
}
void intel_prepare_reset(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *crtc;
/* no reset support for gen2 */
if (IS_GEN2(dev))
return;
/* reset doesn't touch the display */
if (INTEL_INFO(dev)->gen >= 5 || IS_G4X(dev))
return;
drm_modeset_lock_all(dev);
/*
* Disabling the crtcs gracefully seems nicer. Also the
* g33 docs say we should at least disable all the planes.
*/
for_each_intel_crtc(dev, crtc) {
if (crtc->active)
dev_priv->display.crtc_disable(&crtc->base);
}
}
void intel_finish_reset(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = to_i915(dev);
/*
* Flips in the rings will be nuked by the reset,
* so complete all pending flips so that user space
* will get its events and not get stuck.
*/
intel_complete_page_flips(dev);
/* no reset support for gen2 */
if (IS_GEN2(dev))
return;
/* reset doesn't touch the display */
if (INTEL_INFO(dev)->gen >= 5 || IS_G4X(dev)) {
/*
* Flips in the rings have been nuked by the reset,
* so update the base address of all primary
* planes to the the last fb to make sure we're
* showing the correct fb after a reset.
*/
intel_update_primary_planes(dev);
return;
}
/*
* The display has been reset as well,
* so need a full re-initialization.
*/
intel_runtime_pm_disable_interrupts(dev_priv);
intel_runtime_pm_enable_interrupts(dev_priv);
intel_modeset_init_hw(dev);
spin_lock_irq(&dev_priv->irq_lock);
if (dev_priv->display.hpd_irq_setup)
dev_priv->display.hpd_irq_setup(dev);
spin_unlock_irq(&dev_priv->irq_lock);
intel_modeset_setup_hw_state(dev, true);
intel_hpd_init(dev_priv);
drm_modeset_unlock_all(dev);
}
static int
intel_finish_fb(struct drm_framebuffer *old_fb)
{
2683,7 → 2905,6
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
unsigned long flags;
bool pending;
if (i915_reset_in_progress(&dev_priv->gpu_error) ||
2690,14 → 2911,53
intel_crtc->reset_counter != atomic_read(&dev_priv->gpu_error.reset_counter))
return false;
spin_lock_irqsave(&dev->event_lock, flags);
spin_lock_irq(&dev->event_lock);
pending = to_intel_crtc(crtc)->unpin_work != NULL;
spin_unlock_irqrestore(&dev->event_lock, flags);
spin_unlock_irq(&dev->event_lock);
return pending;
}
#endif
static void intel_update_pipe_size(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
const struct drm_display_mode *adjusted_mode;
if (!i915.fastboot)
return;
/*
* Update pipe size and adjust fitter if needed: the reason for this is
* that in compute_mode_changes we check the native mode (not the pfit
* mode) to see if we can flip rather than do a full mode set. In the
* fastboot case, we'll flip, but if we don't update the pipesrc and
* pfit state, we'll end up with a big fb scanned out into the wrong
* sized surface.
*
* To fix this properly, we need to hoist the checks up into
* compute_mode_changes (or above), check the actual pfit state and
* whether the platform allows pfit disable with pipe active, and only
* then update the pipesrc and pfit state, even on the flip path.
*/
adjusted_mode = &crtc->config.adjusted_mode;
I915_WRITE(PIPESRC(crtc->pipe),
((adjusted_mode->crtc_hdisplay - 1) << 16) |
(adjusted_mode->crtc_vdisplay - 1));
if (!crtc->config.pch_pfit.enabled &&
(intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) ||
intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))) {
I915_WRITE(PF_CTL(crtc->pipe), 0);
I915_WRITE(PF_WIN_POS(crtc->pipe), 0);
I915_WRITE(PF_WIN_SZ(crtc->pipe), 0);
}
crtc->config.pipe_src_w = adjusted_mode->crtc_hdisplay;
crtc->config.pipe_src_h = adjusted_mode->crtc_vdisplay;
}
static int
intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *fb)
2707,7 → 2967,6
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
enum pipe pipe = intel_crtc->pipe;
struct drm_framebuffer *old_fb = crtc->primary->fb;
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
struct drm_i915_gem_object *old_obj = intel_fb_obj(old_fb);
int ret;
2726,9 → 2985,9
}
mutex_lock(&dev->struct_mutex);
ret = intel_pin_and_fence_fb_obj(dev, obj, NULL);
ret = intel_pin_and_fence_fb_obj(crtc->primary, fb, NULL);
if (ret == 0)
i915_gem_track_fb(old_obj, obj,
i915_gem_track_fb(old_obj, intel_fb_obj(fb),
INTEL_FRONTBUFFER_PRIMARY(pipe));
mutex_unlock(&dev->struct_mutex);
if (ret != 0) {
2736,37 → 2995,6
return ret;
}
/*
* Update pipe size and adjust fitter if needed: the reason for this is
* that in compute_mode_changes we check the native mode (not the pfit
* mode) to see if we can flip rather than do a full mode set. In the
* fastboot case, we'll flip, but if we don't update the pipesrc and
* pfit state, we'll end up with a big fb scanned out into the wrong
* sized surface.
*
* To fix this properly, we need to hoist the checks up into
* compute_mode_changes (or above), check the actual pfit state and
* whether the platform allows pfit disable with pipe active, and only
* then update the pipesrc and pfit state, even on the flip path.
*/
if (i915.fastboot) {
const struct drm_display_mode *adjusted_mode =
&intel_crtc->config.adjusted_mode;
I915_WRITE(PIPESRC(intel_crtc->pipe),
((adjusted_mode->crtc_hdisplay - 1) << 16) |
(adjusted_mode->crtc_vdisplay - 1));
if (!intel_crtc->config.pch_pfit.enabled &&
(intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) ||
intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))) {
I915_WRITE(PF_CTL(intel_crtc->pipe), 0);
I915_WRITE(PF_WIN_POS(intel_crtc->pipe), 0);
I915_WRITE(PF_WIN_SZ(intel_crtc->pipe), 0);
}
intel_crtc->config.pipe_src_w = adjusted_mode->crtc_hdisplay;
intel_crtc->config.pipe_src_h = adjusted_mode->crtc_vdisplay;
}
dev_priv->display.update_primary_plane(crtc, fb, x, y);
if (intel_crtc->active)
3363,19 → 3591,26
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
if (crtc->primary->fb == NULL)
return;
WARN_ON(waitqueue_active(&dev_priv->pending_flip_queue));
WARN_ON(wait_event_timeout(dev_priv->pending_flip_queue,
if (WARN_ON(wait_event_timeout(dev_priv->pending_flip_queue,
!intel_crtc_has_pending_flip(crtc),
60*HZ) == 0);
60*HZ) == 0)) {
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
spin_lock_irq(&dev->event_lock);
if (intel_crtc->unpin_work) {
WARN_ONCE(1, "Removing stuck page flip\n");
page_flip_completed(intel_crtc);
}
spin_unlock_irq(&dev->event_lock);
}
if (crtc->primary->fb) {
mutex_lock(&dev->struct_mutex);
intel_finish_fb(crtc->primary->fb);
mutex_unlock(&dev->struct_mutex);
}
}
#endif
/* Program iCLKIP clock to the desired frequency */
3593,9 → 3828,7
intel_fdi_normal_train(crtc);
/* For PCH DP, enable TRANS_DP_CTL */
if (HAS_PCH_CPT(dev) &&
(intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT) ||
intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))) {
if (HAS_PCH_CPT(dev) && intel_crtc->config.has_dp_encoder) {
u32 bpc = (I915_READ(PIPECONF(pipe)) & PIPECONF_BPC_MASK) >> 5;
reg = TRANS_DP_CTL(pipe);
temp = I915_READ(reg);
3655,12 → 3888,13
if (pll == NULL)
return;
if (pll->refcount == 0) {
WARN(1, "bad %s refcount\n", pll->name);
if (!(pll->config.crtc_mask & (1 << crtc->pipe))) {
WARN(1, "bad %s crtc mask\n", pll->name);
return;
}
if (--pll->refcount == 0) {
pll->config.crtc_mask &= ~(1 << crtc->pipe);
if (pll->config.crtc_mask == 0) {
WARN_ON(pll->on);
WARN_ON(pll->active);
}
3671,15 → 3905,9
struct intel_shared_dpll *intel_get_shared_dpll(struct intel_crtc *crtc)
{
struct drm_i915_private *dev_priv = crtc->base.dev->dev_private;
struct intel_shared_dpll *pll = intel_crtc_to_shared_dpll(crtc);
struct intel_shared_dpll *pll;
enum intel_dpll_id i;
if (pll) {
DRM_DEBUG_KMS("CRTC:%d dropping existing %s\n",
crtc->base.base.id, pll->name);
intel_put_shared_dpll(crtc);
}
if (HAS_PCH_IBX(dev_priv->dev)) {
/* Ironlake PCH has a fixed PLL->PCH pipe mapping. */
i = (enum intel_dpll_id) crtc->pipe;
3688,7 → 3916,7
DRM_DEBUG_KMS("CRTC:%d using pre-allocated %s\n",
crtc->base.base.id, pll->name);
WARN_ON(pll->refcount);
WARN_ON(pll->new_config->crtc_mask);
goto found;
}
3697,15 → 3925,16
pll = &dev_priv->shared_dplls[i];
/* Only want to check enabled timings first */
if (pll->refcount == 0)
if (pll->new_config->crtc_mask == 0)
continue;
if (memcmp(&crtc->config.dpll_hw_state, &pll->hw_state,
sizeof(pll->hw_state)) == 0) {
DRM_DEBUG_KMS("CRTC:%d sharing existing %s (refcount %d, ative %d)\n",
crtc->base.base.id,
pll->name, pll->refcount, pll->active);
if (memcmp(&crtc->new_config->dpll_hw_state,
&pll->new_config->hw_state,
sizeof(pll->new_config->hw_state)) == 0) {
DRM_DEBUG_KMS("CRTC:%d sharing existing %s (crtc mask 0x%08x, ative %d)\n",
crtc->base.base.id, pll->name,
pll->new_config->crtc_mask,
pll->active);
goto found;
}
}
3713,7 → 3942,7
/* Ok no matching timings, maybe there's a free one? */
for (i = 0; i < dev_priv->num_shared_dpll; i++) {
pll = &dev_priv->shared_dplls[i];
if (pll->refcount == 0) {
if (pll->new_config->crtc_mask == 0) {
DRM_DEBUG_KMS("CRTC:%d allocated %s\n",
crtc->base.base.id, pll->name);
goto found;
3723,18 → 3952,86
return NULL;
found:
if (pll->refcount == 0)
pll->hw_state = crtc->config.dpll_hw_state;
if (pll->new_config->crtc_mask == 0)
pll->new_config->hw_state = crtc->new_config->dpll_hw_state;
crtc->config.shared_dpll = i;
crtc->new_config->shared_dpll = i;
DRM_DEBUG_DRIVER("using %s for pipe %c\n", pll->name,
pipe_name(crtc->pipe));
pll->refcount++;
pll->new_config->crtc_mask |= 1 << crtc->pipe;
return pll;
}
/**
* intel_shared_dpll_start_config - start a new PLL staged config
* @dev_priv: DRM device
* @clear_pipes: mask of pipes that will have their PLLs freed
*
* Starts a new PLL staged config, copying the current config but
* releasing the references of pipes specified in clear_pipes.
*/
static int intel_shared_dpll_start_config(struct drm_i915_private *dev_priv,
unsigned clear_pipes)
{
struct intel_shared_dpll *pll;
enum intel_dpll_id i;
for (i = 0; i < dev_priv->num_shared_dpll; i++) {
pll = &dev_priv->shared_dplls[i];
pll->new_config = kmemdup(&pll->config, sizeof pll->config,
GFP_KERNEL);
if (!pll->new_config)
goto cleanup;
pll->new_config->crtc_mask &= ~clear_pipes;
}
return 0;
cleanup:
while (--i >= 0) {
pll = &dev_priv->shared_dplls[i];
kfree(pll->new_config);
pll->new_config = NULL;
}
return -ENOMEM;
}
static void intel_shared_dpll_commit(struct drm_i915_private *dev_priv)
{
struct intel_shared_dpll *pll;
enum intel_dpll_id i;
for (i = 0; i < dev_priv->num_shared_dpll; i++) {
pll = &dev_priv->shared_dplls[i];
WARN_ON(pll->new_config == &pll->config);
pll->config = *pll->new_config;
kfree(pll->new_config);
pll->new_config = NULL;
}
}
static void intel_shared_dpll_abort_config(struct drm_i915_private *dev_priv)
{
struct intel_shared_dpll *pll;
enum intel_dpll_id i;
for (i = 0; i < dev_priv->num_shared_dpll; i++) {
pll = &dev_priv->shared_dplls[i];
WARN_ON(pll->new_config == &pll->config);
kfree(pll->new_config);
pll->new_config = NULL;
}
}
static void cpt_verify_modeset(struct drm_device *dev, int pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
3749,6 → 4046,19
}
}
static void skylake_pfit_enable(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
int pipe = crtc->pipe;
if (crtc->config.pch_pfit.enabled) {
I915_WRITE(PS_CTL(pipe), PS_ENABLE);
I915_WRITE(PS_WIN_POS(pipe), crtc->config.pch_pfit.pos);
I915_WRITE(PS_WIN_SZ(pipe), crtc->config.pch_pfit.size);
}
}
static void ironlake_pfit_enable(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
3872,7 → 4182,7
return;
if (!HAS_PCH_SPLIT(dev_priv->dev)) {
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DSI))
if (intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DSI))
assert_dsi_pll_enabled(dev_priv);
else
assert_pll_enabled(dev_priv, pipe);
3911,6 → 4221,7
mutex_lock(&dev->struct_mutex);
dev_priv->mm.interruptible = false;
// (void) intel_overlay_switch_off(intel_crtc->overlay);
dev_priv->mm.interruptible = true;
mutex_unlock(&dev->struct_mutex);
}
3923,14 → 4234,10
static void intel_crtc_enable_planes(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
drm_vblank_on(dev, pipe);
intel_enable_primary_hw_plane(dev_priv, plane, pipe);
intel_enable_primary_hw_plane(crtc->primary, crtc);
intel_enable_planes(crtc);
intel_crtc_update_cursor(crtc, true);
intel_crtc_dpms_overlay(intel_crtc, true);
3940,6 → 4247,13
mutex_lock(&dev->struct_mutex);
intel_update_fbc(dev);
mutex_unlock(&dev->struct_mutex);
/*
* FIXME: Once we grow proper nuclear flip support out of this we need
* to compute the mask of flip planes precisely. For the time being
* consider this a flip from a NULL plane.
*/
intel_frontbuffer_flip(dev, INTEL_FRONTBUFFER_ALL_MASK(pipe));
}
static void intel_crtc_disable_planes(struct drm_crtc *crtc)
3959,8 → 4273,14
intel_crtc_dpms_overlay(intel_crtc, false);
intel_crtc_update_cursor(crtc, false);
intel_disable_planes(crtc);
intel_disable_primary_hw_plane(dev_priv, plane, pipe);
drm_vblank_off(dev, pipe);
intel_disable_primary_hw_plane(crtc->primary, crtc);
/*
* FIXME: Once we grow proper nuclear flip support out of this we need
* to compute the mask of flip planes precisely. For the time being
* consider this a flip to a NULL plane.
*/
// intel_frontbuffer_flip(dev, INTEL_FRONTBUFFER_ALL_MASK(pipe));
}
static void ironlake_crtc_enable(struct drm_crtc *crtc)
3970,7 → 4290,6
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_encoder *encoder;
int pipe = intel_crtc->pipe;
enum plane plane = intel_crtc->plane;
WARN_ON(!crtc->enabled);
3987,22 → 4306,15
if (intel_crtc->config.has_pch_encoder) {
intel_cpu_transcoder_set_m_n(intel_crtc,
&intel_crtc->config.fdi_m_n);
&intel_crtc->config.fdi_m_n, NULL);
}
ironlake_set_pipeconf(crtc);
/* Set up the display plane register */
I915_WRITE(DSPCNTR(plane), DISPPLANE_GAMMA_ENABLE);
POSTING_READ(DSPCNTR(plane));
dev_priv->display.update_primary_plane(crtc, crtc->primary->fb,
crtc->x, crtc->y);
intel_crtc->active = true;
intel_set_cpu_fifo_underrun_reporting(dev, pipe, true);
intel_set_pch_fifo_underrun_reporting(dev, pipe, true);
intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true);
intel_set_pch_fifo_underrun_reporting(dev_priv, pipe, true);
for_each_encoder_on_crtc(dev, crtc, encoder)
if (encoder->pre_enable)
4038,6 → 4350,9
if (HAS_PCH_CPT(dev))
cpt_verify_modeset(dev, intel_crtc->pipe);
assert_vblank_disabled(crtc);
drm_crtc_vblank_on(crtc);
intel_crtc_enable_planes(crtc);
}
4083,7 → 4398,6
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_encoder *encoder;
int pipe = intel_crtc->pipe;
enum plane plane = intel_crtc->plane;
WARN_ON(!crtc->enabled);
4098,9 → 4412,14
intel_set_pipe_timings(intel_crtc);
if (intel_crtc->config.cpu_transcoder != TRANSCODER_EDP) {
I915_WRITE(PIPE_MULT(intel_crtc->config.cpu_transcoder),
intel_crtc->config.pixel_multiplier - 1);
}
if (intel_crtc->config.has_pch_encoder) {
intel_cpu_transcoder_set_m_n(intel_crtc,
&intel_crtc->config.fdi_m_n);
&intel_crtc->config.fdi_m_n, NULL);
}
haswell_set_pipeconf(crtc);
4107,27 → 4426,24
intel_set_pipe_csc(crtc);
/* Set up the display plane register */
I915_WRITE(DSPCNTR(plane), DISPPLANE_GAMMA_ENABLE | DISPPLANE_PIPE_CSC_ENABLE);
POSTING_READ(DSPCNTR(plane));
dev_priv->display.update_primary_plane(crtc, crtc->primary->fb,
crtc->x, crtc->y);
intel_crtc->active = true;
intel_set_cpu_fifo_underrun_reporting(dev, pipe, true);
intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true);
for_each_encoder_on_crtc(dev, crtc, encoder)
if (encoder->pre_enable)
encoder->pre_enable(encoder);
if (intel_crtc->config.has_pch_encoder) {
intel_set_pch_fifo_underrun_reporting(dev, TRANSCODER_A, true);
intel_set_pch_fifo_underrun_reporting(dev_priv, TRANSCODER_A,
true);
dev_priv->display.fdi_link_train(crtc);
}
intel_ddi_enable_pipe_clock(intel_crtc);
if (IS_SKYLAKE(dev))
skylake_pfit_enable(intel_crtc);
else
ironlake_pfit_enable(intel_crtc);
/*
4153,6 → 4469,9
intel_opregion_notify_encoder(encoder, true);
}
assert_vblank_disabled(crtc);
drm_crtc_vblank_on(crtc);
/* If we change the relative order between pipe/planes enabling, we need
* to change the workaround. */
haswell_mode_set_planes_workaround(intel_crtc);
4159,6 → 4478,21
intel_crtc_enable_planes(crtc);
}
static void skylake_pfit_disable(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
int pipe = crtc->pipe;
/* To avoid upsetting the power well on haswell only disable the pfit if
* it's in use. The hw state code will make sure we get this right. */
if (crtc->config.pch_pfit.enabled) {
I915_WRITE(PS_CTL(pipe), 0);
I915_WRITE(PS_WIN_POS(pipe), 0);
I915_WRITE(PS_WIN_SZ(pipe), 0);
}
}
static void ironlake_pfit_disable(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->base.dev;
4188,13 → 4522,17
intel_crtc_disable_planes(crtc);
drm_crtc_vblank_off(crtc);
assert_vblank_disabled(crtc);
for_each_encoder_on_crtc(dev, crtc, encoder)
encoder->disable(encoder);
if (intel_crtc->config.has_pch_encoder)
intel_set_pch_fifo_underrun_reporting(dev, pipe, false);
intel_set_pch_fifo_underrun_reporting(dev_priv, pipe, false);
intel_disable_pipe(dev_priv, pipe);
intel_disable_pipe(intel_crtc);
ironlake_pfit_disable(intel_crtc);
for_each_encoder_on_crtc(dev, crtc, encoder)
4205,7 → 4543,6
ironlake_fdi_disable(crtc);
ironlake_disable_pch_transcoder(dev_priv, pipe);
intel_set_pch_fifo_underrun_reporting(dev, pipe, true);
if (HAS_PCH_CPT(dev)) {
/* disable TRANS_DP_CTL */
4242,7 → 4579,6
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_encoder *encoder;
int pipe = intel_crtc->pipe;
enum transcoder cpu_transcoder = intel_crtc->config.cpu_transcoder;
if (!intel_crtc->active)
4250,6 → 4586,9
intel_crtc_disable_planes(crtc);
drm_crtc_vblank_off(crtc);
assert_vblank_disabled(crtc);
for_each_encoder_on_crtc(dev, crtc, encoder) {
intel_opregion_notify_encoder(encoder, false);
encoder->disable(encoder);
4256,8 → 4595,9
}
if (intel_crtc->config.has_pch_encoder)
intel_set_pch_fifo_underrun_reporting(dev, TRANSCODER_A, false);
intel_disable_pipe(dev_priv, pipe);
intel_set_pch_fifo_underrun_reporting(dev_priv, TRANSCODER_A,
false);
intel_disable_pipe(intel_crtc);
if (intel_crtc->config.dp_encoder_is_mst)
intel_ddi_set_vc_payload_alloc(crtc, false);
4264,6 → 4604,9
intel_ddi_disable_transcoder_func(dev_priv, cpu_transcoder);
if (IS_SKYLAKE(dev))
skylake_pfit_disable(intel_crtc);
else
ironlake_pfit_disable(intel_crtc);
intel_ddi_disable_pipe_clock(intel_crtc);
4270,7 → 4613,6
if (intel_crtc->config.has_pch_encoder) {
lpt_disable_pch_transcoder(dev_priv);
intel_set_pch_fifo_underrun_reporting(dev, TRANSCODER_A, true);
intel_ddi_fdi_disable(crtc);
}
4391,20 → 4733,6
return mask;
}
void intel_display_set_init_power(struct drm_i915_private *dev_priv,
bool enable)
{
if (dev_priv->power_domains.init_power_on == enable)
return;
if (enable)
intel_display_power_get(dev_priv, POWER_DOMAIN_INIT);
else
intel_display_power_put(dev_priv, POWER_DOMAIN_INIT);
dev_priv->power_domains.init_power_on = enable;
}
static void modeset_update_crtc_power_domains(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
4427,6 → 4755,9
intel_display_power_get(dev_priv, domain);
}
if (dev_priv->display.modeset_global_resources)
dev_priv->display.modeset_global_resources(dev);
for_each_intel_crtc(dev, crtc) {
enum intel_display_power_domain domain;
4458,7 → 4789,7
struct drm_i915_private *dev_priv = dev->dev_private;
dev_priv->vlv_cdclk_freq = dev_priv->display.get_display_clock_speed(dev);
DRM_DEBUG_DRIVER("Current CD clock rate: %d kHz",
DRM_DEBUG_DRIVER("Current CD clock rate: %d kHz\n",
dev_priv->vlv_cdclk_freq);
/*
4466,7 → 4797,7
* BSpec erroneously claims we should aim for 4MHz, but
* in fact 1MHz is the correct frequency.
