drm/amdgpu: add umc ras functions for umc v8_10_0

1. Support query umc ras error counter.
2. Support ras umc ue error address remapping.

Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Alexander Deucher <Alexander.Deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 70 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h
new file mode 100644
index 000000000000..849ede88e111
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v8_10.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright 2022 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_V8_10_H__
+#define __UMC_V8_10_H__
+
+#include "soc15_common.h"
+#include "amdgpu.h"
+
+/* number of umc channel instance with memory map register access */
+#define UMC_V8_10_CHANNEL_INSTANCE_NUM		2
+/* number of umc instance with memory map register access */
+#define UMC_V8_10_UMC_INSTANCE_NUM		2
+
+/* Total channel instances for all umc nodes */
+#define UMC_V8_10_TOTAL_CHANNEL_NUM(adev) \
+	(UMC_V8_10_CHANNEL_INSTANCE_NUM * UMC_V8_10_UMC_INSTANCE_NUM * (adev)->umc.node_inst_num)
+
+/* UMC regiser per channel offset */
+#define UMC_V8_10_PER_CHANNEL_OFFSET	0x400
+
+/* EccErrCnt max value */
+#define UMC_V8_10_CE_CNT_MAX		0xffff
+/* umc ce interrupt threshold */
+#define UUMC_V8_10_CE_INT_THRESHOLD	0xffff
+/* umc ce count initial value */
+#define UMC_V8_10_CE_CNT_INIT	(UMC_V8_10_CE_CNT_MAX - UUMC_V8_10_CE_INT_THRESHOLD)
+
+#define UMC_V8_10_NA_COL_2BITS_POWER_OF_2_NUM	 4
+
+/* The C5 bit in NA  address */
+#define UMC_V8_10_NA_C5_BIT	14
+
+/* Map to swizzle mode address */
+#define SWIZZLE_MODE_TMP_ADDR(na, ch_num, ch_idx) \
+		((((na) >> 10) * (ch_num) + (ch_idx)) << 10)
+#define SWIZZLE_MODE_ADDR_HI(addr, col_bit)  \
+		(((addr) >> ((col_bit) + 2)) << ((col_bit) + 2))
+#define SWIZZLE_MODE_ADDR_MID(na, col_bit) ((((na) >> 8) & 0x3) << (col_bit))
+#define SWIZZLE_MODE_ADDR_LOW(addr, col_bit) \
+		((((addr) >> 10) & ((0x1ULL << (col_bit - 8)) - 1)) << 8)
+#define SWIZZLE_MODE_ADDR_LSB(na) ((na) & 0xFF)
+
+extern struct amdgpu_umc_ras umc_v8_10_ras;
+extern const uint32_t
+	umc_v8_10_channel_idx_tbl[]
+				[UMC_V8_10_UMC_INSTANCE_NUM]
+				[UMC_V8_10_CHANNEL_INSTANCE_NUM];
+
+#endif
+