diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1341-drm-amd-powerplay-add-interface-to-parse-pptable-v2.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1341-drm-amd-powerplay-add-interface-to-parse-pptable-v2.patch | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1341-drm-amd-powerplay-add-interface-to-parse-pptable-v2.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1341-drm-amd-powerplay-add-interface-to-parse-pptable-v2.patch new file mode 100644 index 00000000..28d3b188 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1341-drm-amd-powerplay-add-interface-to-parse-pptable-v2.patch @@ -0,0 +1,64 @@ +From c2de745e6d41880275f55de9d4fa88fa6a4c9c33 Mon Sep 17 00:00:00 2001 +From: Huang Rui <ray.huang@amd.com> +Date: Tue, 4 Dec 2018 21:34:43 +0800 +Subject: [PATCH 1341/2940] drm/amd/powerplay: add interface to parse pptable + (v2) + +This patch adds interface to parse pptable for smu. +It's to parse pptable format and fill PPTable_t smc_pptable to smu_table_context +structure. And read the smc_dpm_table from vbios, then fill it into smc_pptable. + +v2: add detailed info to describe this function + +Signed-off-by: Huang Rui <ray.huang@amd.com> +Acked-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 9 +++++++++ + drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 4 ++++ + 2 files changed, 13 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +index 931343c80978..323db7dc47b1 100644 +--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c ++++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +@@ -166,6 +166,15 @@ static int smu_smc_table_hw_init(struct smu_context *smu) + if (ret) + return ret; + ++ /* ++ * Parse pptable format and fill PPTable_t smc_pptable to ++ * smu_table_context structure. And read the smc_dpm_table from vbios, ++ * then fill it into smc_pptable. ++ */ ++ ret = smu_parse_pptable(smu); ++ if (ret) ++ return ret; ++ + return 0; + } + +diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +index 40159636845a..fcdbade49878 100644 +--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h ++++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +@@ -42,6 +42,7 @@ struct smu_funcs + int (*read_pptable_from_vbios)(struct smu_context *smu); + int (*get_vbios_bootup_values)(struct smu_context *smu); + int (*check_pptable)(struct smu_context *smu); ++ int (*parse_pptable)(struct smu_context *smu); + }; + + #define smu_init_microcode(smu) \ +@@ -60,6 +61,9 @@ struct smu_funcs + ((smu)->funcs->get_vbios_bootup_values ? (smu)->funcs->get_vbios_bootup_values((smu)) : 0) + #define smu_check_pptable(smu) \ + ((smu)->funcs->check_pptable ? (smu)->funcs->check_pptable((smu)) : 0) ++#define smu_parse_pptable(smu) \ ++ ((smu)->funcs->parse_pptable ? (smu)->funcs->parse_pptable((smu)) : 0) ++ + + extern const struct amd_ip_funcs smu_ip_funcs; + +-- +2.17.1 + |