From 3ab6918de2accfb1d72987816c024c8525184c08 Mon Sep 17 00:00:00 2001 From: Harry Wentland Date: Wed, 24 Jan 2018 10:47:37 -0500 Subject: [PATCH 3554/4131] drm/amd/display: Remove unused DCE80 compressor Signed-off-by: Harry Wentland Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dce80/Makefile | 2 +- .../drm/amd/display/dc/dce80/dce80_compressor.c | 834 --------------------- .../drm/amd/display/dc/dce80/dce80_compressor.h | 78 -- 3 files changed, 1 insertion(+), 913 deletions(-) delete mode 100644 drivers/gpu/drm/amd/display/dc/dce80/dce80_compressor.c delete mode 100644 drivers/gpu/drm/amd/display/dc/dce80/dce80_compressor.h diff --git a/drivers/gpu/drm/amd/display/dc/dce80/Makefile b/drivers/gpu/drm/amd/display/dc/dce80/Makefile index c110589..43d8b3b 100644 --- a/drivers/gpu/drm/amd/display/dc/dce80/Makefile +++ b/drivers/gpu/drm/amd/display/dc/dce80/Makefile @@ -2,7 +2,7 @@ # Makefile for the 'controller' sub-component of DAL. # It provides the control and status of HW CRTC block. -DCE80 = dce80_timing_generator.o dce80_compressor.o dce80_hw_sequencer.o \ +DCE80 = dce80_timing_generator.o dce80_hw_sequencer.o \ dce80_resource.o AMD_DAL_DCE80 = $(addprefix $(AMDDALPATH)/dc/dce80/,$(DCE80)) diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_compressor.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_compressor.c deleted file mode 100644 index 951f2ca..0000000 --- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_compressor.c +++ /dev/null @@ -1,834 +0,0 @@ -/* - * Copyright 2012-15 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 "dm_services.h" - -#include "dce/dce_8_0_d.h" -#include "dce/dce_8_0_sh_mask.h" -#include "gmc/gmc_7_1_sh_mask.h" -#include "gmc/gmc_7_1_d.h" - -#include "include/logger_interface.h" -#include "dce80_compressor.h" - -#define DCP_REG(reg)\ - (reg + cp80->offsets.dcp_offset) -#define DMIF_REG(reg)\ - (reg + cp80->offsets.dmif_offset) - -static const struct dce80_compressor_reg_offsets reg_offsets[] = { -{ - .dcp_offset = (mmDCP0_GRPH_CONTROL - mmDCP0_GRPH_CONTROL), - .dmif_offset = (mmDMIF_PG0_DPG_PIPE_DPM_CONTROL - - mmDMIF_PG0_DPG_PIPE_DPM_CONTROL), -}, -{ - .dcp_offset = (mmDCP1_GRPH_CONTROL - mmDCP0_GRPH_CONTROL), - .dmif_offset = (mmDMIF_PG1_DPG_PIPE_DPM_CONTROL - - mmDMIF_PG0_DPG_PIPE_DPM_CONTROL), -}, -{ - .dcp_offset = (mmDCP2_GRPH_CONTROL - mmDCP0_GRPH_CONTROL), - .dmif_offset = (mmDMIF_PG2_DPG_PIPE_DPM_CONTROL - - mmDMIF_PG0_DPG_PIPE_DPM_CONTROL), -}, -{ - .dcp_offset = (mmDCP3_GRPH_CONTROL - mmDCP0_GRPH_CONTROL), - .dmif_offset = (mmDMIF_PG3_DPG_PIPE_DPM_CONTROL - - mmDMIF_PG0_DPG_PIPE_DPM_CONTROL), -}, -{ - .dcp_offset = (mmDCP4_GRPH_CONTROL - mmDCP0_GRPH_CONTROL), - .dmif_offset = (mmDMIF_PG4_DPG_PIPE_DPM_CONTROL - - mmDMIF_PG0_DPG_PIPE_DPM_CONTROL), -}, -{ - .dcp_offset = (mmDCP5_GRPH_CONTROL - mmDCP0_GRPH_CONTROL), - .dmif_offset = (mmDMIF_PG5_DPG_PIPE_DPM_CONTROL - - mmDMIF_PG0_DPG_PIPE_DPM_CONTROL), -} -}; - -static const uint32_t dce8_one_lpt_channel_max_resolution = 2048 * 1200; - -enum fbc_idle_force { - /* Bit 0 - Display registers updated */ - FBC_IDLE_FORCE_DISPLAY_REGISTER_UPDATE = 0x00000001, - - /* Bit 2 - FBC_GRPH_COMP_EN register updated */ - FBC_IDLE_FORCE_GRPH_COMP_EN = 0x00000002, - /* Bit 3 - FBC_SRC_SEL register updated */ - FBC_IDLE_FORCE_SRC_SEL_CHANGE = 0x00000004, - /* Bit 4 - FBC_MIN_COMPRESSION register updated */ - FBC_IDLE_FORCE_MIN_COMPRESSION_CHANGE = 0x00000008, - /* Bit 5 - FBC_ALPHA_COMP_EN register updated */ - FBC_IDLE_FORCE_ALPHA_COMP_EN = 0x00000010, - /* Bit 6 - FBC_ZERO_ALPHA_CHUNK_SKIP_EN register updated */ - FBC_IDLE_FORCE_ZERO_ALPHA_CHUNK_SKIP_EN = 0x00000020, - /* Bit 7 - FBC_FORCE_COPY_TO_COMP_BUF register updated */ - FBC_IDLE_FORCE_FORCE_COPY_TO_COMP_BUF = 0x00000040, - - /* Bit 24 - Memory write to region 0 defined by MC registers. */ - FBC_IDLE_FORCE_MEMORY_WRITE_TO_REGION0 = 0x01000000, - /* Bit 25 - Memory write to region 1 defined by MC registers */ - FBC_IDLE_FORCE_MEMORY_WRITE_TO_REGION1 = 0x02000000, - /* Bit 26 - Memory write to region 2 defined by MC registers */ - FBC_IDLE_FORCE_MEMORY_WRITE_TO_REGION2 = 0x04000000, - /* Bit 27 - Memory write to region 3 defined by MC registers. */ - FBC_IDLE_FORCE_MEMORY_WRITE_TO_REGION3 = 0x08000000, - - /* Bit 28 - Memory write from any client other than MCIF */ - FBC_IDLE_FORCE_MEMORY_WRITE_OTHER_THAN_MCIF = 0x10000000, - /* Bit 29 - CG statics screen signal is inactive */ - FBC_IDLE_FORCE_CG_STATIC_SCREEN_IS_INACTIVE = 0x20000000, -}; - -static uint32_t lpt_size_alignment(struct dce80_compressor *cp80) -{ - /*LPT_ALIGNMENT (in bytes) = ROW_SIZE * #BANKS * # DRAM CHANNELS. */ - return cp80->base.raw_size * cp80->base.banks_num * - cp80->base.dram_channels_num; -} - -static uint32_t lpt_memory_control_config(struct dce80_compressor *cp80, - uint32_t lpt_control) -{ - /*LPT MC Config */ - if (cp80->base.options.bits.LPT_MC_CONFIG == 1) { - /* POSSIBLE VALUES for LPT NUM_PIPES (DRAM CHANNELS): - * 00 - 1 CHANNEL - * 01 - 2 CHANNELS - * 02 - 4 OR 6 CHANNELS - * (Only for discrete GPU, N/A for CZ) - * 03 - 8 OR 12 CHANNELS - * (Only for discrete GPU, N/A for CZ) */ - switch (cp80->base.dram_channels_num) { - case 2: - set_reg_field_value( - lpt_control, - 1, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_NUM_PIPES); - break; - case 1: - set_reg_field_value( - lpt_control, - 0, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_NUM_PIPES); - break; - default: - dm_logger_write( - cp80->base.ctx->logger, LOG_WARNING, - "%s: Invalid LPT NUM_PIPES!!!", - __func__); - break; - } - - /* The mapping for LPT NUM_BANKS is in - * GRPH_CONTROL.GRPH_NUM_BANKS register field - * Specifies the number of memory banks for tiling - * purposes. Only applies to 2D and 3D tiling modes. - * POSSIBLE VALUES: - * 00 - DCP_GRPH_NUM_BANKS_2BANK: ADDR_SURF_2_BANK - * 01 - DCP_GRPH_NUM_BANKS_4BANK: ADDR_SURF_4_BANK - * 02 - DCP_GRPH_NUM_BANKS_8BANK: ADDR_SURF_8_BANK - * 03 - DCP_GRPH_NUM_BANKS_16BANK: ADDR_SURF_16_BANK */ - switch (cp80->base.banks_num) { - case 16: - set_reg_field_value( - lpt_control, - 3, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_NUM_BANKS); - break; - case 8: - set_reg_field_value( - lpt_control, - 2, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_NUM_BANKS); - break; - case 4: - set_reg_field_value( - lpt_control, - 1, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_NUM_BANKS); - break; - case 2: - set_reg_field_value( - lpt_control, - 0, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_NUM_BANKS); - break; - default: - dm_logger_write( - cp80->base.ctx->logger, LOG_WARNING, - "%s: Invalid LPT NUM_BANKS!!!", - __func__); - break; - } - - /* The mapping is in DMIF_ADDR_CALC. - * ADDR_CONFIG_PIPE_INTERLEAVE_SIZE register field for - * Carrizo