cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dcn201_hubp.c (5300B)


      1/*
      2 * Copyright 2012-17 Advanced Micro Devices, Inc.
      3 *
      4 * Permission is hereby granted, free of charge, to any person obtaining a
      5 * copy of this software and associated documentation files (the "Software"),
      6 * to deal in the Software without restriction, including without limitation
      7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
      8 * and/or sell copies of the Software, and to permit persons to whom the
      9 * Software is furnished to do so, subject to the following conditions:
     10 *
     11 * The above copyright notice and this permission notice shall be included in
     12 * all copies or substantial portions of the Software.
     13 *
     14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
     18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     20 * OTHER DEALINGS IN THE SOFTWARE.
     21 *
     22 * Authors: AMD
     23 *
     24 */
     25#include "dcn201_hubp.h"
     26
     27#include "dm_services.h"
     28#include "dce_calcs.h"
     29#include "reg_helper.h"
     30#include "basics/conversion.h"
     31
     32#define REG(reg)\
     33	hubp201->hubp_regs->reg
     34
     35#define CTX \
     36	hubp201->base.ctx
     37
     38#undef FN
     39#define FN(reg_name, field_name) \
     40	hubp201->hubp_shift->field_name, hubp201->hubp_mask->field_name
     41
     42static void hubp201_program_surface_config(
     43	struct hubp *hubp,
     44	enum surface_pixel_format format,
     45	union dc_tiling_info *tiling_info,
     46	struct plane_size *plane_size,
     47	enum dc_rotation_angle rotation,
     48	struct dc_plane_dcc_param *dcc,
     49	bool horizontal_mirror,
     50	unsigned int compat_level)
     51{
     52	hubp1_dcc_control(hubp, dcc->enable, dcc->independent_64b_blks);
     53	hubp1_program_tiling(hubp, tiling_info, format);
     54	hubp1_program_size(hubp, format, plane_size, dcc);
     55	hubp1_program_pixel_format(hubp, format);
     56}
     57
     58static void hubp201_program_deadline(
     59		struct hubp *hubp,
     60		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
     61		struct _vcs_dpi_display_ttu_regs_st *ttu_attr)
     62{
     63	hubp1_program_deadline(hubp, dlg_attr, ttu_attr);
     64}
     65
     66static void hubp201_program_requestor(struct hubp *hubp,
     67				      struct _vcs_dpi_display_rq_regs_st *rq_regs)
     68{
     69	struct dcn201_hubp *hubp201 = TO_DCN201_HUBP(hubp);
     70
     71	REG_UPDATE(HUBPRET_CONTROL,
     72			DET_BUF_PLANE1_BASE_ADDRESS, rq_regs->plane1_base_address);
     73
     74	REG_SET_4(DCN_EXPANSION_MODE, 0,
     75			DRQ_EXPANSION_MODE, rq_regs->drq_expansion_mode,
     76			PRQ_EXPANSION_MODE, rq_regs->prq_expansion_mode,
     77			MRQ_EXPANSION_MODE, rq_regs->mrq_expansion_mode,
     78			CRQ_EXPANSION_MODE, rq_regs->crq_expansion_mode);
     79
     80	REG_SET_5(DCHUBP_REQ_SIZE_CONFIG, 0,
     81		CHUNK_SIZE, rq_regs->rq_regs_l.chunk_size,
     82		MIN_CHUNK_SIZE, rq_regs->rq_regs_l.min_chunk_size,
     83		META_CHUNK_SIZE, rq_regs->rq_regs_l.meta_chunk_size,
     84		MIN_META_CHUNK_SIZE, rq_regs->rq_regs_l.min_meta_chunk_size,
     85		SWATH_HEIGHT, rq_regs->rq_regs_l.swath_height);
     86
     87	REG_SET_5(DCHUBP_REQ_SIZE_CONFIG_C, 0,
     88		CHUNK_SIZE_C, rq_regs->rq_regs_c.chunk_size,
     89		MIN_CHUNK_SIZE_C, rq_regs->rq_regs_c.min_chunk_size,
     90		META_CHUNK_SIZE_C, rq_regs->rq_regs_c.meta_chunk_size,
     91		MIN_META_CHUNK_SIZE_C, rq_regs->rq_regs_c.min_meta_chunk_size,
     92		SWATH_HEIGHT_C, rq_regs->rq_regs_c.swath_height);
     93}
     94
     95static void hubp201_setup(
     96		struct hubp *hubp,
     97		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
     98		struct _vcs_dpi_display_ttu_regs_st *ttu_attr,
     99		struct _vcs_dpi_display_rq_regs_st *rq_regs,
    100		struct _vcs_dpi_display_pipe_dest_params_st *pipe_dest)
    101{
    102	hubp2_vready_at_or_After_vsync(hubp, pipe_dest);
    103	hubp201_program_requestor(hubp, rq_regs);
    104	hubp201_program_deadline(hubp, dlg_attr, ttu_attr);
    105}
    106
    107static struct hubp_funcs dcn201_hubp_funcs = {
    108	.hubp_enable_tripleBuffer = hubp2_enable_triplebuffer,
    109	.hubp_is_triplebuffer_enabled = hubp2_is_triplebuffer_enabled,
    110	.hubp_program_surface_flip_and_addr = hubp1_program_surface_flip_and_addr,
    111	.hubp_program_surface_config = hubp201_program_surface_config,
    112	.hubp_is_flip_pending = hubp1_is_flip_pending,
    113	.hubp_setup = hubp201_setup,
    114	.hubp_setup_interdependent = hubp2_setup_interdependent,
    115	.set_cursor_attributes	= hubp2_cursor_set_attributes,
    116	.set_cursor_position	= hubp1_cursor_set_position,
    117	.set_blank = hubp1_set_blank,
    118	.dcc_control = hubp1_dcc_control,
    119	.mem_program_viewport = min_set_viewport,
    120	.hubp_clk_cntl = hubp1_clk_cntl,
    121	.hubp_vtg_sel = hubp1_vtg_sel,
    122	.dmdata_set_attributes = hubp2_dmdata_set_attributes,
    123	.dmdata_load = hubp2_dmdata_load,
    124	.dmdata_status_done = hubp2_dmdata_status_done,
    125	.hubp_read_state = hubp2_read_state,
    126	.hubp_clear_underflow = hubp1_clear_underflow,
    127	.hubp_set_flip_control_surface_gsl = hubp2_set_flip_control_surface_gsl,
    128	.hubp_init = hubp1_init,
    129};
    130
    131bool dcn201_hubp_construct(
    132	struct dcn201_hubp *hubp201,
    133	struct dc_context *ctx,
    134	uint32_t inst,
    135	const struct dcn201_hubp_registers *hubp_regs,
    136	const struct dcn201_hubp_shift *hubp_shift,
    137	const struct dcn201_hubp_mask *hubp_mask)
    138{
    139	hubp201->base.funcs = &dcn201_hubp_funcs;
    140	hubp201->base.ctx = ctx;
    141	hubp201->hubp_regs = hubp_regs;
    142	hubp201->hubp_shift = hubp_shift;
    143	hubp201->hubp_mask = hubp_mask;
    144	hubp201->base.inst = inst;
    145	hubp201->base.opp_id = OPP_ID_INVALID;
    146	hubp201->base.mpcc_id = 0xf;
    147
    148	return true;
    149}