0,0 → 1,697 |
/* |
* Copyright 2007-8 Advanced Micro Devices, Inc. |
* Copyright 2008 Red Hat Inc. |
* |
* Permission is hereby granted, free of charge, to any person obtaining a |
* copy of this software and associated documentation files (the "Software"), |
* to deal in the Software without restriction, including without limitation |
* the rights to use, copy, modify, merge, publish, distribute, sublicense, |
* and/or sell copies of the Software, and to permit persons to whom the |
* Software is furnished to do so, subject to the following conditions: |
* |
* The above copyright notice and this permission notice shall be included in |
* all copies or substantial portions of the Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
* OTHER DEALINGS IN THE SOFTWARE. |
* |
* Authors: Dave Airlie |
* Alex Deucher |
*/ |
#include <drmP.h> |
#include <drm_crtc_helper.h> |
#include "radeon_drm.h" |
#include "radeon_fixed.h" |
#include "radeon.h" |
#include "atom.h" |
#include "atom-bits.h" |
|
static void atombios_lock_crtc(struct drm_crtc *crtc, int lock) |
{ |
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
int index = |
GetIndexIntoMasterTable(COMMAND, UpdateCRTC_DoubleBufferRegisters); |
ENABLE_CRTC_PS_ALLOCATION args; |
|
memset(&args, 0, sizeof(args)); |
|
args.ucCRTC = radeon_crtc->crtc_id; |
args.ucEnable = lock; |
|
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); |
} |
|
static void atombios_enable_crtc(struct drm_crtc *crtc, int state) |
{ |
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
int index = GetIndexIntoMasterTable(COMMAND, EnableCRTC); |
ENABLE_CRTC_PS_ALLOCATION args; |
|
memset(&args, 0, sizeof(args)); |
|
args.ucCRTC = radeon_crtc->crtc_id; |
args.ucEnable = state; |
|
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); |
} |
|
static void atombios_enable_crtc_memreq(struct drm_crtc *crtc, int state) |
{ |
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
int index = GetIndexIntoMasterTable(COMMAND, EnableCRTCMemReq); |
ENABLE_CRTC_PS_ALLOCATION args; |
|
memset(&args, 0, sizeof(args)); |
|
args.ucCRTC = radeon_crtc->crtc_id; |
args.ucEnable = state; |
|
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); |
} |
|
static void atombios_blank_crtc(struct drm_crtc *crtc, int state) |
{ |
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
int index = GetIndexIntoMasterTable(COMMAND, BlankCRTC); |
BLANK_CRTC_PS_ALLOCATION args; |
|
memset(&args, 0, sizeof(args)); |
|
args.ucCRTC = radeon_crtc->crtc_id; |
args.ucBlanking = state; |
|
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); |
} |
|
void atombios_crtc_dpms(struct drm_crtc *crtc, int mode) |
{ |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
|
switch (mode) { |
case DRM_MODE_DPMS_ON: |
if (ASIC_IS_DCE3(rdev)) |
atombios_enable_crtc_memreq(crtc, 1); |
atombios_enable_crtc(crtc, 1); |
atombios_blank_crtc(crtc, 0); |
break; |
case DRM_MODE_DPMS_STANDBY: |
case DRM_MODE_DPMS_SUSPEND: |
case DRM_MODE_DPMS_OFF: |
atombios_blank_crtc(crtc, 1); |
atombios_enable_crtc(crtc, 0); |
if (ASIC_IS_DCE3(rdev)) |
atombios_enable_crtc_memreq(crtc, 0); |
break; |
} |
|
if (mode != DRM_MODE_DPMS_OFF) { |
radeon_crtc_load_lut(crtc); |
