1 files changed, 474 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
new file mode 100644
index 000000000..b8280be62
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -0,0 +1,474 @@
+/*
+ * Copyright 2015 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ */
+#include <linux/list.h>
+#include <linux/pci.h>
+#include <linux/slab.h>
+
+#include <linux/firmware.h>
+#include <drm/amdgpu_drm.h>
+#include "amdgpu.h"
+#include "atom.h"
+#include "amdgpu_ucode.h"
+
+struct amdgpu_cgs_device {
+	struct cgs_device base;
+	struct amdgpu_device *adev;
+};
+
+#define CGS_FUNC_ADEV							\
+	struct amdgpu_device *adev =					\
+		((struct amdgpu_cgs_device *)cgs_device)->adev
+
+
+static uint32_t amdgpu_cgs_read_register(struct cgs_device *cgs_device, unsigned int offset)
+{
+	CGS_FUNC_ADEV;
+	return RREG32(offset);
+}
+
+static void amdgpu_cgs_write_register(struct cgs_device *cgs_device, unsigned int offset,
+				      uint32_t value)
+{
+	CGS_FUNC_ADEV;
+	WREG32(offset, value);
+}
+
+static uint32_t amdgpu_cgs_read_ind_register(struct cgs_device *cgs_device,
+					     enum cgs_ind_reg space,
+					     unsigned int index)
+{
+	CGS_FUNC_ADEV;
+	switch (space) {
+	case CGS_IND_REG__PCIE:
+		return RREG32_PCIE(index);
+	case CGS_IND_REG__SMC:
+		return RREG32_SMC(index);
+	case CGS_IND_REG__UVD_CTX:
+		return RREG32_UVD_CTX(index);
+	case CGS_IND_REG__DIDT:
+		return RREG32_DIDT(index);
+	case CGS_IND_REG_GC_CAC:
+		return RREG32_GC_CAC(index);
+	case CGS_IND_REG_SE_CAC:
+		return RREG32_SE_CAC(index);
+	case CGS_IND_REG__AUDIO_ENDPT:
+		DRM_ERROR("audio endpt register access not implemented.\n");
+		return 0;
+	default:
+		BUG();
+	}
+	WARN(1, "Invalid indirect register space");
+	return 0;
+}
+
+static void amdgpu_cgs_write_ind_register(struct cgs_device *cgs_device,
+					  enum cgs_ind_reg space,
+					  unsigned int index, uint32_t value)
+{
+	CGS_FUNC_ADEV;
+	switch (space) {
+	case CGS_IND_REG__PCIE:
+		return WREG32_PCIE(index, value);
+	case CGS_IND_REG__SMC:
+		return WREG32_SMC(index, value);
+	case CGS_IND_REG__UVD_CTX:
+		return WREG32_UVD_CTX(index, value);
+	case CGS_IND_REG__DIDT:
+		return WREG32_DIDT(index, value);
+	case CGS_IND_REG_GC_CAC:
+		return WREG32_GC_CAC(index, value);
+	case CGS_IND_REG_SE_CAC:
+		return WREG32_SE_CAC(index, value);
+	case CGS_IND_REG__AUDIO_ENDPT:
+		DRM_ERROR("audio endpt register access not implemented.\n");
+		return;
+	default:
+		BUG();
+	}
+	WARN(1, "Invalid indirect register space");
+}
+
+static uint32_t fw_type_convert(struct cgs_device *cgs_device, uint32_t fw_type)
+{
+	CGS_FUNC_ADEV;
+	enum AMDGPU_UCODE_ID result = AMDGPU_UCODE_ID_MAXIMUM;
+
+	switch (fw_type) {
+	case CGS_UCODE_ID_SDMA0:
+		result = AMDGPU_UCODE_ID_SDMA0;
+		break;
+	case CGS_UCODE_ID_SDMA1:
+		result = AMDGPU_UCODE_ID_SDMA1;
+		break;
+	case CGS_UCODE_ID_CP_CE:
+		result = AMDGPU_UCODE_ID_CP_CE;
+		break;
+	case CGS_UCODE_ID_CP_PFP:
+		result = AMDGPU_UCODE_ID_CP_PFP;
+		break;
+	case CGS_UCODE_ID_CP_ME:
+		result = AMDGPU_UCODE_ID_CP_ME;
+		break;
+	case CGS_UCODE_ID_CP_MEC:
+	case CGS_UCODE_ID_CP_MEC_JT1:
+		result = AMDGPU_UCODE_ID_CP_MEC1;
+		break;
+	case CGS_UCODE_ID_CP_MEC_JT2:
+		/* for VI. JT2 should be the same as JT1, because:
+			1, MEC2 and MEC1 use exactly same FW.
