[PATCH 1/5] drm/amd/pm: unified smu feature cap interface

[Yang Wang]

add a unified interface to provide smu feature cap set.

Signed-off-by: Yang Wang <kevinyang.w...@amd.com>
---
 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