diff options
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_stolen.c | 14 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pm.c | 6 |
4 files changed, 12 insertions, 14 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 1677b7e0d671..7945af0037f8 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2259,6 +2259,10 @@ struct drm_i915_private { * some portion of it is in fact reserved for use by hardware functions. */ struct resource dsm; + /** + * Reseved portion of Data Stolen Memory + */ + struct resource dsm_reserved; void __iomem *regs; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index 30a2920b1291..db20c72ecfc8 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -382,8 +382,6 @@ struct i915_ggtt { * hardware functions and similarly removed from the accessible range. */ u32 stolen_usable_size; /* Total size minus reserved ranges */ - u32 stolen_reserved_base; - u32 stolen_reserved_size; /** "Graphics Stolen Memory" holds the global PTEs */ void __iomem *gsm; diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 5b5558fe70cc..b6cca0d4ecd3 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -394,17 +394,15 @@ int i915_gem_init_stolen(struct drm_i915_private *dev_priv) reserved_base = stolen_top; } - if (reserved_base < dev_priv->dsm.start || - reserved_base + reserved_size > stolen_top) { - dma_addr_t reserved_top = reserved_base + reserved_size; - DRM_ERROR("Stolen reserved area [%pad - %pad] outside stolen memory %pR\n", - &reserved_base, &reserved_top, &dev_priv->dsm); + dev_priv->dsm_reserved = + (struct resource) DEFINE_RES_MEM(reserved_base, reserved_size); + + if (!resource_contains(&dev_priv->dsm, &dev_priv->dsm_reserved)) { + DRM_ERROR("Stolen reserved area %pR outside stolen memory %pR\n", + &dev_priv->dsm_reserved, &dev_priv->dsm); return 0; } - ggtt->stolen_reserved_base = reserved_base; - ggtt->stolen_reserved_size = reserved_size; - /* It is possible for the reserved area to end before the end of stolen * memory, so just consider the start. */ reserved_total = stolen_top - reserved_base; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 79b3fd617de0..57dcf8e1ff30 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -6416,7 +6416,6 @@ static void valleyview_disable_rps(struct drm_i915_private *dev_priv) static bool bxt_check_bios_rc6_setup(struct drm_i915_private *dev_priv) { - struct i915_ggtt *ggtt = &dev_priv->ggtt; bool enable_rc6 = true; unsigned long rc6_ctx_base; u32 rc_ctl; @@ -6441,9 +6440,8 @@ static bool bxt_check_bios_rc6_setup(struct drm_i915_private *dev_priv) * for this check. */ rc6_ctx_base = I915_READ(RC6_CTX_BASE) & RC6_CTX_BASE_MASK; - if (!((rc6_ctx_base >= ggtt->stolen_reserved_base) && - (rc6_ctx_base + PAGE_SIZE <= ggtt->stolen_reserved_base + - ggtt->stolen_reserved_size))) { + if (!((rc6_ctx_base >= dev_priv->dsm_reserved.start) && + (rc6_ctx_base + PAGE_SIZE < dev_priv->dsm_reserved.end))) { DRM_DEBUG_DRIVER("RC6 Base address not as expected.\n"); enable_rc6 = false; } |