This will catch bad fb configs earlier.
Signed-off-by: Jesse Barnes <[email protected]>
---
drivers/gpu/drm/i915/intel_display.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index db88f15..f5c2012 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -6946,6 +6946,11 @@ int intel_framebuffer_init(struct drm_device *dev,
switch (mode_cmd->bpp) {
case 8:
case 16:
+ /* Only pre-ILK can handle 5:5:5 */
+ if (mode_cmd->depth == 15 && !HAS_PCH_SPLIT(dev))
+ return -EINVAL;
+ break;
+
case 24:
case 32:
break;
--
1.7.4.1
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