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author | Imre Deak <imre.deak@intel.com> | 2021-10-20 22:51:38 +0300 |
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committer | Imre Deak <imre.deak@intel.com> | 2021-10-21 21:44:37 +0300 |
commit | 0b2c31dd8868651d878af4c60b235dfb52909e74 (patch) | |
tree | c9079623d2a0af790fdfe4ac89323f0d8042fd4b /drivers/gpu/drm/i915/display/intel_fb.c | |
parent | e359c47bfa6155b56d378864b7cc4a0d4e680c1b (diff) | |
download | linux-0b2c31dd8868651d878af4c60b235dfb52909e74.tar.gz linux-0b2c31dd8868651d878af4c60b235dfb52909e74.tar.bz2 linux-0b2c31dd8868651d878af4c60b235dfb52909e74.zip |
drm/i915: Add functions to check for RC CCS CC and MC CCS modifiers
Instead of open-coding the checks add functions for this, simplifying
the handling of CCS modifiers on future platforms.
Cc: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Juha-Pekka Heikkila <juhapekka.heikkila@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211020195138.1841242-12-imre.deak@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fb.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_fb.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fb.c b/drivers/gpu/drm/i915/display/intel_fb.c index 6b4b3fb1e624..9ce1d273dc7e 100644 --- a/drivers/gpu/drm/i915/display/intel_fb.c +++ b/drivers/gpu/drm/i915/display/intel_fb.c @@ -277,6 +277,30 @@ bool intel_fb_is_ccs_modifier(u64 modifier) return is_ccs_type_modifier(lookup_modifier(modifier), INTEL_CCS_ANY); } +/** + * intel_fb_is_rc_ccs_cc_modifier: Check if a modifier is an RC CCS CC modifier type + * @modifier: Modifier to check + * + * Returns: + * Returns %true if @modifier is a render with color clear modifier. + */ +bool intel_fb_is_rc_ccs_cc_modifier(u64 modifier) +{ + return is_ccs_type_modifier(lookup_modifier(modifier), INTEL_CCS_RC_CC); +} + +/** + * intel_fb_is_mc_ccs_modifier: Check if a modifier is an MC CCS modifier type + * @modifier: Modifier to check + * + * Returns: + * Returns %true if @modifier is a media compression modifier. + */ +bool intel_fb_is_mc_ccs_modifier(u64 modifier) +{ + return is_ccs_type_modifier(lookup_modifier(modifier), INTEL_CCS_MC); +} + static bool check_modifier_display_ver_range(const struct intel_modifier_desc *md, u8 display_ver_from, u8 display_ver_until) { |