diff options
| author |   Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-05-09 15:21:57 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-05-20 18:04:48 +0300 |
| commit | aa5ca8b7421cdbdd2b1275e0cc4d11bdce043de9 (patch) | |
| tree | 6c3ffed6c87c2dc38db3d4e6e481bfb3e8b4c089 /drivers/gpu/drm/i915/intel_display.h | |
| parent | drm/i915: Overcome display engine stride limits via GTT remapping (diff) | |
| download | wireguard-linux-aa5ca8b7421cdbdd2b1275e0cc4d11bdce043de9.tar.xz wireguard-linux-aa5ca8b7421cdbdd2b1275e0cc4d11bdce043de9.zip | |
drm/i915: Align dumb buffer stride to 4k to allow for gtt remapping
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>
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_display.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.h b/drivers/gpu/drm/i915/intel_display.h index 2626a78e7601..a43d54089be3 100644 --- a/drivers/gpu/drm/i915/intel_display.h +++ b/drivers/gpu/drm/i915/intel_display.h @@ -436,6 +436,8 @@ void intel_link_compute_m_n(u16 bpp, int nlanes, bool constant_n); bool is_ccs_modifier(u64 modifier); void lpt_disable_clkout_dp(struct drm_i915_private *dev_priv); +u32 intel_plane_fb_max_stride(struct drm_i915_private *dev_priv, + u32 pixel_format, u64 modifier); bool intel_plane_can_remap(const struct intel_plane_state *plane_state); #endif |