[PATCH 5/6] drm/amd/pm: wrapper for applying 2nd usb2.0 port workaround

[Evan Quan]

2nd usb2.0 port workaround wrapper.

Change-Id: I615d8a568b1f6623a060ba5081c2d2a1235f32b9
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
 drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h     | 1 +
 drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c   | 6 ++++++
 drivers/gpu/drm/amd/pm/swsmu/smu_internal.h | 1 +
 3 files changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
index cb96466605d5..3d6af881f507 100644
--- a/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
@@ -601,6 +601,7 @@ struct pptable_funcs {
 	int (*gpo_control)(struct smu_context *smu, bool enablement);
 	int (*gfx_state_change_set)(struct smu_context *smu, uint32_t state);
 	int (*set_fine_grain_gfx_freq_parameters)(struct smu_context *smu);
+	int (*notify_2nd_usb20_port)(struct smu_context *smu);
 };
 
 typedef enum {
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index e6ae722ca6e6..3515203df2c5 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -935,6 +935,12 @@ static int smu_smc_hw_setup(struct smu_context *smu)
 		return ret;
 	}
 
+	ret = smu_notify_2nd_usb20_port(smu);
+	if (ret) {
+		dev_err(adev->dev, "Failed to notify 2nd usb2.0 port!\n");
+		return ret;
+	}
+
 	ret = smu_set_driver_table_location(smu);
 	if (ret) {
 		dev_err(adev->dev, "Failed to SetDriverDramAddr!\n");
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_internal.h b/drivers/gpu/drm/amd/pm/swsmu/smu_internal.h
index 68d9464ababc..2eaec41dc808 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu_internal.h
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu_internal.h
@@ -91,6 +91,7 @@
 #define smu_post_init(smu)						smu_ppt_funcs(post_init, 0, smu)
 #define smu_gpo_control(smu, enablement)				smu_ppt_funcs(gpo_control, 0, smu, enablement)
 #define smu_set_fine_grain_gfx_freq_parameters(smu)					smu_ppt_funcs(set_fine_grain_gfx_freq_parameters, 0, smu)
+#define smu_notify_2nd_usb20_port(smu)					smu_ppt_funcs(notify_2nd_usb20_port, 0, smu)
 
 #endif
 #endif
-- 
2.29.0