diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0631-drm-amdgpu_dm-crc-Implement-verify_crc_source-callba.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0631-drm-amdgpu_dm-crc-Implement-verify_crc_source-callba.patch | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0631-drm-amdgpu_dm-crc-Implement-verify_crc_source-callba.patch b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0631-drm-amdgpu_dm-crc-Implement-verify_crc_source-callba.patch new file mode 100644 index 00000000..78000d2e --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0631-drm-amdgpu_dm-crc-Implement-verify_crc_source-callba.patch @@ -0,0 +1,81 @@ +From aadf9f9f8aa28ce55e24f71bc87373bf991edef8 Mon Sep 17 00:00:00 2001 +From: Mahesh Kumar <mahesh1.kumar@intel.com> +Date: Fri, 13 Jul 2018 19:29:36 +0530 +Subject: [PATCH 0631/2940] drm/amdgpu_dm/crc: Implement verify_crc_source + callback + +This patch implements "verify_crc_source" callback function for +AMD drm driver. + +Signed-off-by: Mahesh Kumar <mahesh1.kumar@intel.com> +Cc: dri-devel@lists.freedesktop.org +Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> +Acked-by: Leo Li <sunpeng.li@amd.com> +Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> +Link: https://patchwork.freedesktop.org/patch/msgid/20180713135942.25061-5-mahesh1.kumar@intel.com +--- + .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + + .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 4 ++++ + .../drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c | 16 ++++++++++++++++ + 3 files changed, 21 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +index 5c2813bb58be..a7a3832ff848 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -2882,6 +2882,7 @@ static const struct drm_crtc_funcs amdgpu_dm_crtc_funcs = { + .atomic_duplicate_state = dm_crtc_duplicate_state, + .atomic_destroy_state = dm_crtc_destroy_state, + .set_crc_source = amdgpu_dm_crtc_set_crc_source, ++ .verify_crc_source = amdgpu_dm_crtc_verify_crc_source, + .enable_vblank = dm_enable_vblank, + .disable_vblank = dm_disable_vblank, + }; +diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +index dd940a81247b..186698e509cd 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +@@ -247,9 +247,13 @@ void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, + #ifdef CONFIG_DEBUG_FS + int amdgpu_dm_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name, + size_t *values_cnt); ++int amdgpu_dm_crtc_verify_crc_source(struct drm_crtc *crtc, ++ const char *src_name, ++ size_t *values_cnt); + void amdgpu_dm_crtc_handle_crc_irq(struct drm_crtc *crtc); + #else + #define amdgpu_dm_crtc_set_crc_source NULL ++#define amdgpu_dm_crtc_verify_crc_source NULL + #define amdgpu_dm_crtc_handle_crc_irq(x) + #endif + +diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c +index 9bfb040352e9..16b679faadbd 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crc.c +@@ -46,6 +46,22 @@ static enum amdgpu_dm_pipe_crc_source dm_parse_crc_source(const char *source) + return AMDGPU_DM_PIPE_CRC_SOURCE_INVALID; + } + ++int ++amdgpu_dm_crtc_verify_crc_source(struct drm_crtc *crtc, const char *src_name, ++ size_t *values_cnt) ++{ ++ enum amdgpu_dm_pipe_crc_source source = dm_parse_crc_source(src_name); ++ ++ if (source < 0) { ++ DRM_DEBUG_DRIVER("Unknown CRC source %s for CRTC%d\n", ++ src_name, crtc->index); ++ return -EINVAL; ++ } ++ ++ *values_cnt = 3; ++ return 0; ++} ++ + int amdgpu_dm_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name, + size_t *values_cnt) + { +-- +2.17.1 + |