*/
I915_WRITE(GMBUSFREQ_VLV, dev_priv->vlv_cdclk_freq);
I915_WRITE(GMBUSFREQ_VLV, DIV_ROUND_UP(dev_priv->vlv_cdclk_freq, 1000));
}
/* Adjust CDclk dividers to allow high res or save power if possible */
4497,10 → 4828,9
mutex_unlock(&dev_priv->rps.hw_lock);
if (cdclk == 400000) {
u32 divider, vco;
u32 divider;
vco = valleyview_get_vco(dev_priv);
divider = DIV_ROUND_CLOSEST(vco << 1, cdclk) - 1;
divider = DIV_ROUND_CLOSEST(dev_priv->hpll_freq << 1, cdclk) - 1;
mutex_lock(&dev_priv->dpio_lock);
/* adjust cdclk divider */
4535,12 → 4865,56
vlv_update_cdclk(dev);
}
static void cherryview_set_cdclk(struct drm_device *dev, int cdclk)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 val, cmd;
WARN_ON(dev_priv->display.get_display_clock_speed(dev) != dev_priv->vlv_cdclk_freq);
switch (cdclk) {
case 400000:
cmd = 3;
break;
case 333333:
case 320000:
cmd = 2;
break;
case 266667:
cmd = 1;
break;
case 200000:
cmd = 0;
break;
default:
WARN_ON(1);
return;
}
mutex_lock(&dev_priv->rps.hw_lock);
val = vlv_punit_read(dev_priv, PUNIT_REG_DSPFREQ);
val &= ~DSPFREQGUAR_MASK_CHV;
val |= (cmd << DSPFREQGUAR_SHIFT_CHV);
vlv_punit_write(dev_priv, PUNIT_REG_DSPFREQ, val);
if (wait_for((vlv_punit_read(dev_priv, PUNIT_REG_DSPFREQ) &
DSPFREQSTAT_MASK_CHV) == (cmd << DSPFREQSTAT_SHIFT_CHV),
50)) {
DRM_ERROR("timed out waiting for CDclk change\n");
}
mutex_unlock(&dev_priv->rps.hw_lock);
vlv_update_cdclk(dev);
}
static int valleyview_calc_cdclk(struct drm_i915_private *dev_priv,
int max_pixclk)
{
int vco = valleyview_get_vco(dev_priv);
int freq_320 = (vco << 1) % 320000 != 0 ? 333333 : 320000;
int freq_320 = (dev_priv->hpll_freq << 1) % 320000 != 0 ? 333333 : 320000;
/* FIXME: Punit isn't quite ready yet */
if (IS_CHERRYVIEW(dev_priv->dev))
return 400000;
/*
* Really only a few cases to deal with, as only 4 CDclks are supported:
* 200MHz
4603,21 → 4977,35
int max_pixclk = intel_mode_max_pixclk(dev_priv);
int req_cdclk = valleyview_calc_cdclk(dev_priv, max_pixclk);
if (req_cdclk != dev_priv->vlv_cdclk_freq)
if (req_cdclk != dev_priv->vlv_cdclk_freq) {
/*
* FIXME: We can end up here with all power domains off, yet
* with a CDCLK frequency other than the minimum. To account
* for this take the PIPE-A power domain, which covers the HW
* blocks needed for the following programming. This can be
* removed once it's guaranteed that we get here either with
* the minimum CDCLK set, or the required power domains
* enabled.
*/
intel_display_power_get(dev_priv, POWER_DOMAIN_PIPE_A);
if (IS_CHERRYVIEW(dev))
cherryview_set_cdclk(dev, req_cdclk);
else
valleyview_set_cdclk(dev, req_cdclk);
modeset_update_crtc_power_domains(dev);
intel_display_power_put(dev_priv, POWER_DOMAIN_PIPE_A);
}
}
static void valleyview_crtc_enable(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_encoder *encoder;
int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
bool is_dsi;
u32 dspcntr;
WARN_ON(!crtc->enabled);
4624,38 → 5012,32
if (intel_crtc->active)
return;
is_dsi = intel_pipe_has_type(crtc, INTEL_OUTPUT_DSI);
is_dsi = intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DSI);
if (!is_dsi && !IS_CHERRYVIEW(dev))
vlv_prepare_pll(intel_crtc);
if (!is_dsi) {
if (IS_CHERRYVIEW(dev))
chv_prepare_pll(intel_crtc, &intel_crtc->config);
else
vlv_prepare_pll(intel_crtc, &intel_crtc->config);
}
/* Set up the display plane register */
dspcntr = DISPPLANE_GAMMA_ENABLE;
if (intel_crtc->config.has_dp_encoder)
intel_dp_set_m_n(intel_crtc);
intel_set_pipe_timings(intel_crtc);
/* pipesrc and dspsize control the size that is scaled from,
* which should always be the user's requested size.
*/
I915_WRITE(DSPSIZE(plane),
((intel_crtc->config.pipe_src_h - 1) << 16) |
(intel_crtc->config.pipe_src_w - 1));
I915_WRITE(DSPPOS(plane), 0);
if (IS_CHERRYVIEW(dev) && pipe == PIPE_B) {
struct drm_i915_private *dev_priv = dev->dev_private;
I915_WRITE(CHV_BLEND(pipe), CHV_BLEND_LEGACY);
I915_WRITE(CHV_CANVAS(pipe), 0);
}
i9xx_set_pipeconf(intel_crtc);
I915_WRITE(DSPCNTR(plane), dspcntr);
POSTING_READ(DSPCNTR(plane));
dev_priv->display.update_primary_plane(crtc, crtc->primary->fb,
crtc->x, crtc->y);
intel_crtc->active = true;
intel_set_cpu_fifo_underrun_reporting(dev, pipe, true);
intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true);
for_each_encoder_on_crtc(dev, crtc, encoder)
if (encoder->pre_pll_enable)
4663,9 → 5045,9
if (!is_dsi) {
if (IS_CHERRYVIEW(dev))
chv_enable_pll(intel_crtc);
chv_enable_pll(intel_crtc, &intel_crtc->config);
else
vlv_enable_pll(intel_crtc);
vlv_enable_pll(intel_crtc, &intel_crtc->config);
}
for_each_encoder_on_crtc(dev, crtc, encoder)
4682,10 → 5064,13
for_each_encoder_on_crtc(dev, crtc, encoder)
encoder->enable(encoder);
assert_vblank_disabled(crtc);
drm_crtc_vblank_on(crtc);
intel_crtc_enable_planes(crtc);
/* Underruns don't raise interrupts, so check manually. */
i9xx_check_fifo_underruns(dev);
i9xx_check_fifo_underruns(dev_priv);
}
static void i9xx_set_pll_dividers(struct intel_crtc *crtc)
4700,12 → 5085,10
static void i9xx_crtc_enable(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_encoder *encoder;
int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
u32 dspcntr;
WARN_ON(!crtc->enabled);
4714,39 → 5097,17
i9xx_set_pll_dividers(intel_crtc);
/* Set up the display plane register */
dspcntr = DISPPLANE_GAMMA_ENABLE;
if (pipe == 0)
dspcntr &= ~DISPPLANE_SEL_PIPE_MASK;
else
dspcntr |= DISPPLANE_SEL_PIPE_B;
if (intel_crtc->config.has_dp_encoder)
intel_dp_set_m_n(intel_crtc);
intel_set_pipe_timings(intel_crtc);
/* pipesrc and dspsize control the size that is scaled from,
* which should always be the user's requested size.
*/
I915_WRITE(DSPSIZE(plane),
((intel_crtc->config.pipe_src_h - 1) << 16) |
(intel_crtc->config.pipe_src_w - 1));
I915_WRITE(DSPPOS(plane), 0);
i9xx_set_pipeconf(intel_crtc);
I915_WRITE(DSPCNTR(plane), dspcntr);
POSTING_READ(DSPCNTR(plane));
dev_priv->display.update_primary_plane(crtc, crtc->primary->fb,
crtc->x, crtc->y);
intel_crtc->active = true;
if (!IS_GEN2(dev))
intel_set_cpu_fifo_underrun_reporting(dev, pipe, true);
intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true);
for_each_encoder_on_crtc(dev, crtc, encoder)
if (encoder->pre_enable)
4764,6 → 5125,9
for_each_encoder_on_crtc(dev, crtc, encoder)
encoder->enable(encoder);
assert_vblank_disabled(crtc);
drm_crtc_vblank_on(crtc);
intel_crtc_enable_planes(crtc);
/*
4774,10 → 5138,10
* but leave the pipe running.
*/
if (IS_GEN2(dev))
intel_set_cpu_fifo_underrun_reporting(dev, pipe, true);
intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true);
/* Underruns don't raise interrupts, so check manually. */
i9xx_check_fifo_underruns(dev);
i9xx_check_fifo_underruns(dev_priv);
}
static void i9xx_pfit_disable(struct intel_crtc *crtc)
4813,7 → 5177,7
* but leave the pipe running.
*/
if (IS_GEN2(dev))
intel_set_cpu_fifo_underrun_reporting(dev, pipe, false);
intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false);
/*
* Vblank time updates from the shadow to live plane control register
4827,9 → 5191,6
intel_set_memory_cxsr(dev_priv, false);
intel_crtc_disable_planes(crtc);
for_each_encoder_on_crtc(dev, crtc, encoder)
encoder->disable(encoder);
/*
* On gen2 planes are double buffered but the pipe isn't, so we must
* wait for planes to fully turn off before disabling the pipe.
4838,8 → 5199,14
*/
intel_wait_for_vblank(dev, pipe);
intel_disable_pipe(dev_priv, pipe);
drm_crtc_vblank_off(crtc);
assert_vblank_disabled(crtc);
for_each_encoder_on_crtc(dev, crtc, encoder)
encoder->disable(encoder);
intel_disable_pipe(intel_crtc);
i9xx_pfit_disable(intel_crtc);
for_each_encoder_on_crtc(dev, crtc, encoder)
4846,17 → 5213,17
if (encoder->post_disable)
encoder->post_disable(encoder);
if (!intel_pipe_has_type(crtc, INTEL_OUTPUT_DSI)) {
if (!intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_DSI)) {
if (IS_CHERRYVIEW(dev))
chv_disable_pll(dev_priv, pipe);
else if (IS_VALLEYVIEW(dev))
vlv_disable_pll(dev_priv, pipe);
else
i9xx_disable_pll(dev_priv, pipe);
i9xx_disable_pll(intel_crtc);
}
if (!IS_GEN2(dev))
intel_set_cpu_fifo_underrun_reporting(dev, pipe, false);
intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false);
intel_crtc->active = false;
intel_update_watermarks(crtc);
4870,39 → 5237,6
{
}
static void intel_crtc_update_sarea(struct drm_crtc *crtc,
bool enabled)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_master_private *master_priv;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int pipe = intel_crtc->pipe;
#if 0
if (!dev->primary->master)
return;
master_priv = dev->primary->master->driver_priv;
if (!master_priv->sarea_priv)
return;
switch (pipe) {
case 0:
master_priv->sarea_priv->pipeA_w = enabled ? crtc->mode.hdisplay : 0;
master_priv->sarea_priv->pipeA_h = enabled ? crtc->mode.vdisplay : 0;
break;
case 1:
master_priv->sarea_priv->pipeB_w = enabled ? crtc->mode.hdisplay : 0;
master_priv->sarea_priv->pipeB_h = enabled ? crtc->mode.vdisplay : 0;
break;
default:
DRM_ERROR("Can't update pipe %c in SAREA\n", pipe_name(pipe));
break;
}
#endif
}
/* Master function to enable/disable CRTC and corresponding power wells */
void intel_crtc_control(struct drm_crtc *crtc, bool enable)
{
4946,8 → 5280,6
enable |= intel_encoder->connectors_active;
intel_crtc_control(crtc, enable);
intel_crtc_update_sarea(crtc, enable);
}
static void intel_crtc_disable(struct drm_crtc *crtc)
4962,7 → 5294,6
WARN_ON(!crtc->enabled);
dev_priv->display.crtc_disable(crtc);
intel_crtc_update_sarea(crtc, false);
dev_priv->display.off(crtc);
if (crtc->primary->fb) {
5201,11 → 5532,11
struct intel_crtc_config *pipe_config)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_display_mode *adjusted_mode = &pipe_config->adjusted_mode;
/* FIXME should check pixel clock limits on all platforms */
if (INTEL_INFO(dev)->gen < 4) {
struct drm_i915_private *dev_priv = dev->dev_private;
int clock_limit =
dev_priv->display.get_display_clock_speed(dev);
5232,7 → 5563,7
* - LVDS dual channel mode
* - Double wide pipe
*/
if ((intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_LVDS) &&
if ((intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) &&
intel_is_dual_link_lvds(dev)) || pipe_config->double_wide)
pipe_config->pipe_src_w &= ~1;
5254,13 → 5585,6
if (HAS_IPS(dev))
hsw_compute_ips_config(crtc, pipe_config);
/*
* XXX: PCH/WRPLL clock sharing is done in ->mode_set, so make sure the
* old clock survives for now.
*/
if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev) || HAS_DDI(dev))
pipe_config->shared_dpll = crtc->config.shared_dpll;
if (pipe_config->has_pch_encoder)
return ironlake_fdi_compute_config(crtc, pipe_config);
5270,10 → 5594,16
static int valleyview_get_display_clock_speed(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int vco = valleyview_get_vco(dev_priv);
u32 val;
int divider;
/* FIXME: Punit isn't quite ready yet */
if (IS_CHERRYVIEW(dev))
return 400000;
if (dev_priv->hpll_freq == 0)
dev_priv->hpll_freq = valleyview_get_vco(dev_priv);
mutex_lock(&dev_priv->dpio_lock);
val = vlv_cck_read(dev_priv, CCK_DISPLAY_CLOCK_CONTROL);
mutex_unlock(&dev_priv->dpio_lock);
5284,7 → 5614,7
(divider << DISPLAY_FREQUENCY_STATUS_SHIFT),
"cdclk change in progress\n");
return DIV_ROUND_CLOSEST(vco << 1, divider + 1);
return DIV_ROUND_CLOSEST(dev_priv->hpll_freq << 1, divider + 1);
}
static int i945_get_display_clock_speed(struct drm_device *dev)
5416,15 → 5746,15
&& !(dev_priv->quirks & QUIRK_LVDS_SSC_DISABLE);
}
static int i9xx_get_refclk(struct drm_crtc *crtc, int num_connectors)
static int i9xx_get_refclk(struct intel_crtc *crtc, int num_connectors)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
int refclk;
if (IS_VALLEYVIEW(dev)) {
refclk = 100000;
} else if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) &&
} else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
intel_panel_use_ssc(dev_priv) && num_connectors < 2) {
refclk = dev_priv->vbt.lvds_ssc_freq;
DRM_DEBUG_KMS("using SSC reference clock of %d kHz\n", refclk);
5454,24 → 5784,24
u32 fp, fp2 = 0;
if (IS_PINEVIEW(dev)) {
fp = pnv_dpll_compute_fp(&crtc->config.dpll);
fp = pnv_dpll_compute_fp(&crtc->new_config->dpll);
if (reduced_clock)
fp2 = pnv_dpll_compute_fp(reduced_clock);
} else {
fp = i9xx_dpll_compute_fp(&crtc->config.dpll);
fp = i9xx_dpll_compute_fp(&crtc->new_config->dpll);
if (reduced_clock)
fp2 = i9xx_dpll_compute_fp(reduced_clock);
}
crtc->config.dpll_hw_state.fp0 = fp;
crtc->new_config->dpll_hw_state.fp0 = fp;
crtc->lowfreq_avail = false;
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_LVDS) &&
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
reduced_clock && i915.powersave) {
crtc->config.dpll_hw_state.fp1 = fp2;
crtc->new_config->dpll_hw_state.fp1 = fp2;
crtc->lowfreq_avail = true;
} else {
crtc->config.dpll_hw_state.fp1 = fp;
crtc->new_config->dpll_hw_state.fp1 = fp;
}
}
5518,7 → 5848,8
}
static void intel_cpu_transcoder_set_m_n(struct intel_crtc *crtc,
struct intel_link_m_n *m_n)
struct intel_link_m_n *m_n,
struct intel_link_m_n *m2_n2)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
5530,6 → 5861,18
I915_WRITE(PIPE_DATA_N1(transcoder), m_n->gmch_n);
I915_WRITE(PIPE_LINK_M1(transcoder), m_n->link_m);
I915_WRITE(PIPE_LINK_N1(transcoder), m_n->link_n);
/* M2_N2 registers to be set only for gen < 8 (M2_N2 available
* for gen < 8) and if DRRS is supported (to make sure the
* registers are not unnecessarily accessed).