} |
} |
|
static void |
atombios_set_crtc_dtd_timing(struct drm_crtc *crtc, |
SET_CRTC_USING_DTD_TIMING_PARAMETERS * crtc_param) |
{ |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
SET_CRTC_USING_DTD_TIMING_PARAMETERS conv_param; |
int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming); |
|
conv_param.usH_Size = cpu_to_le16(crtc_param->usH_Size); |
conv_param.usH_Blanking_Time = |
cpu_to_le16(crtc_param->usH_Blanking_Time); |
conv_param.usV_Size = cpu_to_le16(crtc_param->usV_Size); |
conv_param.usV_Blanking_Time = |
cpu_to_le16(crtc_param->usV_Blanking_Time); |
conv_param.usH_SyncOffset = cpu_to_le16(crtc_param->usH_SyncOffset); |
conv_param.usH_SyncWidth = cpu_to_le16(crtc_param->usH_SyncWidth); |
conv_param.usV_SyncOffset = cpu_to_le16(crtc_param->usV_SyncOffset); |
conv_param.usV_SyncWidth = cpu_to_le16(crtc_param->usV_SyncWidth); |
conv_param.susModeMiscInfo.usAccess = |
cpu_to_le16(crtc_param->susModeMiscInfo.usAccess); |
conv_param.ucCRTC = crtc_param->ucCRTC; |
|
printk("executing set crtc dtd timing\n"); |
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&conv_param); |
} |
|
void atombios_crtc_set_timing(struct drm_crtc *crtc, |
SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION * |
crtc_param) |
{ |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION conv_param; |
int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_Timing); |
|
conv_param.usH_Total = cpu_to_le16(crtc_param->usH_Total); |
conv_param.usH_Disp = cpu_to_le16(crtc_param->usH_Disp); |
conv_param.usH_SyncStart = cpu_to_le16(crtc_param->usH_SyncStart); |
conv_param.usH_SyncWidth = cpu_to_le16(crtc_param->usH_SyncWidth); |
conv_param.usV_Total = cpu_to_le16(crtc_param->usV_Total); |
conv_param.usV_Disp = cpu_to_le16(crtc_param->usV_Disp); |
conv_param.usV_SyncStart = cpu_to_le16(crtc_param->usV_SyncStart); |
conv_param.usV_SyncWidth = cpu_to_le16(crtc_param->usV_SyncWidth); |
conv_param.susModeMiscInfo.usAccess = |
cpu_to_le16(crtc_param->susModeMiscInfo.usAccess); |
conv_param.ucCRTC = crtc_param->ucCRTC; |
conv_param.ucOverscanRight = crtc_param->ucOverscanRight; |
conv_param.ucOverscanLeft = crtc_param->ucOverscanLeft; |
conv_param.ucOverscanBottom = crtc_param->ucOverscanBottom; |
conv_param.ucOverscanTop = crtc_param->ucOverscanTop; |
conv_param.ucReserved = crtc_param->ucReserved; |
|
printk("executing set crtc timing\n"); |
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&conv_param); |
} |
|
void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode) |
{ |
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
struct drm_encoder *encoder = NULL; |
struct radeon_encoder *radeon_encoder = NULL; |
uint8_t frev, crev; |
int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock); |
SET_PIXEL_CLOCK_PS_ALLOCATION args; |
PIXEL_CLOCK_PARAMETERS *spc1_ptr; |
PIXEL_CLOCK_PARAMETERS_V2 *spc2_ptr; |
PIXEL_CLOCK_PARAMETERS_V3 *spc3_ptr; |
uint32_t sclock = mode->clock; |
uint32_t ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0; |
struct radeon_pll *pll; |
int pll_flags = 0; |
|
memset(&args, 0, sizeof(args)); |
|
if (ASIC_IS_AVIVO(rdev)) { |
uint32_t ss_cntl; |
|
if (ASIC_IS_DCE32(rdev) && mode->clock > 200000) /* range limits??? */ |
pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; |
else |
pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV; |
|
/* disable spread spectrum clocking for now -- thanks Hedy Lamarr */ |
if (radeon_crtc->crtc_id == 0) { |
ss_cntl = RREG32(AVIVO_P1PLL_INT_SS_CNTL); |
WREG32(AVIVO_P1PLL_INT_SS_CNTL, ss_cntl & ~1); |
} else { |
ss_cntl = RREG32(AVIVO_P2PLL_INT_SS_CNTL); |
WREG32(AVIVO_P2PLL_INT_SS_CNTL, ss_cntl & ~1); |
} |
} else { |
pll_flags |= RADEON_PLL_LEGACY; |
|
if (mode->clock > 200000) /* range limits??? */ |
pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; |
else |
pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV; |
|
} |
|
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { |
if (encoder->crtc == crtc) { |
if (!ASIC_IS_AVIVO(rdev)) { |
if (encoder->encoder_type != |
DRM_MODE_ENCODER_DAC) |
pll_flags |= RADEON_PLL_NO_ODD_POST_DIV; |
if (!ASIC_IS_AVIVO(rdev) |
&& (encoder->encoder_type == |
DRM_MODE_ENCODER_LVDS)) |
pll_flags |= RADEON_PLL_USE_REF_DIV; |
} |
radeon_encoder = to_radeon_encoder(encoder); |
} |
} |
|
if (radeon_crtc->crtc_id == 0) |
pll = &rdev->clock.p1pll; |
else |
pll = &rdev->clock.p2pll; |
|
radeon_compute_pll(pll, mode->clock, &sclock, &fb_div, &frac_fb_div, |
&ref_div, &post_div, pll_flags); |
|
atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, |
&crev); |
|
switch (frev) { |
case 1: |
switch (crev) { |
case 1: |
spc1_ptr = (PIXEL_CLOCK_PARAMETERS *) & args.sPCLKInput; |
spc1_ptr->usPixelClock = cpu_to_le16(sclock); |
spc1_ptr->usRefDiv = cpu_to_le16(ref_div); |
spc1_ptr->usFbDiv = cpu_to_le16(fb_div); |
spc1_ptr->ucFracFbDiv = frac_fb_div; |
spc1_ptr->ucPostDiv = post_div; |
spc1_ptr->ucPpll = |
radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1; |
spc1_ptr->ucCRTC = radeon_crtc->crtc_id; |
spc1_ptr->ucRefDivSrc = 1; |
break; |
case 2: |
spc2_ptr = |
(PIXEL_CLOCK_PARAMETERS_V2 *) & args.sPCLKInput; |
spc2_ptr->usPixelClock = cpu_to_le16(sclock); |
spc2_ptr->usRefDiv = cpu_to_le16(ref_div); |
spc2_ptr->usFbDiv = cpu_to_le16(fb_div); |
spc2_ptr->ucFracFbDiv = frac_fb_div; |
spc2_ptr->ucPostDiv = post_div; |
spc2_ptr->ucPpll = |
radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1; |
spc2_ptr->ucCRTC = radeon_crtc->crtc_id; |
spc2_ptr->ucRefDivSrc = 1; |
break; |
case 3: |
if (!encoder) |
return; |
spc3_ptr = |
(PIXEL_CLOCK_PARAMETERS_V3 *) & args.sPCLKInput; |
spc3_ptr->usPixelClock = cpu_to_le16(sclock); |
spc3_ptr->usRefDiv = cpu_to_le16(ref_div); |
spc3_ptr->usFbDiv = cpu_to_le16(fb_div); |
spc3_ptr->ucFracFbDiv = frac_fb_div; |
spc3_ptr->ucPostDiv = post_div; |
spc3_ptr->ucPpll = |
radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1; |
spc3_ptr->ucMiscInfo = (radeon_crtc->crtc_id << 2); |
spc3_ptr->ucTransmitterId = radeon_encoder->encoder_id; |
spc3_ptr->ucEncoderMode = |
atombios_get_encoder_mode(encoder); |
break; |
default: |
DRM_ERROR("Unknown table version %d %d\n", frev, crev); |
return; |
} |
break; |
default: |
DRM_ERROR("Unknown table version %d %d\n", frev, crev); |
return; |
} |
|
printk("executing set pll\n"); |
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); |
} |
|
|
int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y, |
