4f101d5710
Remove a couple of local variables that are only set but never used, also remove an static utility function that is never used in consequence of the variable removal. This decrease the number of -Wunused-but-set-variable warnings. Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: Arthur Grillo <arthurgrillo@riseup.net> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
120 lines
3.2 KiB
C
120 lines
3.2 KiB
C
/*
|
|
* Copyright 2019 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 "dc_bios_types.h"
|
|
#include "hw_shared.h"
|
|
#include "dcn31_apg.h"
|
|
#include "reg_helper.h"
|
|
|
|
#define DC_LOGGER \
|
|
apg31->base.ctx->logger
|
|
|
|
#define REG(reg)\
|
|
(apg31->regs->reg)
|
|
|
|
#undef FN
|
|
#define FN(reg_name, field_name) \
|
|
apg31->apg_shift->field_name, apg31->apg_mask->field_name
|
|
|
|
|
|
#define CTX \
|
|
apg31->base.ctx
|
|
|
|
|
|
static void apg31_enable(
|
|
struct apg *apg)
|
|
{
|
|
struct dcn31_apg *apg31 = DCN31_APG_FROM_APG(apg);
|
|
|
|
/* Reset APG */
|
|
REG_UPDATE(APG_CONTROL, APG_RESET, 1);
|
|
REG_WAIT(APG_CONTROL,
|
|
APG_RESET_DONE, 1,
|
|
1, 10);
|
|
REG_UPDATE(APG_CONTROL, APG_RESET, 0);
|
|
REG_WAIT(APG_CONTROL,
|
|
APG_RESET_DONE, 0,
|
|
1, 10);
|
|
|
|
/* Enable APG */
|
|
REG_UPDATE(APG_CONTROL2, APG_ENABLE, 1);
|
|
}
|
|
|
|
static void apg31_disable(
|
|
struct apg *apg)
|
|
{
|
|
struct dcn31_apg *apg31 = DCN31_APG_FROM_APG(apg);
|
|
|
|
/* Disable APG */
|
|
REG_UPDATE(APG_CONTROL2, APG_ENABLE, 0);
|
|
}
|
|
|
|
static void apg31_se_audio_setup(
|
|
struct apg *apg,
|
|
unsigned int az_inst,
|
|
struct audio_info *audio_info)
|
|
{
|
|
struct dcn31_apg *apg31 = DCN31_APG_FROM_APG(apg);
|
|
|
|
ASSERT(audio_info);
|
|
/* This should not happen.it does so we don't get BSOD*/
|
|
if (audio_info == NULL)
|
|
return;
|
|
|
|
/* DisplayPort only allows for one audio stream with stream ID 0 */
|
|
REG_UPDATE(APG_CONTROL2, APG_DP_AUDIO_STREAM_ID, 0);
|
|
|
|
/* When running in "pair mode", pairs of audio channels have their own enable
|
|
* this is for really old audio drivers */
|
|
REG_UPDATE(APG_DBG_GEN_CONTROL, APG_DBG_AUDIO_CHANNEL_ENABLE, 0xFF);
|
|
|
|
/* Disable forced mem power off */
|
|
REG_UPDATE(APG_MEM_PWR, APG_MEM_PWR_FORCE, 0);
|
|
}
|
|
|
|
static struct apg_funcs dcn31_apg_funcs = {
|
|
.se_audio_setup = apg31_se_audio_setup,
|
|
.enable_apg = apg31_enable,
|
|
.disable_apg = apg31_disable,
|
|
};
|
|
|
|
void apg31_construct(struct dcn31_apg *apg31,
|
|
struct dc_context *ctx,
|
|
uint32_t inst,
|
|
const struct dcn31_apg_registers *apg_regs,
|
|
const struct dcn31_apg_shift *apg_shift,
|
|
const struct dcn31_apg_mask *apg_mask)
|
|
{
|
|
apg31->base.ctx = ctx;
|
|
|
|
apg31->base.inst = inst;
|
|
apg31->base.funcs = &dcn31_apg_funcs;
|
|
|
|
apg31->regs = apg_regs;
|
|
apg31->apg_shift = apg_shift;
|
|
apg31->apg_mask = apg_mask;
|
|
}
|