*/
if (m2_n2 && INTEL_INFO(dev)->gen < 8 &&
crtc->config.has_drrs) {
I915_WRITE(PIPE_DATA_M2(transcoder),
TU_SIZE(m2_n2->tu) | m2_n2->gmch_m);
I915_WRITE(PIPE_DATA_N2(transcoder), m2_n2->gmch_n);
I915_WRITE(PIPE_LINK_M2(transcoder), m2_n2->link_m);
I915_WRITE(PIPE_LINK_N2(transcoder), m2_n2->link_n);
}
} else {
I915_WRITE(PIPE_DATA_M_G4X(pipe), TU_SIZE(m_n->tu) | m_n->gmch_m);
I915_WRITE(PIPE_DATA_N_G4X(pipe), m_n->gmch_n);
5538,15 → 5881,17
}
}
static void intel_dp_set_m_n(struct intel_crtc *crtc)
void intel_dp_set_m_n(struct intel_crtc *crtc)
{
if (crtc->config.has_pch_encoder)
intel_pch_transcoder_set_m_n(crtc, &crtc->config.dp_m_n);
else
intel_cpu_transcoder_set_m_n(crtc, &crtc->config.dp_m_n);
intel_cpu_transcoder_set_m_n(crtc, &crtc->config.dp_m_n,
&crtc->config.dp_m2_n2);
}
static void vlv_update_pll(struct intel_crtc *crtc)
static void vlv_update_pll(struct intel_crtc *crtc,
struct intel_crtc_config *pipe_config)
{
u32 dpll, dpll_md;
5561,14 → 5906,15
if (crtc->pipe == PIPE_B)
dpll |= DPLL_INTEGRATED_CRI_CLK_VLV;
dpll |= DPLL_VCO_ENABLE;
crtc->config.dpll_hw_state.dpll = dpll;
pipe_config->dpll_hw_state.dpll = dpll;
dpll_md = (crtc->config.pixel_multiplier - 1)
dpll_md = (pipe_config->pixel_multiplier - 1)
<< DPLL_MD_UDI_MULTIPLIER_SHIFT;
crtc->config.dpll_hw_state.dpll_md = dpll_md;
pipe_config->dpll_hw_state.dpll_md = dpll_md;
}
static void vlv_prepare_pll(struct intel_crtc *crtc)
static void vlv_prepare_pll(struct intel_crtc *crtc,
const struct intel_crtc_config *pipe_config)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
5579,11 → 5925,11
mutex_lock(&dev_priv->dpio_lock);
bestn = crtc->config.dpll.n;
bestm1 = crtc->config.dpll.m1;
bestm2 = crtc->config.dpll.m2;
bestp1 = crtc->config.dpll.p1;
bestp2 = crtc->config.dpll.p2;
bestn = pipe_config->dpll.n;
bestm1 = pipe_config->dpll.m1;
bestm2 = pipe_config->dpll.m2;
bestp1 = pipe_config->dpll.p1;
bestp2 = pipe_config->dpll.p2;
/* See eDP HDMI DPIO driver vbios notes doc */
5620,9 → 5966,9
vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW3(pipe), mdiv);
/* Set HBR and RBR LPF coefficients */
if (crtc->config.port_clock == 162000 ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_ANALOG) ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_HDMI))
if (pipe_config->port_clock == 162000 ||
intel_pipe_has_type(crtc, INTEL_OUTPUT_ANALOG) ||
intel_pipe_has_type(crtc, INTEL_OUTPUT_HDMI))
vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW10(pipe),
0x009f0003);
else
5629,8 → 5975,7
vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW10(pipe),
0x00d0000f);
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_EDP) ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_DISPLAYPORT)) {
if (crtc->config.has_dp_encoder) {
/* Use SSC source */
if (pipe == PIPE_A)
vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW5(pipe),
5650,8 → 5995,8
coreclk = vlv_dpio_read(dev_priv, pipe, VLV_PLL_DW7(pipe));
coreclk = (coreclk & 0x0000ff00) | 0x01c00000;
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_DISPLAYPORT) ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_EDP))
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT) ||
intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP))
coreclk |= 0x01000000;
vlv_dpio_write(dev_priv, pipe, VLV_PLL_DW7(pipe), coreclk);
5659,8 → 6004,22
mutex_unlock(&dev_priv->dpio_lock);
}
static void chv_update_pll(struct intel_crtc *crtc)
static void chv_update_pll(struct intel_crtc *crtc,
struct intel_crtc_config *pipe_config)
{
pipe_config->dpll_hw_state.dpll = DPLL_SSC_REF_CLOCK_CHV |
DPLL_REFA_CLK_ENABLE_VLV | DPLL_VGA_MODE_DIS |
DPLL_VCO_ENABLE;
if (crtc->pipe != PIPE_A)
pipe_config->dpll_hw_state.dpll |= DPLL_INTEGRATED_CRI_CLK_VLV;
pipe_config->dpll_hw_state.dpll_md =
(pipe_config->pixel_multiplier - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT;
}
static void chv_prepare_pll(struct intel_crtc *crtc,
const struct intel_crtc_config *pipe_config)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
int pipe = crtc->pipe;
5670,27 → 6029,18
u32 bestn, bestm1, bestm2, bestp1, bestp2, bestm2_frac;
int refclk;
crtc->config.dpll_hw_state.dpll = DPLL_SSC_REF_CLOCK_CHV |
DPLL_REFA_CLK_ENABLE_VLV | DPLL_VGA_MODE_DIS |
DPLL_VCO_ENABLE;
if (pipe != PIPE_A)
crtc->config.dpll_hw_state.dpll |= DPLL_INTEGRATED_CRI_CLK_VLV;
bestn = pipe_config->dpll.n;
bestm2_frac = pipe_config->dpll.m2 & 0x3fffff;
bestm1 = pipe_config->dpll.m1;
bestm2 = pipe_config->dpll.m2 >> 22;
bestp1 = pipe_config->dpll.p1;
bestp2 = pipe_config->dpll.p2;
crtc->config.dpll_hw_state.dpll_md =
(crtc->config.pixel_multiplier - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT;
bestn = crtc->config.dpll.n;
bestm2_frac = crtc->config.dpll.m2 & 0x3fffff;
bestm1 = crtc->config.dpll.m1;
bestm2 = crtc->config.dpll.m2 >> 22;
bestp1 = crtc->config.dpll.p1;
bestp2 = crtc->config.dpll.p2;
/*
* Enable Refclk and SSC
*/
I915_WRITE(dpll_reg,
crtc->config.dpll_hw_state.dpll & ~DPLL_VCO_ENABLE);
pipe_config->dpll_hw_state.dpll & ~DPLL_VCO_ENABLE);
mutex_lock(&dev_priv->dpio_lock);
5718,7 → 6068,7
(2 << DPIO_CHV_FEEDFWD_GAIN_SHIFT));
/* Loop filter */
refclk = i9xx_get_refclk(&crtc->base, 0);
refclk = i9xx_get_refclk(crtc, 0);
loopfilter = 5 << DPIO_CHV_PROP_COEFF_SHIFT |
2 << DPIO_CHV_GAIN_CTRL_SHIFT;
if (refclk == 100000)
5738,6 → 6088,53
mutex_unlock(&dev_priv->dpio_lock);
}
/**
* vlv_force_pll_on - forcibly enable just the PLL
* @dev_priv: i915 private structure
* @pipe: pipe PLL to enable
* @dpll: PLL configuration
*
* Enable the PLL for @pipe using the supplied @dpll config. To be used
* in cases where we need the PLL enabled even when @pipe is not going to
* be enabled.
*/
void vlv_force_pll_on(struct drm_device *dev, enum pipe pipe,
const struct dpll *dpll)
{
struct intel_crtc *crtc =
to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe));
struct intel_crtc_config pipe_config = {
.pixel_multiplier = 1,
.dpll = *dpll,
};
if (IS_CHERRYVIEW(dev)) {
chv_update_pll(crtc, &pipe_config);
chv_prepare_pll(crtc, &pipe_config);
chv_enable_pll(crtc, &pipe_config);
} else {
vlv_update_pll(crtc, &pipe_config);
vlv_prepare_pll(crtc, &pipe_config);
vlv_enable_pll(crtc, &pipe_config);
}
}
/**
* vlv_force_pll_off - forcibly disable just the PLL
* @dev_priv: i915 private structure
* @pipe: pipe PLL to disable
*
* Disable the PLL for @pipe. To be used in cases where we need
* the PLL enabled even when @pipe is not going to be enabled.
*/
void vlv_force_pll_off(struct drm_device *dev, enum pipe pipe)
{
if (IS_CHERRYVIEW(dev))
chv_disable_pll(to_i915(dev), pipe);
else
vlv_disable_pll(to_i915(dev), pipe);
}
static void i9xx_update_pll(struct intel_crtc *crtc,
intel_clock_t *reduced_clock,
int num_connectors)
5746,22 → 6143,22
struct drm_i915_private *dev_priv = dev->dev_private;
u32 dpll;
bool is_sdvo;
struct dpll *clock = &crtc->config.dpll;
struct dpll *clock = &crtc->new_config->dpll;
i9xx_update_pll_dividers(crtc, reduced_clock);
is_sdvo = intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_SDVO) ||
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_HDMI);
is_sdvo = intel_pipe_will_have_type(crtc, INTEL_OUTPUT_SDVO) ||
intel_pipe_will_have_type(crtc, INTEL_OUTPUT_HDMI);
dpll = DPLL_VGA_MODE_DIS;
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_LVDS))
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS))
dpll |= DPLLB_MODE_LVDS;
else
dpll |= DPLLB_MODE_DAC_SERIAL;
if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev)) {
dpll |= (crtc->config.pixel_multiplier - 1)
dpll |= (crtc->new_config->pixel_multiplier - 1)
<< SDVO_MULTIPLIER_SHIFT_HIRES;
}
5768,7 → 6165,7
if (is_sdvo)
dpll |= DPLL_SDVO_HIGH_SPEED;
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_DISPLAYPORT))
if (crtc->new_config->has_dp_encoder)
dpll |= DPLL_SDVO_HIGH_SPEED;
/* compute bitmask from p1 value */
5796,9 → 6193,9
if (INTEL_INFO(dev)->gen >= 4)
dpll |= (6 << PLL_LOAD_PULSE_PHASE_SHIFT);
if (crtc->config.sdvo_tv_clock)
if (crtc->new_config->sdvo_tv_clock)
dpll |= PLL_REF_INPUT_TVCLKINBC;
else if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_LVDS) &&
else if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
intel_panel_use_ssc(dev_priv) && num_connectors < 2)
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
5805,12 → 6202,12
dpll |= PLL_REF_INPUT_DREFCLK;
dpll |= DPLL_VCO_ENABLE;
crtc->config.dpll_hw_state.dpll = dpll;
crtc->new_config->dpll_hw_state.dpll = dpll;
if (INTEL_INFO(dev)->gen >= 4) {
u32 dpll_md = (crtc->config.pixel_multiplier - 1)
u32 dpll_md = (crtc->new_config->pixel_multiplier - 1)
<< DPLL_MD_UDI_MULTIPLIER_SHIFT;
crtc->config.dpll_hw_state.dpll_md = dpll_md;
crtc->new_config->dpll_hw_state.dpll_md = dpll_md;
}
}
5821,13 → 6218,13
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
u32 dpll;
struct dpll *clock = &crtc->config.dpll;
struct dpll *clock = &crtc->new_config->dpll;
i9xx_update_pll_dividers(crtc, reduced_clock);
dpll = DPLL_VGA_MODE_DIS;
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_LVDS)) {
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS)) {
dpll |= (1 << (clock->p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT;
} else {
if (clock->p1 == 2)
5838,10 → 6235,10
dpll |= PLL_P2_DIVIDE_BY_4;
}
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_DVO))
if (!IS_I830(dev) && intel_pipe_will_have_type(crtc, INTEL_OUTPUT_DVO))
dpll |= DPLL_DVO_2X_MODE;
if (intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_LVDS) &&
if (intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) &&
intel_panel_use_ssc(dev_priv) && num_connectors < 2)
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
5848,7 → 6245,7
dpll |= PLL_REF_INPUT_DREFCLK;
dpll |= DPLL_VCO_ENABLE;
crtc->config.dpll_hw_state.dpll = dpll;
crtc->new_config->dpll_hw_state.dpll = dpll;
}
static void intel_set_pipe_timings(struct intel_crtc *intel_crtc)
5872,7 → 6269,7
crtc_vtotal -= 1;
crtc_vblank_end -= 1;
if (intel_pipe_has_type(&intel_crtc->base, INTEL_OUTPUT_SDVO))
if (intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_SDVO))
vsyncshift = (adjusted_mode->crtc_htotal - 1) / 2;
else
vsyncshift = adjusted_mode->crtc_hsync_start -
5989,9 → 6386,9
pipeconf = 0;
if (dev_priv->quirks & QUIRK_PIPEA_FORCE &&
I915_READ(PIPECONF(intel_crtc->pipe)) & PIPECONF_ENABLE)
pipeconf |= PIPECONF_ENABLE;
if ((intel_crtc->pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE) ||
(intel_crtc->pipe == PIPE_B && dev_priv->quirks & QUIRK_PIPEB_FORCE))
pipeconf |= I915_READ(PIPECONF(intel_crtc->pipe)) & PIPECONF_ENABLE;
if (intel_crtc->config.double_wide)
pipeconf |= PIPECONF_DOUBLE_WIDE;
6030,7 → 6427,7
if (intel_crtc->config.adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE) {
if (INTEL_INFO(dev)->gen < 4 ||
intel_pipe_has_type(&intel_crtc->base, INTEL_OUTPUT_SDVO))
intel_pipe_has_type(intel_crtc, INTEL_OUTPUT_SDVO))
pipeconf |= PIPECONF_INTERLACE_W_FIELD_INDICATION;
else
pipeconf |= PIPECONF_INTERLACE_W_SYNC_SHIFT;
6044,13 → 6441,10
POSTING_READ(PIPECONF(intel_crtc->pipe));
}
static int i9xx_crtc_mode_set(struct drm_crtc *crtc,
int x, int y,
struct drm_framebuffer *fb)
static int i9xx_crtc_compute_clock(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int refclk, num_connectors = 0;
intel_clock_t clock, reduced_clock;
bool ok, has_reduced_clock = false;
6058,7 → 6452,10
struct intel_encoder *encoder;
const intel_limit_t *limit;
for_each_encoder_on_crtc(dev, crtc, encoder) {
for_each_intel_encoder(dev, encoder) {
if (encoder->new_crtc != crtc)
continue;
switch (encoder->type) {
case INTEL_OUTPUT_LVDS:
is_lvds = true;
6066,6 → 6463,8
case INTEL_OUTPUT_DSI:
is_dsi = true;
break;
default:
break;
}
num_connectors++;
6074,7 → 6473,7
if (is_dsi)
return 0;
if (!intel_crtc->config.clock_set) {
if (!crtc->new_config->clock_set) {
refclk = i9xx_get_refclk(crtc, num_connectors);
/*
6085,7 → 6484,7
*/
limit = intel_limit(crtc, refclk);
ok = dev_priv->display.find_dpll(limit, crtc,
intel_crtc->config.port_clock,
crtc->new_config->port_clock,
refclk, NULL, &clock);
if (!ok) {
DRM_ERROR("Couldn't find PLL settings for mode!\n");
6106,23 → 6505,23
&reduced_clock);
}
/* Compat-code for transition, will disappear. */
intel_crtc->config.dpll.n = clock.n;
intel_crtc->config.dpll.m1 = clock.m1;
intel_crtc->config.dpll.m2 = clock.m2;
intel_crtc->config.dpll.p1 = clock.p1;
intel_crtc->config.dpll.p2 = clock.p2;
crtc->new_config->dpll.n = clock.n;
crtc->new_config->dpll.m1 = clock.m1;
crtc->new_config->dpll.m2 = clock.m2;
crtc->new_config->dpll.p1 = clock.p1;
crtc->new_config->dpll.p2 = clock.p2;
}
if (IS_GEN2(dev)) {
i8xx_update_pll(intel_crtc,
i8xx_update_pll(crtc,
has_reduced_clock ? &reduced_clock : NULL,
num_connectors);
} else if (IS_CHERRYVIEW(dev)) {
chv_update_pll(intel_crtc);
chv_update_pll(crtc, crtc->new_config);
} else if (IS_VALLEYVIEW(dev)) {
vlv_update_pll(intel_crtc);
vlv_update_pll(crtc, crtc->new_config);
} else {
i9xx_update_pll(intel_crtc,
i9xx_update_pll(crtc,
has_reduced_clock ? &reduced_clock : NULL,
num_connectors);
}
6234,7 → 6633,7
crtc->base.primary->fb->height = ((val >> 0) & 0xfff) + 1;
val = I915_READ(DSPSTRIDE(pipe));
crtc->base.primary->fb->pitches[0] = val & 0xffffff80;
crtc->base.primary->fb->pitches[0] = val & 0xffffffc0;
aligned_height = intel_align_height(dev, crtc->base.primary->fb->height,
plane_config->tiled);
6288,7 → 6687,7
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t tmp;
if (!intel_display_power_enabled(dev_priv,
if (!intel_display_power_is_enabled(dev_priv,
POWER_DOMAIN_PIPE(crtc->pipe)))
return false;
6344,6 → 6743,14
}
pipe_config->dpll_hw_state.dpll = I915_READ(DPLL(crtc->pipe));
if (!IS_VALLEYVIEW(dev)) {
/*
* DPLL_DVO_2X_MODE must be enabled for both DPLLs
* on 830. Filter it out here so that we don't
* report errors due to that.
*/
if (IS_I830(dev))
pipe_config->dpll_hw_state.dpll &= ~DPLL_DVO_2X_MODE;
pipe_config->dpll_hw_state.fp0 = I915_READ(FP0(crtc->pipe));
pipe_config->dpll_hw_state.fp1 = I915_READ(FP1(crtc->pipe));
} else {
6366,7 → 6773,6
static void ironlake_init_pch_refclk(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_mode_config *mode_config = &dev->mode_config;
struct intel_encoder *encoder;
u32 val, final;
bool has_lvds = false;
6376,8 → 6782,7
bool can_ssc = false;
/* We need to take the global config into account */
list_for_each_entry(encoder, &mode_config->encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
switch (encoder->type) {
case INTEL_OUTPUT_LVDS:
has_panel = true;
6388,6 → 6793,8
if (enc_to_dig_port(&encoder->base)->port == PORT_A)
has_cpu_edp = true;
break;
default:
break;
}
}
6684,15 → 7091,16
static void lpt_init_pch_refclk(struct drm_device *dev)
{
struct drm_mode_config *mode_config = &dev->mode_config;
struct intel_encoder *encoder;
bool has_vga = false;
list_for_each_entry(encoder, &mode_config->encoder_list, base.head) {
for_each_intel_encoder(dev, encoder) {
switch (encoder->type) {
case INTEL_OUTPUT_ANALOG:
has_vga = true;
break;
default:
break;
}
}
6721,11 → 7129,16
int num_connectors = 0;
bool is_lvds = false;
for_each_encoder_on_crtc(dev, crtc, encoder) {
for_each_intel_encoder(dev, encoder) {
if (encoder->new_crtc != to_intel_crtc(crtc))
continue;
switch (encoder->type) {
case INTEL_OUTPUT_LVDS:
is_lvds = true;
break;
default:
break;
}
num_connectors++;
}
6870,7 → 7283,7
I915_WRITE(GAMMA_MODE(intel_crtc->pipe), GAMMA_MODE_MODE_8BIT);
POSTING_READ(GAMMA_MODE(intel_crtc->pipe));
if (IS_BROADWELL(dev)) {
if (IS_BROADWELL(dev) || INTEL_INFO(dev)->gen >= 9) {
val = 0;
switch (intel_crtc->config.pipe_bpp) {
6905,18 → 7318,12
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_encoder *intel_encoder;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int refclk;
const intel_limit_t *limit;
bool ret, is_lvds = false;
for_each_encoder_on_crtc(dev, crtc, intel_encoder) {
switch (intel_encoder->type) {
case INTEL_OUTPUT_LVDS:
is_lvds = true;
break;
}
}
is_lvds = intel_pipe_will_have_type(intel_crtc, INTEL_OUTPUT_LVDS);
refclk = ironlake_get_refclk(crtc);
6925,9 → 7332,9
* refclk, or FALSE. The returned values represent the clock equation:
* reflck * (5 * (m1 + 2) + (m2 + 2)) / (n + 2) / p1 / p2.
*/
limit = intel_limit(crtc, refclk);
ret = dev_priv->display.find_dpll(limit, crtc,
to_intel_crtc(crtc)->config.port_clock,
limit = intel_limit(intel_crtc, refclk);
ret = dev_priv->display.find_dpll(limit, intel_crtc,
intel_crtc->new_config->port_clock,
refclk, NULL, clock);
if (!ret)
return false;
6940,7 → 7347,7
* downclock feature.