struct drm_framebuffer *old_fb) |
{ |
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
struct radeon_framebuffer *radeon_fb; |
struct drm_gem_object *obj; |
struct drm_radeon_gem_object *obj_priv; |
uint64_t fb_location; |
uint32_t fb_format, fb_pitch_pixels; |
|
if (!crtc->fb) |
return -EINVAL; |
|
radeon_fb = to_radeon_framebuffer(crtc->fb); |
|
obj = radeon_fb->obj; |
obj_priv = obj->driver_private; |
|
// if (radeon_gem_object_pin(obj, RADEON_GEM_DOMAIN_VRAM, &fb_location)) { |
// return -EINVAL; |
// } |
|
switch (crtc->fb->bits_per_pixel) { |
case 15: |
fb_format = |
AVIVO_D1GRPH_CONTROL_DEPTH_16BPP | |
AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555; |
break; |
case 16: |
fb_format = |
AVIVO_D1GRPH_CONTROL_DEPTH_16BPP | |
AVIVO_D1GRPH_CONTROL_16BPP_RGB565; |
break; |
case 24: |
case 32: |
fb_format = |
AVIVO_D1GRPH_CONTROL_DEPTH_32BPP | |
AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888; |
break; |
default: |
DRM_ERROR("Unsupported screen depth %d\n", |
crtc->fb->bits_per_pixel); |
return -EINVAL; |
} |
|
/* TODO tiling */ |
if (radeon_crtc->crtc_id == 0) |
WREG32(AVIVO_D1VGA_CONTROL, 0); |
else |
WREG32(AVIVO_D2VGA_CONTROL, 0); |
WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset, |
(u32) fb_location); |
WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS + |
radeon_crtc->crtc_offset, (u32) fb_location); |
WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format); |
|
WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0); |
WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0); |
WREG32(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, 0); |
WREG32(AVIVO_D1GRPH_Y_START + radeon_crtc->crtc_offset, 0); |
WREG32(AVIVO_D1GRPH_X_END + radeon_crtc->crtc_offset, crtc->fb->width); |
WREG32(AVIVO_D1GRPH_Y_END + radeon_crtc->crtc_offset, crtc->fb->height); |
|
fb_pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8); |
WREG32(AVIVO_D1GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels); |
WREG32(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 1); |
|
WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT + radeon_crtc->crtc_offset, |
crtc->mode.vdisplay); |
x &= ~3; |
y &= ~1; |
WREG32(AVIVO_D1MODE_VIEWPORT_START + radeon_crtc->crtc_offset, |
(x << 16) | y); |
WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset, |
(crtc->mode.hdisplay << 16) | crtc->mode.vdisplay); |
|
if (crtc->mode.flags & DRM_MODE_FLAG_INTERLACE) |
WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, |
AVIVO_D1MODE_INTERLEAVE_EN); |
else |
WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, 0); |
|
if (old_fb && old_fb != crtc->fb) { |
radeon_fb = to_radeon_framebuffer(old_fb); |
// radeon_gem_object_unpin(radeon_fb->obj); |
} |
return 0; |
} |
|
|
int atombios_crtc_mode_set(struct drm_crtc *crtc, |
struct drm_display_mode *mode, |
struct drm_display_mode *adjusted_mode, |
int x, int y, struct drm_framebuffer *old_fb) |
{ |
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); |
struct drm_device *dev = crtc->dev; |
struct radeon_device *rdev = dev->dev_private; |
struct drm_encoder *encoder; |
SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION crtc_timing; |