+			2, JT2 is not pached but JT1 is.
+		*/
+		if (adev->asic_type >= CHIP_TOPAZ)
+			result = AMDGPU_UCODE_ID_CP_MEC1;
+		else
+			result = AMDGPU_UCODE_ID_CP_MEC2;
+		break;
+	case CGS_UCODE_ID_RLC_G:
+		result = AMDGPU_UCODE_ID_RLC_G;
+		break;
+	case CGS_UCODE_ID_STORAGE:
+		result = AMDGPU_UCODE_ID_STORAGE;
+		break;
+	default:
+		DRM_ERROR("Firmware type not supported\n");
+	}
+	return result;
+}
+
+static uint16_t amdgpu_get_firmware_version(struct cgs_device *cgs_device,
+					enum cgs_ucode_id type)
+{
+	CGS_FUNC_ADEV;
+	uint16_t fw_version = 0;
+
+	switch (type) {
+	case CGS_UCODE_ID_SDMA0:
+		fw_version = adev->sdma.instance[0].fw_version;
+		break;
+	case CGS_UCODE_ID_SDMA1:
+		fw_version = adev->sdma.instance[1].fw_version;
+		break;
+	case CGS_UCODE_ID_CP_CE:
+		fw_version = adev->gfx.ce_fw_version;
+		break;
+	case CGS_UCODE_ID_CP_PFP:
+		fw_version = adev->gfx.pfp_fw_version;
+		break;
+	case CGS_UCODE_ID_CP_ME:
+		fw_version = adev->gfx.me_fw_version;
+		break;
+	case CGS_UCODE_ID_CP_MEC:
+		fw_version = adev->gfx.mec_fw_version;
+		break;
+	case CGS_UCODE_ID_CP_MEC_JT1:
+		fw_version = adev->gfx.mec_fw_version;
+		break;
+	case CGS_UCODE_ID_CP_MEC_JT2:
+		fw_version = adev->gfx.mec_fw_version;
+		break;
+	case CGS_UCODE_ID_RLC_G:
+		fw_version = adev->gfx.rlc_fw_version;
+		break;
+	case CGS_UCODE_ID_STORAGE:
+		break;
+	default:
+		DRM_ERROR("firmware type %d do not have version\n", type);
+		break;
+	}
+	return fw_version;
+}
+
+static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
+					enum cgs_ucode_id type,
+					struct cgs_firmware_info *info)
+{
+	CGS_FUNC_ADEV;
+
+	if (type != CGS_UCODE_ID_SMU && type != CGS_UCODE_ID_SMU_SK) {
+		uint64_t gpu_addr;
+		uint32_t data_size;
+		const struct gfx_firmware_header_v1_0 *header;
+		enum AMDGPU_UCODE_ID id;
+		struct amdgpu_firmware_info *ucode;
+
+		id = fw_type_convert(cgs_device, type);
+		ucode = &adev->firmware.ucode[id];
+		if (ucode->fw == NULL)
+			return -EINVAL;
+
+		gpu_addr  = ucode->mc_addr;
+		header = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data;
+		data_size = le32_to_cpu(header->header.ucode_size_bytes);
+
+		if ((type == CGS_UCODE_ID_CP_MEC_JT1) ||
+		    (type == CGS_UCODE_ID_CP_MEC_JT2)) {
+			gpu_addr += ALIGN(le32_to_cpu(header->header.ucode_size_bytes), PAGE_SIZE);
+			data_size = le32_to_cpu(header->jt_size) << 2;
+		}
+
+		info->kptr = ucode->kaddr;
+		info->image_size = data_size;
+		info->mc_addr = gpu_addr;
+		info->version = (uint16_t)le32_to_cpu(header->header.ucode_version);
+
+		if (type == CGS_UCODE_ID_CP_MEC)
+			info->image_size = le32_to_cpu(header->jt_offset) << 2;
+
+		info->fw_version = amdgpu_get_firmware_version(cgs_device, type);
+		info->feature_version = (uint16_t)le32_to_cpu(header->ucode_feature_version);
+	} else {
+		char fw_name[30] = {0};
+		int err = 0;
+		uint32_t ucode_size;
+		uint32_t ucode_start_address;
+		const uint8_t *src;
+		const struct smc_firmware_header_v1_0 *hdr;
+		const struct common_firmware_header *header;
+		struct amdgpu_firmware_info *ucode = NULL;
+
+		if (!adev->pm.fw) {
+			switch (adev->asic_type) {
+			case CHIP_TAHITI:
+				strcpy(fw_name, "radeon/tahiti_smc.bin");
+				break;
+			case CHIP_PITCAIRN:
+				if ((adev->pdev->revision == 0x81) &&
+				    ((adev->pdev->device == 0x6810) ||
+				    (adev->pdev->device == 0x6811))) {
+					info->is_kicker = true;
+					strcpy(fw_name, "radeon/pitcairn_k_smc.bin");
