diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1764-drm-powerplay-Add-smu-set-xgmi-pstate-interface.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1764-drm-powerplay-Add-smu-set-xgmi-pstate-interface.patch | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1764-drm-powerplay-Add-smu-set-xgmi-pstate-interface.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1764-drm-powerplay-Add-smu-set-xgmi-pstate-interface.patch new file mode 100644 index 00000000..4ce0566e --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1764-drm-powerplay-Add-smu-set-xgmi-pstate-interface.patch @@ -0,0 +1,75 @@ +From 5f58dbbb52013c2cbecdad86b4577a331a3c01c9 Mon Sep 17 00:00:00 2001 +From: shaoyunl <shaoyun.liu@amd.com> +Date: Thu, 11 Apr 2019 11:01:07 -0400 +Subject: [PATCH 1764/2940] drm/powerplay: Add smu set xgmi pstate interface + +XGMI pstate is controlled by SMU, driver need this interface to communicate +with SMU + +Change-Id: I7956cede942cddbe55cb0739a2ff055233915635 +Signed-off-by: shaoyunl <shaoyun.liu@amd.com> +Reviewed-by: Evan Quan <evan.quan@amd.com> +--- + drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 4 ++++ + drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 9 ++++++++- + 2 files changed, 12 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +index 26a7d2c7f4fa..c8b168b3413b 100644 +--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h ++++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +@@ -540,6 +540,8 @@ struct smu_funcs + int (*get_fan_speed_percent)(struct smu_context *smu, uint32_t *speed); + int (*set_fan_speed_percent)(struct smu_context *smu, uint32_t speed); + int (*set_fan_speed_rpm)(struct smu_context *smu, uint32_t speed); ++ int (*set_xgmi_pstate)(struct smu_context *smu, uint32_t pstate); ++ + }; + + #define smu_init_microcode(smu) \ +@@ -723,6 +725,8 @@ struct smu_funcs + ((smu)->funcs->get_sclk ? (smu)->funcs->get_sclk((smu), (low)) : 0) + #define smu_get_mclk(smu, low) \ + ((smu)->funcs->get_mclk ? (smu)->funcs->get_mclk((smu), (low)) : 0) ++#define smu_set_xgmi_pstate(smu, pstate) \ ++ ((smu)->funcs->set_xgmi_pstate ? (smu)->funcs->set_xgmi_pstate((smu), (pstate)) : 0) + + + extern int smu_get_atom_data_table(struct smu_context *smu, uint32_t table, +diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +index d2e2a4e2d0eb..c478b38662d0 100644 +--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c ++++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +@@ -1893,6 +1893,13 @@ static int smu_v11_0_set_fan_speed_rpm(struct smu_context *smu, + return ret; + } + ++static int smu_v11_0_set_xgmi_pstate(struct smu_context *smu, ++ uint32_t pstate) ++{ ++ /* send msg to SMU to set pstate */ ++ return 0; ++} ++ + static const struct smu_funcs smu_v11_0_funcs = { + .init_microcode = smu_v11_0_init_microcode, + .load_microcode = smu_v11_0_load_microcode, +@@ -1947,6 +1954,7 @@ static const struct smu_funcs smu_v11_0_funcs = { + .get_fan_speed_percent = smu_v11_0_get_fan_speed_percent, + .set_fan_speed_percent = smu_v11_0_set_fan_speed_percent, + .set_fan_speed_rpm = smu_v11_0_set_fan_speed_rpm, ++ .set_xgmi_pstate = smu_v11_0_set_xgmi_pstate, + }; + + void smu_v11_0_set_smu_funcs(struct smu_context *smu) +@@ -1954,7 +1962,6 @@ void smu_v11_0_set_smu_funcs(struct smu_context *smu) + struct amdgpu_device *adev = smu->adev; + + smu->funcs = &smu_v11_0_funcs; +- + switch (adev->asic_type) { + case CHIP_VEGA20: + vega20_set_ppt_funcs(smu); +-- +2.17.1 + |