|
/* TODO color tiling */ |
memset(&crtc_timing, 0, sizeof(crtc_timing)); |
|
/* TODO tv */ |
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { |
|
} |
|
crtc_timing.ucCRTC = radeon_crtc->crtc_id; |
crtc_timing.usH_Total = adjusted_mode->crtc_htotal; |
crtc_timing.usH_Disp = adjusted_mode->crtc_hdisplay; |
crtc_timing.usH_SyncStart = adjusted_mode->crtc_hsync_start; |
crtc_timing.usH_SyncWidth = |
adjusted_mode->crtc_hsync_end - adjusted_mode->crtc_hsync_start; |
|
crtc_timing.usV_Total = adjusted_mode->crtc_vtotal; |
crtc_timing.usV_Disp = adjusted_mode->crtc_vdisplay; |
crtc_timing.usV_SyncStart = adjusted_mode->crtc_vsync_start; |
crtc_timing.usV_SyncWidth = |
adjusted_mode->crtc_vsync_end - adjusted_mode->crtc_vsync_start; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC) |
crtc_timing.susModeMiscInfo.usAccess |= ATOM_VSYNC_POLARITY; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC) |
crtc_timing.susModeMiscInfo.usAccess |= ATOM_HSYNC_POLARITY; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC) |
crtc_timing.susModeMiscInfo.usAccess |= ATOM_COMPOSITESYNC; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) |
crtc_timing.susModeMiscInfo.usAccess |= ATOM_INTERLACE; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) |
crtc_timing.susModeMiscInfo.usAccess |= ATOM_DOUBLE_CLOCK_MODE; |
|
atombios_crtc_set_pll(crtc, adjusted_mode); |
atombios_crtc_set_timing(crtc, &crtc_timing); |
|
if (ASIC_IS_AVIVO(rdev)) |
atombios_crtc_set_base(crtc, x, y, old_fb); |
else { |
if (radeon_crtc->crtc_id == 0) { |
SET_CRTC_USING_DTD_TIMING_PARAMETERS crtc_dtd_timing; |
memset(&crtc_dtd_timing, 0, sizeof(crtc_dtd_timing)); |
|
/* setup FP shadow regs on R4xx */ |
crtc_dtd_timing.ucCRTC = radeon_crtc->crtc_id; |
crtc_dtd_timing.usH_Size = adjusted_mode->crtc_hdisplay; |
crtc_dtd_timing.usV_Size = adjusted_mode->crtc_vdisplay; |
crtc_dtd_timing.usH_Blanking_Time = |
adjusted_mode->crtc_hblank_end - |
adjusted_mode->crtc_hdisplay; |
crtc_dtd_timing.usV_Blanking_Time = |
adjusted_mode->crtc_vblank_end - |
adjusted_mode->crtc_vdisplay; |
crtc_dtd_timing.usH_SyncOffset = |
adjusted_mode->crtc_hsync_start - |
adjusted_mode->crtc_hdisplay; |
crtc_dtd_timing.usV_SyncOffset = |
adjusted_mode->crtc_vsync_start - |
adjusted_mode->crtc_vdisplay; |
crtc_dtd_timing.usH_SyncWidth = |
adjusted_mode->crtc_hsync_end - |
adjusted_mode->crtc_hsync_start; |
crtc_dtd_timing.usV_SyncWidth = |
adjusted_mode->crtc_vsync_end - |
adjusted_mode->crtc_vsync_start; |
/* crtc_dtd_timing.ucH_Border = adjusted_mode->crtc_hborder; */ |
/* crtc_dtd_timing.ucV_Border = adjusted_mode->crtc_vborder; */ |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC) |
crtc_dtd_timing.susModeMiscInfo.usAccess |= |
ATOM_VSYNC_POLARITY; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC) |
crtc_dtd_timing.susModeMiscInfo.usAccess |= |
ATOM_HSYNC_POLARITY; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC) |
crtc_dtd_timing.susModeMiscInfo.usAccess |= |
ATOM_COMPOSITESYNC; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) |
crtc_dtd_timing.susModeMiscInfo.usAccess |= |
ATOM_INTERLACE; |
|
if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) |
