drm/i915: Align dumb buffer stride to 4k to allow for gtt remapping

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Align dumb buffer stride to 4k if the fb will be big enough to
require gtt remapping.

v2: Leave the stride alone for buffers that look to be for the cursor
v3: Make it not a hack (Daniel)

Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190509122159.24376-7-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

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This commit is contained in:

Ville Syrjälä 2019-05-09 15:21:57 +03:00

parent 54d4d719fa

commit aa5ca8b742

3 changed files with 27 additions and 2 deletions

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26

drivers/gpu/drm/i915/i915_gem.c

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1

drivers/gpu/drm/i915/intel_display.c

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2

drivers/gpu/drm/i915/intel_display.h

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