drm/amdgpu: implement smuio v11_0_6 callbacks

Implement smuio v11_0_6 callbacks which will used by Sienna_Cichlid and
forward ASIC.

Signed-off-by: Likun Gao <[e-mail]>
Reviewed-by: Hawking Zhang <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

drivers/gpu/drm/amd/amdgpu/Makefile

···
 # add SMUIO block
 amdgpu-y += \
 	smuio_v9_0.o \
-	smuio_v11_0.o
+	smuio_v11_0.o \
+	smuio_v11_0_6.o
 
 # add amdkfd interfaces
 amdgpu-y += amdgpu_amdkfd.o

drivers/gpu/drm/amd/amdgpu/smuio_v11_0_6.c

···
+/*
+ * 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.
+ *
+ */
+#include "amdgpu.h"
+#include "smuio_v11_0_6.h"
+#include "smuio/smuio_11_0_6_offset.h"
+#include "smuio/smuio_11_0_6_sh_mask.h"
+
+static u32 smuio_v11_0_6_get_rom_index_offset(struct amdgpu_device *adev)
+{
+	return SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX);
+}
+
+static u32 smuio_v11_0_6_get_rom_data_offset(struct amdgpu_device *adev)
+{
+	return SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA);
+}
+
+const struct amdgpu_smuio_funcs smuio_v11_0_6_funcs = {
+	.get_rom_index_offset = smuio_v11_0_6_get_rom_index_offset,
+	.get_rom_data_offset = smuio_v11_0_6_get_rom_data_offset,
+};

drivers/gpu/drm/amd/amdgpu/smuio_v11_0_6.h

···
+/*
+ * 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 __SMUIO_V11_0_6_H__
+#define __SMUIO_V11_0_6_H__
+
+#include "soc15_common.h"
+
+extern const struct amdgpu_smuio_funcs smuio_v11_0_6_funcs;
+
+#endif /* __SMUIO_V11_0_6_H__ */