crtc_dtd_timing.susModeMiscInfo.usAccess |= |
ATOM_DOUBLE_CLOCK_MODE; |
|
atombios_set_crtc_dtd_timing(crtc, &crtc_dtd_timing); |
} |
radeon_crtc_set_base(crtc, x, y, old_fb); |
radeon_legacy_atom_set_surface(crtc); |
} |
return 0; |
} |
|
static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc, |
struct drm_display_mode *mode, |
struct drm_display_mode *adjusted_mode) |
{ |
return true; |
} |
|
static void atombios_crtc_prepare(struct drm_crtc *crtc) |
{ |
atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF); |
atombios_lock_crtc(crtc, 1); |
} |
|
static void atombios_crtc_commit(struct drm_crtc *crtc) |
{ |
atombios_crtc_dpms(crtc, DRM_MODE_DPMS_ON); |
atombios_lock_crtc(crtc, 0); |
} |
|
static const struct drm_crtc_helper_funcs atombios_helper_funcs = { |
.dpms = atombios_crtc_dpms, |
.mode_fixup = atombios_crtc_mode_fixup, |
.mode_set = atombios_crtc_mode_set, |
.mode_set_base = atombios_crtc_set_base, |
.prepare = atombios_crtc_prepare, |
.commit = atombios_crtc_commit, |
}; |
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void radeon_atombios_init_crtc(struct drm_device *dev, |
struct radeon_crtc *radeon_crtc) |
{ |
if (radeon_crtc->crtc_id == 1) |
radeon_crtc->crtc_offset = |
AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL; |
drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs); |
} |
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void radeon_init_disp_bw_avivo(struct drm_device *dev, |
struct drm_display_mode *mode1, |
uint32_t pixel_bytes1, |
struct drm_display_mode *mode2, |
uint32_t pixel_bytes2) |
{ |
struct radeon_device *rdev = dev->dev_private; |
fixed20_12 min_mem_eff; |
fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff; |
fixed20_12 sclk_ff, mclk_ff; |
uint32_t dc_lb_memory_split, temp; |
|
min_mem_eff.full = rfixed_const_8(0); |
if (rdev->disp_priority == 2) { |
uint32_t mc_init_misc_lat_timer = 0; |
if (rdev->family == CHIP_RV515) |
mc_init_misc_lat_timer = |
RREG32_MC(RV515_MC_INIT_MISC_LAT_TIMER); |
else if (rdev->family == CHIP_RS690) |
mc_init_misc_lat_timer = |
RREG32_MC(RS690_MC_INIT_MISC_LAT_TIMER); |
|
mc_init_misc_lat_timer &= |
~(R300_MC_DISP1R_INIT_LAT_MASK << |
R300_MC_DISP1R_INIT_LAT_SHIFT); |
mc_init_misc_lat_timer &= |
~(R300_MC_DISP0R_INIT_LAT_MASK << |
R300_MC_DISP0R_INIT_LAT_SHIFT); |
|
if (mode2) |
mc_init_misc_lat_timer |= |
(1 << R300_MC_DISP1R_INIT_LAT_SHIFT); |
if (mode1) |
mc_init_misc_lat_timer |= |
(1 << R300_MC_DISP0R_INIT_LAT_SHIFT); |
|
if (rdev->family == CHIP_RV515) |
WREG32_MC(RV515_MC_INIT_MISC_LAT_TIMER, |
mc_init_misc_lat_timer); |
else if (rdev->family == CHIP_RS690) |
WREG32_MC(RS690_MC_INIT_MISC_LAT_TIMER, |
mc_init_misc_lat_timer); |
} |
|
/* |
* determine is there is enough bw for current mode |
*/ |
temp_ff.full = rfixed_const(100); |
mclk_ff.full = rfixed_const(rdev->clock.default_mclk); |
mclk_ff.full = rfixed_div(mclk_ff, temp_ff); |
sclk_ff.full = rfixed_const(rdev->clock.default_sclk); |
sclk_ff.full = rfixed_div(sclk_ff, temp_ff); |
|
temp = (rdev->mc.vram_width / 8) * (rdev->mc.vram_is_ddr ? 2 : 1); |
temp_ff.full = rfixed_const(temp); |
mem_bw.full = rfixed_mul(mclk_ff, temp_ff); |
mem_bw.full = rfixed_mul(mem_bw, min_mem_eff); |
