diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0084-drm-amd-display-assign-correct-enum-for-edp-revision.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0084-drm-amd-display-assign-correct-enum-for-edp-revision.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0084-drm-amd-display-assign-correct-enum-for-edp-revision.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0084-drm-amd-display-assign-correct-enum-for-edp-revision.patch new file mode 100644 index 00000000..8350f159 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0084-drm-amd-display-assign-correct-enum-for-edp-revision.patch @@ -0,0 +1,59 @@ +From b1ee379aad83fdeb726d58024d312c88949b26c3 Mon Sep 17 00:00:00 2001 +From: Dave Airlie <airlied@redhat.com> +Date: Tue, 13 Dec 2016 16:41:12 +1000 +Subject: [PATCH 0084/4131] drm/amd/display: assign correct enum for edp + revision + +There are 2 edp enum revisions, no idea why, drop one, and just +assign 1.1 to the default value. + +Signed-off-by: Dave Airlie <airlied@redhat.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 2 +- + drivers/gpu/drm/amd/display/include/dpcd_defs.h | 16 ---------------- + 2 files changed, 1 insertion(+), 17 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +index d3625c2..a4b6a6a 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +@@ -2129,7 +2129,7 @@ static void retrieve_link_cap(struct core_link *link) + link->dpcd_caps.panel_mode_edp = + edp_config_cap.bits.ALT_SCRAMBLER_RESET; + +- link->edp_revision = DPCD_EDP_REVISION_EDP_UNKNOWN; ++ link->edp_revision = EDP_REVISION_11; + + link->public.test_pattern_enabled = false; + link->public.compliance_test_state.raw = 0; +diff --git a/drivers/gpu/drm/amd/display/include/dpcd_defs.h b/drivers/gpu/drm/amd/display/include/dpcd_defs.h +index 5fc5538..2dca4a4 100644 +--- a/drivers/gpu/drm/amd/display/include/dpcd_defs.h ++++ b/drivers/gpu/drm/amd/display/include/dpcd_defs.h +@@ -144,20 +144,4 @@ enum dpcd_psr_sink_states { + PSR_SINK_STATE_SINK_INTERNAL_ERROR = 7, + }; + +-/* This enum defines the Panel's eDP revision at DPCD 700h +- * 00h = eDP v1.1 or lower +- * 01h = eDP v1.2 +- * 02h = eDP v1.3 (PSR support starts here) +- * 03h = eDP v1.4 +- * If unknown revision, treat as eDP v1.1, meaning least functionality set. +- * This enum has values matched to eDP spec, thus values should not change. +- */ +-enum dpcd_edp_revision { +- DPCD_EDP_REVISION_EDP_V1_1 = 0, +- DPCD_EDP_REVISION_EDP_V1_2 = 1, +- DPCD_EDP_REVISION_EDP_V1_3 = 2, +- DPCD_EDP_REVISION_EDP_V1_4 = 3, +- DPCD_EDP_REVISION_EDP_UNKNOWN = DPCD_EDP_REVISION_EDP_V1_1, +-}; +- + #endif /* __DAL_DPCD_DEFS_H__ */ +-- +2.7.4 + |