+				} else {
+					strcpy(fw_name, "radeon/pitcairn_smc.bin");
+				}
+				break;
+			case CHIP_VERDE:
+				if (((adev->pdev->device == 0x6820) &&
+					((adev->pdev->revision == 0x81) ||
+					(adev->pdev->revision == 0x83))) ||
+				    ((adev->pdev->device == 0x6821) &&
+					((adev->pdev->revision == 0x83) ||
+					(adev->pdev->revision == 0x87))) ||
+				    ((adev->pdev->revision == 0x87) &&
+					((adev->pdev->device == 0x6823) ||
+					(adev->pdev->device == 0x682b)))) {
+					info->is_kicker = true;
+					strcpy(fw_name, "radeon/verde_k_smc.bin");
+				} else {
+					strcpy(fw_name, "radeon/verde_smc.bin");
+				}
+				break;
+			case CHIP_OLAND:
+				if (((adev->pdev->revision == 0x81) &&
+					((adev->pdev->device == 0x6600) ||
+					(adev->pdev->device == 0x6604) ||
+					(adev->pdev->device == 0x6605) ||
+					(adev->pdev->device == 0x6610))) ||
+				    ((adev->pdev->revision == 0x83) &&
+					(adev->pdev->device == 0x6610))) {
+					info->is_kicker = true;
+					strcpy(fw_name, "radeon/oland_k_smc.bin");
+				} else {
+					strcpy(fw_name, "radeon/oland_smc.bin");
+				}
+				break;
+			case CHIP_HAINAN:
+				if (((adev->pdev->revision == 0x81) &&
+					(adev->pdev->device == 0x6660)) ||
+				    ((adev->pdev->revision == 0x83) &&
+					((adev->pdev->device == 0x6660) ||
+					(adev->pdev->device == 0x6663) ||
+					(adev->pdev->device == 0x6665) ||
+					 (adev->pdev->device == 0x6667)))) {
+					info->is_kicker = true;
+					strcpy(fw_name, "radeon/hainan_k_smc.bin");
+				} else if ((adev->pdev->revision == 0xc3) &&
+					 (adev->pdev->device == 0x6665)) {
+					info->is_kicker = true;
+					strcpy(fw_name, "radeon/banks_k_2_smc.bin");
+				} else {
+					strcpy(fw_name, "radeon/hainan_smc.bin");
+				}
+				break;
+			case CHIP_BONAIRE:
+				if ((adev->pdev->revision == 0x80) ||
+					(adev->pdev->revision == 0x81) ||
+					(adev->pdev->device == 0x665f)) {
+					info->is_kicker = true;
+					strcpy(fw_name, "amdgpu/bonaire_k_smc.bin");
+				} else {
+					strcpy(fw_name, "amdgpu/bonaire_smc.bin");
+				}
+				break;
+			case CHIP_HAWAII:
+				if (adev->pdev->revision == 0x80) {
+					info->is_kicker = true;
+					strcpy(fw_name, "amdgpu/hawaii_k_smc.bin");
+				} else {
+					strcpy(fw_name, "amdgpu/hawaii_smc.bin");
+				}
+				break;
+			case CHIP_TOPAZ:
+				if (((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0x81)) ||
+				    ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0x83)) ||
+				    ((adev->pdev->device == 0x6907) && (adev->pdev->revision == 0x87)) ||
+				    ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0xD1)) ||
+				    ((adev->pdev->device == 0x6900) && (adev->pdev->revision == 0xD3))) {
+					info->is_kicker = true;
+					strcpy(fw_name, "amdgpu/topaz_k_smc.bin");
+				} else
+					strcpy(fw_name, "amdgpu/topaz_smc.bin");
+				break;
+			case CHIP_TONGA:
+				if (((adev->pdev->device == 0x6939) && (adev->pdev->revision == 0xf1)) ||
+				    ((adev->pdev->device == 0x6938) && (adev->pdev->revision == 0xf1))) {
+					info->is_kicker = true;
+					strcpy(fw_name, "amdgpu/tonga_k_smc.bin");
+				} else
+					strcpy(fw_name, "amdgpu/tonga_smc.bin");
+				break;
+			case CHIP_FIJI:
+				strcpy(fw_name, "amdgpu/fiji_smc.bin");
+				break;
+			case CHIP_POLARIS11:
+				if (type == CGS_UCODE_ID_SMU) {
+					if (ASICID_IS_P21(adev->pdev->device, adev->pdev->revision)) {
+						info->is_kicker = true;