|
pix_clk.full = 0; |
pix_clk2.full = 0; |
peak_disp_bw.full = 0; |
if (mode1) { |
temp_ff.full = rfixed_const(1000); |
pix_clk.full = rfixed_const(mode1->clock); /* convert to fixed point */ |
pix_clk.full = rfixed_div(pix_clk, temp_ff); |
temp_ff.full = rfixed_const(pixel_bytes1); |
peak_disp_bw.full += rfixed_mul(pix_clk, temp_ff); |
} |
if (mode2) { |
temp_ff.full = rfixed_const(1000); |
pix_clk2.full = rfixed_const(mode2->clock); /* convert to fixed point */ |
pix_clk2.full = rfixed_div(pix_clk2, temp_ff); |
temp_ff.full = rfixed_const(pixel_bytes2); |
peak_disp_bw.full += rfixed_mul(pix_clk2, temp_ff); |
} |
|
if (peak_disp_bw.full >= mem_bw.full) { |
DRM_ERROR |
("You may not have enough display bandwidth for current mode\n" |
"If you have flickering problem, try to lower resolution, refresh rate, or color depth\n"); |
printk("peak disp bw %d, mem_bw %d\n", |
rfixed_trunc(peak_disp_bw), rfixed_trunc(mem_bw)); |
} |
|
/* |
* Line Buffer Setup |
* There is a single line buffer shared by both display controllers. |
* DC_LB_MEMORY_SPLIT controls how that line buffer is shared between the display |
* controllers. The paritioning can either be done manually or via one of four |
* preset allocations specified in bits 1:0: |
* 0 - line buffer is divided in half and shared between each display controller |
* 1 - D1 gets 3/4 of the line buffer, D2 gets 1/4 |
* 2 - D1 gets the whole buffer |
* 3 - D1 gets 1/4 of the line buffer, D2 gets 3/4 |
* Setting bit 2 of DC_LB_MEMORY_SPLIT controls switches to manual allocation mode. |
* In manual allocation mode, D1 always starts at 0, D1 end/2 is specified in bits |
* 14:4; D2 allocation follows D1. |
*/ |
|
/* is auto or manual better ? */ |
dc_lb_memory_split = |
RREG32(AVIVO_DC_LB_MEMORY_SPLIT) & ~AVIVO_DC_LB_MEMORY_SPLIT_MASK; |
dc_lb_memory_split &= ~AVIVO_DC_LB_MEMORY_SPLIT_SHIFT_MODE; |
#if 1 |
/* auto */ |
if (mode1 && mode2) { |
if (mode1->hdisplay > mode2->hdisplay) { |
if (mode1->hdisplay > 2560) |
dc_lb_memory_split |= |
AVIVO_DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q; |
else |
dc_lb_memory_split |= |
AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF; |
} else if (mode2->hdisplay > mode1->hdisplay) { |
if (mode2->hdisplay > 2560) |
dc_lb_memory_split |= |
AVIVO_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q; |
else |
dc_lb_memory_split |= |
AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF; |
} else |
dc_lb_memory_split |= |
AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF; |
} else if (mode1) { |
dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_D1_ONLY; |
} else if (mode2) { |
dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q; |
} |
#else |
/* manual */ |
dc_lb_memory_split |= AVIVO_DC_LB_MEMORY_SPLIT_SHIFT_MODE; |
dc_lb_memory_split &= |
~(AVIVO_DC_LB_DISP1_END_ADR_MASK << |
AVIVO_DC_LB_DISP1_END_ADR_SHIFT); |
if (mode1) { |
dc_lb_memory_split |= |
((((mode1->hdisplay / 2) + 64) & AVIVO_DC_LB_DISP1_END_ADR_MASK) |
<< AVIVO_DC_LB_DISP1_END_ADR_SHIFT); |
} else if (mode2) { |
dc_lb_memory_split |= (0 << AVIVO_DC_LB_DISP1_END_ADR_SHIFT); |
} |
#endif |
WREG32(AVIVO_DC_LB_MEMORY_SPLIT, dc_lb_memory_split); |
} |