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Merge branch 'drm-intel-fixes' into drm-intel-next

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This commit is contained in:
Chris Wilson 2010-09-11 09:49:58 +01:00
commit 8b3016c4f4
3 changed files with 27 additions and 9 deletions
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22
drivers/gpu/drm/i915/i915_irq.c
View file

@ -1350,17 +1350,25 @@ void i915_hangcheck_elapsed(unsigned long data)
i915_seqno_passed(i915_get_gem_seqno(dev,
&dev_priv->render_ring),
i915_get_tail_request(dev)->seqno)) {
bool missed_wakeup = false;
dev_priv->hangcheck_count = 0;
/* Issue a wake-up to catch stuck h/w. */
if (dev_priv->render_ring.waiting_gem_seqno |
dev_priv->bsd_ring.waiting_gem_seqno) {
DRM_ERROR("Hangcheck timer elapsed... GPU idle, missed IRQ.\n");
if (dev_priv->render_ring.waiting_gem_seqno)
DRM_WAKEUP(&dev_priv->render_ring.irq_queue);
if (dev_priv->bsd_ring.waiting_gem_seqno)
DRM_WAKEUP(&dev_priv->bsd_ring.irq_queue);
if (dev_priv->render_ring.waiting_gem_seqno &&
waitqueue_active(&dev_priv->render_ring.irq_queue)) {
DRM_WAKEUP(&dev_priv->render_ring.irq_queue);
missed_wakeup = true;
}
if (dev_priv->bsd_ring.waiting_gem_seqno &&
waitqueue_active(&dev_priv->bsd_ring.irq_queue)) {
DRM_WAKEUP(&dev_priv->bsd_ring.irq_queue);
missed_wakeup = true;
}
if (missed_wakeup)
DRM_ERROR("Hangcheck timer elapsed... GPU idle, missed IRQ.\n");
return;
}

8
drivers/gpu/drm/i915/i915_reg.h
View file

@ -2215,9 +2215,17 @@
#define WM1_LP_SR_EN (1<<31)
#define WM1_LP_LATENCY_SHIFT 24
#define WM1_LP_LATENCY_MASK (0x7f<<24)
#define WM1_LP_FBC_LP1_MASK (0xf<<20)
#define WM1_LP_FBC_LP1_SHIFT 20
#define WM1_LP_SR_MASK (0x1ff<<8)
#define WM1_LP_SR_SHIFT 8
#define WM1_LP_CURSOR_MASK (0x3f)
#define WM2_LP_ILK 0x4510c
#define WM2_LP_EN (1<<31)
#define WM3_LP_ILK 0x45110
#define WM3_LP_EN (1<<31)
#define WM1S_LP_ILK 0x45120
#define WM1S_LP_EN (1<<31)
/* Memory latency timer register */
#define MLTR_ILK 0x11222

6
drivers/gpu/drm/i915/intel_display.c
View file

@ -3516,8 +3516,7 @@ static void ironlake_update_wm(struct drm_device *dev, int planea_clock,
reg_value = I915_READ(WM1_LP_ILK);
reg_value &= ~(WM1_LP_LATENCY_MASK | WM1_LP_SR_MASK |
WM1_LP_CURSOR_MASK);
reg_value |= WM1_LP_SR_EN |
(ilk_sr_latency << WM1_LP_LATENCY_SHIFT) |
reg_value |= (ilk_sr_latency << WM1_LP_LATENCY_SHIFT) |
(sr_wm << WM1_LP_SR_SHIFT) | cursor_wm;
I915_WRITE(WM1_LP_ILK, reg_value);
@ -5839,6 +5838,9 @@ void intel_init_clock_gating(struct drm_device *dev)
I915_WRITE(DISP_ARB_CTL,
(I915_READ(DISP_ARB_CTL) |
DISP_FBC_WM_DIS));
I915_WRITE(WM3_LP_ILK, 0);
I915_WRITE(WM2_LP_ILK, 0);
I915_WRITE(WM1_LP_ILK, 0);
}
/*
* Based on the document from hardware guys the following bits