drm/amd/display: Add DCN35 DPP

[Why & How]
Add DPP handling for DCN35.
Signed-off-by: Qingqing Zhuo <Qingqing.Zhuo@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dpp.c

+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright 2023 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 "core_types.h"
+#include "dcn35_dpp.h"
+#include "reg_helper.h"
+
+#define REG(reg) dpp->tf_regs->reg
+
+#define CTX dpp->base.ctx
+
+#undef FN
+#define FN(reg_name, field_name)                                       \
+	((const struct dcn35_dpp_shift *)(dpp->tf_shift))->field_name, \
+	((const struct dcn35_dpp_mask *)(dpp->tf_mask))->field_name
+
+bool dpp35_construct(struct dcn3_dpp *dpp, struct dc_context *ctx,
+		     uint32_t inst, const struct dcn3_dpp_registers *tf_regs,
+		     const struct dcn35_dpp_shift *tf_shift,
+		     const struct dcn35_dpp_mask *tf_mask)
+{
+	return dpp32_construct(dpp, ctx, inst, tf_regs,
+			      (const struct dcn3_dpp_shift *)(tf_shift),
+			      (const struct dcn3_dpp_mask *)(tf_mask));
+}
+
+void dpp35_set_fgcg(struct dcn3_dpp *dpp, bool enable)
+{
+	REG_UPDATE(DPP_CONTROL, DPP_FGCG_REP_DIS, !enable);
+}

drivers/gpu/drm/amd/display/dc/dcn35/dcn35_dpp.h

+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright 2023 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 __DCN35_DPP_H__
+#define __DCN35_DPP_H__
+
+#include "dcn32/dcn32_dpp.h"
+
+#define DPP_REG_LIST_SH_MASK_DCN35(mask_sh)  \
+	DPP_REG_LIST_SH_MASK_DCN30_COMMON(mask_sh), \
+		TF_SF(DPP_TOP0_DPP_CONTROL, DPP_FGCG_REP_DIS, mask_sh)
+
+#define DPP_REG_FIELD_LIST_DCN35(type)         \
+	struct {                               \
+		DPP_REG_FIELD_LIST_DCN3(type); \
+		type DPP_FGCG_REP_DIS;         \
+	}
+
+struct dcn35_dpp_shift {
+	DPP_REG_FIELD_LIST_DCN35(uint8_t);
+};
+
+struct dcn35_dpp_mask {
+	DPP_REG_FIELD_LIST_DCN35(uint32_t);
+};
+
+bool dpp35_construct(struct dcn3_dpp *dpp3, struct dc_context *ctx,
+		     uint32_t inst, const struct dcn3_dpp_registers *tf_regs,
+		     const struct dcn35_dpp_shift *tf_shift,
+		     const struct dcn35_dpp_mask *tf_mask);
+
+void dpp35_set_fgcg(struct dcn3_dpp *dpp, bool enable);
+
+#endif // __DCN35_DPP_H