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Regard whitespace Rev 3242 → Rev 3243

/drivers/video/drm/i915/intel_lvds.c
40,28 → 40,30
//#include <linux/acpi.h>
 
/* Private structure for the integrated LVDS support */
struct intel_lvds {
struct intel_lvds_connector {
struct intel_connector base;
 
// struct notifier_block lid_notifier;
};
 
struct intel_lvds_encoder {
struct intel_encoder base;
 
struct edid *edid;
 
int fitting_mode;
u32 pfit_control;
u32 pfit_pgm_ratios;
bool pfit_dirty;
 
struct drm_display_mode *fixed_mode;
struct intel_lvds_connector *attached_connector;
};
 
static struct intel_lvds *to_intel_lvds(struct drm_encoder *encoder)
static struct intel_lvds_encoder *to_lvds_encoder(struct drm_encoder *encoder)
{
return container_of(encoder, struct intel_lvds, base.base);
return container_of(encoder, struct intel_lvds_encoder, base.base);
}
 
static struct intel_lvds *intel_attached_lvds(struct drm_connector *connector)
static struct intel_lvds_connector *to_lvds_connector(struct drm_connector *connector)
{
return container_of(intel_attached_encoder(connector),
struct intel_lvds, base);
return container_of(connector, struct intel_lvds_connector, base.base);
}
 
static bool intel_lvds_get_hw_state(struct intel_encoder *encoder,
96,7 → 98,7
static void intel_enable_lvds(struct intel_encoder *encoder)
{
struct drm_device *dev = encoder->base.dev;
struct intel_lvds *intel_lvds = to_intel_lvds(&encoder->base);
struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
struct drm_i915_private *dev_priv = dev->dev_private;
u32 ctl_reg, lvds_reg, stat_reg;
113,7 → 115,7
 
I915_WRITE(lvds_reg, I915_READ(lvds_reg) | LVDS_PORT_EN);
 
if (intel_lvds->pfit_dirty) {
if (lvds_encoder->pfit_dirty) {
/*
* Enable automatic panel scaling so that non-native modes
* fill the screen. The panel fitter should only be
121,12 → 123,12
* register description and PRM.
*/
DRM_DEBUG_KMS("applying panel-fitter: %x, %x\n",
intel_lvds->pfit_control,
intel_lvds->pfit_pgm_ratios);
lvds_encoder->pfit_control,
lvds_encoder->pfit_pgm_ratios);
 
I915_WRITE(PFIT_PGM_RATIOS, intel_lvds->pfit_pgm_ratios);
I915_WRITE(PFIT_CONTROL, intel_lvds->pfit_control);
intel_lvds->pfit_dirty = false;
I915_WRITE(PFIT_PGM_RATIOS, lvds_encoder->pfit_pgm_ratios);
I915_WRITE(PFIT_CONTROL, lvds_encoder->pfit_control);
lvds_encoder->pfit_dirty = false;
}
 
I915_WRITE(ctl_reg, I915_READ(ctl_reg) | POWER_TARGET_ON);
140,7 → 142,7
static void intel_disable_lvds(struct intel_encoder *encoder)
{
struct drm_device *dev = encoder->base.dev;
struct intel_lvds *intel_lvds = to_intel_lvds(&encoder->base);
struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
struct drm_i915_private *dev_priv = dev->dev_private;
u32 ctl_reg, lvds_reg, stat_reg;
 
160,9 → 162,9
if (wait_for((I915_READ(stat_reg) & PP_ON) == 0, 1000))
DRM_ERROR("timed out waiting for panel to power off\n");
 
if (intel_lvds->pfit_control) {
if (lvds_encoder->pfit_control) {
I915_WRITE(PFIT_CONTROL, 0);
intel_lvds->pfit_dirty = true;
lvds_encoder->pfit_dirty = true;
}
 
I915_WRITE(lvds_reg, I915_READ(lvds_reg) & ~LVDS_PORT_EN);
172,8 → 174,8
static int intel_lvds_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct intel_lvds *intel_lvds = intel_attached_lvds(connector);
struct drm_display_mode *fixed_mode = intel_lvds->fixed_mode;
struct intel_connector *intel_connector = to_intel_connector(connector);
struct drm_display_mode *fixed_mode = intel_connector->panel.fixed_mode;
 
if (mode->hdisplay > fixed_mode->hdisplay)
return MODE_PANEL;
249,8 → 251,10
{
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_lvds *intel_lvds = to_intel_lvds(encoder);
struct intel_crtc *intel_crtc = intel_lvds->base.new_crtc;
struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(encoder);
struct intel_connector *intel_connector =
&lvds_encoder->attached_connector->base;
struct intel_crtc *intel_crtc = lvds_encoder->base.new_crtc;
u32 pfit_control = 0, pfit_pgm_ratios = 0, border = 0;
int pipe;
 