*/
*has_reduced_clock =
dev_priv->display.find_dpll(limit, crtc,
dev_priv->display.find_dpll(limit, intel_crtc,
dev_priv->lvds_downclock,
refclk, clock,
reduced_clock);
6977,7 → 7384,10
int factor, num_connectors = 0;
bool is_lvds = false, is_sdvo = false;
for_each_encoder_on_crtc(dev, crtc, intel_encoder) {
for_each_intel_encoder(dev, intel_encoder) {
if (intel_encoder->new_crtc != to_intel_crtc(crtc))
continue;
switch (intel_encoder->type) {
case INTEL_OUTPUT_LVDS:
is_lvds = true;
6986,6 → 7396,8
case INTEL_OUTPUT_HDMI:
is_sdvo = true;
break;
default:
break;
}
num_connectors++;
6998,10 → 7410,10
dev_priv->vbt.lvds_ssc_freq == 100000) ||
(HAS_PCH_IBX(dev) && intel_is_dual_link_lvds(dev)))
factor = 25;
} else if (intel_crtc->config.sdvo_tv_clock)
} else if (intel_crtc->new_config->sdvo_tv_clock)
factor = 20;
if (ironlake_needs_fb_cb_tune(&intel_crtc->config.dpll, factor))
if (ironlake_needs_fb_cb_tune(&intel_crtc->new_config->dpll, factor))
*fp |= FP_CB_TUNE;
if (fp2 && (reduced_clock->m < factor * reduced_clock->n))
7014,20 → 7426,20
else
dpll |= DPLLB_MODE_DAC_SERIAL;
dpll |= (intel_crtc->config.pixel_multiplier - 1)
dpll |= (intel_crtc->new_config->pixel_multiplier - 1)
<< PLL_REF_SDVO_HDMI_MULTIPLIER_SHIFT;
if (is_sdvo)
dpll |= DPLL_SDVO_HIGH_SPEED;
if (intel_crtc->config.has_dp_encoder)
if (intel_crtc->new_config->has_dp_encoder)
dpll |= DPLL_SDVO_HIGH_SPEED;
/* compute bitmask from p1 value */
dpll |= (1 << (intel_crtc->config.dpll.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT;
dpll |= (1 << (intel_crtc->new_config->dpll.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT;
/* also FPA1 */
dpll |= (1 << (intel_crtc->config.dpll.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
dpll |= (1 << (intel_crtc->new_config->dpll.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
switch (intel_crtc->config.dpll.p2) {
switch (intel_crtc->new_config->dpll.p2) {
case 5:
dpll |= DPLL_DAC_SERIAL_P2_CLOCK_DIV_5;
break;
7050,78 → 7462,64
return dpll | DPLL_VCO_ENABLE;
}
static int ironlake_crtc_mode_set(struct drm_crtc *crtc,
int x, int y,
struct drm_framebuffer *fb)
static int ironlake_crtc_compute_clock(struct intel_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int num_connectors = 0;
struct drm_device *dev = crtc->base.dev;
intel_clock_t clock, reduced_clock;
u32 dpll = 0, fp = 0, fp2 = 0;
bool ok, has_reduced_clock = false;
bool is_lvds = false;
struct intel_encoder *encoder;
struct intel_shared_dpll *pll;
for_each_encoder_on_crtc(dev, crtc, encoder) {
switch (encoder->type) {
case INTEL_OUTPUT_LVDS:
is_lvds = true;
break;
}
is_lvds = intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS);
num_connectors++;
}
WARN(!(HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev)),
"Unexpected PCH type %d\n", INTEL_PCH_TYPE(dev));
ok = ironlake_compute_clocks(crtc, &clock,
ok = ironlake_compute_clocks(&crtc->base, &clock,
&has_reduced_clock, &reduced_clock);
if (!ok && !intel_crtc->config.clock_set) {
if (!ok && !crtc->new_config->clock_set) {
DRM_ERROR("Couldn't find PLL settings for mode!\n");
return -EINVAL;
}
/* Compat-code for transition, will disappear. */
if (!intel_crtc->config.clock_set) {
intel_crtc->config.dpll.n = clock.n;
intel_crtc->config.dpll.m1 = clock.m1;
intel_crtc->config.dpll.m2 = clock.m2;
intel_crtc->config.dpll.p1 = clock.p1;
intel_crtc->config.dpll.p2 = clock.p2;
if (!crtc->new_config->clock_set) {
crtc->new_config->dpll.n = clock.n;
crtc->new_config->dpll.m1 = clock.m1;
crtc->new_config->dpll.m2 = clock.m2;
crtc->new_config->dpll.p1 = clock.p1;
crtc->new_config->dpll.p2 = clock.p2;
}
/* CPU eDP is the only output that doesn't need a PCH PLL of its own. */
if (intel_crtc->config.has_pch_encoder) {
fp = i9xx_dpll_compute_fp(&intel_crtc->config.dpll);
if (crtc->new_config->has_pch_encoder) {
fp = i9xx_dpll_compute_fp(&crtc->new_config->dpll);
if (has_reduced_clock)
fp2 = i9xx_dpll_compute_fp(&reduced_clock);
dpll = ironlake_compute_dpll(intel_crtc,
dpll = ironlake_compute_dpll(crtc,
&fp, &reduced_clock,
has_reduced_clock ? &fp2 : NULL);
intel_crtc->config.dpll_hw_state.dpll = dpll;
intel_crtc->config.dpll_hw_state.fp0 = fp;
crtc->new_config->dpll_hw_state.dpll = dpll;
crtc->new_config->dpll_hw_state.fp0 = fp;
if (has_reduced_clock)
intel_crtc->config.dpll_hw_state.fp1 = fp2;
crtc->new_config->dpll_hw_state.fp1 = fp2;
else
intel_crtc->config.dpll_hw_state.fp1 = fp;
crtc->new_config->dpll_hw_state.fp1 = fp;
pll = intel_get_shared_dpll(intel_crtc);
pll = intel_get_shared_dpll(crtc);
if (pll == NULL) {
DRM_DEBUG_DRIVER("failed to find PLL for pipe %c\n",
pipe_name(intel_crtc->pipe));
pipe_name(crtc->pipe));
return -EINVAL;
}
} else
intel_put_shared_dpll(intel_crtc);
}
if (is_lvds && has_reduced_clock && i915.powersave)
intel_crtc->lowfreq_avail = true;
crtc->lowfreq_avail = true;
else
intel_crtc->lowfreq_avail = false;
crtc->lowfreq_avail = false;
return 0;
}
7144,7 → 7542,8
static void intel_cpu_transcoder_get_m_n(struct intel_crtc *crtc,
enum transcoder transcoder,
struct intel_link_m_n *m_n)
struct intel_link_m_n *m_n,
struct intel_link_m_n *m2_n2)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
7158,6 → 7557,20
m_n->gmch_n = I915_READ(PIPE_DATA_N1(transcoder));
m_n->tu = ((I915_READ(PIPE_DATA_M1(transcoder))
& TU_SIZE_MASK) >> TU_SIZE_SHIFT) + 1;
/* Read M2_N2 registers only for gen < 8 (M2_N2 available for
* gen < 8) and if DRRS is supported (to make sure the
* registers are not unnecessarily read).
*/
if (m2_n2 && INTEL_INFO(dev)->gen < 8 &&
crtc->config.has_drrs) {
m2_n2->link_m = I915_READ(PIPE_LINK_M2(transcoder));
m2_n2->link_n = I915_READ(PIPE_LINK_N2(transcoder));
m2_n2->gmch_m = I915_READ(PIPE_DATA_M2(transcoder))
& ~TU_SIZE_MASK;
m2_n2->gmch_n = I915_READ(PIPE_DATA_N2(transcoder));
m2_n2->tu = ((I915_READ(PIPE_DATA_M2(transcoder))
& TU_SIZE_MASK) >> TU_SIZE_SHIFT) + 1;
}
} else {
m_n->link_m = I915_READ(PIPE_LINK_M_G4X(pipe));
m_n->link_n = I915_READ(PIPE_LINK_N_G4X(pipe));
7176,7 → 7589,8
intel_pch_transcoder_get_m_n(crtc, &pipe_config->dp_m_n);
else
intel_cpu_transcoder_get_m_n(crtc, pipe_config->cpu_transcoder,
&pipe_config->dp_m_n);
&pipe_config->dp_m_n,
&pipe_config->dp_m2_n2);
}
static void ironlake_get_fdi_m_n_config(struct intel_crtc *crtc,
7183,9 → 7597,25
struct intel_crtc_config *pipe_config)
{
intel_cpu_transcoder_get_m_n(crtc, pipe_config->cpu_transcoder,
&pipe_config->fdi_m_n);
&pipe_config->fdi_m_n, NULL);
}
static void skylake_get_pfit_config(struct intel_crtc *crtc,
struct intel_crtc_config *pipe_config)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t tmp;
tmp = I915_READ(PS_CTL(crtc->pipe));
if (tmp & PS_ENABLE) {
pipe_config->pch_pfit.enabled = true;
pipe_config->pch_pfit.pos = I915_READ(PS_WIN_POS(crtc->pipe));
pipe_config->pch_pfit.size = I915_READ(PS_WIN_SZ(crtc->pipe));
}
}
static void ironlake_get_pfit_config(struct intel_crtc *crtc,
struct intel_crtc_config *pipe_config)
{
7254,12 → 7684,13
crtc->base.primary->fb->height = ((val >> 0) & 0xfff) + 1;
val = I915_READ(DSPSTRIDE(pipe));
crtc->base.primary->fb->pitches[0] = val & 0xffffff80;
crtc->base.primary->fb->pitches[0] = val & 0xffffffc0;
aligned_height = intel_align_height(dev, crtc->base.primary->fb->height,
plane_config->tiled);
plane_config->size = 16*1024*1024;
plane_config->size = PAGE_ALIGN(crtc->base.primary->fb->pitches[0] *
aligned_height);
DRM_DEBUG_KMS("pipe/plane %d/%d with fb: size=%dx%d@%d, offset=%x, pitch %d, size 0x%x\n",
pipe, plane, crtc->base.primary->fb->width,
7276,7 → 7707,7
struct drm_i915_private *dev_priv = dev->dev_private;
uint32_t tmp;
if (!intel_display_power_enabled(dev_priv,
if (!intel_display_power_is_enabled(dev_priv,
POWER_DOMAIN_PIPE(crtc->pipe)))
return false;
7470,7 → 7901,6
static void hsw_restore_lcpll(struct drm_i915_private *dev_priv)
{
uint32_t val;
unsigned long irqflags;
val = I915_READ(LCPLL_CTL);
7490,10 → 7920,10
* to call special forcewake code that doesn't touch runtime PM and
* doesn't enable the forcewake delayed work.
*/
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
spin_lock_irq(&dev_priv->uncore.lock);
if (dev_priv->uncore.forcewake_count++ == 0)
dev_priv->uncore.funcs.force_wake_get(dev_priv, FORCEWAKE_ALL);
spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
spin_unlock_irq(&dev_priv->uncore.lock);
if (val & LCPLL_POWER_DOWN_ALLOW) {
val &= ~LCPLL_POWER_DOWN_ALLOW;
7524,10 → 7954,10
}
/* See the big comment above. */
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
spin_lock_irq(&dev_priv->uncore.lock);
if (--dev_priv->uncore.forcewake_count == 0)
dev_priv->uncore.funcs.force_wake_put(dev_priv, FORCEWAKE_ALL);
spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
spin_unlock_irq(&dev_priv->uncore.lock);
}
/*
7589,29 → 8019,53
intel_prepare_ddi(dev);
}
static void snb_modeset_global_resources(struct drm_device *dev)
static int haswell_crtc_compute_clock(struct intel_crtc *crtc)
{
modeset_update_crtc_power_domains(dev);
if (!intel_ddi_pll_select(crtc))
return -EINVAL;
crtc->lowfreq_avail = false;
return 0;
}
static void haswell_modeset_global_resources(struct drm_device *dev)
static void skylake_get_ddi_pll(struct drm_i915_private *dev_priv,
enum port port,
struct intel_crtc_config *pipe_config)
{
modeset_update_crtc_power_domains(dev);
u32 temp;
temp = I915_READ(DPLL_CTRL2) & DPLL_CTRL2_DDI_CLK_SEL_MASK(port);
pipe_config->ddi_pll_sel = temp >> (port * 3 + 1);
switch (pipe_config->ddi_pll_sel) {
case SKL_DPLL1:
pipe_config->shared_dpll = DPLL_ID_SKL_DPLL1;
break;
case SKL_DPLL2:
pipe_config->shared_dpll = DPLL_ID_SKL_DPLL2;
break;
case SKL_DPLL3:
pipe_config->shared_dpll = DPLL_ID_SKL_DPLL3;
break;
}
}
static int haswell_crtc_mode_set(struct drm_crtc *crtc,
int x, int y,
struct drm_framebuffer *fb)
static void haswell_get_ddi_pll(struct drm_i915_private *dev_priv,
enum port port,
struct intel_crtc_config *pipe_config)
{
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
pipe_config->ddi_pll_sel = I915_READ(PORT_CLK_SEL(port));
if (!intel_ddi_pll_select(intel_crtc))
return -EINVAL;
intel_crtc->lowfreq_avail = false;
return 0;
switch (pipe_config->ddi_pll_sel) {
case PORT_CLK_SEL_WRPLL1:
pipe_config->shared_dpll = DPLL_ID_WRPLL1;
break;
case PORT_CLK_SEL_WRPLL2:
pipe_config->shared_dpll = DPLL_ID_WRPLL2;
break;
}
}
static void haswell_get_ddi_port_state(struct intel_crtc *crtc,
struct intel_crtc_config *pipe_config)
7626,17 → 8080,11
port = (tmp & TRANS_DDI_PORT_MASK) >> TRANS_DDI_PORT_SHIFT;
pipe_config->ddi_pll_sel = I915_READ(PORT_CLK_SEL(port));
if (IS_SKYLAKE(dev))
skylake_get_ddi_pll(dev_priv, port, pipe_config);
else
haswell_get_ddi_pll(dev_priv, port, pipe_config);
switch (pipe_config->ddi_pll_sel) {
case PORT_CLK_SEL_WRPLL1:
pipe_config->shared_dpll = DPLL_ID_WRPLL1;
break;
case PORT_CLK_SEL_WRPLL2:
pipe_config->shared_dpll = DPLL_ID_WRPLL2;
break;
}
if (pipe_config->shared_dpll >= 0) {
pll = &dev_priv->shared_dplls[pipe_config->shared_dpll];
7649,7 → 8097,8
* DDI E. So just check whether this pipe is wired to DDI E and whether
* the PCH transcoder is on.
*/
if ((port == PORT_E) && I915_READ(LPT_TRANSCONF) & TRANS_ENABLE) {
if (INTEL_INFO(dev)->gen < 9 &&
(port == PORT_E) && I915_READ(LPT_TRANSCONF) & TRANS_ENABLE) {
pipe_config->has_pch_encoder = true;
tmp = I915_READ(FDI_RX_CTL(PIPE_A));
7668,7 → 8117,7
enum intel_display_power_domain pfit_domain;
uint32_t tmp;
if (!intel_display_power_enabled(dev_priv,
if (!intel_display_power_is_enabled(dev_priv,
POWER_DOMAIN_PIPE(crtc->pipe)))
return false;
7697,7 → 8146,7
pipe_config->cpu_transcoder = TRANSCODER_EDP;
}
if (!intel_display_power_enabled(dev_priv,
if (!intel_display_power_is_enabled(dev_priv,
POWER_DOMAIN_TRANSCODER(pipe_config->cpu_transcoder)))
return false;
7710,353 → 8159,82
intel_get_pipe_timings(crtc, pipe_config);
pfit_domain = POWER_DOMAIN_PIPE_PANEL_FITTER(crtc->pipe);
if (intel_display_power_enabled(dev_priv, pfit_domain))
if (intel_display_power_is_enabled(dev_priv, pfit_domain)) {
if (IS_SKYLAKE(dev))
skylake_get_pfit_config(crtc, pipe_config);
else
ironlake_get_pfit_config(crtc, pipe_config);
}
if (IS_HASWELL(dev))
pipe_config->ips_enabled = hsw_crtc_supports_ips(crtc) &&
(I915_READ(IPS_CTL) & IPS_ENABLE);
if (pipe_config->cpu_transcoder != TRANSCODER_EDP) {
pipe_config->pixel_multiplier =
I915_READ(PIPE_MULT(pipe_config->cpu_transcoder)) + 1;
} else {
pipe_config->pixel_multiplier = 1;
return true;
}
static struct {
int clock;
u32 config;
} hdmi_audio_clock[] = {
{ DIV_ROUND_UP(25200 * 1000, 1001), AUD_CONFIG_PIXEL_CLOCK_HDMI_25175 },
{ 25200, AUD_CONFIG_PIXEL_CLOCK_HDMI_25200 }, /* default per bspec */
{ 27000, AUD_CONFIG_PIXEL_CLOCK_HDMI_27000 },
{ 27000 * 1001 / 1000, AUD_CONFIG_PIXEL_CLOCK_HDMI_27027 },
{ 54000, AUD_CONFIG_PIXEL_CLOCK_HDMI_54000 },
{ 54000 * 1001 / 1000, AUD_CONFIG_PIXEL_CLOCK_HDMI_54054 },
{ DIV_ROUND_UP(74250 * 1000, 1001), AUD_CONFIG_PIXEL_CLOCK_HDMI_74176 },
{ 74250, AUD_CONFIG_PIXEL_CLOCK_HDMI_74250 },
{ DIV_ROUND_UP(148500 * 1000, 1001), AUD_CONFIG_PIXEL_CLOCK_HDMI_148352 },
{ 148500, AUD_CONFIG_PIXEL_CLOCK_HDMI_148500 },
};
/* get AUD_CONFIG_PIXEL_CLOCK_HDMI_* value for mode */
static u32 audio_config_hdmi_pixel_clock(struct drm_display_mode *mode)
{
int i;
for (i = 0; i < ARRAY_SIZE(hdmi_audio_clock); i++) {
if (mode->clock == hdmi_audio_clock[i].clock)
break;
}
if (i == ARRAY_SIZE(hdmi_audio_clock)) {
DRM_DEBUG_KMS("HDMI audio pixel clock setting for %d not found, falling back to defaults\n", mode->clock);
i = 1;
}
DRM_DEBUG_KMS("Configuring HDMI audio for pixel clock %d (0x%08x)\n",
hdmi_audio_clock[i].clock,
hdmi_audio_clock[i].config);
return hdmi_audio_clock[i].config;
}
static bool intel_eld_uptodate(struct drm_connector *connector,
int reg_eldv, uint32_t bits_eldv,
int reg_elda, uint32_t bits_elda,
int reg_edid)
{
struct drm_i915_private *dev_priv = connector->dev->dev_private;
uint8_t *eld = connector->eld;
uint32_t i;
i = I915_READ(reg_eldv);
i &= bits_eldv;
if (!eld[0])
return !i;
if (!i)
return false;
i = I915_READ(reg_elda);
i &= ~bits_elda;
I915_WRITE(reg_elda, i);
for (i = 0; i < eld[2]; i++)
if (I915_READ(reg_edid) != *((uint32_t *)eld + i))
return false;
return true;
}
static void g4x_write_eld(struct drm_connector *connector,
struct drm_crtc *crtc,
struct drm_display_mode *mode)
static void i845_update_cursor(struct drm_crtc *crtc, u32 base)
{
struct drm_i915_private *dev_priv = connector->dev->dev_private;
uint8_t *eld = connector->eld;
uint32_t eldv;
uint32_t len;
uint32_t i;
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
uint32_t cntl = 0, size = 0;
i = I915_READ(G4X_AUD_VID_DID);
if (base) {
unsigned int width = intel_crtc->cursor_width;
unsigned int height = intel_crtc->cursor_height;
unsigned int stride = roundup_pow_of_two(width) * 4;
if (i == INTEL_AUDIO_DEVBLC || i == INTEL_AUDIO_DEVCL)
eldv = G4X_ELDV_DEVCL_DEVBLC;
else
eldv = G4X_ELDV_DEVCTG;
if (intel_eld_uptodate(connector,
G4X_AUD_CNTL_ST, eldv,
G4X_AUD_CNTL_ST, G4X_ELD_ADDR,
G4X_HDMIW_HDMIEDID))
return;
i = I915_READ(G4X_AUD_CNTL_ST);
i &= ~(eldv | G4X_ELD_ADDR);
len = (i >> 9) & 0x1f; /* ELD buffer size */
I915_WRITE(G4X_AUD_CNTL_ST, i);
if (!eld[0])
return;
len = min_t(uint8_t, eld[2], len);
DRM_DEBUG_DRIVER("ELD size %d\n", len);
for (i = 0; i < len; i++)
I915_WRITE(G4X_HDMIW_HDMIEDID, *((uint32_t *)eld + i));
i = I915_READ(G4X_AUD_CNTL_ST);
i |= eldv;
I915_WRITE(G4X_AUD_CNTL_ST, i);
switch (stride) {
default:
WARN_ONCE(1, "Invalid cursor width/stride, width=%u, stride=%u\n",
width, stride);
stride = 256;
/* fallthrough */
case 256:
case 512:
case 1024:
case 2048:
break;
}
static void haswell_write_eld(struct drm_connector *connector,
struct drm_crtc *crtc,
struct drm_display_mode *mode)
{
struct drm_i915_private *dev_priv = connector->dev->dev_private;
uint8_t *eld = connector->eld;
uint32_t eldv;
uint32_t i;
int len;
int pipe = to_intel_crtc(crtc)->pipe;
int tmp;
cntl |= CURSOR_ENABLE |
CURSOR_GAMMA_ENABLE |
CURSOR_FORMAT_ARGB |
CURSOR_STRIDE(stride);
int hdmiw_hdmiedid = HSW_AUD_EDID_DATA(pipe);
int aud_cntl_st = HSW_AUD_DIP_ELD_CTRL(pipe);
int aud_config = HSW_AUD_CFG(pipe);
int aud_cntrl_st2 = HSW_AUD_PIN_ELD_CP_VLD;
/* Audio output enable */
DRM_DEBUG_DRIVER("HDMI audio: enable codec\n");
tmp = I915_READ(aud_cntrl_st2);
tmp |= (AUDIO_OUTPUT_ENABLE_A << (pipe * 4));
I915_WRITE(aud_cntrl_st2, tmp);
POSTING_READ(aud_cntrl_st2);
assert_pipe_disabled(dev_priv, to_intel_crtc(crtc)->pipe);
/* Set ELD valid state */
tmp = I915_READ(aud_cntrl_st2);
DRM_DEBUG_DRIVER("HDMI audio: pin eld vld status=0x%08x\n", tmp);
tmp |= (AUDIO_ELD_VALID_A << (pipe * 4));
I915_WRITE(aud_cntrl_st2, tmp);
tmp = I915_READ(aud_cntrl_st2);
DRM_DEBUG_DRIVER("HDMI audio: eld vld status=0x%08x\n", tmp);
/* Enable HDMI mode */
tmp = I915_READ(aud_config);
DRM_DEBUG_DRIVER("HDMI audio: audio conf: 0x%08x\n", tmp);
/* clear N_programing_enable and N_value_index */
tmp &= ~(AUD_CONFIG_N_VALUE_INDEX | AUD_CONFIG_N_PROG_ENABLE);
I915_WRITE(aud_config, tmp);
DRM_DEBUG_DRIVER("ELD on pipe %c\n", pipe_name(pipe));
eldv = AUDIO_ELD_VALID_A << (pipe * 4);
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT)) {
DRM_DEBUG_DRIVER("ELD: DisplayPort detected\n");
eld[5] |= (1 << 2); /* Conn_Type, 0x1 = DisplayPort */
I915_WRITE(aud_config, AUD_CONFIG_N_VALUE_INDEX); /* 0x1 = DP */
} else {
I915_WRITE(aud_config, audio_config_hdmi_pixel_clock(mode));
size = (height << 12) | width;
}
if (intel_eld_uptodate(connector,
aud_cntrl_st2, eldv,
aud_cntl_st, IBX_ELD_ADDRESS,
hdmiw_hdmiedid))
return;
i = I915_READ(aud_cntrl_st2);
i &= ~eldv;
I915_WRITE(aud_cntrl_st2, i);
if (!eld[0])
return;
i = I915_READ(aud_cntl_st);
i &= ~IBX_ELD_ADDRESS;
I915_WRITE(aud_cntl_st, i);
i = (i >> 29) & DIP_PORT_SEL_MASK; /* DIP_Port_Select, 0x1 = PortB */
DRM_DEBUG_DRIVER("port num:%d\n", i);
len = min_t(uint8_t, eld[2], 21); /* 84 bytes of hw ELD buffer */
DRM_DEBUG_DRIVER("ELD size %d\n", len);
for (i = 0; i < len; i++)
I915_WRITE(hdmiw_hdmiedid, *((uint32_t *)eld + i));
i = I915_READ(aud_cntrl_st2);
i |= eldv;
I915_WRITE(aud_cntrl_st2, i);
}
static void ironlake_write_eld(struct drm_connector *connector,
struct drm_crtc *crtc,
struct drm_display_mode *mode)
{
struct drm_i915_private *dev_priv = connector->dev->dev_private;
uint8_t *eld = connector->eld;
uint32_t eldv;
uint32_t i;
int len;
int hdmiw_hdmiedid;
int aud_config;
int aud_cntl_st;
int aud_cntrl_st2;
int pipe = to_intel_crtc(crtc)->pipe;
if (HAS_PCH_IBX(connector->dev)) {
hdmiw_hdmiedid = IBX_HDMIW_HDMIEDID(pipe);
aud_config = IBX_AUD_CFG(pipe);
aud_cntl_st = IBX_AUD_CNTL_ST(pipe);
aud_cntrl_st2 = IBX_AUD_CNTL_ST2;
} else if (IS_VALLEYVIEW(connector->dev)) {
hdmiw_hdmiedid = VLV_HDMIW_HDMIEDID(pipe);
aud_config = VLV_AUD_CFG(pipe);
aud_cntl_st = VLV_AUD_CNTL_ST(pipe);
aud_cntrl_st2 = VLV_AUD_CNTL_ST2;
} else {
hdmiw_hdmiedid = CPT_HDMIW_HDMIEDID(pipe);
aud_config = CPT_AUD_CFG(pipe);
aud_cntl_st = CPT_AUD_CNTL_ST(pipe);
aud_cntrl_st2 = CPT_AUD_CNTRL_ST2;
}
DRM_DEBUG_DRIVER("ELD on pipe %c\n", pipe_name(pipe));
if (IS_VALLEYVIEW(connector->dev)) {
struct intel_encoder *intel_encoder;
struct intel_digital_port *intel_dig_port;
intel_encoder = intel_attached_encoder(connector);
intel_dig_port = enc_to_dig_port(&intel_encoder->base);
i = intel_dig_port->port;
} else {
i = I915_READ(aud_cntl_st);
i = (i >> 29) & DIP_PORT_SEL_MASK;
/* DIP_Port_Select, 0x1 = PortB */
}
if (!i) {
DRM_DEBUG_DRIVER("Audio directed to unknown port\n");
/* operate blindly on all ports */
eldv = IBX_ELD_VALIDB;
eldv |= IBX_ELD_VALIDB << 4;
eldv |= IBX_ELD_VALIDB << 8;
} else {
DRM_DEBUG_DRIVER("ELD on port %c\n", port_name(i));
eldv = IBX_ELD_VALIDB << ((i - 1) * 4);
}
if (intel_pipe_has_type(crtc, INTEL_OUTPUT_DISPLAYPORT)) {
DRM_DEBUG_DRIVER("ELD: DisplayPort detected\n");
eld[5] |= (1 << 2); /* Conn_Type, 0x1 = DisplayPort */
I915_WRITE(aud_config, AUD_CONFIG_N_VALUE_INDEX); /* 0x1 = DP */
} else {
I915_WRITE(aud_config, audio_config_hdmi_pixel_clock(mode));
}
if (intel_eld_uptodate(connector,
aud_cntrl_st2, eldv,
aud_cntl_st, IBX_ELD_ADDRESS,
hdmiw_hdmiedid))
return;
i = I915_READ(aud_cntrl_st2);
i &= ~eldv;
I915_WRITE(aud_cntrl_st2, i);
if (!eld[0])
return;
i = I915_READ(aud_cntl_st);
i &= ~IBX_ELD_ADDRESS;
I915_WRITE(aud_cntl_st, i);
len = min_t(uint8_t, eld[2], 21); /* 84 bytes of hw ELD buffer */
DRM_DEBUG_DRIVER("ELD size %d\n", len);
for (i = 0; i < len; i++)
I915_WRITE(hdmiw_hdmiedid, *((uint32_t *)eld + i));
i = I915_READ(aud_cntrl_st2);
i |= eldv;
I915_WRITE(aud_cntrl_st2, i);
}
void intel_write_eld(struct drm_encoder *encoder,
struct drm_display_mode *mode)
{
struct drm_crtc *crtc = encoder->crtc;
struct drm_connector *connector;
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
connector = drm_select_eld(encoder, mode);
if (!connector)
return;
DRM_DEBUG_DRIVER("ELD on [CONNECTOR:%d:%s], [ENCODER:%d:%s]\n",
connector->base.id,
connector->name,
connector->encoder->base.id,
connector->encoder->name);
connector->eld[6] = drm_av_sync_delay(connector, mode) / 2;
if (dev_priv->display.write_eld)
dev_priv->display.write_eld(connector, crtc, mode);
}
static void i845_update_cursor(struct drm_crtc *crtc, u32 base)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
uint32_t cntl;
if (base != intel_crtc->cursor_base) {
/* On these chipsets we can only modify the base whilst
* the cursor is disabled.
