linux-kernel - [PATCH v7 41/45] drm/amd: Use `amdgpu_ucode

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Message-ID: <20230105170138.717-42-mario.limonciello@amd.com>
Date:   Thu, 5 Jan 2023 11:01:27 -0600
From:   Mario Limonciello <mario.limonciello@....com>
To:     Alex Deucher <alexander.deucher@....com>,
        <linux-kernel@...r.kernel.org>
CC:     Javier Martinez Canillas <javierm@...hat.com>,
        Carlos Soriano Sanchez <csoriano@...hat.com>,
        <amd-gfx@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>,
        David Airlie <airlied@...il.com>,
        "Daniel Vetter" <daniel@...ll.ch>, <christian.koenig@....com>,
        Lazar Lijo <Lijo.Lazar@....com>,
        Mario Limonciello <mario.limonciello@....com>,
        "Lijo Lazar" <lijo.lazar@....com>,
        "Pan, Xinhui" <Xinhui.Pan@....com>, David Airlie <airlied@...ux.ie>
Subject: [PATCH v7 41/45] drm/amd: Use `amdgpu_ucode_*` helpers for GPU info bin

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@....com>
Reviewed-by: Lijo Lazar <lijo.lazar@....com>
Signed-off-by: Mario Limonciello <mario.limonciello@....com>
---
v5->v6:
 * Adjust for amdgpu_ucode_release argument change
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index cdb681398a99..406d53ac3096 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1983,17 +1983,10 @@ static int amdgpu_device_parse_gpu_info_fw(struct amdgpu_device *adev)
 	}
 
 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_gpu_info.bin", chip_name);
-	err = request_firmware(&adev->firmware.gpu_info_fw, fw_name, adev->dev);
+	err = amdgpu_ucode_request(adev, &adev->firmware.gpu_info_fw, fw_name);
 	if (err) {
 		dev_err(adev->dev,
-			"Failed to load gpu_info firmware \"%s\"\n",
-			fw_name);
-		goto out;
-	}
-	err = amdgpu_ucode_validate(adev->firmware.gpu_info_fw);
-	if (err) {
-		dev_err(adev->dev,
-			"Failed to validate gpu_info firmware \"%s\"\n",
+			"Failed to get gpu_info firmware \"%s\"\n",
 			fw_name);
 		goto out;
 	}
@@ -4030,8 +4023,7 @@ void amdgpu_device_fini_sw(struct amdgpu_device *adev)
 
 	amdgpu_fence_driver_sw_fini(adev);
 	amdgpu_device_ip_fini(adev);
-	release_firmware(adev->firmware.gpu_info_fw);
-	adev->firmware.gpu_info_fw = NULL;
+	amdgpu_ucode_release(&adev->firmware.gpu_info_fw);
 	adev->accel_working = false;
 	dma_fence_put(rcu_dereference_protected(adev->gang_submit, true));
 
-- 
2.34.1