This patch adds interface to notify memory pool location for smu.
It's to use msg SetSystemVirtualDramAddr and DramLogSetDramAddr can notify pool
location.
v2: add detailed info to describe this function
Signed-off-by: Huang Rui <ray.huang@xxxxxxx>
---
drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 8 ++++++++
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 +++
2 files changed, 11 insertions(+)
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 4f61ee9..e0a5597 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -262,6 +262,14 @@ static int smu_hw_init(void *handle)
if (ret)
goto failed;
+ /*
+ * Use msg SetSystemVirtualDramAddr and DramLogSetDramAddr can notify
+ * pool location.
+ */
+ ret = smu_notify_memory_pool_location(smu);
+ if (ret)
+ goto failed;
+
mutex_unlock(&smu->mutex);
pr_info("SMU is initialized successfully!\n");
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index 213c0bc..46f0d17 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -48,6 +48,7 @@ struct smu_funcs
int (*write_pptable)(struct smu_context *smu);
int (*set_min_dcef_deep_sleep)(struct smu_context *smu);
int (*set_tool_table_location)(struct smu_context *smu);
+ int (*notify_memory_pool_location)(struct smu_context *smu);
};
#define smu_init_microcode(smu) \
@@ -78,6 +79,8 @@ struct smu_funcs
((smu)->funcs->set_min_dcef_deep_sleep ? (smu)->funcs->set_min_dcef_deep_sleep((smu)) : 0)
#define smu_set_tool_table_location(smu) \
((smu)->funcs->set_tool_table_location ? (smu)->funcs->set_tool_table_location((smu)) : 0)
+#define smu_notify_memory_pool_location(smu) \
+ ((smu)->funcs->notify_memory_pool_location ? (smu)->funcs->notify_memory_pool_location((smu)) : 0)
extern const struct amd_ip_funcs smu_ip_funcs;
--
2.7.4
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