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-rw-r--r--drivers/gpu/drm/i915/i915_drv.c14
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h3
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c28
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c20
-rw-r--r--drivers/gpu/drm/i915/intel_display.c2
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h1
-rw-r--r--drivers/gpu/drm/i915/intel_panel.c2
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c14
8 files changed, 43 insertions, 41 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 574057cd1d09..7643300828c3 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -462,19 +462,13 @@ void intel_detect_pch(struct drm_device *dev)
} else if (id == INTEL_PCH_LPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found LynxPoint PCH\n");
- WARN_ON(!IS_HASWELL(dev));
- WARN_ON(IS_HSW_ULT(dev));
- } else if (IS_BROADWELL(dev)) {
- dev_priv->pch_type = PCH_LPT;
- dev_priv->pch_id =
- INTEL_PCH_LPT_LP_DEVICE_ID_TYPE;
- DRM_DEBUG_KMS("This is Broadwell, assuming "
- "LynxPoint LP PCH\n");
+ WARN_ON(!IS_HASWELL(dev) && !IS_BROADWELL(dev));
+ WARN_ON(IS_HSW_ULT(dev) || IS_BDW_ULT(dev));
} else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_LPT;
DRM_DEBUG_KMS("Found LynxPoint LP PCH\n");
- WARN_ON(!IS_HASWELL(dev));
- WARN_ON(!IS_HSW_ULT(dev));
+ WARN_ON(!IS_HASWELL(dev) && !IS_BROADWELL(dev));
+ WARN_ON(!IS_HSW_ULT(dev) && !IS_BDW_ULT(dev));
} else if (id == INTEL_PCH_SPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_SPT;
DRM_DEBUG_KMS("Found SunrisePoint PCH\n");
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index e9f891c432f8..9d7a7155bf02 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2159,8 +2159,7 @@ struct drm_i915_cmd_table {
#define IS_HSW_EARLY_SDV(dev) (IS_HASWELL(dev) && \
(INTEL_DEVID(dev) & 0xFF00) == 0x0C00)
#define IS_BDW_ULT(dev) (IS_BROADWELL(dev) && \
- ((INTEL_DEVID(dev) & 0xf) == 0x2 || \
- (INTEL_DEVID(dev) & 0xf) == 0x6 || \
+ ((INTEL_DEVID(dev) & 0xf) == 0x6 || \
(INTEL_DEVID(dev) & 0xf) == 0xe))
#define IS_BDW_GT3(dev) (IS_BROADWELL(dev) && \
(INTEL_DEVID(dev) & 0x00F0) == 0x0020)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index c11603b4cf1d..5f614828d365 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3148,6 +3148,13 @@ static void i965_write_fence_reg(struct drm_device *dev, int reg,
u32 size = i915_gem_obj_ggtt_size(obj);
uint64_t val;
+ /* Adjust fence size to match tiled area */
+ if (obj->tiling_mode != I915_TILING_NONE) {
+ uint32_t row_size = obj->stride *
+ (obj->tiling_mode == I915_TILING_Y ? 32 : 8);
+ size = (size / row_size) * row_size;
+ }
+
val = (uint64_t)((i915_gem_obj_ggtt_offset(obj) + size - 4096) &
0xfffff000) << 32;
val |= i915_gem_obj_ggtt_offset(obj) & 0xfffff000;
@@ -4884,25 +4891,18 @@ i915_gem_init_hw(struct drm_device *dev)
for (i = 0; i < NUM_L3_SLICES(dev); i++)
i915_gem_l3_remap(&dev_priv->ring[RCS], i);
- /*
- * XXX: Contexts should only be initialized once. Doing a switch to the
- * default context switch however is something we'd like to do after
- * reset or thaw (the latter may not actually be necessary for HW, but
- * goes with our code better). Context switching requires rings (for
- * the do_switch), but before enabling PPGTT. So don't move this.
- */
- ret = i915_gem_context_enable(dev_priv);
+ ret = i915_ppgtt_init_hw(dev);
if (ret && ret != -EIO) {
- DRM_ERROR("Context enable failed %d\n", ret);
+ DRM_ERROR("PPGTT enable failed %d\n", ret);
i915_gem_cleanup_ringbuffer(dev);
-
- return ret;
}
- ret = i915_ppgtt_init_hw(dev);
+ ret = i915_gem_context_enable(dev_priv);
if (ret && ret != -EIO) {
- DRM_ERROR("PPGTT enable failed %d\n", ret);
+ DRM_ERROR("Context enable failed %d\n", ret);
i915_gem_cleanup_ringbuffer(dev);
+
+ return ret;
}
return ret;
@@ -5155,7 +5155,7 @@ static bool mutex_is_locked_by(struct mutex *mutex, struct task_struct *task)
if (!mutex_is_locked(mutex))
return false;
-#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_MUTEXES)
+#if defined(CONFIG_SMP) && !defined(CONFIG_DEBUG_MUTEXES)
return mutex->owner == task;
#else
/* Since UP may be pre-empted, we cannot assume that we own the lock */
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index d0d3dfbe6d2a..b051a238baf9 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -292,6 +292,23 @@ void gen6_enable_rps_interrupts(struct drm_device *dev)
spin_unlock_irq(&dev_priv->irq_lock);
}
+u32 gen6_sanitize_rps_pm_mask(struct drm_i915_private *dev_priv, u32 mask)
+{
+ /*
+ * SNB,IVB can while VLV,CHV may hard hang on looping batchbuffer
+ * if GEN6_PM_UP_EI_EXPIRED is masked.
