1 files changed, 77 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.h b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.h
new file mode 100644
index 000000000..105245d5b
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.h
@@ -0,0 +1,77 @@
+/*
+ * Copyright 2021 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.
+ *
+ */
+#ifndef __UMC_V6_7_H__
+#define __UMC_V6_7_H__
+
+#include "soc15_common.h"
+#include "amdgpu.h"
+
+/* EccErrCnt max value */
+#define UMC_V6_7_CE_CNT_MAX		0xffff
+/* umc ce interrupt threshold */
+#define UMC_V6_7_CE_INT_THRESHOLD	0xffff
+/* umc ce count initial value */
+#define UMC_V6_7_CE_CNT_INIT	(UMC_V6_7_CE_CNT_MAX - UMC_V6_7_CE_INT_THRESHOLD)
+
+#define UMC_V6_7_INST_DIST	0x40000
+
+/* number of umc channel instance with memory map register access */
+#define UMC_V6_7_UMC_INSTANCE_NUM		4
+/* number of umc instance with memory map register access */
+#define UMC_V6_7_CHANNEL_INSTANCE_NUM		8
+/* total channel instances in one umc block */
+#define UMC_V6_7_TOTAL_CHANNEL_NUM	(UMC_V6_7_CHANNEL_INSTANCE_NUM * UMC_V6_7_UMC_INSTANCE_NUM)
+/* one piece of normalizing address is mapped to 8 pieces of physical address */
+#define UMC_V6_7_NA_MAP_PA_NUM	8
+/* R14 bit shift should be considered, double the number */
+#define UMC_V6_7_BAD_PAGE_NUM_PER_CHANNEL	(UMC_V6_7_NA_MAP_PA_NUM * 2)
+/* The CH4 bit in SOC physical address */
+#define UMC_V6_7_PA_CH4_BIT	12
+/* The C2 bit in SOC physical address */
+#define UMC_V6_7_PA_C2_BIT	17
+/* The R14 bit in SOC physical address */
+#define UMC_V6_7_PA_R14_BIT	34
+/* UMC regiser per channel offset */
+#define UMC_V6_7_PER_CHANNEL_OFFSET		0x400
+
+/* XOR bit 20, 25, 34 of PA into CH4 bit (bit 12 of PA),
+ * hash bit is only effective when related setting is enabled
+ */
+#define CHANNEL_HASH(channel_idx, pa) (((channel_idx) >> 4) ^ \
+			(((pa)  >> 20) & 0x1ULL & adev->df.hash_status.hash_64k) ^ \
+			(((pa)  >> 25) & 0x1ULL & adev->df.hash_status.hash_2m) ^ \
+			(((pa)  >> 34) & 0x1ULL & adev->df.hash_status.hash_1g))
+#define SET_CHANNEL_HASH(channel_idx, pa) do { \
+		(pa) &= ~(0x1ULL << UMC_V6_7_PA_CH4_BIT); \
+		(pa) |= (CHANNEL_HASH(channel_idx, pa) << UMC_V6_7_PA_CH4_BIT); \
+	} while (0)
+
+extern struct amdgpu_umc_ras umc_v6_7_ras;
+extern const uint32_t
+	umc_v6_7_channel_idx_tbl_second[UMC_V6_7_UMC_INSTANCE_NUM][UMC_V6_7_CHANNEL_INSTANCE_NUM];
+extern const uint32_t
+	umc_v6_7_channel_idx_tbl_first[UMC_V6_7_UMC_INSTANCE_NUM][UMC_V6_7_CHANNEL_INSTANCE_NUM];
+void umc_v6_7_convert_error_address(struct amdgpu_device *adev,
+                                    struct ras_err_data *err_data, uint64_t err_addr,
+                                    uint32_t ch_inst, uint32_t umc_inst);
+#endif