if (intel_crtc->cursor_cntl != 0 &&
(intel_crtc->cursor_base != base ||
intel_crtc->cursor_size != size ||
intel_crtc->cursor_cntl != cntl)) {
/* On these chipsets we can only modify the base/size/stride
* whilst the cursor is disabled.
*/
if (intel_crtc->cursor_cntl) {
I915_WRITE(_CURACNTR, 0);
POSTING_READ(_CURACNTR);
intel_crtc->cursor_cntl = 0;
}
if (intel_crtc->cursor_base != base) {
I915_WRITE(_CURABASE, base);
POSTING_READ(_CURABASE);
intel_crtc->cursor_base = base;
}
/* XXX width must be 64, stride 256 => 0x00 << 28 */
cntl = 0;
if (base)
cntl = (CURSOR_ENABLE |
CURSOR_GAMMA_ENABLE |
CURSOR_FORMAT_ARGB);
if (intel_crtc->cursor_size != size) {
I915_WRITE(CURSIZE, size);
intel_crtc->cursor_size = size;
}
if (intel_crtc->cursor_cntl != cntl) {
I915_WRITE(_CURACNTR, cntl);
POSTING_READ(_CURACNTR);
8090,47 → 8268,14
return;
}
cntl |= pipe << 28; /* Connect to correct pipe */
}
if (intel_crtc->cursor_cntl != cntl) {
I915_WRITE(CURCNTR(pipe), cntl);
POSTING_READ(CURCNTR(pipe));
intel_crtc->cursor_cntl = cntl;
}
/* and commit changes on next vblank */
I915_WRITE(CURBASE(pipe), base);
POSTING_READ(CURBASE(pipe));
if (IS_HASWELL(dev) || IS_BROADWELL(dev))
cntl |= CURSOR_PIPE_CSC_ENABLE;
}
static void ivb_update_cursor(struct drm_crtc *crtc, u32 base)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int pipe = intel_crtc->pipe;
uint32_t cntl;
if (to_intel_plane(crtc->cursor)->rotation == BIT(DRM_ROTATE_180))
cntl |= CURSOR_ROTATE_180;
cntl = 0;
if (base) {
cntl = MCURSOR_GAMMA_ENABLE;
switch (intel_crtc->cursor_width) {
case 64:
cntl |= CURSOR_MODE_64_ARGB_AX;
break;
case 128:
cntl |= CURSOR_MODE_128_ARGB_AX;
break;
case 256:
cntl |= CURSOR_MODE_256_ARGB_AX;
break;
default:
WARN_ON(1);
return;
}
}
if (IS_HASWELL(dev) || IS_BROADWELL(dev))
cntl |= CURSOR_PIPE_CSC_ENABLE;
if (intel_crtc->cursor_cntl != cntl) {
I915_WRITE(CURCNTR(pipe), cntl);
POSTING_READ(CURCNTR(pipe));
8140,6 → 8285,8
/* and commit changes on next vblank */
I915_WRITE(CURBASE(pipe), base);
POSTING_READ(CURBASE(pipe));
intel_crtc->cursor_base = base;
}
/* If no-part of the cursor is visible on the framebuffer, then the GPU may hang... */
8186,28 → 8333,62
I915_WRITE(CURPOS(pipe), pos);
if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev) || IS_BROADWELL(dev))
ivb_update_cursor(crtc, base);
else if (IS_845G(dev) || IS_I865G(dev))
/* ILK+ do this automagically */
if (HAS_GMCH_DISPLAY(dev) &&
to_intel_plane(crtc->cursor)->rotation == BIT(DRM_ROTATE_180)) {
base += (intel_crtc->cursor_height *
intel_crtc->cursor_width - 1) * 4;
}
if (IS_845G(dev) || IS_I865G(dev))
i845_update_cursor(crtc, base);
else
i9xx_update_cursor(crtc, base);
intel_crtc->cursor_base = base;
}
static bool cursor_size_ok(struct drm_device *dev,
uint32_t width, uint32_t height)
{
if (width == 0 || height == 0)
return false;
/*
* intel_crtc_cursor_set_obj - Set cursor to specified GEM object
*
* Note that the object's reference will be consumed if the update fails. If
* the update succeeds, the reference of the old object (if any) will be
* consumed.
* 845g/865g are special in that they are only limited by
* the width of their cursors, the height is arbitrary up to
* the precision of the register. Everything else requires
* square cursors, limited to a few power-of-two sizes.
*/
if (IS_845G(dev) || IS_I865G(dev)) {
if ((width & 63) != 0)
return false;
if (width > (IS_845G(dev) ? 64 : 512))
return false;
if (height > 1023)
return false;
} else {
switch (width | height) {
case 256:
case 128:
if (IS_GEN2(dev))
return false;
case 64:
break;
default:
return false;
}
}
return true;
}
static int intel_crtc_cursor_set_obj(struct drm_crtc *crtc,
struct drm_i915_gem_object *obj,
uint32_t width, uint32_t height)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
enum pipe pipe = intel_crtc->pipe;
unsigned old_width;
8218,36 → 8399,15
if (!obj) {
DRM_DEBUG_KMS("cursor off\n");
addr = 0;
obj = NULL;
mutex_lock(&dev->struct_mutex);
goto finish;
}
/* Check for which cursor types we support */
if (!((width == 64 && height == 64) ||
(width == 128 && height == 128 && !IS_GEN2(dev)) ||
(width == 256 && height == 256 && !IS_GEN2(dev)))) {
DRM_DEBUG("Cursor dimension not supported\n");
return -EINVAL;
}
if (obj->base.size < width * height * 4) {
DRM_DEBUG_KMS("buffer is too small\n");
ret = -ENOMEM;
goto fail;
}
/* we only need to pin inside GTT if cursor is non-phy */
mutex_lock(&dev->struct_mutex);
if (!INTEL_INFO(dev)->cursor_needs_physical) {
unsigned alignment;
if (obj->tiling_mode) {
DRM_DEBUG_KMS("cursor cannot be tiled\n");
ret = -EINVAL;
goto fail_locked;
}
/*
* Global gtt pte registers are special registers which actually
* forward writes to a chunk of system memory. Which means that
8285,17 → 8445,14
intel_runtime_pm_put(dev_priv);
} else {
int align = IS_I830(dev) ? 16 * 1024 : 256;
// ret = i915_gem_object_attach_phys(obj, align);
// if (ret) {
// DRM_DEBUG_KMS("failed to attach phys object\n");
// goto fail_locked;
// }
// addr = obj->phys_handle->busaddr;
ret = 1;//i915_gem_object_attach_phys(obj, align);
if (ret) {
DRM_DEBUG_KMS("failed to attach phys object\n");
goto fail_locked;
}
addr = obj->phys_handle->busaddr;
}
if (IS_GEN2(dev))
I915_WRITE(CURSIZE, (height << 12) | width);
finish:
if (intel_crtc->cursor_bo) {
if (!INTEL_INFO(dev)->cursor_needs_physical)
8317,6 → 8474,8
if (old_width != width)
intel_update_watermarks(crtc);
intel_crtc_update_cursor(crtc, intel_crtc->cursor_bo != NULL);
intel_frontbuffer_flip(dev, INTEL_FRONTBUFFER_CURSOR(pipe));
}
return 0;
8324,8 → 8483,6
i915_gem_object_unpin_from_display_plane(obj);
fail_locked:
mutex_unlock(&dev->struct_mutex);
fail:
drm_gem_object_unreference_unlocked(&obj->base);
return ret;
}
8360,7 → 8517,7
intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL);
if (!intel_fb) {
drm_gem_object_unreference_unlocked(&obj->base);
drm_gem_object_unreference(&obj->base);
return ERR_PTR(-ENOMEM);
}
8370,7 → 8527,7
return &intel_fb->base;
err:
drm_gem_object_unreference_unlocked(&obj->base);
drm_gem_object_unreference(&obj->base);
kfree(intel_fb);
return ERR_PTR(ret);
8503,6 → 8660,9
ret = drm_modeset_lock(&crtc->mutex, ctx);
if (ret)
goto fail_unlock;
ret = drm_modeset_lock(&crtc->primary->mutex, ctx);
if (ret)
goto fail_unlock;
old->dpms_mode = connector->dpms;
old->load_detect_temp = false;
8540,6 → 8700,9
ret = drm_modeset_lock(&crtc->mutex, ctx);
if (ret)
goto fail_unlock;
ret = drm_modeset_lock(&crtc->primary->mutex, ctx);
if (ret)
goto fail_unlock;
intel_encoder->new_crtc = to_intel_crtc(crtc);
to_intel_connector(connector)->new_encoder = intel_encoder;
8822,35 → 8985,6
return mode;
}
static void intel_increase_pllclock(struct drm_device *dev,
enum pipe pipe)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int dpll_reg = DPLL(pipe);
int dpll;
if (!HAS_GMCH_DISPLAY(dev))
return;
if (!dev_priv->lvds_downclock_avail)
return;
dpll = I915_READ(dpll_reg);
if (!HAS_PIPE_CXSR(dev) && (dpll & DISPLAY_RATE_SELECT_FPA1)) {
DRM_DEBUG_DRIVER("upclocking LVDS\n");
assert_panel_unlocked(dev_priv, pipe);
dpll &= ~DISPLAY_RATE_SELECT_FPA1;
I915_WRITE(dpll_reg, dpll);
intel_wait_for_vblank(dev, pipe);
dpll = I915_READ(dpll_reg);
if (dpll & DISPLAY_RATE_SELECT_FPA1)
DRM_DEBUG_DRIVER("failed to upclock LVDS!\n");
}
}
static void intel_decrease_pllclock(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
8926,107 → 9060,16
intel_runtime_pm_put(dev_priv);
}
/**
* intel_mark_fb_busy - mark given planes as busy
* @dev: DRM device
* @frontbuffer_bits: bits for the affected planes
* @ring: optional ring for asynchronous commands
*
* This function gets called every time the screen contents change. It can be
* used to keep e.g. the update rate at the nominal refresh rate with DRRS.
*/
static void intel_mark_fb_busy(struct drm_device *dev,
unsigned frontbuffer_bits,
struct intel_engine_cs *ring)
{
enum pipe pipe;
if (!i915.powersave)
return;
for_each_pipe(pipe) {
if (!(frontbuffer_bits & INTEL_FRONTBUFFER_ALL_MASK(pipe)))
continue;
intel_increase_pllclock(dev, pipe);
if (ring && intel_fbc_enabled(dev))
ring->fbc_dirty = true;
}
}
/**
* intel_fb_obj_invalidate - invalidate frontbuffer object
* @obj: GEM object to invalidate
* @ring: set for asynchronous rendering
*
* This function gets called every time rendering on the given object starts and
* frontbuffer caching (fbc, low refresh rate for DRRS, panel self refresh) must
* be invalidated. If @ring is non-NULL any subsequent invalidation will be delayed
* until the rendering completes or a flip on this frontbuffer plane is
* scheduled.
*/
void intel_fb_obj_invalidate(struct drm_i915_gem_object *obj,
struct intel_engine_cs *ring)
{
struct drm_device *dev = obj->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
WARN_ON(!mutex_is_locked(&dev->struct_mutex));
if (!obj->frontbuffer_bits)
return;
if (ring) {
mutex_lock(&dev_priv->fb_tracking.lock);
dev_priv->fb_tracking.busy_bits
|= obj->frontbuffer_bits;
dev_priv->fb_tracking.flip_bits
&= ~obj->frontbuffer_bits;
mutex_unlock(&dev_priv->fb_tracking.lock);
}
intel_mark_fb_busy(dev, obj->frontbuffer_bits, ring);
intel_edp_psr_invalidate(dev, obj->frontbuffer_bits);
}
/**
* intel_frontbuffer_flush - flush frontbuffer
* @dev: DRM device
* @frontbuffer_bits: frontbuffer plane tracking bits
*
* This function gets called every time rendering on the given planes has
* completed and frontbuffer caching can be started again. Flushes will get
* delayed if they're blocked by some oustanding asynchronous rendering.
*
* Can be called without any locks held.
*/
void intel_frontbuffer_flush(struct drm_device *dev,
unsigned frontbuffer_bits)
{
struct drm_i915_private *dev_priv = dev->dev_private;
/* Delay flushing when rings are still busy.*/
mutex_lock(&dev_priv->fb_tracking.lock);
frontbuffer_bits &= ~dev_priv->fb_tracking.busy_bits;
mutex_unlock(&dev_priv->fb_tracking.lock);
intel_mark_fb_busy(dev, frontbuffer_bits, NULL);
intel_edp_psr_flush(dev, frontbuffer_bits);
}
static void intel_crtc_destroy(struct drm_crtc *crtc)
{
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct drm_device *dev = crtc->dev;
struct intel_unpin_work *work;
unsigned long flags;
spin_lock_irqsave(&dev->event_lock, flags);
spin_lock_irq(&dev->event_lock);
work = intel_crtc->unpin_work;
intel_crtc->unpin_work = NULL;
spin_unlock_irqrestore(&dev->event_lock, flags);
spin_unlock_irq(&dev->event_lock);
if (work) {
cancel_work_sync(&work->work);
9054,6 → 9097,8
intel_update_fbc(dev);
mutex_unlock(&dev->struct_mutex);
intel_frontbuffer_flip_complete(dev, INTEL_FRONTBUFFER_PRIMARY(pipe));
BUG_ON(atomic_read(&to_intel_crtc(work->crtc)->unpin_work_count) == 0);
atomic_dec(&to_intel_crtc(work->crtc)->unpin_work_count);
9063,7 → 9108,6
static void do_intel_finish_page_flip(struct drm_device *dev,
struct drm_crtc *crtc)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_unpin_work *work;
unsigned long flags;
9072,6 → 9116,10
if (intel_crtc == NULL)
return;
/*
* This is called both by irq handlers and the reset code (to complete
* lost pageflips) so needs the full irqsave spinlocks.
*/
spin_lock_irqsave(&dev->event_lock, flags);
work = intel_crtc->unpin_work;
9083,23 → 9131,9
return;
}
/* and that the unpin work is consistent wrt ->pending. */
smp_rmb();
page_flip_completed(intel_crtc);
intel_crtc->unpin_work = NULL;
if (work->event)
drm_send_vblank_event(dev, intel_crtc->pipe, work->event);
drm_crtc_vblank_put(crtc);
spin_unlock_irqrestore(&dev->event_lock, flags);
wake_up_all(&dev_priv->pending_flip_queue);
queue_work(dev_priv->wq, &work->work);
trace_i915_flip_complete(intel_crtc->plane, work->pending_flip_obj);
}
void intel_finish_page_flip(struct drm_device *dev, int pipe)
9129,6 → 9163,10
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
if (i915_reset_in_progress(&dev_priv->gpu_error) ||
crtc->reset_counter != atomic_read(&dev_priv->gpu_error.reset_counter))
return true;
/*
* The relevant registers doen't exist on pre-ctg.