specifies the memory interleave per pipe. - * It effectively specifies the location of pipe bits in - * the memory address. - * POSSIBLE VALUES: - * 00 - ADDR_CONFIG_PIPE_INTERLEAVE_256B: 256 byte - * interleave - * 01 - ADDR_CONFIG_PIPE_INTERLEAVE_512B: 512 byte - * interleave - */ - switch (cp80->base.channel_interleave_size) { - case 256: /*256B */ - set_reg_field_value( - lpt_control, - 0, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_PIPE_INTERLEAVE_SIZE); - break; - case 512: /*512B */ - set_reg_field_value( - lpt_control, - 1, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_PIPE_INTERLEAVE_SIZE); - break; - default: - dm_logger_write( - cp80->base.ctx->logger, LOG_WARNING, - "%s: Invalid LPT INTERLEAVE_SIZE!!!", - __func__); - break; - } - - /* The mapping for LOW_POWER_TILING_ROW_SIZE is in - * DMIF_ADDR_CALC.ADDR_CONFIG_ROW_SIZE register field - * for Carrizo. Specifies the size of dram row in bytes. - * This should match up with NOOFCOLS field in - * MC_ARB_RAMCFG (ROW_SIZE = 4 * 2 ^^ columns). - * This register DMIF_ADDR_CALC is not used by the - * hardware as it is only used for addrlib assertions. - * POSSIBLE VALUES: - * 00 - ADDR_CONFIG_1KB_ROW: Treat 1KB as DRAM row - * boundary - * 01 - ADDR_CONFIG_2KB_ROW: Treat 2KB as DRAM row - * boundary - * 02 - ADDR_CONFIG_4KB_ROW: Treat 4KB as DRAM row - * boundary */ - switch (cp80->base.raw_size) { - case 4096: /*4 KB */ - set_reg_field_value( - lpt_control, - 2, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_ROW_SIZE); - break; - case 2048: - set_reg_field_value( - lpt_control, - 1, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_ROW_SIZE); - break; - case 1024: - set_reg_field_value( - lpt_control, - 0, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_ROW_SIZE); - break; - default: - dm_logger_write( - cp80->base.ctx->logger, LOG_WARNING, - "%s: Invalid LPT ROW_SIZE!!!", - __func__); - break; - } - } else { - dm_logger_write( - cp80->base.ctx->logger, LOG_WARNING, - "%s: LPT MC Configuration is not provided", - __func__); - } - - return lpt_control; -} - -static bool is_source_bigger_than_epanel_size( - struct dce80_compressor *cp80, - uint32_t source_view_width, - uint32_t source_view_height) -{ - if (cp80->base.embedded_panel_h_size != 0 && - cp80->base.embedded_panel_v_size != 0 && - ((source_view_width * source_view_height) > - (cp80->base.embedded_panel_h_size * - cp80->base.embedded_panel_v_size))) - return true; - - return false; -} - -static uint32_t align_to_chunks_number_per_line( - struct dce80_compressor *cp80, - uint32_t pixels) -{ - return 256 * ((pixels + 255) / 256); -} - -static void wait_for_fbc_state_changed( - struct dce80_compressor *cp80, - bool enabled) -{ - uint8_t counter = 0; - uint32_t addr = mmFBC_STATUS; - uint32_t value; - - while (counter < 10) { - value = dm_read_reg(cp80->base.ctx, addr); - if (get_reg_field_value( - value, - FBC_STATUS, - FBC_ENABLE_STATUS) == enabled) - break; - udelay(10); - counter++; - } - - if (counter == 10) { - dm_logger_write( - cp80->base.ctx->logger, LOG_WARNING, - "%s: wait counter exceeded, changes to HW not applied", - __func__); - } -} - -void dce80_compressor_power_up_fbc(struct compressor *compressor) -{ - uint32_t value; - uint32_t addr; - - addr = mmFBC_CNTL; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value(value, 0, FBC_CNTL, FBC_GRPH_COMP_EN); - set_reg_field_value(value, 