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From 179da6a691de85b3669cc1d41dceb691d3295d7d Mon Sep 17 00:00:00 2001
From: Likun Gao <Likun.Gao@amd.com>
Date: Thu, 6 Dec 2018 13:44:29 +0800
Subject: [PATCH 1352/2940] drm/amd/powerplay: init microcode for smu11
Add function of init mircrocode for smu11.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 47 ++++++++++++++++++++++-
1 file changed, 46 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index a4fdc54ea5e2..57cd3b9111c0 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -26,11 +26,56 @@
#include "amdgpu_smu.h"
#include "smu_v11_0.h"
+MODULE_FIRMWARE("amdgpu/vega20_smc.bin");
+
static int smu_v11_0_init_microcode(struct smu_context *smu)
{
struct amdgpu_device *adev = smu->adev;
+ const char *chip_name;
+ char fw_name[30];
+ int err = 0;
+ const struct smc_firmware_header_v1_0 *hdr;
+ const struct common_firmware_header *header;
+ struct amdgpu_firmware_info *ucode = NULL;
- return 0;
+ switch (adev->asic_type) {
+ case CHIP_VEGA20:
+ chip_name = "vega20";
+ break;
+ default:
+ BUG();
+ }
+
+ snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_smc.bin", chip_name);
+
+ err = request_firmware(&adev->pm.fw, fw_name, adev->dev);
+ if (err)
+ goto out;
+ err = amdgpu_ucode_validate(adev->pm.fw);
+ if (err)
+ goto out;
+
+ hdr = (const struct smc_firmware_header_v1_0 *) adev->pm.fw->data;
+ amdgpu_ucode_print_smc_hdr(&hdr->header);
+ adev->pm.fw_version = le32_to_cpu(hdr->header.ucode_version);
+
+ if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+ ucode = &adev->firmware.ucode[AMDGPU_UCODE_ID_SMC];
+ ucode->ucode_id = AMDGPU_UCODE_ID_SMC;
+ ucode->fw = adev->pm.fw;
+ header = (const struct common_firmware_header *)ucode->fw->data;
+ adev->firmware.fw_size +=
+ ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
+ }
+
+out:
+ if (err) {
+ DRM_ERROR("smu_v11_0: Failed to load firmware \"%s\"\n",
+ fw_name);
+ release_firmware(adev->pm.fw);
+ adev->pm.fw = NULL;
+ }
+ return err;
}
static int smu_v11_0_load_microcode(struct smu_context *smu)
--
2.17.1
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