[PATCH v7 36/45] drm/amd: Use `amdgpu_ucode_*` helpers for SDMA3.0

[Mario Limonciello]

The `amdgpu_ucode_request` helper will ensure that the return code for
missing firmware is -ENODEV so that early_init can fail.

The `amdgpu_ucode_release` helper is for symmetry on unloading.

Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Reviewed-by: Lijo Lazar <lijo.lazar@xxxxxxx>
Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
---
v5->v6:
 * Adjust for amdgpu_ucode_release argument change
---
 drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index 486d9b5c1b9e..e572389089d2 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -250,10 +250,9 @@ static void sdma_v3_0_init_golden_registers(struct amdgpu_device *adev)
 static void sdma_v3_0_free_microcode(struct amdgpu_device *adev)
 {
 	int i;
-	for (i = 0; i < adev->sdma.num_instances; i++) {
-		release_firmware(adev->sdma.instance[i].fw);
-		adev->sdma.instance[i].fw = NULL;
-	}
+
+	for (i = 0; i < adev->sdma.num_instances; i++)
+		amdgpu_ucode_release(&adev->sdma.instance[i].fw);
 }
 
 /**
@@ -309,10 +308,7 @@ static int sdma_v3_0_init_microcode(struct amdgpu_device *adev)
 			snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sdma.bin", chip_name);
 		else
 			snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_sdma1.bin", chip_name);
-		err = request_firmware(&adev->sdma.instance[i].fw, fw_name, adev->dev);
-		if (err)
-			goto out;
-		err = amdgpu_ucode_validate(adev->sdma.instance[i].fw);
+		err = amdgpu_ucode_request(adev, &adev->sdma.instance[i].fw, fw_name);
 		if (err)
 			goto out;
 		hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma.instance[i].fw->data;
@@ -332,10 +328,8 @@ static int sdma_v3_0_init_microcode(struct amdgpu_device *adev)
 out:
 	if (err) {
 		pr_err("sdma_v3_0: Failed to load firmware \"%s\"\n", fw_name);
-		for (i = 0; i < adev->sdma.num_instances; i++) {
-			release_firmware(adev->sdma.instance[i].fw);
-			adev->sdma.instance[i].fw = NULL;
-		}
+		for (i = 0; i < adev->sdma.num_instances; i++)
+			amdgpu_ucode_release(&adev->sdma.instance[i].fw);
 	}
 	return err;
 }
-- 
2.34.1