[Public]
Series is -
Reviewed-by: Lijo Lazar <[email protected]>
Thanks,
Lijo
-----Original Message-----
From: Wang, Yang(Kevin) <[email protected]>
Sent: Thursday, September 4, 2025 8:43 AM
To: [email protected]
Cc: Deucher, Alexander <[email protected]>; Zhang, Hawking
<[email protected]>; Lazar, Lijo <[email protected]>
Subject: [PATCH 1/5] drm/amd/pm: unified smu feature cap interface
add a unified interface to provide smu feature cap set.
Signed-off-by: Yang Wang <[email protected]>
---
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 29 +++++++++++++++++++
drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h | 12 ++++++++
2 files changed, 41 insertions(+)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index c5965924e7c6..52b93642a26e 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -1316,6 +1316,33 @@ 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; @@ -1348,6 +1375,8 @@
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 5dd49eca598d..b0f5790051d6 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h
@@ -527,6 +527,14 @@ 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;
@@ -549,6 +557,7 @@ 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;
@@ -1787,4 +1796,7 @@ 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
--
2.34.1