* As the flip done interrupt doesn't trigger for mmio
9167,7 → 9205,12
to_intel_crtc(dev_priv->plane_to_crtc_mapping[plane]);
unsigned long flags;
/* NB: An MMIO update of the plane base pointer will also
/*
* This is called both by irq handlers and the reset code (to complete
* lost pageflips) so needs the full irqsave spinlocks.
*
* NB: An MMIO update of the plane base pointer will also
* generate a page-flip completion irq, i.e. every modeset
* is also accompanied by a spurious intel_prepare_page_flip().
*/
9446,7 → 9489,6
enum pipe pipe = intel_crtc->pipe;
struct intel_unpin_work *work;
struct intel_engine_cs *ring;
unsigned long flags;
int ret;
/*
9470,6 → 9512,9
fb->pitches[0] != crtc->primary->fb->pitches[0]))
return -EINVAL;
if (i915_terminally_wedged(&dev_priv->gpu_error))
goto out_hang;
work = kzalloc(sizeof(*work), GFP_KERNEL);
if (work == NULL)
return -ENOMEM;
9484,17 → 9529,25
goto free_work;
/* We borrow the event spin lock for protecting unpin_work */
spin_lock_irqsave(&dev->event_lock, flags);
spin_lock_irq(&dev->event_lock);
if (intel_crtc->unpin_work) {
spin_unlock_irqrestore(&dev->event_lock, flags);
/* Before declaring the flip queue wedged, check if
* the hardware completed the operation behind our backs.
*/
if (__intel_pageflip_stall_check(dev, crtc)) {
DRM_DEBUG_DRIVER("flip queue: previous flip completed, continuing\n");
page_flip_completed(intel_crtc);
} else {
DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
spin_unlock_irq(&dev->event_lock);
drm_crtc_vblank_put(crtc);
kfree(work);
drm_crtc_vblank_put(crtc);
DRM_DEBUG_DRIVER("flip queue: crtc already busy\n");
return -EBUSY;
}
}
intel_crtc->unpin_work = work;
spin_unlock_irqrestore(&dev->event_lock, flags);
spin_unlock_irq(&dev->event_lock);
if (atomic_read(&intel_crtc->unpin_work_count) >= 2)
flush_workqueue(dev_priv->wq);
9511,8 → 9564,6
work->pending_flip_obj = obj;
work->enable_stall_check = true;
atomic_inc(&intel_crtc->unpin_work_count);
intel_crtc->reset_counter = atomic_read(&dev_priv->gpu_error.reset_counter);
9534,7 → 9585,7
ring = &dev_priv->ring[RCS];
}
ret = intel_pin_and_fence_fb_obj(dev, obj, ring);
ret = intel_pin_and_fence_fb_obj(crtc->primary, fb, ring);
if (ret)
goto cleanup_pending;
9541,15 → 9592,27
work->gtt_offset =
i915_gem_obj_ggtt_offset(obj) + intel_crtc->dspaddr_offset;
if (use_mmio_flip(ring, obj))
if (use_mmio_flip(ring, obj)) {
ret = intel_queue_mmio_flip(dev, crtc, fb, obj, ring,
page_flip_flags);
else
if (ret)
goto cleanup_unpin;
work->flip_queued_seqno = obj->last_write_seqno;
work->flip_queued_ring = obj->ring;
} else {
ret = dev_priv->display.queue_flip(dev, crtc, fb, obj, ring,
page_flip_flags);
if (ret)
goto cleanup_unpin;
work->flip_queued_seqno = intel_ring_get_seqno(ring);
work->flip_queued_ring = ring;
}
work->flip_queued_vblank = drm_vblank_count(dev, intel_crtc->pipe);
work->enable_stall_check = true;
i915_gem_track_fb(work->old_fb_obj, obj,
INTEL_FRONTBUFFER_PRIMARY(pipe));
9571,9 → 9634,9
mutex_unlock(&dev->struct_mutex);
cleanup:
spin_lock_irqsave(&dev->event_lock, flags);
spin_lock_irq(&dev->event_lock);
intel_crtc->unpin_work = NULL;
spin_unlock_irqrestore(&dev->event_lock, flags);
spin_unlock_irq(&dev->event_lock);
drm_crtc_vblank_put(crtc);
free_work:
9581,11 → 9644,14
if (ret == -EIO) {
out_hang:
intel_crtc_wait_for_pending_flips(crtc);
// intel_crtc_wait_for_pending_flips(crtc);
ret = intel_pipe_set_base(crtc, crtc->x, crtc->y, fb);
if (ret == 0 && event)
if (ret == 0 && event) {
spin_lock_irq(&dev->event_lock);
drm_send_vblank_event(dev, pipe, event);
spin_unlock_irq(&dev->event_lock);
}
}
return ret;
}
#endif
9613,8 → 9679,7
to_intel_encoder(connector->base.encoder);
}
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
encoder->new_crtc =
to_intel_crtc(encoder->base.crtc);
}
9645,8 → 9710,7
connector->base.encoder = &connector->new_encoder->base;
}
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
encoder->base.crtc = &encoder->new_crtc->base;
}
9773,6 → 9837,19
pipe_config->dp_m_n.gmch_m, pipe_config->dp_m_n.gmch_n,
pipe_config->dp_m_n.link_m, pipe_config->dp_m_n.link_n,
pipe_config->dp_m_n.tu);
DRM_DEBUG_KMS("dp: %i, gmch_m2: %u, gmch_n2: %u, link_m2: %u, link_n2: %u, tu2: %u\n",
pipe_config->has_dp_encoder,
pipe_config->dp_m2_n2.gmch_m,
pipe_config->dp_m2_n2.gmch_n,
pipe_config->dp_m2_n2.link_m,
pipe_config->dp_m2_n2.link_n,
pipe_config->dp_m2_n2.tu);
DRM_DEBUG_KMS("audio: %i, infoframes: %i\n",
pipe_config->has_audio,
pipe_config->has_infoframe);
DRM_DEBUG_KMS("requested mode:\n");
drm_mode_debug_printmodeline(&pipe_config->requested_mode);
DRM_DEBUG_KMS("adjusted mode:\n");
9807,8 → 9884,7
struct drm_device *dev = crtc->base.dev;
struct intel_encoder *source_encoder;
list_for_each_entry(source_encoder,
&dev->mode_config.encoder_list, base.head) {
for_each_intel_encoder(dev, source_encoder) {
if (source_encoder->new_crtc != crtc)
continue;
9824,8 → 9900,7
struct drm_device *dev = crtc->base.dev;
struct intel_encoder *encoder;
list_for_each_entry(encoder,
&dev->mode_config.encoder_list, base.head) {
for_each_intel_encoder(dev, encoder) {
if (encoder->new_crtc != crtc)
continue;
9836,6 → 9911,48
return true;
}
static bool check_digital_port_conflicts(struct drm_device *dev)
{
struct intel_connector *connector;
unsigned int used_ports = 0;
/*
* Walk the connector list instead of the encoder
* list to detect the problem on ddi platforms
* where there's just one encoder per digital port.
*/
list_for_each_entry(connector,
&dev->mode_config.connector_list, base.head) {
struct intel_encoder *encoder = connector->new_encoder;
if (!encoder)
continue;
WARN_ON(!encoder->new_crtc);
switch (encoder->type) {
unsigned int port_mask;
case INTEL_OUTPUT_UNKNOWN:
if (WARN_ON(!HAS_DDI(dev)))
break;
case INTEL_OUTPUT_DISPLAYPORT:
case INTEL_OUTPUT_HDMI:
case INTEL_OUTPUT_EDP:
port_mask = 1 << enc_to_dig_port(&encoder->base)->port;
/* the same port mustn't appear more than once */
if (used_ports & port_mask)
return false;
used_ports |= port_mask;
default:
break;
}
}
return true;
}
static struct intel_crtc_config *
intel_modeset_pipe_config(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
9852,6 → 9969,11
return ERR_PTR(-EINVAL);
}
if (!check_digital_port_conflicts(dev)) {
DRM_DEBUG_KMS("rejecting conflicting digital port configuration\n");
return ERR_PTR(-EINVAL);
}
pipe_config = kzalloc(sizeof(*pipe_config), GFP_KERNEL);
if (!pipe_config)
return ERR_PTR(-ENOMEM);
9909,8 → 10031,7
* adjust it according to limitations or connector properties, and also
* a chance to reject the mode entirely.
*/
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
if (&encoder->new_crtc->base != crtc)
continue;
9988,8 → 10109,7
1 << connector->new_encoder->new_crtc->pipe;
}
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
if (encoder->base.crtc == &encoder->new_crtc->base)
continue;
10059,12 → 10179,14
static void
intel_modeset_update_state(struct drm_device *dev, unsigned prepare_pipes)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_encoder *intel_encoder;
struct intel_crtc *intel_crtc;
struct drm_connector *connector;
list_for_each_entry(intel_encoder, &dev->mode_config.encoder_list,
base.head) {
intel_shared_dpll_commit(dev_priv);
for_each_intel_encoder(dev, intel_encoder) {
if (!intel_encoder->base.crtc)
continue;
10153,6 → 10275,22
return false; \
}
/* This is required for BDW+ where there is only one set of registers for
* switching between high and low RR.
* This macro can be used whenever a comparison has to be made between one
* hw state and multiple sw state variables.
*/
#define PIPE_CONF_CHECK_I_ALT(name, alt_name) \
if ((current_config->name != pipe_config->name) && \
(current_config->alt_name != pipe_config->name)) { \
DRM_ERROR("mismatch in " #name " " \
"(expected %i or %i, found %i)\n", \
current_config->name, \
current_config->alt_name, \
pipe_config->name); \
return false; \
}
#define PIPE_CONF_CHECK_FLAGS(name, mask) \
if ((current_config->name ^ pipe_config->name) & (mask)) { \
DRM_ERROR("mismatch in " #name "(" #mask ") " \
10185,6 → 10323,8
PIPE_CONF_CHECK_I(fdi_m_n.tu);
PIPE_CONF_CHECK_I(has_dp_encoder);
if (INTEL_INFO(dev)->gen < 8) {
PIPE_CONF_CHECK_I(dp_m_n.gmch_m);
PIPE_CONF_CHECK_I(dp_m_n.gmch_n);
PIPE_CONF_CHECK_I(dp_m_n.link_m);
10191,6 → 10331,21
PIPE_CONF_CHECK_I(dp_m_n.link_n);
PIPE_CONF_CHECK_I(dp_m_n.tu);
if (current_config->has_drrs) {
PIPE_CONF_CHECK_I(dp_m2_n2.gmch_m);
PIPE_CONF_CHECK_I(dp_m2_n2.gmch_n);
PIPE_CONF_CHECK_I(dp_m2_n2.link_m);
PIPE_CONF_CHECK_I(dp_m2_n2.link_n);
PIPE_CONF_CHECK_I(dp_m2_n2.tu);
}
} else {
PIPE_CONF_CHECK_I_ALT(dp_m_n.gmch_m, dp_m2_n2.gmch_m);
PIPE_CONF_CHECK_I_ALT(dp_m_n.gmch_n, dp_m2_n2.gmch_n);
PIPE_CONF_CHECK_I_ALT(dp_m_n.link_m, dp_m2_n2.link_m);
PIPE_CONF_CHECK_I_ALT(dp_m_n.link_n, dp_m2_n2.link_n);
PIPE_CONF_CHECK_I_ALT(dp_m_n.tu, dp_m2_n2.tu);
}
PIPE_CONF_CHECK_I(adjusted_mode.crtc_hdisplay);
PIPE_CONF_CHECK_I(adjusted_mode.crtc_htotal);
PIPE_CONF_CHECK_I(adjusted_mode.crtc_hblank_start);
10210,6 → 10365,7
if ((INTEL_INFO(dev)->gen < 8 && !IS_HASWELL(dev)) ||
IS_VALLEYVIEW(dev))
PIPE_CONF_CHECK_I(limited_color_range);
PIPE_CONF_CHECK_I(has_infoframe);
PIPE_CONF_CHECK_I(has_audio);
10266,6 → 10422,9
PIPE_CONF_CHECK_X(dpll_hw_state.fp0);
PIPE_CONF_CHECK_X(dpll_hw_state.fp1);
PIPE_CONF_CHECK_X(dpll_hw_state.wrpll);
PIPE_CONF_CHECK_X(dpll_hw_state.ctrl1);
PIPE_CONF_CHECK_X(dpll_hw_state.cfgcr1);
PIPE_CONF_CHECK_X(dpll_hw_state.cfgcr2);
if (IS_G4X(dev) || INTEL_INFO(dev)->gen >= 5)
PIPE_CONF_CHECK_I(pipe_bpp);
10275,6 → 10434,7
#undef PIPE_CONF_CHECK_X
#undef PIPE_CONF_CHECK_I
#undef PIPE_CONF_CHECK_I_ALT
#undef PIPE_CONF_CHECK_FLAGS
#undef PIPE_CONF_CHECK_CLOCK_FUZZY
#undef PIPE_CONF_QUIRK
10282,6 → 10442,56
return true;
}
static void check_wm_state(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct skl_ddb_allocation hw_ddb, *sw_ddb;
struct intel_crtc *intel_crtc;
int plane;
if (INTEL_INFO(dev)->gen < 9)
return;
skl_ddb_get_hw_state(dev_priv, &hw_ddb);
sw_ddb = &dev_priv->wm.skl_hw.ddb;
for_each_intel_crtc(dev, intel_crtc) {
struct skl_ddb_entry *hw_entry, *sw_entry;
const enum pipe pipe = intel_crtc->pipe;
if (!intel_crtc->active)
continue;
/* planes */
for_each_plane(pipe, plane) {
hw_entry = &hw_ddb.plane[pipe][plane];
sw_entry = &sw_ddb->plane[pipe][plane];
if (skl_ddb_entry_equal(hw_entry, sw_entry))
continue;
DRM_ERROR("mismatch in DDB state pipe %c plane %d "
"(expected (%u,%u), found (%u,%u))\n",
pipe_name(pipe), plane + 1,
sw_entry->start, sw_entry->end,
hw_entry->start, hw_entry->end);
}
/* cursor */
hw_entry = &hw_ddb.cursor[pipe];
sw_entry = &sw_ddb->cursor[pipe];
if (skl_ddb_entry_equal(hw_entry, sw_entry))
continue;
DRM_ERROR("mismatch in DDB state pipe %c cursor "
"(expected (%u,%u), found (%u,%u))\n",
pipe_name(pipe),
sw_entry->start, sw_entry->end,
hw_entry->start, hw_entry->end);
}
}
static void
check_connector_state(struct drm_device *dev)
{
10304,8 → 10514,7
struct intel_encoder *encoder;
struct intel_connector *connector;
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
bool enabled = false;
bool active = false;
enum pipe pipe, tracked_pipe;
10384,8 → 10593,7
WARN(crtc->active && !crtc->base.enabled,
"active crtc, but not enabled in sw tracking\n");
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
if (encoder->base.crtc != &crtc->base)
continue;
enabled = true;
10403,12 → 10611,12
active = dev_priv->display.get_pipe_config(crtc,
&pipe_config);
/* hw state is inconsistent with the pipe A quirk */
if (crtc->pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE)
/* hw state is inconsistent with the pipe quirk */
if ((crtc->pipe == PIPE_A && dev_priv->quirks & QUIRK_PIPEA_FORCE) ||
(crtc->pipe == PIPE_B && dev_priv->quirks & QUIRK_PIPEB_FORCE))
active = crtc->active;
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
enum pipe pipe;
if (encoder->base.crtc != &crtc->base)
continue;
10450,9 → 10658,9
active = pll->get_hw_state(dev_priv, pll, &dpll_hw_state);
WARN(pll->active > pll->refcount,
WARN(pll->active > hweight32(pll->config.crtc_mask),
"more active pll users than references: %i vs %i\n",
pll->active, pll->refcount);
pll->active, hweight32(pll->config.crtc_mask));
WARN(pll->active && !pll->on,
"pll in active use but not on in sw tracking\n");
WARN(pll->on && !pll->active,
10470,11 → 10678,11
WARN(pll->active != active_crtcs,
"pll active crtcs mismatch (expected %i, found %i)\n",
pll->active, active_crtcs);
WARN(pll->refcount != enabled_crtcs,
WARN(hweight32(pll->config.crtc_mask) != enabled_crtcs,
"pll enabled crtcs mismatch (expected %i, found %i)\n",
pll->refcount, enabled_crtcs);
hweight32(pll->config.crtc_mask), enabled_crtcs);
WARN(pll->on && memcmp(&pll->hw_state, &dpll_hw_state,
WARN(pll->on && memcmp(&pll->config.hw_state, &dpll_hw_state,
sizeof(dpll_hw_state)),
"pll hw state mismatch\n");
}
10483,6 → 10691,7
void
intel_modeset_check_state(struct drm_device *dev)
{
check_wm_state(dev);
check_connector_state(dev);
check_encoder_state(dev);
check_crtc_state(dev);
10533,22 → 10742,57
crtc->scanline_offset = vtotal - 1;
} else if (HAS_DDI(dev) &&
intel_pipe_has_type(&crtc->base, INTEL_OUTPUT_HDMI)) {
intel_pipe_has_type(crtc, INTEL_OUTPUT_HDMI)) {
crtc->scanline_offset = 2;
} else
crtc->scanline_offset = 1;
}
static struct intel_crtc_config *
intel_modeset_compute_config(struct drm_crtc *crtc,
struct drm_display_mode *mode,
struct drm_framebuffer *fb,
unsigned *modeset_pipes,
unsigned *prepare_pipes,
unsigned *disable_pipes)
{
struct intel_crtc_config *pipe_config = NULL;
intel_modeset_affected_pipes(crtc, modeset_pipes,
prepare_pipes, disable_pipes);
if ((*modeset_pipes) == 0)
goto out;
/*
* Note this needs changes when we start tracking multiple modes
* and crtcs. At that point we'll need to compute the whole config
* (i.e. one pipe_config for each crtc) rather than just the one
* for this crtc.
*/
pipe_config = intel_modeset_pipe_config(crtc, fb, mode);
if (IS_ERR(pipe_config)) {
goto out;
}
intel_dump_pipe_config(to_intel_crtc(crtc), pipe_config,
"[modeset]");
out:
return pipe_config;
}
static int __intel_set_mode(struct drm_crtc *crtc,
struct drm_display_mode *mode,
int x, int y, struct drm_framebuffer *fb)
int x, int y, struct drm_framebuffer *fb,
struct intel_crtc_config *pipe_config,
unsigned modeset_pipes,
unsigned prepare_pipes,
unsigned disable_pipes)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_display_mode *saved_mode;
struct intel_crtc_config *pipe_config = NULL;
struct intel_crtc *intel_crtc;
unsigned disable_pipes, prepare_pipes, modeset_pipes;
int ret = 0;
saved_mode = kmalloc(sizeof(*saved_mode), GFP_KERNEL);
10555,28 → 10799,10
if (!saved_mode)
return -ENOMEM;
intel_modeset_affected_pipes(crtc, &modeset_pipes,
&prepare_pipes, &disable_pipes);
*saved_mode = crtc->mode;
/* Hack: Because we don't (yet) support global modeset on multiple
* crtcs, we don't keep track of the new mode for more than one crtc.
* Hence simply check whether any bit is set in modeset_pipes in all the
* pieces of code that are not yet converted to deal with mutliple crtcs
* changing their mode at the same time. */
if (modeset_pipes) {
pipe_config = intel_modeset_pipe_config(crtc, fb, mode);
if (IS_ERR(pipe_config)) {
ret = PTR_ERR(pipe_config);
pipe_config = NULL;
goto out;
}
intel_dump_pipe_config(to_intel_crtc(crtc), pipe_config,
"[modeset]");
if (modeset_pipes)
to_intel_crtc(crtc)->new_config = pipe_config;
}
/*
* See if the config requires any additional preparation, e.g.
10592,6 → 10818,22
prepare_pipes &= ~disable_pipes;
}
if (dev_priv->display.crtc_compute_clock) {
unsigned clear_pipes = modeset_pipes | disable_pipes;
ret = intel_shared_dpll_start_config(dev_priv, clear_pipes);
if (ret)
goto done;
for_each_intel_crtc_masked(dev, modeset_pipes, intel_crtc) {
ret = dev_priv->display.crtc_compute_clock(intel_crtc);
if (ret) {
intel_shared_dpll_abort_config(dev_priv);
goto done;
}
}
}
for_each_intel_crtc_masked(dev, disable_pipes, intel_crtc)
intel_crtc_disable(&intel_crtc->base);
10602,6 → 10844,10
/* crtc->mode is already used by the ->mode_set callbacks, hence we need
* to set it here already despite that we pass it down the callchain.
*
* Note we'll need to fix this up when we start tracking multiple
* pipes; here we assume a single modeset_pipe and only track the
* single crtc and mode.
*/
if (modeset_pipes) {
crtc->mode = *mode;
10623,8 → 10869,7
* update the the output configuration. */
intel_modeset_update_state(dev, prepare_pipes);
if (dev_priv->display.modeset_global_resources)
dev_priv->display.modeset_global_resources(dev);
modeset_update_crtc_power_domains(dev);
/* Set up the DPLL and any encoders state that needs to adjust or depend
* on the DPLL.
