diff options
| author | Jason Ekstrand <[email protected]> | 2017-02-02 09:51:55 -0800 |
|---|---|---|
| committer | Jason Ekstrand <[email protected]> | 2017-02-02 13:33:43 -0800 |
| commit | 37a6f48ceb952193e4654e88f97ea7ff2bbd8882 (patch) | |
| tree | 9d8b3109f898961bd5a4f1814d0bd226b1889df4 /src/intel/isl/isl_format.c | |
| parent | 45b3eb4dfc22849996586493af87a688b442d831 (diff) | |
intel/isl: Add a better comment for format_supports_ccs_e
Reviewed-by: Chad Versace <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>
Diffstat (limited to 'src/intel/isl/isl_format.c')
| -rw-r--r-- | src/intel/isl/isl_format.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/intel/isl/isl_format.c b/src/intel/isl/isl_format.c index ef6c98d50b3..817b5e341dc 100644 --- a/src/intel/isl/isl_format.c +++ b/src/intel/isl/isl_format.c @@ -459,6 +459,12 @@ isl_format_supports_ccs_d(const struct gen_device_info *devinfo, return fmtl->bpb == 32 || fmtl->bpb == 64 || fmtl->bpb == 128; } +/** + * Returns true if the given format can support single-sample color + * compression. This function only checks the format. In order to determine + * if a surface supports CCS_E, several other factors need to be considered + * such as tiling and sample count. See isl_surf_get_ccs_surf for details. + */ bool isl_format_supports_ccs_e(const struct gen_device_info *devinfo, enum isl_format format) |