[PATCH v6 31/45] drm/amd: Use `amdgpu_ucode_*` helpers for GFX8

Mario Limonciello
2023-01-05T03:47:01Z

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@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
v5->v6:
* Adjust for amdgpu_ucode_release argument change
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 94 ++++++++++-----------------
1 file changed, 33 insertions(+), 61 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index d47135606e3e..04577e5234ae 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -924,20 +924,14 @@ static int gfx_v8_0_ring_test_ib(struct amdgpu_ring *ring, long timeout)

static void gfx_v8_0_free_microcode(struct amdgpu_device *adev)
{
- release_firmware(adev->gfx.pfp_fw);
- adev->gfx.pfp_fw = NULL;
- release_firmware(adev->gfx.me_fw);
- adev->gfx.me_fw = NULL;
- release_firmware(adev->gfx.ce_fw);
- adev->gfx.ce_fw = NULL;
- release_firmware(adev->gfx.rlc_fw);
- adev->gfx.rlc_fw = NULL;
- release_firmware(adev->gfx.mec_fw);
- adev->gfx.mec_fw = NULL;
+ amdgpu_ucode_release(&adev->gfx.pfp_fw);
+ amdgpu_ucode_release(&adev->gfx.me_fw);
+ amdgpu_ucode_release(&adev->gfx.ce_fw);
+ amdgpu_ucode_release(&adev->gfx.rlc_fw);
+ amdgpu_ucode_release(&adev->gfx.mec_fw);
if ((adev->asic_type != CHIP_STONEY) &&
(adev->asic_type != CHIP_TOPAZ))
- release_firmware(adev->gfx.mec2_fw);
- adev->gfx.mec2_fw = NULL;
+ amdgpu_ucode_release(&adev->gfx.mec2_fw);

kfree(adev->gfx.rlc.register_list_format);
}
@@ -989,18 +983,15 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)

if (adev->asic_type >= CHIP_POLARIS10 && adev->asic_type <= CHIP_POLARIS12) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp_2.bin", chip_name);
- err = request_firmware(&adev->gfx.pfp_fw, fw_name, adev->dev);
- if (err == -ENOENT) {
+ err = amdgpu_ucode_request(adev, &adev->gfx.pfp_fw, fw_name);
+ if (err == -ENODEV) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp.bin", chip_name);
- err = request_firmware(&adev->gfx.pfp_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.pfp_fw, fw_name);
}
} else {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_pfp.bin", chip_name);
- err = request_firmware(&adev->gfx.pfp_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.pfp_fw, fw_name);
}
- if (err)
- goto out;
- err = amdgpu_ucode_validate(adev->gfx.pfp_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.pfp_fw->data;
@@ -1009,18 +1000,15 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)

if (adev->asic_type >= CHIP_POLARIS10 && adev->asic_type <= CHIP_POLARIS12) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me_2.bin", chip_name);
- err = request_firmware(&adev->gfx.me_fw, fw_name, adev->dev);
- if (err == -ENOENT) {
+ err = amdgpu_ucode_request(adev, &adev->gfx.me_fw, fw_name);
+ if (err == -ENODEV) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me.bin", chip_name);
- err = request_firmware(&adev->gfx.me_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.me_fw, fw_name);
}
} else {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_me.bin", chip_name);
- err = request_firmware(&adev->gfx.me_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.me_fw, fw_name);
}
- if (err)
- goto out;
- err = amdgpu_ucode_validate(adev->gfx.me_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.me_fw->data;
@@ -1030,18 +1018,15 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)

if (adev->asic_type >= CHIP_POLARIS10 && adev->asic_type <= CHIP_POLARIS12) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce_2.bin", chip_name);
- err = request_firmware(&adev->gfx.ce_fw, fw_name, adev->dev);
- if (err == -ENOENT) {
+ err = amdgpu_ucode_request(adev, &adev->gfx.ce_fw, fw_name);
+ if (err == -ENODEV) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce.bin", chip_name);
- err = request_firmware(&adev->gfx.ce_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.ce_fw, fw_name);
}
} else {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_ce.bin", chip_name);
- err = request_firmware(&adev->gfx.ce_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.ce_fw, fw_name);
}
- if (err)
- goto out;
- err = amdgpu_ucode_validate(adev->gfx.ce_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.ce_fw->data;
@@ -1060,10 +1045,9 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)
adev->virt.chained_ib_support = false;

snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_rlc.bin", chip_name);
- err = request_firmware(&adev->gfx.rlc_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.rlc_fw, fw_name);
if (err)
goto out;
- err = amdgpu_ucode_validate(adev->gfx.rlc_fw);
rlc_hdr = (const struct rlc_firmware_header_v2_0 *)adev->gfx.rlc_fw->data;
adev->gfx.rlc_fw_version = le32_to_cpu(rlc_hdr->header.ucode_version);
adev->gfx.rlc_feature_version = le32_to_cpu(rlc_hdr->ucode_feature_version);
@@ -1110,18 +1094,15 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)

if (adev->asic_type >= CHIP_POLARIS10 && adev->asic_type <= CHIP_POLARIS12) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec_2.bin", chip_name);
- err = request_firmware(&adev->gfx.mec_fw, fw_name, adev->dev);
- if (err == -ENOENT) {
+ err = amdgpu_ucode_request(adev, &adev->gfx.mec_fw, fw_name);
+ if (err == -ENODEV) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec.bin", chip_name);
- err = request_firmware(&adev->gfx.mec_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.mec_fw, fw_name);
}
} else {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec.bin", chip_name);
- err = request_firmware(&adev->gfx.mec_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.mec_fw, fw_name);
}
- if (err)
- goto out;
- err = amdgpu_ucode_validate(adev->gfx.mec_fw);
if (err)
goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data;
@@ -1132,19 +1113,16 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)
(adev->asic_type != CHIP_TOPAZ)) {
if (adev->asic_type >= CHIP_POLARIS10 && adev->asic_type <= CHIP_POLARIS12) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2_2.bin", chip_name);
- err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
- if (err == -ENOENT) {
+ err = amdgpu_ucode_request(adev, &adev->gfx.mec2_fw, fw_name);
+ if (err == -ENODEV) {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
- err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.mec2_fw, fw_name);
}
} else {
snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mec2.bin", chip_name);
- err = request_firmware(&adev->gfx.mec2_fw, fw_name, adev->dev);
+ err = amdgpu_ucode_request(adev, &adev->gfx.mec2_fw, fw_name);
}
if (!err) {
- err = amdgpu_ucode_validate(adev->gfx.mec2_fw);
- if (err)
- goto out;
cp_hdr = (const struct gfx_firmware_header_v1_0 *)
adev->gfx.mec2_fw->data;
adev->gfx.mec2_fw_version =
@@ -1219,18 +1197,12 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev)
dev_err(adev->dev,
"gfx8: Failed to load firmware \"%s\"\n",
fw_name);
- release_firmware(adev->gfx.pfp_fw);
- adev->gfx.pfp_fw = NULL;
- release_firmware(adev->gfx.me_fw);
- adev->gfx.me_fw = NULL;
- release_firmware(adev->gfx.ce_fw);
- adev->gfx.ce_fw = NULL;
- release_firmware(adev->gfx.rlc_fw);
- adev->gfx.rlc_fw = NULL;
- release_firmware(adev->gfx.mec_fw);
- adev->gfx.mec_fw = NULL;
- release_firmware(adev->gfx.mec2_fw);
- adev->gfx.mec2_fw = NULL;
+ amdgpu_ucode_release(&adev->gfx.pfp_fw);
+ amdgpu_ucode_release(&adev->gfx.me_fw);
+ amdgpu_ucode_release(&adev->gfx.ce_fw);
+ amdgpu_ucode_release(&adev->gfx.rlc_fw);
+ amdgpu_ucode_release(&adev->gfx.mec_fw);
+ amdgpu_ucode_release(&adev->gfx.mec2_fw);
}
return err;
}
--
2.34.1