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Merge branch 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel into drm-fixes

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* 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel:
  drm/i915: enable dip before writing data on gen4
  fixing dmi match for hp t5745 and hp st5747 thin client
  drm/i915: Only enable IPS polling for gen5
  drm/i915: Do not read non-existent DPLL registers on PCH hardware
This commit is contained in:
Dave Airlie 2012-05-03 17:27:02 +01:00
commit b6bb962589
5 changed files with 21 additions and 12 deletions
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3
drivers/gpu/drm/i915/i915_debugfs.c
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@ -1224,6 +1224,9 @@ static int i915_emon_status(struct seq_file *m, void *unused)
unsigned long temp, chipset, gfx;
int ret;
if (!IS_GEN5(dev))
return -ENODEV;
ret = mutex_lock_interruptible(&dev->struct_mutex);
if (ret)
return ret;

15
drivers/gpu/drm/i915/i915_dma.c
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@ -1701,6 +1701,9 @@ void i915_update_gfx_val(struct drm_i915_private *dev_priv)
unsigned long diffms;
u32 count;
if (dev_priv->info->gen != 5)
return;
getrawmonotonic(&now);
diff1 = timespec_sub(now, dev_priv->last_time2);
@ -2121,12 +2124,14 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
setup_timer(&dev_priv->hangcheck_timer, i915_hangcheck_elapsed,
(unsigned long) dev);
spin_lock(&mchdev_lock);
i915_mch_dev = dev_priv;
dev_priv->mchdev_lock = &mchdev_lock;
spin_unlock(&mchdev_lock);
if (IS_GEN5(dev)) {
spin_lock(&mchdev_lock);
i915_mch_dev = dev_priv;
dev_priv->mchdev_lock = &mchdev_lock;
spin_unlock(&mchdev_lock);
ips_ping_for_i915_load();
ips_ping_for_i915_load();
}
return 0;

9
drivers/gpu/drm/i915/intel_display.c
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@ -7072,9 +7072,6 @@ static void intel_decrease_pllclock(struct drm_crtc *crtc)
struct drm_device *dev = crtc->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int pipe = intel_crtc->pipe;
int dpll_reg = DPLL(pipe);
int dpll = I915_READ(dpll_reg);
if (HAS_PCH_SPLIT(dev))
return;
@ -7087,10 +7084,15 @@ static void intel_decrease_pllclock(struct drm_crtc *crtc)
* the manual case.
*/
if (!HAS_PIPE_CXSR(dev) && intel_crtc->lowfreq_avail) {
int pipe = intel_crtc->pipe;
int dpll_reg = DPLL(pipe);
u32 dpll;
DRM_DEBUG_DRIVER("downclocking LVDS\n");
assert_panel_unlocked(dev_priv, pipe);
dpll = I915_READ(dpll_reg);
dpll |= DISPLAY_RATE_SELECT_FPA1;
I915_WRITE(dpll_reg, dpll);
intel_wait_for_vblank(dev, pipe);
@ -7098,7 +7100,6 @@ static void intel_decrease_pllclock(struct drm_crtc *crtc)
if (!(dpll & DISPLAY_RATE_SELECT_FPA1))
DRM_DEBUG_DRIVER("failed to downclock LVDS!\n");
}
}
/**

2
drivers/gpu/drm/i915/intel_hdmi.c
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@ -136,7 +136,7 @@ static void i9xx_write_infoframe(struct drm_encoder *encoder,
val &= ~VIDEO_DIP_SELECT_MASK;
I915_WRITE(VIDEO_DIP_CTL, val | port | flags);
I915_WRITE(VIDEO_DIP_CTL, VIDEO_DIP_ENABLE | val | port | flags);
for (i = 0; i < len; i += 4) {
I915_WRITE(VIDEO_DIP_DATA, *data);

4
drivers/gpu/drm/i915/intel_lvds.c
View File

@ -750,7 +750,7 @@ static const struct dmi_system_id intel_no_lvds[] = {
.ident = "Hewlett-Packard t5745",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_BOARD_NAME, "hp t5745"),
DMI_MATCH(DMI_PRODUCT_NAME, "hp t5745"),
},
},
{
@ -758,7 +758,7 @@ static const struct dmi_system_id intel_no_lvds[] = {
.ident = "Hewlett-Packard st5747",
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
DMI_MATCH(DMI_BOARD_NAME, "hp st5747"),
DMI_MATCH(DMI_PRODUCT_NAME, "hp st5747"),
},
},
{