10635,9 → 10880,7
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
mutex_lock(&dev->struct_mutex);
ret = intel_pin_and_fence_fb_obj(dev,
obj,
NULL);
ret = intel_pin_and_fence_fb_obj(crtc->primary, fb, NULL);
if (ret != 0) {
DRM_ERROR("pin & fence failed\n");
mutex_unlock(&dev->struct_mutex);
10652,11 → 10895,6
crtc->primary->fb = fb;
crtc->x = x;
crtc->y = y;
ret = dev_priv->display.crtc_mode_set(&intel_crtc->base,
x, y, fb);
if (ret)
goto done;
}
/* Now enable the clocks, plane, pipe, and connectors that we set up. */
10671,19 → 10909,23
if (ret && crtc->enabled)
crtc->mode = *saved_mode;
out:
kfree(pipe_config);
kfree(saved_mode);
return ret;
}
static int intel_set_mode(struct drm_crtc *crtc,
static int intel_set_mode_pipes(struct drm_crtc *crtc,
struct drm_display_mode *mode,
int x, int y, struct drm_framebuffer *fb)
int x, int y, struct drm_framebuffer *fb,
struct intel_crtc_config *pipe_config,
unsigned modeset_pipes,
unsigned prepare_pipes,
unsigned disable_pipes)
{
int ret;
ret = __intel_set_mode(crtc, mode, x, y, fb);
ret = __intel_set_mode(crtc, mode, x, y, fb, pipe_config, modeset_pipes,
prepare_pipes, disable_pipes);
if (ret == 0)
intel_modeset_check_state(crtc->dev);
10691,6 → 10933,26
return ret;
}
static int intel_set_mode(struct drm_crtc *crtc,
struct drm_display_mode *mode,
int x, int y, struct drm_framebuffer *fb)
{
struct intel_crtc_config *pipe_config;
unsigned modeset_pipes, prepare_pipes, disable_pipes;
pipe_config = intel_modeset_compute_config(crtc, mode, fb,
&modeset_pipes,
&prepare_pipes,
&disable_pipes);
if (IS_ERR(pipe_config))
return PTR_ERR(pipe_config);
return intel_set_mode_pipes(crtc, mode, x, y, fb, pipe_config,
modeset_pipes, prepare_pipes,
disable_pipes);
}
void intel_crtc_restore_mode(struct drm_crtc *crtc)
{
intel_set_mode(crtc, &crtc->mode, crtc->x, crtc->y, crtc->primary->fb);
10776,7 → 11038,7
}
count = 0;
list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.head) {
for_each_intel_encoder(dev, encoder) {
encoder->new_crtc =
to_intel_crtc(config->save_encoder_crtcs[count++]);
}
10935,8 → 11197,7
}
/* Check for any encoders that needs to be disabled. */
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
int num_connectors = 0;
list_for_each_entry(connector,
&dev->mode_config.connector_list,
10969,9 → 11230,7
for_each_intel_crtc(dev, crtc) {
crtc->new_enabled = false;
list_for_each_entry(encoder,
&dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
if (encoder->new_crtc == crtc) {
crtc->new_enabled = true;
break;
11008,7 → 11267,7
connector->new_encoder = NULL;
}
list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.head) {
for_each_intel_encoder(dev, encoder) {
if (encoder->new_crtc == crtc)
encoder->new_crtc = NULL;
}
11022,6 → 11281,8
struct drm_device *dev;
struct drm_mode_set save_set;
struct intel_set_config *config;
struct intel_crtc_config *pipe_config;
unsigned modeset_pipes, prepare_pipes, disable_pipes;
int ret;
BUG_ON(!set);
11067,13 → 11328,42
if (ret)
goto fail;
pipe_config = intel_modeset_compute_config(set->crtc, set->mode,
set->fb,
&modeset_pipes,
&prepare_pipes,
&disable_pipes);
if (IS_ERR(pipe_config)) {
ret = PTR_ERR(pipe_config);
goto fail;
} else if (pipe_config) {
if (pipe_config->has_audio !=
to_intel_crtc(set->crtc)->config.has_audio)
config->mode_changed = true;
/*
* Note we have an issue here with infoframes: current code
* only updates them on the full mode set path per hw
* requirements. So here we should be checking for any
* required changes and forcing a mode set.
*/
}
/* set_mode will free it in the mode_changed case */
if (!config->mode_changed)
kfree(pipe_config);
intel_update_pipe_size(to_intel_crtc(set->crtc));
if (config->mode_changed) {
ret = intel_set_mode(set->crtc, set->mode,
set->x, set->y, set->fb);
ret = intel_set_mode_pipes(set->crtc, set->mode,
set->x, set->y, set->fb, pipe_config,
modeset_pipes, prepare_pipes,
disable_pipes);
} else if (config->fb_changed) {
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(set->crtc);
// intel_crtc_wait_for_pending_flips(set->crtc);
ret = intel_pipe_set_base(set->crtc,
set->x, set->y, set->fb);
11084,8 → 11374,7
*/
if (!intel_crtc->primary_enabled && ret == 0) {
WARN_ON(!intel_crtc->active);
intel_enable_primary_hw_plane(dev_priv, intel_crtc->plane,
intel_crtc->pipe);
intel_enable_primary_hw_plane(set->crtc->primary, set->crtc);
}
/*
11140,7 → 11429,7
{
uint32_t val;
if (!intel_display_power_enabled(dev_priv, POWER_DOMAIN_PLLS))
if (!intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_PLLS))
return false;
val = I915_READ(PCH_DPLL(pll->id));
11154,8 → 11443,8
static void ibx_pch_dpll_mode_set(struct drm_i915_private *dev_priv,
struct intel_shared_dpll *pll)
{
I915_WRITE(PCH_FP0(pll->id), pll->hw_state.fp0);
I915_WRITE(PCH_FP1(pll->id), pll->hw_state.fp1);
I915_WRITE(PCH_FP0(pll->id), pll->config.hw_state.fp0);
I915_WRITE(PCH_FP1(pll->id), pll->config.hw_state.fp1);
}
static void ibx_pch_dpll_enable(struct drm_i915_private *dev_priv,
11164,7 → 11453,7
/* PCH refclock must be enabled first */
ibx_assert_pch_refclk_enabled(dev_priv);
I915_WRITE(PCH_DPLL(pll->id), pll->hw_state.dpll);
I915_WRITE(PCH_DPLL(pll->id), pll->config.hw_state.dpll);
/* Wait for the clocks to stabilize. */
POSTING_READ(PCH_DPLL(pll->id));
11175,7 → 11464,7
*
* So write it again.
*/
I915_WRITE(PCH_DPLL(pll->id), pll->hw_state.dpll);
I915_WRITE(PCH_DPLL(pll->id), pll->config.hw_state.dpll);
POSTING_READ(PCH_DPLL(pll->id));
udelay(200);
}
11238,8 → 11527,6
intel_primary_plane_disable(struct drm_plane *plane)
{
struct drm_device *dev = plane->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_plane *intel_plane = to_intel_plane(plane);
struct intel_crtc *intel_crtc;
if (!plane->fb)
11261,8 → 11548,9
if (!intel_crtc->primary_enabled)
goto disable_unpin;
intel_disable_primary_hw_plane(dev_priv, intel_plane->plane,
intel_plane->pipe);
// intel_crtc_wait_for_pending_flips(plane->crtc);
intel_disable_primary_hw_plane(plane, plane->crtc);
disable_unpin:
mutex_lock(&dev->struct_mutex);
i915_gem_track_fb(intel_fb_obj(plane->fb), NULL,
11275,123 → 11563,191
}
static int
intel_primary_plane_setplane(struct drm_plane *plane, struct drm_crtc *crtc,
struct drm_framebuffer *fb, int crtc_x, int crtc_y,
unsigned int crtc_w, unsigned int crtc_h,
uint32_t src_x, uint32_t src_y,
uint32_t src_w, uint32_t src_h)
intel_check_primary_plane(struct drm_plane *plane,
struct intel_plane_state *state)
{
struct drm_crtc *crtc = state->crtc;
struct drm_framebuffer *fb = state->fb;
struct drm_rect *dest = &state->dst;
struct drm_rect *src = &state->src;
const struct drm_rect *clip = &state->clip;
return drm_plane_helper_check_update(plane, crtc, fb,
src, dest, clip,
DRM_PLANE_HELPER_NO_SCALING,
DRM_PLANE_HELPER_NO_SCALING,
false, true, &state->visible);
}
static int
intel_prepare_primary_plane(struct drm_plane *plane,
struct intel_plane_state *state)
{
struct drm_crtc *crtc = state->crtc;
struct drm_framebuffer *fb = state->fb;
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_plane *intel_plane = to_intel_plane(plane);
enum pipe pipe = intel_crtc->pipe;
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->fb);
struct drm_rect dest = {
/* integer pixels */
.x1 = crtc_x,
.y1 = crtc_y,
.x2 = crtc_x + crtc_w,
.y2 = crtc_y + crtc_h,
};
struct drm_rect src = {
/* 16.16 fixed point */
.x1 = src_x,
.y1 = src_y,
.x2 = src_x + src_w,
.y2 = src_y + src_h,
};
const struct drm_rect clip = {
/* integer pixels */
.x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0,
.y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0,
};
bool visible;
int ret;
ret = drm_plane_helper_check_update(plane, crtc, fb,
&src, &dest, &clip,
DRM_PLANE_HELPER_NO_SCALING,
DRM_PLANE_HELPER_NO_SCALING,
false, true, &visible);
if (ret)
return ret;
/*
* If the CRTC isn't enabled, we're just pinning the framebuffer,
* updating the fb pointer, and returning without touching the
* hardware. This allows us to later do a drmModeSetCrtc with fb=-1 to
* turn on the display with all planes setup as desired.
*/
if (!crtc->enabled) {
if (old_obj != obj) {
mutex_lock(&dev->struct_mutex);
ret = intel_pin_and_fence_fb_obj(plane, fb, NULL);
if (ret == 0)
i915_gem_track_fb(old_obj, obj,
INTEL_FRONTBUFFER_PRIMARY(pipe));
mutex_unlock(&dev->struct_mutex);
if (ret != 0) {
DRM_DEBUG_KMS("pin & fence failed\n");
return ret;
}
}
return 0;
}
static void
intel_commit_primary_plane(struct drm_plane *plane,
struct intel_plane_state *state)
{
struct drm_crtc *crtc = state->crtc;
struct drm_framebuffer *fb = state->fb;
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
enum pipe pipe = intel_crtc->pipe;
struct drm_framebuffer *old_fb = plane->fb;
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->fb);
struct intel_plane *intel_plane = to_intel_plane(plane);
struct drm_rect *src = &state->src;
crtc->primary->fb = fb;
crtc->x = src->x1 >> 16;
crtc->y = src->y1 >> 16;
intel_plane->crtc_x = state->orig_dst.x1;
intel_plane->crtc_y = state->orig_dst.y1;
intel_plane->crtc_w = drm_rect_width(&state->orig_dst);
intel_plane->crtc_h = drm_rect_height(&state->orig_dst);
intel_plane->src_x = state->orig_src.x1;
intel_plane->src_y = state->orig_src.y1;
intel_plane->src_w = drm_rect_width(&state->orig_src);
intel_plane->src_h = drm_rect_height(&state->orig_src);
intel_plane->obj = obj;
if (intel_crtc->active) {
/*
* If we already called setplane while the crtc was disabled,
* we may have an fb pinned; unpin it.
* FBC does not work on some platforms for rotated
* planes, so disable it when rotation is not 0 and
* update it when rotation is set back to 0.
*
* FIXME: This is redundant with the fbc update done in
* the primary plane enable function except that that
* one is done too late. We eventually need to unify
* this.
*/
if (plane->fb)
intel_unpin_fb_obj(old_obj);
if (intel_crtc->primary_enabled &&
INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev) &&
dev_priv->fbc.plane == intel_crtc->plane &&
intel_plane->rotation != BIT(DRM_ROTATE_0)) {
intel_disable_fbc(dev);
}
i915_gem_track_fb(old_obj, obj,
INTEL_FRONTBUFFER_PRIMARY(intel_crtc->pipe));
if (state->visible) {
bool was_enabled = intel_crtc->primary_enabled;
/* Pin and return without programming hardware */
ret = intel_pin_and_fence_fb_obj(dev, obj, NULL);
mutex_unlock(&dev->struct_mutex);
/* FIXME: kill this fastboot hack */
intel_update_pipe_size(intel_crtc);
return ret;
}
intel_crtc->primary_enabled = true;
dev_priv->display.update_primary_plane(crtc, plane->fb,
crtc->x, crtc->y);
/*
* If clipping results in a non-visible primary plane, we'll disable
* the primary plane. Note that this is a bit different than what
* happens if userspace explicitly disables the plane by passing fb=0
* BDW signals flip done immediately if the plane
* is disabled, even if the plane enable is already
* armed to occur at the next vblank :(
*/
if (IS_BROADWELL(dev) && !was_enabled)
intel_wait_for_vblank(dev, intel_crtc->pipe);
} else {
/*
* If clipping results in a non-visible primary plane,
* we'll disable the primary plane. Note that this is
* a bit different than what happens if userspace
* explicitly disables the plane by passing fb=0
* because plane->fb still gets set and pinned.
*/
if (!visible) {
intel_disable_primary_hw_plane(plane, crtc);
}
intel_frontbuffer_flip(dev, INTEL_FRONTBUFFER_PRIMARY(pipe));
mutex_lock(&dev->struct_mutex);
intel_update_fbc(dev);
mutex_unlock(&dev->struct_mutex);
}
/*
* Try to pin the new fb first so that we can bail out if we
* fail.
*/
if (plane->fb != fb) {
ret = intel_pin_and_fence_fb_obj(dev, obj, NULL);
if (ret) {
if (old_fb && old_fb != fb) {
if (intel_crtc->active)
intel_wait_for_vblank(dev, intel_crtc->pipe);
mutex_lock(&dev->struct_mutex);
intel_unpin_fb_obj(old_obj);
mutex_unlock(&dev->struct_mutex);
return ret;
}
}
i915_gem_track_fb(old_obj, obj,
INTEL_FRONTBUFFER_PRIMARY(intel_crtc->pipe));
static int
intel_primary_plane_setplane(struct drm_plane *plane, struct drm_crtc *crtc,
struct drm_framebuffer *fb, int crtc_x, int crtc_y,
unsigned int crtc_w, unsigned int crtc_h,
uint32_t src_x, uint32_t src_y,
uint32_t src_w, uint32_t src_h)
{
struct intel_plane_state state;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int ret;
if (intel_crtc->primary_enabled)
intel_disable_primary_hw_plane(dev_priv,
intel_plane->plane,
intel_plane->pipe);
state.crtc = crtc;
state.fb = fb;
/* sample coordinates in 16.16 fixed point */
state.src.x1 = src_x;
state.src.x2 = src_x + src_w;
state.src.y1 = src_y;
state.src.y2 = src_y + src_h;
if (plane->fb != fb)
if (plane->fb)
intel_unpin_fb_obj(old_obj);
/* integer pixels */
state.dst.x1 = crtc_x;
state.dst.x2 = crtc_x + crtc_w;
state.dst.y1 = crtc_y;
state.dst.y2 = crtc_y + crtc_h;
mutex_unlock(&dev->struct_mutex);
state.clip.x1 = 0;
state.clip.y1 = 0;
state.clip.x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0;
state.clip.y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0;
return 0;
}
state.orig_src = state.src;
state.orig_dst = state.dst;
ret = intel_pipe_set_base(crtc, src.x1, src.y1, fb);
ret = intel_check_primary_plane(plane, &state);
if (ret)
return ret;
if (!intel_crtc->primary_enabled)
intel_enable_primary_hw_plane(dev_priv, intel_crtc->plane,
intel_crtc->pipe);
ret = intel_prepare_primary_plane(plane, &state);
if (ret)
return ret;
intel_commit_primary_plane(plane, &state);
return 0;
}
11407,6 → 11763,7
.update_plane = intel_primary_plane_setplane,
.disable_plane = intel_primary_plane_disable,
.destroy = intel_plane_destroy,
.set_property = intel_plane_set_property
};
static struct drm_plane *intel_primary_plane_create(struct drm_device *dev,
11424,6 → 11781,7
primary->max_downscale = 1;
primary->pipe = pipe;
primary->plane = pipe;
primary->rotation = BIT(DRM_ROTATE_0);
if (HAS_FBC(dev) && INTEL_INFO(dev)->gen < 4)
primary->plane = !pipe;
11439,6 → 11797,19
&intel_primary_plane_funcs,
intel_primary_formats, num_formats,
DRM_PLANE_TYPE_PRIMARY);
if (INTEL_INFO(dev)->gen >= 4) {
if (!dev->mode_config.rotation_property)
dev->mode_config.rotation_property =
drm_mode_create_rotation_property(dev,
BIT(DRM_ROTATE_0) |
BIT(DRM_ROTATE_180));
if (dev->mode_config.rotation_property)
drm_object_attach_property(&primary->base.base,
dev->mode_config.rotation_property,
primary->rotation);
}
return &primary->base;
}
11454,58 → 11825,144
}
static int
intel_cursor_plane_update(struct drm_plane *plane, struct drm_crtc *crtc,
struct drm_framebuffer *fb, int crtc_x, int crtc_y,
unsigned int crtc_w, unsigned int crtc_h,
uint32_t src_x, uint32_t src_y,
uint32_t src_w, uint32_t src_h)
intel_check_cursor_plane(struct drm_plane *plane,
struct intel_plane_state *state)
{
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
struct drm_i915_gem_object *obj = intel_fb->obj;
struct drm_rect dest = {
/* integer pixels */
.x1 = crtc_x,
.y1 = crtc_y,
.x2 = crtc_x + crtc_w,
.y2 = crtc_y + crtc_h,
};
struct drm_rect src = {
/* 16.16 fixed point */
.x1 = src_x,
.y1 = src_y,
.x2 = src_x + src_w,
.y2 = src_y + src_h,
};
const struct drm_rect clip = {
/* integer pixels */
.x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0,
.y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0,
};
bool visible;
struct drm_crtc *crtc = state->crtc;
struct drm_device *dev = crtc->dev;
struct drm_framebuffer *fb = state->fb;
struct drm_rect *dest = &state->dst;
struct drm_rect *src = &state->src;
const struct drm_rect *clip = &state->clip;
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
int crtc_w, crtc_h;
unsigned stride;
int ret;
ret = drm_plane_helper_check_update(plane, crtc, fb,
&src, &dest, &clip,
src, dest, clip,
DRM_PLANE_HELPER_NO_SCALING,
DRM_PLANE_HELPER_NO_SCALING,
true, true, &visible);
true, true, &state->visible);
if (ret)
return ret;
crtc->cursor_x = crtc_x;
crtc->cursor_y = crtc_y;
/* if we want to turn off the cursor ignore width and height */
if (!obj)
return 0;
/* Check for which cursor types we support */
crtc_w = drm_rect_width(&state->orig_dst);
crtc_h = drm_rect_height(&state->orig_dst);
if (!cursor_size_ok(dev, crtc_w, crtc_h)) {
DRM_DEBUG("Cursor dimension not supported\n");
return -EINVAL;
}
stride = roundup_pow_of_two(crtc_w) * 4;
if (obj->base.size < stride * crtc_h) {
DRM_DEBUG_KMS("buffer is too small\n");
return -ENOMEM;
}
if (fb == crtc->cursor->fb)
return 0;
/* we only need to pin inside GTT if cursor is non-phy */
mutex_lock(&dev->struct_mutex);
if (!INTEL_INFO(dev)->cursor_needs_physical && obj->tiling_mode) {
DRM_DEBUG_KMS("cursor cannot be tiled\n");
ret = -EINVAL;
}
mutex_unlock(&dev->struct_mutex);
return ret;
}
static int
intel_commit_cursor_plane(struct drm_plane *plane,
struct intel_plane_state *state)
{
struct drm_crtc *crtc = state->crtc;
struct drm_framebuffer *fb = state->fb;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_plane *intel_plane = to_intel_plane(plane);
struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
struct drm_i915_gem_object *obj = intel_fb->obj;
int crtc_w, crtc_h;
crtc->cursor_x = state->orig_dst.x1;
crtc->cursor_y = state->orig_dst.y1;
intel_plane->crtc_x = state->orig_dst.x1;
intel_plane->crtc_y = state->orig_dst.y1;
intel_plane->crtc_w = drm_rect_width(&state->orig_dst);
intel_plane->crtc_h = drm_rect_height(&state->orig_dst);
intel_plane->src_x = state->orig_src.x1;
intel_plane->src_y = state->orig_src.y1;
intel_plane->src_w = drm_rect_width(&state->orig_src);
intel_plane->src_h = drm_rect_height(&state->orig_src);
intel_plane->obj = obj;
if (fb != crtc->cursor->fb) {
crtc_w = drm_rect_width(&state->orig_dst);
crtc_h = drm_rect_height(&state->orig_dst);
return intel_crtc_cursor_set_obj(crtc, obj, crtc_w, crtc_h);
} else {
intel_crtc_update_cursor(crtc, visible);
intel_crtc_update_cursor(crtc, state->visible);
return 0;
}
}
static int
intel_cursor_plane_update(struct drm_plane *plane, struct drm_crtc *crtc,
struct drm_framebuffer *fb, int crtc_x, int crtc_y,
unsigned int crtc_w, unsigned int crtc_h,
uint32_t src_x, uint32_t src_y,
uint32_t src_w, uint32_t src_h)
{
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_plane_state state;
int ret;
state.crtc = crtc;
state.fb = fb;
/* sample coordinates in 16.16 fixed point */
state.src.x1 = src_x;
state.src.x2 = src_x + src_w;
state.src.y1 = src_y;
state.src.y2 = src_y + src_h;
/* integer pixels */
state.dst.x1 = crtc_x;
state.dst.x2 = crtc_x + crtc_w;
state.dst.y1 = crtc_y;
state.dst.y2 = crtc_y + crtc_h;
state.clip.x1 = 0;
state.clip.y1 = 0;
state.clip.x2 = intel_crtc->active ? intel_crtc->config.pipe_src_w : 0;
state.clip.y2 = intel_crtc->active ? intel_crtc->config.pipe_src_h : 0;
state.orig_src = state.src;
state.orig_dst = state.dst;
ret = intel_check_cursor_plane(plane, &state);
if (ret)
return ret;
return intel_commit_cursor_plane(plane, &state);
}
static const struct drm_plane_funcs intel_cursor_plane_funcs = {
.update_plane = intel_cursor_plane_update,
.disable_plane = intel_cursor_plane_disable,
.destroy = intel_plane_destroy,
.set_property = intel_plane_set_property,
};
static struct drm_plane *intel_cursor_plane_create(struct drm_device *dev,
11521,6 → 11978,7
cursor->max_downscale = 1;
cursor->pipe = pipe;
cursor->plane = pipe;
cursor->rotation = BIT(DRM_ROTATE_0);
drm_universal_plane_init(dev, &cursor->base, 0,
&intel_cursor_plane_funcs,
11527,6 → 11985,19
intel_cursor_formats,
ARRAY_SIZE(intel_cursor_formats),
DRM_PLANE_TYPE_CURSOR);
if (INTEL_INFO(dev)->gen >= 4) {
if (!dev->mode_config.rotation_property)
dev->mode_config.rotation_property =
drm_mode_create_rotation_property(dev,
BIT(DRM_ROTATE_0) |
BIT(DRM_ROTATE_180));
if (dev->mode_config.rotation_property)
drm_object_attach_property(&cursor->base.base,
dev->mode_config.rotation_property,
cursor->rotation);
}
return &cursor->base;
}
11575,9 → 12046,8
intel_crtc->cursor_base = ~0;
intel_crtc->cursor_cntl = ~0;
intel_crtc->cursor_size = ~0;
init_waitqueue_head(&intel_crtc->vbl_wait);
BUG_ON(pipe >= ARRAY_SIZE(dev_priv->plane_to_crtc_mapping) ||
dev_priv->plane_to_crtc_mapping[intel_crtc->plane] != NULL);
dev_priv->plane_to_crtc_mapping[intel_crtc->plane] = &intel_crtc->base;
11603,7 → 12073,7
WARN_ON(!drm_modeset_is_locked(&dev->mode_config.connection_mutex));
if (!encoder)
if (!encoder || WARN_ON(!encoder->crtc))
return INVALID_PIPE;
return to_intel_crtc(encoder->crtc)->pipe;
11639,8 → 12109,7
int index_mask = 0;
int entry = 0;
list_for_each_entry(source_encoder,
&dev->mode_config.encoder_list, base.head) {
for_each_intel_encoder(dev, source_encoder) {
if (encoders_cloneable(encoder, source_encoder))
index_mask |= (1 << entry);
11692,9 → 12161,12
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (IS_ULT(dev))
if (INTEL_INFO(dev)->gen >= 9)
return false;
if (IS_HSW_ULT(dev) || IS_BDW_ULT(dev))
return false;
if (IS_CHERRYVIEW(dev))
return false;
11762,28 → 12234,37
if (I915_READ(PCH_DP_D) & DP_DETECTED)
intel_dp_init(dev, PCH_DP_D, PORT_D);
} else if (IS_VALLEYVIEW(dev)) {
if (I915_READ(VLV_DISPLAY_BASE + GEN4_HDMIB) & SDVO_DETECTED) {
/*
* The DP_DETECTED bit is the latched state of the DDC
* SDA pin at boot. However since eDP doesn't require DDC
* (no way to plug in a DP->HDMI dongle) the DDC pins for
* eDP ports may have been muxed to an alternate function.
