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authorYang Wang <kevinyang.wang@amd.com>2025-09-04 08:52:53 +0800
committerAlex Deucher <alexander.deucher@amd.com>2025-09-15 16:55:58 -0400
commitefbacd8aeace6e0ab161e3254eb5e73fc6a85bf2 (patch)
tree3324f0aef09121ba89b6e2521614a06040c70c9c /drivers/gpu/drm/amd/pm
parentdrm/amd/pm: Allow to set power cap in vf mode (diff)
downloadlinux-efbacd8aeace6e0ab161e3254eb5e73fc6a85bf2.tar.gz
linux-efbacd8aeace6e0ab161e3254eb5e73fc6a85bf2.zip
drm/amd/pm: unified smu feature cap interface
add a unified interface to provide smu feature cap set. Signed-off-by: Yang Wang <kevinyang.wang@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm')
-rw-r--r--drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c29
-rw-r--r--drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h12
2 files changed, 41 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index f6022c2ae361..c9ba9625e85e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1315,6 +1315,33 @@ static void smu_init_power_profile(struct smu_context *smu)
smu_power_profile_mode_get(smu, smu->power_profile_mode);
}
+void smu_feature_cap_set(struct smu_context *smu, enum smu_feature_cap_id fea_id)
+{
+ struct smu_feature_cap *fea_cap = &smu->fea_cap;
+
+ if (fea_id >= SMU_FEATURE_CAP_ID__COUNT)
+ return;
+
+ set_bit(fea_id, fea_cap->cap_map);
+}
+
+bool smu_feature_cap_test(struct smu_context *smu, enum smu_feature_cap_id fea_id)
+{
+ struct smu_feature_cap *fea_cap = &smu->fea_cap;
+
+ if (fea_id >= SMU_FEATURE_CAP_ID__COUNT)
+ return false;
+
+ return test_bit(fea_id, fea_cap->cap_map);
+}
+
+static void smu_feature_cap_init(struct smu_context *smu)
+{
+ struct smu_feature_cap *fea_cap = &smu->fea_cap;
+
+ bitmap_zero(fea_cap->cap_map, SMU_FEATURE_CAP_ID__COUNT);
+}
+
static int smu_sw_init(struct amdgpu_ip_block *ip_block)
{
struct amdgpu_device *adev = ip_block->adev;
@@ -1347,6 +1374,8 @@ static int smu_sw_init(struct amdgpu_ip_block *ip_block)
INIT_DELAYED_WORK(&smu->swctf_delayed_work,
smu_swctf_delayed_work_handler);
+ smu_feature_cap_init(smu);
+
ret = smu_smc_table_sw_init(smu);
if (ret) {
dev_err(adev->dev, "Failed to sw init smc table!\n");
diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
index 5976eda80035..ba1bab4b7036 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
@@ -528,6 +528,14 @@ enum smu_fw_status {
*/
#define SMU_WBRF_EVENT_HANDLING_PACE 10
+enum smu_feature_cap_id {
+ SMU_FEATURE_CAP_ID__COUNT,
+};
+
+struct smu_feature_cap {
+ DECLARE_BITMAP(cap_map, SMU_FEATURE_CAP_ID__COUNT);
+};
+
struct smu_context {
struct amdgpu_device *adev;
struct amdgpu_irq_src irq_source;
@@ -550,6 +558,7 @@ struct smu_context {
struct amd_pp_display_configuration *display_config;
struct smu_baco_context smu_baco;
struct smu_temperature_range thermal_range;
+ struct smu_feature_cap fea_cap;
void *od_settings;
struct smu_umd_pstate_table pstate_table;
@@ -1788,4 +1797,7 @@ ssize_t smu_get_pm_policy_info(struct smu_context *smu,
enum pp_pm_policy p_type, char *sysbuf);
#endif
+
+void smu_feature_cap_set(struct smu_context *smu, enum smu_feature_cap_id fea_id);
+bool smu_feature_cap_test(struct smu_context *smu, enum smu_feature_cap_id fea_id);
#endif