diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c index fa3778849db1..783935c4e664 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c +++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource_helpers.c @@ -97,14 +97,14 @@ uint32_t dcn32_helper_calculate_num_ways_for_subvp(struct dc *dc, struct dc_stat * FLOOR(vp_x_start, blk_width) */ full_vp_width_blk_aligned = ((pipe->plane_res.scl_data.viewport.x + - pipe->plane_res.scl_data.viewport.width + mblk_width - 1) / mblk_width * mblk_width) + + pipe->plane_res.scl_data.viewport.width + mblk_width - 1) / mblk_width * mblk_width) - (pipe->plane_res.scl_data.viewport.x / mblk_width * mblk_width); /* full_vp_height_blk_aligned = FLOOR(vp_y_start + full_vp_height + blk_height - 1, blk_height) - * FLOOR(vp_y_start, blk_height) */ full_vp_height_blk_aligned = ((pipe->plane_res.scl_data.viewport.y + - full_vp_height + mblk_height - 1) / mblk_height * mblk_height) + + full_vp_height + mblk_height - 1) / mblk_height * mblk_height) - (pipe->plane_res.scl_data.viewport.y / mblk_height * mblk_height); /* mall_alloc_width_blk_aligned_l/c = full_vp_width_blk_aligned_l/c */ @@ -121,14 +121,19 @@ uint32_t dcn32_helper_calculate_num_ways_for_subvp(struct dc *dc, struct dc_stat */ num_mblks = ((mall_alloc_width_blk_aligned + mblk_width - 1) / mblk_width) * ((mall_alloc_height_blk_aligned + mblk_height - 1) / mblk_height); + + /*For DCC: + * meta_num_mblk = CEILING(meta_pitch*full_vp_height*Bpe/256/mblk_bytes, 1) + */ + if (pipe->plane_state->dcc.enable) + num_mblks += (pipe->plane_state->dcc.meta_pitch * pipe->plane_res.scl_data.viewport.height * bytes_per_pixel + + (256 * DCN3_2_MALL_MBLK_SIZE_BYTES) - 1) / (256 * DCN3_2_MALL_MBLK_SIZE_BYTES); + bytes_in_mall = num_mblks * DCN3_2_MALL_MBLK_SIZE_BYTES; // cache lines used is total bytes / cache_line size. Add +2 for worst case alignment // (MALL is 64-byte aligned) cache_lines_per_plane = bytes_in_mall / dc->caps.cache_line_size + 2; - /* For DCC divide by 256 */ - if (pipe->plane_state->dcc.enable) - cache_lines_per_plane = cache_lines_per_plane + (cache_lines_per_plane / 256) + 1; cache_lines_used += cache_lines_per_plane; } } |