drm/amd/powerplay: add interface to notify memory pool location (v2)

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@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index 4f61ee954ea7e70249f19308b015789a7585aed1..e0a5597cf6c437304b2d929444affdd63204b287 100644 (file)
--- 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 213c0bc77c3e26f709307ceb82cdadbcd2c84eb7..46f0d178543fa67250090331fb81ca74df5c139a 100644 (file)
--- 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;