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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.patch75
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
+