@@ -794,7 +794,7 @@ static void program_bit_depth_reduction(
enum dcp_out_trunc_round_mode trunc_mode;
bool spatial_dither_enable;
- ASSERT(depth < COLOR_DEPTH_121212); /* Invalid clamp bit depth */
+ ASSERT(depth <= COLOR_DEPTH_121212); /* Invalid clamp bit depth */
spatial_dither_enable = bit_depth_params->flags.SPATIAL_DITHER_ENABLED;
/* Default to 12 bit truncation without rounding */
@@ -854,7 +854,7 @@ static void dce60_program_bit_depth_reduction(
enum dcp_out_trunc_round_mode trunc_mode;
bool spatial_dither_enable;
- ASSERT(depth < COLOR_DEPTH_121212); /* Invalid clamp bit depth */
+ ASSERT(depth <= COLOR_DEPTH_121212); /* Invalid clamp bit depth */
spatial_dither_enable = bit_depth_params->flags.SPATIAL_DITHER_ENABLED;
/* Default to 12 bit truncation without rounding */
This is needed to avoid warnings with linebuffer depth 36 bpp. Testing on a Polaris11, DCE-11.2 on a 10 bit HDR-10 monitor showed no obvious problems, and this 12 bpc limit is consistent with what other function in the DCE bit depth reduction path use. Signed-off-by: Mario Kleiner <mario.kleiner.de@gmail.com> --- drivers/gpu/drm/amd/display/dc/dce/dce_transform.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)