diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_stream.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c index 38d71b5c1f2d..20e534f73513 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c @@ -332,9 +332,21 @@ bool dc_stream_set_cursor_attributes( dc = stream->ctx->dc; - if (dc->debug.allow_sw_cursor_fallback && attributes->height * attributes->width * 4 > 16384) - if (stream->mall_stream_config.type == SUBVP_MAIN) + /* SubVP is not compatible with HW cursor larger than 64 x 64 x 4. + * Therefore, if cursor is greater than 64 x 64 x 4, fallback to SW cursor in the following case: + * 1. For single display cases, if resolution is >= 5K and refresh rate < 120hz + * 2. For multi display cases, if resolution is >= 4K and refresh rate < 120hz + * + * [< 120hz is a requirement for SubVP configs] + */ + if (dc->debug.allow_sw_cursor_fallback && attributes->height * attributes->width * 4 > 16384) { + if (dc->current_state->stream_count == 1 && stream->timing.v_addressable >= 2880 && + ((stream->timing.pix_clk_100hz * 100) / stream->timing.v_total / stream->timing.h_total) < 120) return false; + else if (dc->current_state->stream_count > 1 && stream->timing.v_addressable >= 2160 && + ((stream->timing.pix_clk_100hz * 100) / stream->timing.v_total / stream->timing.h_total) < 120) + return false; + } stream->cursor_attributes = *attributes; |