+ *
+ * TODO: verify if this can be reproduced on VLV,CHV.
+ */
+ if (INTEL_INFO(dev_priv)->gen <= 7 && !IS_HASWELL(dev_priv))
+ mask &= ~GEN6_PM_RP_UP_EI_EXPIRED;
+
+ if (INTEL_INFO(dev_priv)->gen >= 8)
+ mask &= ~GEN8_PMINTR_REDIRECT_TO_NON_DISP;
+
+ return mask;
+}
+
void gen6_disable_rps_interrupts(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -304,8 +321,7 @@ void gen6_disable_rps_interrupts(struct drm_device *dev)
spin_lock_irq(&dev_priv->irq_lock);
- I915_WRITE(GEN6_PMINTRMSK, INTEL_INFO(dev_priv)->gen >= 8 ?
- ~GEN8_PMINTR_REDIRECT_TO_NON_DISP : ~0);
+ I915_WRITE(GEN6_PMINTRMSK, gen6_sanitize_rps_pm_mask(dev_priv, ~0));
__gen6_disable_pm_irq(dev_priv, dev_priv->pm_rps_events);
I915_WRITE(gen6_pm_ier(dev_priv), I915_READ(gen6_pm_ier(dev_priv)) &
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index e2af1383b179..e7a16f119a29 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -9815,7 +9815,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
if (obj->tiling_mode != work->old_fb_obj->tiling_mode)
/* vlv: DISPLAY_FLIP fails to change tiling */
ring = NULL;
- } else if (IS_IVYBRIDGE(dev)) {
+ } else if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) {
ring = &dev_priv->ring[BCS];
} else if (INTEL_INFO(dev)->gen >= 7) {
ring = obj->ring;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 25fdbb16d4e0..3b40a17b8852 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -794,6 +794,7 @@ void gen6_disable_pm_irq(struct drm_i915_private *dev_priv, uint32_t mask);
void gen6_reset_rps_interrupts(struct drm_device *dev);
void gen6_enable_rps_interrupts(struct drm_device *dev);
void gen6_disable_rps_interrupts(struct drm_device *dev);
+u32 gen6_sanitize_rps_pm_mask(struct drm_i915_private *dev_priv, u32 mask);
void intel_runtime_pm_disable_interrupts(struct drm_i915_private *dev_priv);
void intel_runtime_pm_enable_interrupts(struct drm_i915_private *dev_priv);
static inline bool intel_irqs_enabled(struct drm_i915_private *dev_priv)
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 4d63839bd9b4..dfb783a8f2c3 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -962,7 +962,7 @@ void intel_panel_enable_backlight(struct intel_connector *connector)
WARN_ON(panel->backlight.max == 0);
- if (panel->backlight.level == 0) {
+ if (panel->backlight.level <= panel->backlight.min) {
panel->backlight.level = panel->backlight.max;
if (panel->backlight.device)
panel->backlight.device->props.brightness =
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 964b28e3c630..bf814a64582a 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4363,16 +4363,7 @@ static u32 gen6_rps_pm_mask(struct drm_i915_private *dev_priv, u8 val)
mask |= dev_priv->pm_rps_events & (GEN6_PM_RP_DOWN_EI_EXPIRED | GEN6_PM_RP_UP_EI_EXPIRED);
mask &= dev_priv->pm_rps_events;
- /* IVB and SNB hard hangs on looping batchbuffer
- * if GEN6_PM_UP_EI_EXPIRED is masked.
- */
- if (INTEL_INFO(dev_priv->dev)->gen <= 7 && !IS_HASWELL(dev_priv->dev))
- mask |= GEN6_PM_RP_UP_EI_EXPIRED;
-
- if (IS_GEN8(dev_priv->dev))
- mask |= GEN8_PMINTR_REDIRECT_TO_NON_DISP;
-
- return ~mask;
+ return gen6_sanitize_rps_pm_mask(dev_priv, ~mask);
}
/* gen6_set_rps is called to update the frequency request, but should also be
@@ -4441,7 +4432,8 @@ static void vlv_set_rps_idle(struct drm_i915_private *dev_priv)
return;
/* Mask turbo interrupt so that they will not come in between */
- I915_WRITE(GEN6_PMINTRMSK, 0xffffffff);
+ I915_WRITE(GEN6_PMINTRMSK,
+ gen6_sanitize_rps_pm_mask(dev_priv, ~0));
vlv_force_gfx_clock(dev_priv, true);