[PATCH 6/9] drm/amdgpu: drop useless PSP APIs and structures

[Evan Quan]

Drop those useless APIs and structures.

Change-Id: I1350c0e7ec0b990a1178a0ce92f61e56dc8851b5
Signed-off-by: Evan Quan <evan.quan at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 66 +++++++++----------------
 drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h |  5 --
 2 files changed, 22 insertions(+), 49 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 2528fbcad275..f1ffe04b8c0f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -62,19 +62,6 @@
 		((psp)->funcs->smu_reload_quirk ? (psp)->funcs->smu_reload_quirk((psp)) : false)
 #define psp_mode1_reset(psp) \
 		((psp)->funcs->mode1_reset ? (psp)->funcs->mode1_reset((psp)) : false)
-#define amdgpu_psp_check_fw_loading_status(adev, i) \
-		(adev)->firmware.funcs->check_fw_loading_status((adev), (i))
-
-static void psp_set_funcs(struct amdgpu_device *adev);
-
-static int psp_early_init(void *handle)
-{
-	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-
-	psp_set_funcs(adev);
-
-	return 0;
-}
 
 static int psp_sw_init(void *handle)
 {
@@ -166,6 +153,26 @@ static int psp_hw_start(struct psp_context *psp)
 	return 0;
 }
 
+static bool psp_check_fw_loading_status(struct amdgpu_device *adev,
+					enum AMDGPU_UCODE_ID ucode_type)
+{
+	struct amdgpu_firmware_info *ucode = NULL;
+
+	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
+		DRM_INFO("firmware is not loaded by PSP\n");
+		return true;
+	}
+
+	if (!adev->firmware.fw_size)
+		return false;
+
+	ucode = &adev->firmware.ucode[ucode_type];
+	if (!ucode->fw || !ucode->ucode_size)
+		return false;
+
+	return psp_compare_sram_data(&adev->psp, ucode, ucode_type);
+}
+
 static int psp_np_fw_load(struct psp_context *psp)
 {
 	int i, ret;
@@ -198,7 +205,7 @@ static int psp_np_fw_load(struct psp_context *psp)
 
 #if 0
 		/* check if firmware loaded sucessfully */
-		if (!amdgpu_psp_check_fw_loading_status(adev, i))
+		if (!psp_check_fw_loading_status(adev, i))
 			return -EINVAL;
 #endif
 	}
@@ -413,25 +420,6 @@ int psp_gpu_reset(struct amdgpu_device *adev)
 	return psp_mode1_reset(&adev->psp);
 }
 
-static bool psp_check_fw_loading_status(struct amdgpu_device *adev,
-					enum AMDGPU_UCODE_ID ucode_type)
-{
-	struct amdgpu_firmware_info *ucode = NULL;
-
-	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
-		DRM_INFO("firmware is not loaded by PSP\n");
-		return true;
-	}
-
-	if (!adev->firmware.fw_size)
-		return false;
-
-	ucode = &adev->firmware.ucode[ucode_type];
-	if (!ucode->fw || !ucode->ucode_size)
-		return false;
-
-	return psp_compare_sram_data(&adev->psp, ucode, ucode_type);
-}
 
 static int psp_set_clockgating_state(void *handle,
 				     enum amd_clockgating_state state)
@@ -447,7 +435,7 @@ static int psp_set_powergating_state(void *handle,
 
 const struct amd_ip_funcs psp_ip_funcs = {
 	.name = "psp",
-	.early_init = psp_early_init,
+	.early_init = NULL,
 	.late_init = NULL,
 	.sw_init = psp_sw_init,
 	.sw_fini = psp_sw_fini,
@@ -463,16 +451,6 @@ const struct amd_ip_funcs psp_ip_funcs = {
 	.set_powergating_state = psp_set_powergating_state,
 };
 
-static const struct amdgpu_psp_funcs psp_funcs = {
-	.check_fw_loading_status = psp_check_fw_loading_status,
-};
-
-static void psp_set_funcs(struct amdgpu_device *adev)
-{
-	if (NULL == adev->firmware.funcs)
-		adev->firmware.funcs = &psp_funcs;
-}
-
 const struct amdgpu_ip_block_version psp_v3_1_ip_block =
 {
 	.type = AMD_IP_BLOCK_TYPE_PSP,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
index d65691b988fa..16900d4c8034 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
@@ -157,11 +157,6 @@ struct psp_context
 	struct psp_xgmi_context		xgmi_context;
 };
 
-struct amdgpu_psp_funcs {
-	bool (*check_fw_loading_status)(struct amdgpu_device *adev,
-					enum AMDGPU_UCODE_ID);
-};
-
 #define AMDGPU_XGMI_MAX_CONNECTED_NODES		64
 struct psp_xgmi_node_info {
 	uint64_t				node_id;
-- 
2.20.1