diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_stolen.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 4f9377b5f4ae..1877ae9a1d9b 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -300,6 +300,12 @@ static void g4x_get_stolen_reserved(struct drm_i915_private *dev_priv, return; } + /* + * Whether ILK really reuses the ELK register for this is unclear. + * Let's see if we catch anyone with this supposedly enabled on ILK. + */ + WARN(IS_GEN5(dev_priv), "ILK stolen reserved found? 0x%08x\n", reg_val); + *base = (reg_val & G4X_STOLEN_RESERVED_ADDR2_MASK) << 16; WARN_ON((reg_val & G4X_STOLEN_RESERVED_ADDR1_MASK) < *base); @@ -466,14 +472,12 @@ int i915_gem_init_stolen(struct drm_i915_private *dev_priv) case 3: break; case 4: - if (IS_G4X(dev_priv)) - g4x_get_stolen_reserved(dev_priv, - &reserved_base, &reserved_size); - break; + if (!IS_G4X(dev_priv)) + break; + /* fall through */ case 5: - /* Assume the gen6 maximum for the older platforms. */ - reserved_size = 1024 * 1024; - reserved_base = stolen_top - reserved_size; + g4x_get_stolen_reserved(dev_priv, + &reserved_base, &reserved_size); break; case 6: gen6_get_stolen_reserved(dev_priv, |