[PATCH Review 1/1] drm/amdgpu: initialize umc ras function

[Clements, John]

[AMD Official Use Only]

Reviewed-by: John Clements <john.clements at amd.com>

-----Original Message-----
From: Stanley.Yang <Stanley.Yang at amd.com> 
Sent: Thursday, July 8, 2021 11:28 AM
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>; Zhang, Hawking <Hawking.Zhang at amd.com>; Clements, John <John.Clements at amd.com>; Clements, John <John.Clements at amd.com>; Yang, Stanley <Stanley.Yang at amd.com>
Subject: [PATCH Review 1/1] drm/amdgpu: initialize umc ras function

From: John Clements <john.clements at amd.com>

support umc ras function initialization for aldebaran

Change-Id: I84155d4d3eaae86a8c1bd2331b1964946c47f6da
Signed-off-by: John Clements <john.clements at amd.com>
Signed-off-by: Stanley.Yang <Stanley.Yang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 13 +++++++++++++  drivers/gpu/drm/amd/amdgpu/umc_v6_7.c | 15 +++++++++++++++  drivers/gpu/drm/amd/amdgpu/umc_v6_7.h | 12 ++++++++++++
 3 files changed, 40 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 3332c9e0a4e2..42d7244573b5 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -53,6 +53,7 @@
 #include "mmhub_v1_7.h"
 #include "umc_v6_1.h"
 #include "umc_v6_0.h"
+#include "umc_v6_7.h"
 #include "hdp_v4_0.h"
 
 #include "ivsrcid/vmc/irqsrcs_vmc_1_0.h"
@@ -1163,6 +1164,18 @@ static void gmc_v9_0_set_umc_funcs(struct amdgpu_device *adev)
 		adev->umc.channel_idx_tbl = &umc_v6_1_channel_idx_tbl[0][0];
 		adev->umc.ras_funcs = &umc_v6_1_ras_funcs;
 		break;
+	case CHIP_ALDEBARAN:
+		adev->umc.max_ras_err_cnt_per_query = UMC_V6_7_TOTAL_CHANNEL_NUM;
+		adev->umc.channel_inst_num = UMC_V6_7_CHANNEL_INSTANCE_NUM;
+		adev->umc.umc_inst_num = UMC_V6_7_UMC_INSTANCE_NUM;
+		adev->umc.channel_offs = UMC_V6_7_PER_CHANNEL_OFFSET;
+		if (!adev->gmc.xgmi.connected_to_cpu)
+			adev->umc.ras_funcs = &umc_v6_7_ras_funcs;
+		if (1 & adev->smuio.funcs->get_die_id(adev))
+			adev->umc.channel_idx_tbl = &umc_v6_7_channel_idx_tbl_first[0][0];
+		else
+			adev->umc.channel_idx_tbl = &umc_v6_7_channel_idx_tbl_second[0][0];
+		break;
 	default:
 		break;
 	}
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
index 3a8f787374c0..7da12110425c 100644
--- a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
@@ -28,6 +28,21 @@
 #include "umc/umc_6_7_0_offset.h"
 #include "umc/umc_6_7_0_sh_mask.h"
 
+const uint32_t
+	umc_v6_7_channel_idx_tbl_second[UMC_V6_7_UMC_INSTANCE_NUM][UMC_V6_7_CHANNEL_INSTANCE_NUM] = {
+		{28, 12, 6, 22},	{19, 3, 9, 25},
+		{20, 4, 30, 14},	{11, 27, 1, 17},
+		{24, 8, 2, 18},		{15, 31, 5, 21},
+		{16, 0, 26, 10},	{7, 23, 29, 13}
+};
+const uint32_t
+	umc_v6_7_channel_idx_tbl_first[UMC_V6_7_UMC_INSTANCE_NUM][UMC_V6_7_CHANNEL_INSTANCE_NUM] = {
+		{19, 3, 9, 25},		{28, 12, 6, 22},
+		{11, 27, 1, 17},	{20, 4, 30, 14},
+		{15, 31, 5, 21},	{24, 8, 2, 18},
+		{7, 23, 29, 13},	{16, 0, 26, 10}
+};
+
 static inline uint32_t get_umc_v6_7_reg_offset(struct amdgpu_device *adev,
 					      uint32_t umc_inst,
 					      uint32_t ch_inst)
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.h b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.h
index 4eb85f247e96..aa282687e0e4 100644
--- a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.h
+++ b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.h
@@ -32,6 +32,18 @@
 
 #define UMC_V6_7_INST_DIST	0x40000
 
+/* number of umc channel instance with memory map register access */
+#define UMC_V6_7_CHANNEL_INSTANCE_NUM		4
+/* number of umc instance with memory map register access */
+#define UMC_V6_7_UMC_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)
+/* UMC regiser per channel offset */
+#define UMC_V6_7_PER_CHANNEL_OFFSET		0x400
 extern const struct amdgpu_umc_ras_funcs umc_v6_7_ras_funcs;
+extern const uint32_t
+	
+umc_v6_7_channel_idx_tbl_second[UMC_V6_7_UMC_INSTANCE_NUM][UMC_V6_7_CHA
+NNEL_INSTANCE_NUM];
+extern const uint32_t
+	
+umc_v6_7_channel_idx_tbl_first[UMC_V6_7_UMC_INSTANCE_NUM][UMC_V6_7_CHAN
+NEL_INSTANCE_NUM];
 
 #endif
--
2.17.1