diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fb.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fb.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c index d2716915d046..5be7bb43e2e0 100644 --- a/drivers/gpu/drm/i915/display/intel_fb.c +++ b/drivers/gpu/drm/i915/display/intel_fb.c @@ -169,7 +169,7 @@ static const struct intel_modifier_desc intel_modifiers[] = { }, { .modifier = I915_FORMAT_MOD_4_TILED_BMG_CCS, .display_ver = { 14, -1 }, - .plane_caps = INTEL_PLANE_CAP_TILING_4, + .plane_caps = INTEL_PLANE_CAP_TILING_4 | INTEL_PLANE_CAP_NEED64K_PHYS, }, { .modifier = I915_FORMAT_MOD_4_TILED_MTL_MC_CCS, .display_ver = { 14, 14 }, @@ -420,6 +420,24 @@ bool intel_fb_is_mc_ccs_modifier(u64 modifier) INTEL_PLANE_CAP_CCS_MC); } +/** + * intel_fb_needs_64k_phys: Check if modifier requires 64k physical placement. + * @modifier: Modifier to check + * + * Returns: + * Returns %true if @modifier requires 64k aligned physical pages. + */ +bool intel_fb_needs_64k_phys(u64 modifier) +{ + const struct intel_modifier_desc *md = lookup_modifier_or_null(modifier); + + if (!md) + return false; + + return plane_caps_contain_any(md->plane_caps, + INTEL_PLANE_CAP_NEED64K_PHYS); +} + static bool check_modifier_display_ver_range(const struct intel_modifier_desc *md, u8 display_ver_from, u8 display_ver_until) { |