diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c index a10ec5919194..790aa2b3952c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_hwseq.c @@ -208,12 +208,14 @@ static uint32_t dcn32_cache_lines_for_surface(struct dc *dc, uint32_t surface_si uint32_t num_cached_bytes = 0; uint32_t remaining_size = 0; uint32_t cache_line_size = dc->caps.cache_line_size; + uint32_t remainder = 0; /* 1. Calculate surface size minus the number of bytes stored * in the first cache line (all bytes in first cache line might * not be fully used). */ - num_cached_bytes = cache_line_size - (start_address % cache_line_size); + div_u64_rem(start_address, cache_line_size, &remainder); + num_cached_bytes = cache_line_size - remainder; remaining_size = surface_size - num_cached_bytes; /* 2. Calculate number of cache lines that will be fully used with |