1, FBC_CNTL, FBC_EN); - set_reg_field_value(value, 2, FBC_CNTL, FBC_COHERENCY_MODE); - dm_write_reg(compressor->ctx, addr, value); - - addr = mmFBC_COMP_MODE; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value(value, 1, FBC_COMP_MODE, FBC_RLE_EN); - set_reg_field_value(value, 1, FBC_COMP_MODE, FBC_DPCM4_RGB_EN); - set_reg_field_value(value, 1, FBC_COMP_MODE, FBC_IND_EN); - dm_write_reg(compressor->ctx, addr, value); - - addr = mmFBC_COMP_CNTL; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value(value, 1, FBC_COMP_CNTL, FBC_DEPTH_RGB08_EN); - dm_write_reg(compressor->ctx, addr, value); - /*FBC_MIN_COMPRESSION 0 ==> 2:1 */ - /* 1 ==> 4:1 */ - /* 2 ==> 8:1 */ - /* 0xF ==> 1:1 */ - set_reg_field_value(value, 0xF, FBC_COMP_CNTL, FBC_MIN_COMPRESSION); - dm_write_reg(compressor->ctx, addr, value); - compressor->min_compress_ratio = FBC_COMPRESS_RATIO_1TO1; - - value = 0; - dm_write_reg(compressor->ctx, mmFBC_IND_LUT0, value); - - value = 0xFFFFFF; - dm_write_reg(compressor->ctx, mmFBC_IND_LUT1, value); -} - -void dce80_compressor_enable_fbc( - struct compressor *compressor, - uint32_t paths_num, - struct compr_addr_and_pitch_params *params) -{ - struct dce80_compressor *cp80 = TO_DCE80_COMPRESSOR(compressor); - - if (compressor->options.bits.FBC_SUPPORT && - (compressor->options.bits.DUMMY_BACKEND == 0) && - (!dce80_compressor_is_fbc_enabled_in_hw(compressor, NULL)) && - (!is_source_bigger_than_epanel_size( - cp80, - params->source_view_width, - params->source_view_height))) { - - uint32_t addr; - uint32_t value; - - /* Before enabling FBC first need to enable LPT if applicable - * LPT state should always be changed (enable/disable) while FBC - * is disabled */ - if (compressor->options.bits.LPT_SUPPORT && (paths_num < 2) && - (params->source_view_width * - params->source_view_height <= - dce8_one_lpt_channel_max_resolution)) { - dce80_compressor_enable_lpt(compressor); - } - - addr = mmFBC_CNTL; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value(value, 1, FBC_CNTL, FBC_GRPH_COMP_EN); - set_reg_field_value( - value, - params->inst, - FBC_CNTL, FBC_SRC_SEL); - dm_write_reg(compressor->ctx, addr, value); - - /* Keep track of enum controller_id FBC is attached to */ - compressor->is_enabled = true; - compressor->attached_inst = params->inst; - cp80->offsets = reg_offsets[params->inst]; - - /*Toggle it as there is bug in HW */ - set_reg_field_value(value, 0, FBC_CNTL, FBC_GRPH_COMP_EN); - dm_write_reg(compressor->ctx, addr, value); - set_reg_field_value(value, 1, FBC_CNTL, FBC_GRPH_COMP_EN); - dm_write_reg(compressor->ctx, addr, value); - - wait_for_fbc_state_changed(cp80, true); - } -} - -void dce80_compressor_disable_fbc(struct compressor *compressor) -{ - struct dce80_compressor *cp80 = TO_DCE80_COMPRESSOR(compressor); - - if (compressor->options.bits.FBC_SUPPORT && - dce80_compressor_is_fbc_enabled_in_hw(compressor, NULL)) { - uint32_t reg_data; - /* Turn off compression */ - reg_data = dm_read_reg(compressor->ctx, mmFBC_CNTL); - set_reg_field_value(reg_data, 0, FBC_CNTL, FBC_GRPH_COMP_EN); - dm_write_reg(compressor->ctx, mmFBC_CNTL, reg_data); - - /* Reset enum controller_id to undefined */ - compressor->attached_inst = 0; - compressor->is_enabled = false; - - /* Whenever disabling FBC make sure LPT is disabled if LPT - * supported */ - if (compressor->options.bits.LPT_SUPPORT) - dce80_compressor_disable_lpt(compressor); - - wait_for_fbc_state_changed(cp80, false); - } -} - -bool dce80_compressor_is_fbc_enabled_in_hw( - struct compressor *compressor, - uint32_t *inst) -{ - /* Check the hardware register */ - uint32_t value; - - value = dm_read_reg(compressor->ctx, mmFBC_STATUS); - if (get_reg_field_value(value, FBC_STATUS, FBC_ENABLE_STATUS)) { - if (inst != NULL) - *inst = compressor->attached_inst; - return true; - } - - value = dm_read_reg(compressor->ctx, mmFBC_CNTL); - if (get_reg_field_value(value, FBC_CNTL, FBC_GRPH_COMP_EN)) { - if (inst != NULL) - *inst = compressor->attached_inst; - return true; - } - - return false; -} - -bool dce80_compressor_is_lpt_enabled_in_hw(struct compressor *compressor) -{ - /* Check the hardware register */ - uint32_t value = dm_read_reg(compressor->ctx, - mmLOW_POWER_TILING_CONTROL); - - return get_reg_field_value( - value, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_ENABLE); -} - -void dce80_compressor_program_compressed_surface_address_and_pitch( - struct compressor *compressor, - struct compr_addr_and_pitch_params *params) -{ - struct dce80_compressor *cp80 = TO_DCE80_COMPRESSOR(compressor); - uint32_t value = 0; - uint32_t fbc_pitch = 0; - uint32_t compressed_surf_address_low_part = - compressor->compr_surface_address.addr.low_part; - - /* Clear content first. */ - dm_write_reg( - compressor->ctx, - DCP_REG(mmGRPH_COMPRESS_SURFACE_ADDRESS_HIGH), - 0); - dm_write_reg(compressor->ctx, - DCP_REG(mmGRPH_COMPRESS_SURFACE_ADDRESS), 0); - - if (compressor->options.bits.LPT_SUPPORT) { - uint32_t lpt_alignment = lpt_size_alignment(cp80); - - if (lpt_alignment != 0) { - compressed_surf_address_low_part = - ((compressed_surf_address_low_part - + (lpt_alignment - 1)) / lpt_alignment) - * lpt_alignment; - } - } - - /* Write address, HIGH has to be first. */ - dm_write_reg(compressor->ctx, - DCP_REG(mmGRPH_COMPRESS_SURFACE_ADDRESS_HIGH), - compressor->compr_surface_address.addr.high_part); - dm_write_reg(compressor->ctx, - DCP_REG(mmGRPH_COMPRESS_SURFACE_ADDRESS), - compressed_surf_address_low_part); - - fbc_pitch = align_to_chunks_number_per_line( - cp80, - params->source_view_width); - - if (compressor->min_compress_ratio == FBC_COMPRESS_RATIO_1TO1) - fbc_pitch = fbc_pitch / 8; - else - dm_logger_write( - compressor->ctx->logger, LOG_WARNING, - "%s: Unexpected DCE8 compression ratio", - __func__); - - /* Clear content first. */ - dm_write_reg(compressor->ctx, DCP_REG(mmGRPH_COMPRESS_PITCH), 0); - - /* Write FBC Pitch. */ - set_reg_field_value( - value, - fbc_pitch, - GRPH_COMPRESS_PITCH, - GRPH_COMPRESS_PITCH); - dm_write_reg(compressor->ctx, DCP_REG(mmGRPH_COMPRESS_PITCH), value); - -} - -void dce80_compressor_disable_lpt(struct compressor *compressor) -{ - struct dce80_compressor *cp80 = TO_DCE80_COMPRESSOR(compressor); - uint32_t value; - uint32_t addr; - uint32_t inx; - - /* Disable all pipes LPT Stutter */ - for (inx = 0; inx < 3; inx++) { - value = - dm_read_reg( - compressor->ctx, - DMIF_REG(mmDPG_PIPE_STUTTER_CONTROL_NONLPTCH)); - set_reg_field_value( - value, - 0, - DPG_PIPE_STUTTER_CONTROL_NONLPTCH, - STUTTER_ENABLE_NONLPTCH); - dm_write_reg( - compressor->ctx, - DMIF_REG(mmDPG_PIPE_STUTTER_CONTROL_NONLPTCH), - value); - } - - /* Disable LPT */ - addr = mmLOW_POWER_TILING_CONTROL; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value( - value, - 0, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_ENABLE); - dm_write_reg(compressor->ctx, addr, value); - - /* Clear selection of Channel(s) containing Compressed Surface */ - addr = mmGMCON_LPT_TARGET; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value( - value, - 0xFFFFFFFF, - GMCON_LPT_TARGET, - STCTRL_LPT_TARGET); - dm_write_reg(compressor->ctx, mmGMCON_LPT_TARGET, value); -} - -void dce80_compressor_enable_lpt(struct compressor *compressor) -{ - struct dce80_compressor *cp80 = TO_DCE80_COMPRESSOR(compressor); - uint32_t value; - uint32_t addr; - uint32_t value_control; - uint32_t channels; - - /* Enable LPT Stutter from Display pipe */ - value = dm_read_reg(compressor->ctx, - DMIF_REG(mmDPG_PIPE_STUTTER_CONTROL_NONLPTCH)); - set_reg_field_value( - value, - 1, - DPG_PIPE_STUTTER_CONTROL_NONLPTCH, - STUTTER_ENABLE_NONLPTCH); - dm_write_reg(compressor->ctx, - DMIF_REG(mmDPG_PIPE_STUTTER_CONTROL_NONLPTCH), value); - - /* Selection of Channel(s) containing Compressed Surface: 0xfffffff - * will disable LPT. - * STCTRL_LPT_TARGETn corresponds to channel n. */ - addr = mmLOW_POWER_TILING_CONTROL; - value_control = dm_read_reg(compressor->ctx, addr); - channels = get_reg_field_value(value_control, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_MODE); - - addr = mmGMCON_LPT_TARGET; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value( - value, - channels + 1, /* not mentioned in programming guide, - but follow DCE8.1 */ - GMCON_LPT_TARGET, - STCTRL_LPT_TARGET); - dm_write_reg(compressor->ctx, addr, value); - - /* Enable LPT */ - addr = mmLOW_POWER_TILING_CONTROL; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value( - value, - 1, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_ENABLE); - dm_write_reg(compressor->ctx, addr, value); -} - -void dce80_compressor_program_lpt_control( - struct compressor *compressor, - struct compr_addr_and_pitch_params *params) -{ - struct dce80_compressor *cp80 = TO_DCE80_COMPRESSOR(compressor); - uint32_t rows_per_channel; - uint32_t lpt_alignment; - uint32_t source_view_width; - uint32_t source_view_height; - uint32_t lpt_control = 0; - - if (!compressor->options.bits.LPT_SUPPORT) - return; - - lpt_control = dm_read_reg(compressor->ctx, - mmLOW_POWER_TILING_CONTROL); - - /* POSSIBLE VALUES for Low Power Tiling Mode: - * 00 - Use channel 0 - * 01 - Use Channel 0 and 1 - * 02 - Use Channel 0,1,2,3 - * 03 - reserved */ - switch (compressor->lpt_channels_num) { - /* case 2: - * Use Channel 0 & 1 / Not used for DCE 11 */ - case 1: - /*Use Channel 0 for LPT for DCE 11 */ - set_reg_field_value( - lpt_control, - 0, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_MODE); - break; - default: - dm_logger_write( - compressor->ctx->logger, LOG_WARNING, - "%s: Invalid selected DRAM channels for LPT!!!", - __func__); - break; - } - - lpt_control = lpt_memory_control_config(cp80, lpt_control); - - /* Program LOW_POWER_TILING_ROWS_PER_CHAN field which depends on - * FBC compressed surface pitch. - * LOW_POWER_TILING_ROWS_PER_CHAN = Roundup ((Surface Height * - * Surface Pitch) / (Row Size * Number of Channels * - * Number of Banks)). */ - rows_per_channel = 0; - lpt_alignment = lpt_size_alignment(cp80); - source_view_width = - align_to_chunks_number_per_line( - cp80, - params->source_view_width); - source_view_height = (params->source_view_height + 1) & (~0x1); - - if (lpt_alignment != 0) { - rows_per_channel = source_view_width * source_view_height * 4; - rows_per_channel = - (rows_per_channel % lpt_alignment) ? - (rows_per_channel / lpt_alignment + 1) : - rows_per_channel / lpt_alignment; - } - - set_reg_field_value( - lpt_control, - rows_per_channel, - LOW_POWER_TILING_CONTROL, - LOW_POWER_TILING_ROWS_PER_CHAN); - - dm_write_reg(compressor->ctx, - mmLOW_POWER_TILING_CONTROL, lpt_control); -} - -/* - * DCE 11 Frame Buffer Compression Implementation - */ - -void dce80_compressor_set_fbc_invalidation_triggers( - struct compressor *compressor, - uint32_t fbc_trigger) -{ - /* Disable region hit event, FBC_MEMORY_REGION_MASK = 0 (bits 16-19) - * for DCE 11 regions cannot be used - does not work with S/G - */ - uint32_t addr = mmFBC_CLIENT_REGION_MASK; - uint32_t value = dm_read_reg(compressor->ctx, addr); - - set_reg_field_value( - value, - 0, - FBC_CLIENT_REGION_MASK, - FBC_MEMORY_REGION_MASK); - dm_write_reg(compressor->ctx, addr, value); - - /* Setup events when to clear all CSM entries (effectively marking - * current compressed data invalid) - * For DCE 11 CSM metadata 11111 means - "Not Compressed" - * Used as the initial value of the metadata sent to the compressor - * after invalidation, to indicate that the compressor should attempt - * to compress all chunks on the current pass. Also used when the chunk - * is not successfully written to memory. - * When this CSM value is detected, FBC reads from the uncompressed - * buffer. Set events according to passed in value, these events are - * valid for DCE8: - * - bit 0 - display register updated - * - bit 28 - memory write from any client except from MCIF - * - bit 29 - CG static screen signal is inactive - * In addition, DCE8.1 also needs to set new DCE8.1 specific events - * that are used to trigger invalidation on certain register changes, - * for example enabling of Alpha Compression may trigger invalidation of - * FBC once bit is set. These events are as follows: - * - Bit 2 - FBC_GRPH_COMP_EN register updated - * - Bit 3 - FBC_SRC_SEL register updated - * - Bit 4 - FBC_MIN_COMPRESSION register updated - * - Bit 5 - FBC_ALPHA_COMP_EN register updated - * - Bit 6 - FBC_ZERO_ALPHA_CHUNK_SKIP_EN register updated - * - Bit 7 - FBC_FORCE_COPY_TO_COMP_BUF register updated - */ - addr = mmFBC_IDLE_FORCE_CLEAR_MASK; - value = dm_read_reg(compressor->ctx, addr); - set_reg_field_value( - value, - fbc_trigger | - FBC_IDLE_FORCE_GRPH_COMP_EN | - FBC_IDLE_FORCE_SRC_SEL_CHANGE | - FBC_IDLE_FORCE_MIN_COMPRESSION_CHANGE | - FBC_IDLE_FORCE_ALPHA_COMP_EN | - FBC_IDLE_FORCE_ZERO_ALPHA_CHUNK_SKIP_EN | - FBC_IDLE_FORCE_FORCE_COPY_TO_COMP_BUF, - FBC_IDLE_FORCE_CLEAR_MASK, - FBC_IDLE_FORCE_CLEAR_MASK); - dm_write_reg(compressor->ctx, addr, value); -} - -void dce80_compressor_construct(struct dce80_compressor *compressor, - struct dc_context *ctx) -{ - struct dc_bios *bp = ctx->dc_bios; - struct embedded_panel_info panel_info; - - compressor->base.options.raw = 0; - compressor->base.options.bits.FBC_SUPPORT = true; - compressor->base.options.bits.LPT_SUPPORT = true; - /* For DCE 11 always use one DRAM channel for LPT */ - compressor->base.lpt_channels_num = 1; - compressor->base.options.bits.DUMMY_BACKEND = false; - - /* Check if this system has more than 1 DRAM channel; if only 1 then LPT - * should not be supported */ - if (compressor->base.memory_bus_width == 64) - compressor->base.options.bits.LPT_SUPPORT = false; - - compressor->base.options.bits.CLK_GATING_DISABLED = false; - - compressor->base.ctx = ctx; - compressor->base.embedded_panel_h_size = 0; - compressor->base.embedded_panel_v_size = 0; - compressor->base.memory_bus_width = ctx->asic_id.vram_width; - compressor->base.allocated_size = 0; - compressor->base.preferred_requested_size = 0; - compressor->base.min_compress_ratio = FBC_COMPRESS_RATIO_INVALID; - compressor->base.banks_num = 0; - compressor->base.raw_size = 0; - compressor->base.channel_interleave_size = 0; - compressor->base.dram_channels_num = 0; - compressor->base.lpt_channels_num = 0; - compressor->base.attached_inst = 0; - compressor->base.is_enabled = false; - - if (BP_RESULT_OK == - bp->funcs->get_embedded_panel_info(bp, &panel_info)) { - compressor->base.embedded_panel_h_size = - panel_info.lcd_timing.horizontal_addressable; - compressor->base.embedded_panel_v_size = - panel_info.lcd_timing.vertical_addressable; - } -} - -struct compressor *dce80_compressor_create(struct dc_context *ctx) -{ - struct dce80_compressor *cp80 = - kzalloc(sizeof(struct dce80_compressor), GFP_KERNEL); - - if (!cp80) - return NULL; - - dce80_compressor_construct(cp80, ctx); - return &cp80->base; -} - -void dce80_compressor_destroy(struct compressor **compressor) -{ - kfree(TO_DCE80_COMPRESSOR(*compressor)); - *compressor = NULL; -} diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_compressor.h b/drivers/gpu/drm/amd/display/dc/dce80/dce80_compressor.h deleted file mode 100644 index cca58b0..0000000 --- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_compressor.h +++ /dev/null @@ -1,78 +0,0 @@ -/* Copyright 2012-15 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 - * - */ - -#ifndef __DC_COMPRESSOR_DCE80_H__ -#define __DC_COMPRESSOR_DCE80_H__ - -#include "../inc/compressor.h" - -#define TO_DCE80_COMPRESSOR(compressor)\ - container_of(compressor, struct dce80_compressor, base) - -struct dce80_compressor_reg_offsets { - uint32_t dcp_offset; - uint32_t dmif_offset; -}; - -struct dce80_compressor { - struct compressor base; - struct dce80_compressor_reg_offsets offsets; -}; - -struct compressor *dce80_compressor_create(struct dc_context *ctx); - -void dce80_compressor_construct(struct dce80_compressor *cp80, - struct dc_context *ctx); - -void dce80_compressor_destroy(struct compressor **cp); - -/* FBC RELATED */ -void dce80_compressor_power_up_fbc(struct compressor *cp); - -void dce80_compressor_enable_fbc(struct compressor *cp, uint32_t paths_num, - struct compr_addr_and_pitch_params *params); - -void dce80_compressor_disable_fbc(struct compressor *cp); - -void dce80_compressor_set_fbc_invalidation_triggers(struct compressor *cp, - uint32_t fbc_trigger); - -void dce80_compressor_program_compressed_surface_address_and_pitch( - struct compressor *cp, - struct compr_addr_and_pitch_params *params); - -bool dce80_compressor_is_fbc_enabled_in_hw(struct compressor *cp, - uint32_t *fbc_mapped_crtc_id); - -/* LPT RELATED */ -void dce80_compressor_enable_lpt(struct compressor *cp); - -void dce80_compressor_disable_lpt(struct compressor *cp); - -void dce80_compressor_program_lpt_control(struct compressor *cp, - struct compr_addr_and_pitch_params *params); - -bool dce80_compressor_is_lpt_enabled_in_hw(struct compressor *cp); - -#endif -- 2.7.4