260,7 → 264,7
return false;
}
 
if (intel_encoder_check_is_cloned(&intel_lvds->base))
if (intel_encoder_check_is_cloned(&lvds_encoder->base))
return false;
 
/*
269,10 → 273,12
* with the panel scaling set up to source from the H/VDisplay
* of the original mode.
*/
intel_fixed_panel_mode(intel_lvds->fixed_mode, adjusted_mode);
intel_fixed_panel_mode(intel_connector->panel.fixed_mode,
adjusted_mode);
 
if (HAS_PCH_SPLIT(dev)) {
intel_pch_panel_fitting(dev, intel_lvds->fitting_mode,
intel_pch_panel_fitting(dev,
intel_connector->panel.fitting_mode,
mode, adjusted_mode);
return true;
}
298,7 → 304,7
 
drm_mode_set_crtcinfo(adjusted_mode, 0);
 
switch (intel_lvds->fitting_mode) {
switch (intel_connector->panel.fitting_mode) {
case DRM_MODE_SCALE_CENTER:
/*
* For centered modes, we have to calculate border widths &
396,11 → 402,11
if (INTEL_INFO(dev)->gen < 4 && dev_priv->lvds_dither)
pfit_control |= PANEL_8TO6_DITHER_ENABLE;
 
if (pfit_control != intel_lvds->pfit_control ||
pfit_pgm_ratios != intel_lvds->pfit_pgm_ratios) {
intel_lvds->pfit_control = pfit_control;
intel_lvds->pfit_pgm_ratios = pfit_pgm_ratios;
intel_lvds->pfit_dirty = true;
if (pfit_control != lvds_encoder->pfit_control ||
pfit_pgm_ratios != lvds_encoder->pfit_pgm_ratios) {
lvds_encoder->pfit_control = pfit_control;
lvds_encoder->pfit_pgm_ratios = pfit_pgm_ratios;
lvds_encoder->pfit_dirty = true;
}
dev_priv->lvds_border_bits = border;
 
449,14 → 455,15
*/
static int intel_lvds_get_modes(struct drm_connector *connector)
{
struct intel_lvds *intel_lvds = intel_attached_lvds(connector);
struct intel_lvds_connector *lvds_connector = to_lvds_connector(connector);
struct drm_device *dev = connector->dev;
struct drm_display_mode *mode;
 
if (intel_lvds->edid)
return drm_add_edid_modes(connector, intel_lvds->edid);
/* use cached edid if we have one */
if (!IS_ERR_OR_NULL(lvds_connector->base.edid))
return drm_add_edid_modes(connector, lvds_connector->base.edid);
 
mode = drm_mode_duplicate(dev, intel_lvds->fixed_mode);
mode = drm_mode_duplicate(dev, lvds_connector->base.panel.fixed_mode);
if (mode == NULL)
return 0;
 
497,10 → 504,11
static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
void *unused)
{
struct drm_i915_private *dev_priv =
container_of(nb, struct drm_i915_private, lid_notifier);
struct drm_device *dev = dev_priv->dev;
struct drm_connector *connector = dev_priv->int_lvds_connector;
struct intel_lvds_connector *lvds_connector =
container_of(nb, struct intel_lvds_connector, lid_notifier);
struct drm_connector *connector = &lvds_connector->base.base;
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
 
if (dev->switch_power_state != DRM_SWITCH_POWER_ON)
return NOTIFY_OK;
509,9 → 517,7
* check and update the status of LVDS connector after receiving
* the LID nofication event.
*/
if (connector)
connector->status = connector->funcs->detect(connector,
false);
connector->status = connector->funcs->detect(connector, false);
 
