From: Suraj Kandpal Date: Wed, 5 Jul 2023 05:15:01 +0000 (+0530) Subject: drm/i915/drm: Fix comment for YCbCr20 qp table declaration X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=955009927c72a1389723cabffd6634456057861a;p=linux.git drm/i915/drm: Fix comment for YCbCr20 qp table declaration Fix comment for YCbCr420 qp table declaration of max value where the min value is 4 and the max value is 12/15/18 depending on bpc. Signed-off-by: Suraj Kandpal Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20230705051502.2568245-3-suraj.kandpal@intel.com --- diff --git a/drivers/gpu/drm/i915/display/intel_qp_tables.c b/drivers/gpu/drm/i915/display/intel_qp_tables.c index 6e86c0971d241..543cdc46aa1df 100644 --- a/drivers/gpu/drm/i915/display/intel_qp_tables.c +++ b/drivers/gpu/drm/i915/display/intel_qp_tables.c @@ -17,13 +17,17 @@ /* from BPP 6 to 36 in steps of 0.5 */ #define RC_RANGE_QP444_12BPC_MAX_NUM_BPP 61 -/* from BPP 6 to 24 in steps of 0.5 */ +/* For YCbCr420 the bits_per_pixel sent in PPS params + * is double the target bpp. The below values represent + * the target bpp. + */ +/* from BPP 4 to 12 in steps of 0.5 */ #define RC_RANGE_QP420_8BPC_MAX_NUM_BPP 17 -/* from BPP 6 to 30 in steps of 0.5 */ +/* from BPP 4 to 15 in steps of 0.5 */ #define RC_RANGE_QP420_10BPC_MAX_NUM_BPP 23 -/* from BPP 6 to 36 in steps of 0.5 */ +/* from BPP 4 to 18 in steps of 0.5 */ #define RC_RANGE_QP420_12BPC_MAX_NUM_BPP 29 /*