+						strcpy(fw_name, "amdgpu/polaris11_k_smc.bin");
+					} else if (ASICID_IS_P31(adev->pdev->device, adev->pdev->revision)) {
+						info->is_kicker = true;
+						strcpy(fw_name, "amdgpu/polaris11_k2_smc.bin");
+					} else {
+						strcpy(fw_name, "amdgpu/polaris11_smc.bin");
+					}
+				} else if (type == CGS_UCODE_ID_SMU_SK) {
+					strcpy(fw_name, "amdgpu/polaris11_smc_sk.bin");
+				}
+				break;
+			case CHIP_POLARIS10:
+				if (type == CGS_UCODE_ID_SMU) {
+					if (ASICID_IS_P20(adev->pdev->device, adev->pdev->revision)) {
+						info->is_kicker = true;
+						strcpy(fw_name, "amdgpu/polaris10_k_smc.bin");
+					} else if (ASICID_IS_P30(adev->pdev->device, adev->pdev->revision)) {
+						info->is_kicker = true;
+						strcpy(fw_name, "amdgpu/polaris10_k2_smc.bin");
+					} else {
+						strcpy(fw_name, "amdgpu/polaris10_smc.bin");
+					}
+				} else if (type == CGS_UCODE_ID_SMU_SK) {
+					strcpy(fw_name, "amdgpu/polaris10_smc_sk.bin");
+				}
+				break;
+			case CHIP_POLARIS12:
+				if (ASICID_IS_P23(adev->pdev->device, adev->pdev->revision)) {
+					info->is_kicker = true;
+					strcpy(fw_name, "amdgpu/polaris12_k_smc.bin");
+				} else {
+					strcpy(fw_name, "amdgpu/polaris12_smc.bin");
+				}
+				break;
+			case CHIP_VEGAM:
+				strcpy(fw_name, "amdgpu/vegam_smc.bin");
+				break;
+			case CHIP_VEGA10:
+				if ((adev->pdev->device == 0x687f) &&
+					((adev->pdev->revision == 0xc0) ||
+					(adev->pdev->revision == 0xc1) ||
+					(adev->pdev->revision == 0xc3)))
+					strcpy(fw_name, "amdgpu/vega10_acg_smc.bin");
+				else
+					strcpy(fw_name, "amdgpu/vega10_smc.bin");
+				break;
+			case CHIP_VEGA12:
+				strcpy(fw_name, "amdgpu/vega12_smc.bin");
+				break;
+			case CHIP_VEGA20:
+				strcpy(fw_name, "amdgpu/vega20_smc.bin");
+				break;
+			default:
+				DRM_ERROR("SMC firmware not supported\n");
+				return -EINVAL;
+			}
+
+			err = amdgpu_ucode_request(adev, &adev->pm.fw, fw_name);
+			if (err) {
+				DRM_ERROR("Failed to load firmware \"%s\"", fw_name);
+				amdgpu_ucode_release(&adev->pm.fw);
+				return err;
+			}
+
+			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);
+			}
+		}
+
+		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);
+		ucode_size = le32_to_cpu(hdr->header.ucode_size_bytes);
+		ucode_start_address = le32_to_cpu(hdr->ucode_start_addr);
+		src = (const uint8_t *)(adev->pm.fw->data +
+		       le32_to_cpu(hdr->header.ucode_array_offset_bytes));
+
+		info->version = adev->pm.fw_version;
+		info->image_size = ucode_size;
+		info->ucode_start_address = ucode_start_address;
+		info->kptr = (void *)src;
+	}
+	return 0;
+}
+
+static const struct cgs_ops amdgpu_cgs_ops = {
+	.read_register = amdgpu_cgs_read_register,
+	.write_register = amdgpu_cgs_write_register,
+	.read_ind_register = amdgpu_cgs_read_ind_register,
+	.write_ind_register = amdgpu_cgs_write_ind_register,
+	.get_firmware_info = amdgpu_cgs_get_firmware_info,
+};
+
+struct cgs_device *amdgpu_cgs_create_device(struct amdgpu_device *adev)
+{
+	struct amdgpu_cgs_device *cgs_device =
+		kmalloc(sizeof(*cgs_device), GFP_KERNEL);
+
+	if (!cgs_device) {
+		DRM_ERROR("Couldn't allocate CGS device structure\n");
+		return NULL;
+	}
+
+	cgs_device->base.ops = &amdgpu_cgs_ops;
+	cgs_device->adev = adev;
+
+	return (struct cgs_device *)cgs_device;
+}
+
+void amdgpu_cgs_destroy_device(struct cgs_device *cgs_device)
+{
+	kfree(cgs_device);
+}