/* Don't force modeset on machines where it causes a GPU lockup */
if (dmi_check_system(intel_no_modeset_on_lid))
527,7 → 533,7
dev_priv->modeset_on_lid = 0;
 
mutex_lock(&dev->mode_config.mutex);
intel_modeset_check_state(dev);
intel_modeset_setup_hw_state(dev, true);
mutex_unlock(&dev->mode_config.mutex);
 
return NOTIFY_OK;
543,13 → 549,16
*/
static void intel_lvds_destroy(struct drm_connector *connector)
{
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_lvds_connector *lvds_connector =
to_lvds_connector(connector);
 
intel_panel_destroy_backlight(dev);
 
// if (dev_priv->lid_notifier.notifier_call)
// acpi_lid_notifier_unregister(&dev_priv->lid_notifier);
if (!IS_ERR_OR_NULL(lvds_connector->base.edid))
kfree(lvds_connector->base.edid);
 
intel_panel_destroy_backlight(connector->dev);
intel_panel_fini(&lvds_connector->base.panel);
 
drm_sysfs_connector_remove(connector);
drm_connector_cleanup(connector);
kfree(connector);
559,11 → 568,11
struct drm_property *property,
uint64_t value)
{
struct intel_lvds *intel_lvds = intel_attached_lvds(connector);
struct intel_connector *intel_connector = to_intel_connector(connector);
struct drm_device *dev = connector->dev;
 
if (property == dev->mode_config.scaling_mode_property) {
struct drm_crtc *crtc = intel_lvds->base.base.crtc;
struct drm_crtc *crtc;
 
if (value == DRM_MODE_SCALE_NONE) {
DRM_DEBUG_KMS("no scaling not supported\n");
570,11 → 579,13
return -EINVAL;
}
 
if (intel_lvds->fitting_mode == value) {
if (intel_connector->panel.fitting_mode == value) {
/* the LVDS scaling property is not changed */
return 0;
}
intel_lvds->fitting_mode = value;
intel_connector->panel.fitting_mode = value;
 
crtc = intel_attached_encoder(connector)->base.crtc;
if (crtc && crtc->enabled) {
/*
* If the CRTC is enabled, the display will be changed
765,14 → 776,6
},
{
.callback = intel_no_lvds_dmi_callback,
.ident = "ZOTAC ZBOXSD-ID12/ID13",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ZOTAC"),
DMI_MATCH(DMI_BOARD_NAME, "ZBOXSD-ID12/ID13"),
},
},
{
.callback = intel_no_lvds_dmi_callback,
.ident = "Gigabyte GA-D525TUD",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co., Ltd."),
914,12 → 917,15
bool intel_lvds_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_lvds *intel_lvds;
struct intel_lvds_encoder *lvds_encoder;
struct intel_encoder *intel_encoder;
struct intel_lvds_connector *lvds_connector;
struct intel_connector *intel_connector;
struct drm_connector *connector;
struct drm_encoder *encoder;
struct drm_display_mode *scan; /* *modes, *bios_mode; */
struct drm_display_mode *fixed_mode = NULL;
struct edid *edid;
struct drm_crtc *crtc;
u32 lvds;
int pipe;
947,23 → 953,25
}
}
 
intel_lvds = kzalloc(sizeof(struct intel_lvds), GFP_KERNEL);
if (!intel_lvds) {
lvds_encoder = kzalloc(sizeof(struct intel_lvds_encoder), GFP_KERNEL);
if (!lvds_encoder)
return false;
}
 
intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
if (!intel_connector) {
kfree(intel_lvds);
lvds_connector = kzalloc(sizeof(struct intel_lvds_connector), GFP_KERNEL);
if (!lvds_connector) {
kfree(lvds_encoder);
return false;
}
 
lvds_encoder->attached_connector = lvds_connector;
 
if (!HAS_PCH_SPLIT(dev)) {
intel_lvds->pfit_control = I915_READ(PFIT_CONTROL);
lvds_encoder->pfit_control = I915_READ(PFIT_CONTROL);
}
 
intel_encoder = &intel_lvds->base;
intel_encoder = &lvds_encoder->base;
encoder = &intel_encoder->base;
intel_connector = &lvds_connector->base;
connector = &intel_connector->base;
drm_connector_init(dev, &intel_connector->base, &intel_lvds_connector_funcs,
DRM_MODE_CONNECTOR_LVDS);
995,14 → 1003,10
 
