diff options
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.c | 33 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.h | 1 |
2 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.c b/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.c index 7c0eb52b91b8..c242b8d41b8a 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.c @@ -59,3 +59,36 @@ unsigned int dml_round_to_multiple( else return (num - remainder); } + +bool dml_util_is_420(enum source_format_class sorce_format) +{ + bool val = false; + + switch (sorce_format) { + case dm_444_16: + val = false; + break; + case dm_444_32: + val = false; + break; + case dm_444_64: + val = false; + break; + case dm_420_8: + val = true; + break; + case dm_420_10: + val = true; + break; + case dm_422_8: + val = false; + break; + case dm_422_10: + val = false; + break; + default: + BREAK_TO_DEBUGGER(); + } + + return val; +} diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.h b/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.h index a2da3da5ef8f..c621f8321b03 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.h +++ b/drivers/gpu/drm/amd/display/dc/dml/dml_common_defs.h @@ -32,6 +32,7 @@ #define DTRACE(str, ...) dm_logger_write(mode_lib->logger, LOG_DML, str, ##__VA_ARGS__); +bool dml_util_is_420(enum source_format_class sorce_format); double dml_round(double a); unsigned int dml_round_to_multiple( unsigned int num, unsigned int multiple, bool up); |