Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf...

[linux.git] / drivers / gpu / drm / amd / amdgpu / amdgpu_mes.c

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
index 0c546245793b9c292851db1098ce14c2f27fe734..82e27bd4f038363f155277995639e2d315b9eb26 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c
@@ -21,6 +21,8 @@
  *
  */
 
+#include <linux/firmware.h>
+
 #include "amdgpu_mes.h"
 #include "amdgpu.h"
 #include "soc15_common.h"
@@ -1423,3 +1425,60 @@ error_pasid:
        kfree(vm);
        return 0;
 }
+
+int amdgpu_mes_init_microcode(struct amdgpu_device *adev, int pipe)
+{
+       const struct mes_firmware_header_v1_0 *mes_hdr;
+       struct amdgpu_firmware_info *info;
+       char ucode_prefix[30];
+       char fw_name[40];
+       int r;
+
+       amdgpu_ucode_ip_version_decode(adev, GC_HWIP, ucode_prefix, sizeof(ucode_prefix));
+       snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mes%s.bin",
+               ucode_prefix,
+               pipe == AMDGPU_MES_SCHED_PIPE ? "" : "1");
+       r = amdgpu_ucode_request(adev, &adev->mes.fw[pipe], fw_name);
+       if (r)
+               goto out;
+
+       mes_hdr = (const struct mes_firmware_header_v1_0 *)
+               adev->mes.fw[pipe]->data;
+       adev->mes.uc_start_addr[pipe] =
+               le32_to_cpu(mes_hdr->mes_uc_start_addr_lo) |
+               ((uint64_t)(le32_to_cpu(mes_hdr->mes_uc_start_addr_hi)) << 32);
+       adev->mes.data_start_addr[pipe] =
+               le32_to_cpu(mes_hdr->mes_data_start_addr_lo) |
+               ((uint64_t)(le32_to_cpu(mes_hdr->mes_data_start_addr_hi)) << 32);
+
+       if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+               int ucode, ucode_data;
+
+               if (pipe == AMDGPU_MES_SCHED_PIPE) {
+                       ucode = AMDGPU_UCODE_ID_CP_MES;
+                       ucode_data = AMDGPU_UCODE_ID_CP_MES_DATA;
+               } else {
+                       ucode = AMDGPU_UCODE_ID_CP_MES1;
+                       ucode_data = AMDGPU_UCODE_ID_CP_MES1_DATA;
+               }
+
+               info = &adev->firmware.ucode[ucode];
+               info->ucode_id = ucode;
+               info->fw = adev->mes.fw[pipe];
+               adev->firmware.fw_size +=
+                       ALIGN(le32_to_cpu(mes_hdr->mes_ucode_size_bytes),
+                             PAGE_SIZE);
+
+               info = &adev->firmware.ucode[ucode_data];
+               info->ucode_id = ucode_data;
+               info->fw = adev->mes.fw[pipe];
+               adev->firmware.fw_size +=
+                       ALIGN(le32_to_cpu(mes_hdr->mes_ucode_data_size_bytes),
+                             PAGE_SIZE);
+       }
+
+       return 0;
+out:
+       amdgpu_ucode_release(&adev->mes.fw[pipe]);
+       return r;
+}