/* create the scaling mode property */
drm_mode_create_scaling_mode_property(dev);
/*
* the initial panel fitting mode will be FULL_SCREEN.
*/
 
drm_connector_attach_property(&intel_connector->base,
drm_object_attach_property(&connector->base,
dev->mode_config.scaling_mode_property,
DRM_MODE_SCALE_ASPECT);
intel_lvds->fitting_mode = DRM_MODE_SCALE_ASPECT;
intel_connector->panel.fitting_mode = DRM_MODE_SCALE_ASPECT;
/*
* LVDS discovery:
* 1) check for EDID on DDC
1017,20 → 1021,21
* Attempt to get the fixed panel mode from DDC. Assume that the
* preferred mode is the right one.
*/
intel_lvds->edid = drm_get_edid(connector,
intel_gmbus_get_adapter(dev_priv,
pin));
if (intel_lvds->edid) {
if (drm_add_edid_modes(connector,
intel_lvds->edid)) {
edid = drm_get_edid(connector, intel_gmbus_get_adapter(dev_priv, pin));
if (edid) {
if (drm_add_edid_modes(connector, edid)) {
drm_mode_connector_update_edid_property(connector,
intel_lvds->edid);
edid);
} else {
kfree(intel_lvds->edid);
intel_lvds->edid = NULL;
kfree(edid);
edid = ERR_PTR(-EINVAL);
}
} else {
edid = ERR_PTR(-ENOENT);
}
if (!intel_lvds->edid) {
lvds_connector->base.edid = edid;
 
if (IS_ERR_OR_NULL(edid)) {
/* Didn't get an EDID, so
* Set wide sync ranges so we get all modes
* handed to valid_mode for checking
1043,22 → 1048,26
 
list_for_each_entry(scan, &connector->probed_modes, head) {
if (scan->type & DRM_MODE_TYPE_PREFERRED) {
intel_lvds->fixed_mode =
drm_mode_duplicate(dev, scan);
intel_find_lvds_downclock(dev,
intel_lvds->fixed_mode,
DRM_DEBUG_KMS("using preferred mode from EDID: ");
drm_mode_debug_printmodeline(scan);
 
fixed_mode = drm_mode_duplicate(dev, scan);
if (fixed_mode) {
intel_find_lvds_downclock(dev, fixed_mode,
connector);
goto out;
}
}
}
 
/* Failed to get EDID, what about VBT? */
if (dev_priv->lfp_lvds_vbt_mode) {
intel_lvds->fixed_mode =
drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode);
if (intel_lvds->fixed_mode) {
intel_lvds->fixed_mode->type |=
DRM_MODE_TYPE_PREFERRED;
DRM_DEBUG_KMS("using mode from VBT: ");
drm_mode_debug_printmodeline(dev_priv->lfp_lvds_vbt_mode);
 
fixed_mode = drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode);
if (fixed_mode) {
fixed_mode->type |= DRM_MODE_TYPE_PREFERRED;
goto out;
}
}
1078,16 → 1087,17
crtc = intel_get_crtc_for_pipe(dev, pipe);
 
if (crtc && (lvds & LVDS_PORT_EN)) {
intel_lvds->fixed_mode = intel_crtc_mode_get(dev, crtc);
if (intel_lvds->fixed_mode) {
intel_lvds->fixed_mode->type |=
DRM_MODE_TYPE_PREFERRED;
fixed_mode = intel_crtc_mode_get(dev, crtc);
if (fixed_mode) {
DRM_DEBUG_KMS("using current (BIOS) mode: ");
drm_mode_debug_printmodeline(fixed_mode);
fixed_mode->type |= DRM_MODE_TYPE_PREFERRED;
goto out;
}
}
 
/* If we still don't have a mode after all that, give up. */
if (!intel_lvds->fixed_mode)
if (!fixed_mode)
goto failed;
 
out:
1107,11 → 1117,10
// DRM_DEBUG_KMS("lid notifier registration failed\n");
// dev_priv->lid_notifier.notifier_call = NULL;
// }
/* keep the LVDS connector */
dev_priv->int_lvds_connector = connector;
drm_sysfs_connector_add(connector);
 
intel_panel_setup_backlight(dev);
intel_panel_init(&intel_connector->panel, fixed_mode);
intel_panel_setup_backlight(connector);
 
return true;
 
1119,7 → 1128,9
DRM_DEBUG_KMS("No LVDS modes found, disabling.\n");
drm_connector_cleanup(connector);
drm_encoder_cleanup(encoder);
kfree(intel_lvds);
kfree(intel_connector);
if (fixed_mode)
drm_mode_destroy(dev, fixed_mode);
kfree(lvds_encoder);
kfree(lvds_connector);
return false;
}