From 955009927c72a1389723cabffd6634456057861a Mon Sep 17 00:00:00 2001 From: Suraj Kandpal Date: Wed, 5 Jul 2023 10:45:01 +0530 Subject: [PATCH] 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 --- drivers/gpu/drm/i915/display/intel_qp_tables.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) 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 /* -- 2.30.2