diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1891-drm-amd-display-Fill-prescale_params-scale-for-RGB56.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1891-drm-amd-display-Fill-prescale_params-scale-for-RGB56.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1891-drm-amd-display-Fill-prescale_params-scale-for-RGB56.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1891-drm-amd-display-Fill-prescale_params-scale-for-RGB56.patch new file mode 100644 index 00000000..11de6c6c --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1891-drm-amd-display-Fill-prescale_params-scale-for-RGB56.patch @@ -0,0 +1,41 @@ +From 1fc62f17e5cae4ece540866a0aa5b5ed0267ad46 Mon Sep 17 00:00:00 2001 +From: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> +Date: Tue, 16 Apr 2019 10:30:29 -0400 +Subject: [PATCH 1891/2940] drm/amd/display: Fill prescale_params->scale for + RGB565 + +[Why] +An assertion is thrown when using SURFACE_PIXEL_FORMAT_GRPH_RGB565 +formats on DCE since the prescale_params->scale wasn't being filled. + +Found by a dmesg-fail when running the +igt@kms_plane@pixel-format-pipe-a-planes test on Baffin. + +[How] +Fill in the scale parameter. + +Change-Id: I658250a469c6663bae91bd7afbd2cb9ee75d1ed0 +Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> +Reviewed-by: Roman Li <Roman.Li@amd.com> +Acked-by: Bhawanpreet Lakha <Bhawanpreet Lakha@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +index 7ac50ab1b762..7d7e93c87c28 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c ++++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +@@ -242,6 +242,9 @@ static void build_prescale_params(struct ipp_prescale_params *prescale_params, + prescale_params->mode = IPP_PRESCALE_MODE_FIXED_UNSIGNED; + + switch (plane_state->format) { ++ case SURFACE_PIXEL_FORMAT_GRPH_RGB565: ++ prescale_params->scale = 0x2082; ++ break; + case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: + case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: + prescale_params->scale = 0x2020; +-- +2.17.1 + |