diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0722-drm-amd-display-fix-dml-max-voltage-state.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0722-drm-amd-display-fix-dml-max-voltage-state.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0722-drm-amd-display-fix-dml-max-voltage-state.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0722-drm-amd-display-fix-dml-max-voltage-state.patch new file mode 100644 index 00000000..946b30a9 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0722-drm-amd-display-fix-dml-max-voltage-state.patch @@ -0,0 +1,35 @@ +From 5ee906fb8bbe48c0bb01f018fd1e80eece8a9828 Mon Sep 17 00:00:00 2001 +From: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Date: Wed, 10 Oct 2018 12:55:24 -0400 +Subject: [PATCH 0722/2940] drm/amd/display: fix dml max voltage state + +Gabe's formula sometimes uses values from non-existent 'unsupported' +state to do validation. + +This change adds this extra state so validation can work correctly. + +Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Leo Li <sunpeng.li@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h | 3 ++- + 1 file changed, 2 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h b/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h +index cbafce649e33..5dd04520ceca 100644 +--- a/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h ++++ b/drivers/gpu/drm/amd/display/dc/dml/display_mode_structs.h +@@ -113,7 +113,8 @@ struct _vcs_dpi_soc_bounding_box_st { + int use_urgent_burst_bw; + double max_hscl_ratio; + double max_vscl_ratio; +- struct _vcs_dpi_voltage_scaling_st clock_limits[7]; ++ unsigned int num_states; ++ struct _vcs_dpi_voltage_scaling_st clock_limits[8]; + }; + + struct _vcs_dpi_ip_params_st { +-- +2.17.1 + |