Merge tag 'amd-drm-next-6.1-2022-09-30' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-next-6.1-2022-09-30:

amdgpu:
- RLC FW code cleanup
- RLC fixes for GC 11.x
- SMU 13.x fixes
- CP FW code cleanup
- SDMA FW code cleanup
- GC 11.x fixes
- DCN 3.2.x fixes
- DCN 3.1.4 fixes
- Misc fixes
- RAS fixes
- SR-IOV fixes
- VCN 4.x fixes

amdkfd:
- GC 11.x fixes
- Xnack fixes
- UBSAN warning fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220930162012.5823-1-alexander.deucher@amd.com

1 files changed, 133 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
index 42c1f050542f..3949b7e3907f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sdma.c
@@ -21,6 +21,7 @@
  *
  */
 
+#include <linux/firmware.h>
 #include "amdgpu.h"
 #include "amdgpu_sdma.h"
 #include "amdgpu_ras.h"
@@ -150,3 +151,135 @@ int amdgpu_sdma_process_ecc_irq(struct amdgpu_device *adev,
 	amdgpu_ras_interrupt_dispatch(adev, &ih_data);
 	return 0;
 }
+
+static int amdgpu_sdma_init_inst_ctx(struct amdgpu_sdma_instance *sdma_inst)
+{
+	int err = 0;
+	uint16_t version_major;
+	const struct common_firmware_header *header = NULL;
+	const struct sdma_firmware_header_v1_0 *hdr;
+	const struct sdma_firmware_header_v2_0 *hdr_v2;
+
+	err = amdgpu_ucode_validate(sdma_inst->fw);
+	if (err)
+		return err;
+
+	header = (const struct common_firmware_header *)
+		sdma_inst->fw->data;
+	version_major = le16_to_cpu(header->header_version_major);
+
+	switch (version_major) {
+	case 1:
+		hdr = (const struct sdma_firmware_header_v1_0 *)sdma_inst->fw->data;
+		sdma_inst->fw_version = le32_to_cpu(hdr->header.ucode_version);
+		sdma_inst->feature_version = le32_to_cpu(hdr->ucode_feature_version);
+		break;
+	case 2:
+		hdr_v2 = (const struct sdma_firmware_header_v2_0 *)sdma_inst->fw->data;
+		sdma_inst->fw_version = le32_to_cpu(hdr_v2->header.ucode_version);
+		sdma_inst->feature_version = le32_to_cpu(hdr_v2->ucode_feature_version);
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (sdma_inst->feature_version >= 20)
+		sdma_inst->burst_nop = true;
+
+	return 0;
+}
+
+void amdgpu_sdma_destroy_inst_ctx(struct amdgpu_device *adev,
+				  bool duplicate)
+{
+	int i;
+
+	for (i = 0; i < adev->sdma.num_instances; i++) {
+		release_firmware(adev->sdma.instance[i].fw);
+		if (duplicate)
+			break;
+	}
+
+	memset((void *)adev->sdma.instance, 0,
+	       sizeof(struct amdgpu_sdma_instance) * AMDGPU_MAX_SDMA_INSTANCES);
+}
+
+int amdgpu_sdma_init_microcode(struct amdgpu_device *adev,
+			       char *fw_name, u32 instance,
+			       bool duplicate)
+{
+	struct amdgpu_firmware_info *info = NULL;
+	const struct common_firmware_header *header = NULL;
+	int err = 0, i;
+	const struct sdma_firmware_header_v2_0 *sdma_hdr;
+	uint16_t version_major;
+
+	err = request_firmware(&adev->sdma.instance[instance].fw, fw_name, adev->dev);
+	if (err)
+		goto out;
+
+	header = (const struct common_firmware_header *)
+		adev->sdma.instance[instance].fw->data;
+	version_major = le16_to_cpu(header->header_version_major);
+
+	if ((duplicate && instance) || (!duplicate && version_major > 1))
+		return -EINVAL;
+
+	err = amdgpu_sdma_init_inst_ctx(&adev->sdma.instance[instance]);
+	if (err)
+		goto out;
+
+	if (duplicate) {
+		for (i = 1; i < adev->sdma.num_instances; i++)
+			memcpy((void *)&adev->sdma.instance[i],
+			       (void *)&adev->sdma.instance[0],
+			       sizeof(struct amdgpu_sdma_instance));
+	}
+
+	if (amdgpu_sriov_vf(adev))
+		return 0;
+
+	DRM_DEBUG("psp_load == '%s'\n",
+		  adev->firmware.load_type == AMDGPU_FW_LOAD_PSP ? "true" : "false");
+
+	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
+		switch (version_major) {
+		case 1:
+			for (i = 0; i < adev->sdma.num_instances; i++) {
+				if (!duplicate && (instance != i))
+					continue;
+				else {
+					info = &adev->firmware.ucode[AMDGPU_UCODE_ID_SDMA0 + i];
+					info->ucode_id = AMDGPU_UCODE_ID_SDMA0 + i;
+					info->fw = adev->sdma.instance[i].fw;
+					adev->firmware.fw_size +=
+						ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE);
+				}
+			}
+			break;
+		case 2:
+			sdma_hdr = (const struct sdma_firmware_header_v2_0 *)
+				adev->sdma.instance[0].fw->data;
+			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_SDMA_UCODE_TH0];
+			info->ucode_id = AMDGPU_UCODE_ID_SDMA_UCODE_TH0;
+			info->fw = adev->sdma.instance[0].fw;
+			adev->firmware.fw_size +=
+				ALIGN(le32_to_cpu(sdma_hdr->ctx_ucode_size_bytes), PAGE_SIZE);
+			info = &adev->firmware.ucode[AMDGPU_UCODE_ID_SDMA_UCODE_TH1];
+			info->ucode_id = AMDGPU_UCODE_ID_SDMA_UCODE_TH1;
+			info->fw = adev->sdma.instance[0].fw;
+			adev->firmware.fw_size +=
+				ALIGN(le32_to_cpu(sdma_hdr->ctl_ucode_size_bytes), PAGE_SIZE);
+			break;
+		default:
+			return -EINVAL;
+		}
+	}
+
+out:
+	if (err) {
+		DRM_ERROR("SDMA: Failed to init firmware \"%s\"\n", fw_name);
+		amdgpu_sdma_destroy_inst_ctx(adev, duplicate);
+	}
+	return err;
+}