linux/drivers/gpu/drm/amd/display/dc/hubbub/dcn401/dcn401_hubbub.c

/*
 * 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.
 *
 * Authors: AMD
 *
 */


#include "dcn30/dcn30_hubbub.h"
#include "dcn401_hubbub.h"
#include "dm_services.h"
#include "reg_helper.h"


#define CTX …
#define DC_LOGGER …
#define REG(reg) …

#undef FN
#define FN(reg_name, field_name) …

static void dcn401_init_crb(struct hubbub *hubbub)
{ … }

bool hubbub401_program_urgent_watermarks(
		struct hubbub *hubbub,
		union dcn_watermark_set *watermarks,
		unsigned int refclk_mhz,
		bool safe_to_lower)
{ … }

bool hubbub401_program_stutter_watermarks(
		struct hubbub *hubbub,
		union dcn_watermark_set *watermarks,
		unsigned int refclk_mhz,
		bool safe_to_lower)
{ … }


bool hubbub401_program_pstate_watermarks(
		struct hubbub *hubbub,
		union dcn_watermark_set *watermarks,
		unsigned int refclk_mhz,
		bool safe_to_lower)
{ … }


bool hubbub401_program_usr_watermarks(
		struct hubbub *hubbub,
		union dcn_watermark_set *watermarks,
		unsigned int refclk_mhz,
		bool safe_to_lower)
{ … }


static bool hubbub401_program_watermarks(
		struct hubbub *hubbub,
		union dcn_watermark_set *watermarks,
		unsigned int refclk_mhz,
		bool safe_to_lower)
{ … }

/* Copy values from WM set A to all other sets */
static void hubbub401_init_watermarks(struct hubbub *hubbub)
{ … }

static void hubbub401_wm_read_state(struct hubbub *hubbub,
		struct dcn_hubbub_wm *wm)
{ … }

bool hubbub401_dcc_support_swizzle(
		enum swizzle_mode_addr3_values swizzle,
		unsigned int plane_pitch,
		unsigned int bytes_per_element,
		enum segment_order *segment_order_horz,
		enum segment_order *segment_order_vert)
{ … }

bool hubbub401_dcc_support_pixel_format(
		enum surface_pixel_format format,
		unsigned int *plane0_bpe,
		unsigned int *plane1_bpe)
{ … }

void hubbub401_get_blk256_size(unsigned int *blk256_width, unsigned int *blk256_height,
		unsigned int bytes_per_element)
{ … }

void hubbub401_det_request_size(
		unsigned int detile_buf_size,
		enum surface_pixel_format format,
		unsigned int p0_height,
		unsigned int p0_width,
		unsigned int p0_bpe,
		unsigned int p1_height,
		unsigned int p1_width,
		unsigned int p1_bpe,
		bool *p0_req128_horz_wc,
		bool *p0_req128_vert_wc,
		bool *p1_req128_horz_wc,
		bool *p1_req128_vert_wc)
{ … }
bool hubbub401_get_dcc_compression_cap(struct hubbub *hubbub,
		const struct dc_dcc_surface_param *input,
		struct dc_surface_dcc_cap *output)
{ … }

static void dcn401_program_det_segments(struct hubbub *hubbub, int hubp_inst, unsigned det_buffer_size_seg)
{ … }

static void dcn401_program_compbuf_segments(struct hubbub *hubbub, unsigned compbuf_size_seg, bool safe_to_increase)
{ … }

static const struct hubbub_funcs hubbub4_01_funcs = …;

void hubbub401_construct(struct dcn20_hubbub *hubbub2,
	struct dc_context *ctx,
	const struct dcn_hubbub_registers *hubbub_regs,
	const struct dcn_hubbub_shift *hubbub_shift,
	const struct dcn_hubbub_mask *hubbub_mask,
	int det_size_kb,
	int pixel_chunk_size_kb,
	int config_return_buffer_size_kb)
{ … }