drm/amd/ras: Add gfx common ras functions

Add gfx common ras functions.

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

2 files changed, 113 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_gfx.c b/drivers/gpu/drm/amd/ras/rascore/ras_gfx.c
new file mode 100644
index 000000000000..f5ce28777705
--- /dev/null
+++ b/drivers/gpu/drm/amd/ras/rascore/ras_gfx.c
@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: MIT
+/*
+ * Copyright 2025 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 "ras.h"
+#include "ras_gfx_v9_0.h"
+#include "ras_gfx.h"
+#include "ras_core_status.h"
+
+static const struct ras_gfx_ip_func *ras_gfx_get_ip_funcs(
+				struct ras_core_context *ras_core, uint32_t ip_version)
+{
+	switch (ip_version) {
+	case IP_VERSION(9, 4, 3):
+	case IP_VERSION(9, 4, 4):
+	case IP_VERSION(9, 5, 0):
+		return &gfx_ras_func_v9_0;
+	default:
+		RAS_DEV_ERR(ras_core->dev,
+			"GFX ip version(0x%x) is not supported!\n", ip_version);
+		break;
+	}
+
+	return NULL;
+}
+
+int ras_gfx_get_ta_subblock(struct ras_core_context *ras_core,
+		uint32_t error_type, uint32_t subblock, uint32_t *ta_subblock)
+{
+	struct ras_gfx *gfx = &ras_core->ras_gfx;
+
+	return gfx->ip_func->get_ta_subblock(ras_core,
+					error_type, subblock, ta_subblock);
+}
+
+int ras_gfx_hw_init(struct ras_core_context *ras_core)
+{
+	struct ras_gfx *gfx = &ras_core->ras_gfx;
+
+	gfx->gfx_ip_version = ras_core->config->gfx_ip_version;
+
+	gfx->ip_func = ras_gfx_get_ip_funcs(ras_core, gfx->gfx_ip_version);
+
+	return gfx->ip_func ? RAS_CORE_OK : -EINVAL;
+}
+
+int ras_gfx_hw_fini(struct ras_core_context *ras_core)
+{
+	return 0;
+}
diff --git a/drivers/gpu/drm/amd/ras/rascore/ras_gfx.h b/drivers/gpu/drm/amd/ras/rascore/ras_gfx.h
new file mode 100644
index 000000000000..8a42d69fb0ad
--- /dev/null
+++ b/drivers/gpu/drm/amd/ras/rascore/ras_gfx.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright 2025 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 __RAS_GFX_H__
+#define __RAS_GFX_H__
+
+struct ras_gfx_ip_func {
+	int (*get_ta_subblock)(struct ras_core_context *ras_core,
+		uint32_t error_type, uint32_t subblock, uint32_t *ta_subblock);
+};
+
+struct ras_gfx {
+	uint32_t gfx_ip_version;
+	const struct ras_gfx_ip_func *ip_func;
+};
+
+int ras_gfx_hw_init(struct ras_core_context *ras_core);
+int ras_gfx_hw_fini(struct ras_core_context *ras_core);
+
+int ras_gfx_get_ta_subblock(struct ras_core_context *ras_core,
+		uint32_t error_type, uint32_t subblock, uint32_t *ta_subblock);
+
+#endif