* Thus we can't rely on the DP_DETECTED bit alone to detect
* eDP ports. Consult the VBT as well as DP_DETECTED to
* detect eDP ports.
*/
if (I915_READ(VLV_DISPLAY_BASE + GEN4_HDMIB) & SDVO_DETECTED)
intel_hdmi_init(dev, VLV_DISPLAY_BASE + GEN4_HDMIB,
PORT_B);
if (I915_READ(VLV_DISPLAY_BASE + DP_B) & DP_DETECTED)
if (I915_READ(VLV_DISPLAY_BASE + DP_B) & DP_DETECTED ||
intel_dp_is_edp(dev, PORT_B))
intel_dp_init(dev, VLV_DISPLAY_BASE + DP_B, PORT_B);
}
if (I915_READ(VLV_DISPLAY_BASE + GEN4_HDMIC) & SDVO_DETECTED) {
if (I915_READ(VLV_DISPLAY_BASE + GEN4_HDMIC) & SDVO_DETECTED)
intel_hdmi_init(dev, VLV_DISPLAY_BASE + GEN4_HDMIC,
PORT_C);
if (I915_READ(VLV_DISPLAY_BASE + DP_C) & DP_DETECTED)
if (I915_READ(VLV_DISPLAY_BASE + DP_C) & DP_DETECTED ||
intel_dp_is_edp(dev, PORT_C))
intel_dp_init(dev, VLV_DISPLAY_BASE + DP_C, PORT_C);
}
if (IS_CHERRYVIEW(dev)) {
if (I915_READ(VLV_DISPLAY_BASE + CHV_HDMID) & SDVO_DETECTED) {
if (I915_READ(VLV_DISPLAY_BASE + CHV_HDMID) & SDVO_DETECTED)
intel_hdmi_init(dev, VLV_DISPLAY_BASE + CHV_HDMID,
PORT_D);
/* eDP not supported on port D, so don't check VBT */
if (I915_READ(VLV_DISPLAY_BASE + DP_D) & DP_DETECTED)
intel_dp_init(dev, VLV_DISPLAY_BASE + DP_D, PORT_D);
}
}
intel_dsi_init(dev);
} else if (SUPPORTS_DIGITAL_OUTPUTS(dev)) {
11825,9 → 12306,9
intel_dvo_init(dev);
intel_edp_psr_init(dev);
intel_psr_init(dev);
list_for_each_entry(encoder, &dev->mode_config.encoder_list, base.head) {
for_each_intel_encoder(dev, encoder) {
encoder->base.possible_crtcs = encoder->crtc_mask;
encoder->base.possible_clones =
intel_encoder_clones(encoder);
11993,16 → 12474,22
if (HAS_DDI(dev)) {
dev_priv->display.get_pipe_config = haswell_get_pipe_config;
dev_priv->display.get_plane_config = ironlake_get_plane_config;
dev_priv->display.crtc_mode_set = haswell_crtc_mode_set;
dev_priv->display.crtc_compute_clock =
haswell_crtc_compute_clock;
dev_priv->display.crtc_enable = haswell_crtc_enable;
dev_priv->display.crtc_disable = haswell_crtc_disable;
dev_priv->display.off = ironlake_crtc_off;
if (INTEL_INFO(dev)->gen >= 9)
dev_priv->display.update_primary_plane =
skylake_update_primary_plane;
else
dev_priv->display.update_primary_plane =
ironlake_update_primary_plane;
} else if (HAS_PCH_SPLIT(dev)) {
dev_priv->display.get_pipe_config = ironlake_get_pipe_config;
dev_priv->display.get_plane_config = ironlake_get_plane_config;
dev_priv->display.crtc_mode_set = ironlake_crtc_mode_set;
dev_priv->display.crtc_compute_clock =
ironlake_crtc_compute_clock;
dev_priv->display.crtc_enable = ironlake_crtc_enable;
dev_priv->display.crtc_disable = ironlake_crtc_disable;
dev_priv->display.off = ironlake_crtc_off;
12011,7 → 12498,7
} else if (IS_VALLEYVIEW(dev)) {
dev_priv->display.get_pipe_config = i9xx_get_pipe_config;
dev_priv->display.get_plane_config = i9xx_get_plane_config;
dev_priv->display.crtc_mode_set = i9xx_crtc_mode_set;
dev_priv->display.crtc_compute_clock = i9xx_crtc_compute_clock;
dev_priv->display.crtc_enable = valleyview_crtc_enable;
dev_priv->display.crtc_disable = i9xx_crtc_disable;
dev_priv->display.off = i9xx_crtc_off;
12020,7 → 12507,7
} else {
dev_priv->display.get_pipe_config = i9xx_get_pipe_config;
dev_priv->display.get_plane_config = i9xx_get_plane_config;
dev_priv->display.crtc_mode_set = i9xx_crtc_mode_set;
dev_priv->display.crtc_compute_clock = i9xx_crtc_compute_clock;
dev_priv->display.crtc_enable = i9xx_crtc_enable;
dev_priv->display.crtc_disable = i9xx_crtc_disable;
dev_priv->display.off = i9xx_crtc_off;
12057,33 → 12544,20
dev_priv->display.get_display_clock_speed =
i830_get_display_clock_speed;
if (HAS_PCH_SPLIT(dev)) {
if (IS_GEN5(dev)) {
dev_priv->display.fdi_link_train = ironlake_fdi_link_train;
dev_priv->display.write_eld = ironlake_write_eld;
} else if (IS_GEN6(dev)) {
dev_priv->display.fdi_link_train = gen6_fdi_link_train;
dev_priv->display.write_eld = ironlake_write_eld;
dev_priv->display.modeset_global_resources =
snb_modeset_global_resources;
} else if (IS_IVYBRIDGE(dev)) {
/* FIXME: detect B0+ stepping and use auto training */
dev_priv->display.fdi_link_train = ivb_manual_fdi_link_train;
dev_priv->display.write_eld = ironlake_write_eld;
dev_priv->display.modeset_global_resources =
ivb_modeset_global_resources;
} else if (IS_HASWELL(dev) || IS_GEN8(dev)) {
} else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) {
dev_priv->display.fdi_link_train = hsw_fdi_link_train;
dev_priv->display.write_eld = haswell_write_eld;
dev_priv->display.modeset_global_resources =
haswell_modeset_global_resources;
}
} else if (IS_G4X(dev)) {
dev_priv->display.write_eld = g4x_write_eld;
} else if (IS_VALLEYVIEW(dev)) {
dev_priv->display.modeset_global_resources =
valleyview_modeset_global_resources;
dev_priv->display.write_eld = ironlake_write_eld;
}
/* Default just returns -ENODEV to indicate unsupported */
12093,6 → 12567,8
intel_panel_init_backlight_funcs(dev);
mutex_init(&dev_priv->pps_mutex);
}
/*
12108,6 → 12584,14
DRM_INFO("applying pipe a force quirk\n");
}
static void quirk_pipeb_force(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
dev_priv->quirks |= QUIRK_PIPEB_FORCE;
DRM_INFO("applying pipe b force quirk\n");
}
/*
* Some machines (Lenovo U160) do not work with SSC on LVDS for some reason
*/
12212,6 → 12696,9
/* Acer C720 Chromebook (Core i3 4005U) */
{ 0x0a16, 0x1025, 0x0a11, quirk_backlight_present },
/* Apple Macbook 2,1 (Core 2 T7400) */
{ 0x27a2, 0x8086, 0x7270, quirk_backlight_present },
/* Toshiba CB35 Chromebook (Celeron 2955U) */
{ 0x0a06, 0x1179, 0x0a88, quirk_backlight_present },
12254,7 → 12741,11
// vga_put(dev->pdev, VGA_RSRC_LEGACY_IO);
udelay(300);
I915_WRITE(vga_reg, VGA_DISP_DISABLE);
/*
* Fujitsu-Siemens Lifebook S6010 (830) has problems resuming
* from S3 without preserving (some of?) the other bits.
*/
I915_WRITE(vga_reg, dev_priv->bios_vgacntr | VGA_DISP_DISABLE);
POSTING_READ(vga_reg);
}
12267,16 → 12758,9
intel_init_clock_gating(dev);
intel_reset_dpio(dev);
intel_enable_gt_powersave(dev);
}
void intel_modeset_suspend_hw(struct drm_device *dev)
{
intel_suspend_hw(dev);
}
void intel_modeset_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
12328,7 → 12812,7
INTEL_INFO(dev)->num_pipes,
INTEL_INFO(dev)->num_pipes > 1 ? "s" : "");
for_each_pipe(pipe) {
for_each_pipe(dev_priv, pipe) {
intel_crtc_init(dev, pipe);
for_each_sprite(pipe, sprite) {
ret = intel_plane_init(dev, pipe, sprite);
12339,10 → 12823,11
}
intel_init_dpio(dev);
intel_reset_dpio(dev);
intel_shared_dpll_init(dev);
/* save the BIOS value before clobbering it */
dev_priv->bios_vgacntr = I915_READ(i915_vgacntrl_reg(dev));
/* Just disable it once at startup */
i915_disable_vga(dev);
intel_setup_outputs(dev);
12434,9 → 12919,10
I915_WRITE(reg, I915_READ(reg) & ~PIPECONF_FRAME_START_DELAY_MASK);
/* restore vblank interrupts to correct state */
if (crtc->active)
if (crtc->active) {
update_scanline_offset(crtc);
drm_vblank_on(dev, crtc->pipe);
else
} else
drm_vblank_off(dev, crtc->pipe);
/* We need to sanitize the plane -> pipe mapping first because this will
12519,7 → 13005,7
}
}
if (crtc->active || IS_VALLEYVIEW(dev) || INTEL_INFO(dev)->gen < 5) {
if (crtc->active || HAS_GMCH_DISPLAY(dev)) {
/*
* We start out with underrun reporting disabled to avoid races.
* For correct bookkeeping mark this on active crtcs.
12535,8 → 13021,6
*/
crtc->cpu_fifo_underrun_disabled = true;
crtc->pch_fifo_underrun_disabled = true;
update_scanline_offset(crtc);
}
}
12609,7 → 13093,7
* level, just check if the power well is enabled instead of trying to
* follow the "don't touch the power well if we don't need it" policy
* the rest of the driver uses. */
if (!intel_display_power_enabled(dev_priv, POWER_DOMAIN_VGA))
if (!intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_VGA))
return;
i915_redisable_vga_power_on(dev);
12653,23 → 13137,25
for (i = 0; i < dev_priv->num_shared_dpll; i++) {
struct intel_shared_dpll *pll = &dev_priv->shared_dplls[i];
pll->on = pll->get_hw_state(dev_priv, pll, &pll->hw_state);
pll->on = pll->get_hw_state(dev_priv, pll,
&pll->config.hw_state);
pll->active = 0;
pll->config.crtc_mask = 0;
for_each_intel_crtc(dev, crtc) {
if (crtc->active && intel_crtc_to_shared_dpll(crtc) == pll)
if (crtc->active && intel_crtc_to_shared_dpll(crtc) == pll) {
pll->active++;
pll->config.crtc_mask |= 1 << crtc->pipe;
}
pll->refcount = pll->active;
}
DRM_DEBUG_KMS("%s hw state readout: refcount %i, on %i\n",
pll->name, pll->refcount, pll->on);
DRM_DEBUG_KMS("%s hw state readout: crtc_mask 0x%08x, on %i\n",
pll->name, pll->config.crtc_mask, pll->on);
if (pll->refcount)
if (pll->config.crtc_mask)
intel_display_power_get(dev_priv, POWER_DOMAIN_PLLS);
}
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
pipe = 0;
if (encoder->get_hw_state(encoder, &pipe)) {
12733,12 → 13219,11
}
/* HW state is read out, now we need to sanitize this mess. */
list_for_each_entry(encoder, &dev->mode_config.encoder_list,
base.head) {
for_each_intel_encoder(dev, encoder) {
intel_sanitize_encoder(encoder);
}
for_each_pipe(pipe) {
for_each_pipe(dev_priv, pipe) {
crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]);
intel_sanitize_crtc(crtc);
intel_dump_pipe_config(crtc, &crtc->config, "[setup_hw_state]");
12756,7 → 13241,9
pll->on = false;
}
if (HAS_PCH_SPLIT(dev))
if (IS_GEN9(dev))
skl_wm_get_hw_state(dev);
else if (HAS_PCH_SPLIT(dev))
ilk_wm_get_hw_state(dev);
if (force_restore) {
12766,11 → 13253,11
* We need to use raw interfaces for restoring state to avoid
* checking (bogus) intermediate states.
*/
for_each_pipe(pipe) {
for_each_pipe(dev_priv, pipe) {
struct drm_crtc *crtc =
dev_priv->pipe_to_crtc_mapping[pipe];
__intel_set_mode(crtc, &crtc->mode, crtc->x, crtc->y,
intel_set_mode(crtc, &crtc->mode, crtc->x, crtc->y,
crtc->primary->fb);
}
} else {
12782,6 → 13269,7
void intel_modeset_gem_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *c;
struct drm_i915_gem_object *obj;
12789,6 → 13277,16
intel_init_gt_powersave(dev);
mutex_unlock(&dev->struct_mutex);
/*
* There may be no VBT; and if the BIOS enabled SSC we can
* just keep using it to avoid unnecessary flicker. Whereas if the
* BIOS isn't using it, don't assume it will work even if the VBT
* indicates as much.
*/
if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev))
dev_priv->vbt.lvds_use_ssc = !!(I915_READ(PCH_DREF_CONTROL) &
DREF_SSC1_ENABLE);
intel_modeset_init_hw(dev);
// intel_setup_overlay(dev);
12804,7 → 13302,9
if (obj == NULL)
continue;
if (intel_pin_and_fence_fb_obj(dev, obj, NULL)) {
if (intel_pin_and_fence_fb_obj(c->primary,
c->primary->fb,
NULL)) {
DRM_ERROR("failed to pin boot fb on pipe %d\n",
to_intel_crtc(c)->pipe);
drm_framebuffer_unreference(c->primary->fb);
12828,14 → 13328,16
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_connector *connector;
intel_disable_gt_powersave(dev);
intel_backlight_unregister(dev);
/*
* Interrupts and polling as the first thing to avoid creating havoc.
* Too much stuff here (turning of rps, connectors, ...) would
* Too much stuff here (turning of connectors, ...) would
* experience fancy races otherwise.
*/
drm_irq_uninstall(dev);
intel_hpd_cancel_work(dev_priv);
dev_priv->pm._irqs_disabled = true;
intel_irq_uninstall(dev_priv);
/*
* Due to the hpd irq storm handling the hotplug work can re-arm the
12849,8 → 13351,6
intel_disable_fbc(dev);
intel_disable_gt_powersave(dev);
ironlake_teardown_rc6(dev);
mutex_unlock(&dev->struct_mutex);
12991,9 → 13491,9
if (IS_HASWELL(dev) || IS_BROADWELL(dev))
error->power_well_driver = I915_READ(HSW_PWR_WELL_DRIVER);
for_each_pipe(i) {
for_each_pipe(dev_priv, i) {
error->pipe[i].power_domain_on =
intel_display_power_enabled_unlocked(dev_priv,
__intel_display_power_is_enabled(dev_priv,
POWER_DOMAIN_PIPE(i));
if (!error->pipe[i].power_domain_on)
continue;
13029,7 → 13529,7
enum transcoder cpu_transcoder = transcoders[i];
error->transcoder[i].power_domain_on =
intel_display_power_enabled_unlocked(dev_priv,
__intel_display_power_is_enabled(dev_priv,
POWER_DOMAIN_TRANSCODER(cpu_transcoder));
if (!error->transcoder[i].power_domain_on)
continue;
13055,6 → 13555,7
struct drm_device *dev,
struct intel_display_error_state *error)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int i;
if (!error)
13064,7 → 13565,7
if (IS_HASWELL(dev) || IS_BROADWELL(dev))
err_printf(m, "PWR_WELL_CTL2: %08x\n",
error->power_well_driver);
for_each_pipe(i) {
for_each_pipe(dev_priv, i) {
err_printf(m, "Pipe [%d]:\n", i);
err_printf(m, " Power: %s\n",
error->pipe[i].power_domain_on ? "on" : "off");
13106,3 → 13607,24
}
}
#endif
void intel_modeset_preclose(struct drm_device *dev, struct drm_file *file)
{
struct intel_crtc *crtc;
for_each_intel_crtc(dev, crtc) {
struct intel_unpin_work *work;
spin_lock_irq(&dev->event_lock);
work = crtc->unpin_work;
if (work && work->event &&
work->event->base.file_priv == file) {
kfree(work->event);
work->event = NULL;
}
spin_unlock_irq(&dev->event_lock);
}
}