/*
* 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 "dcn30/dcn30_vpg.h"
#include "dcn31_vpg.h"
#include "reg_helper.h"
#include "dc/dc.h"
#define DC_LOGGER \
vpg31->base.ctx->logger
#define REG(reg)\
(vpg31->regs->reg)
#undef FN
#define FN(reg_name, field_name) \
vpg31->vpg_shift->field_name, vpg31->vpg_mask->field_name
#define CTX \
vpg31->base.ctx
static struct vpg_funcs dcn31_vpg_funcs = {
.update_generic_info_packet = vpg3_update_generic_info_packet,
.vpg_poweron = vpg31_poweron,
.vpg_powerdown = vpg31_powerdown,
};
void vpg31_powerdown(struct vpg *vpg)
{
struct dcn31_vpg *vpg31 = DCN31_VPG_FROM_VPG(vpg);
if (vpg->ctx->dc->debug.enable_mem_low_power.bits.vpg == false )
return ;
REG_UPDATE_2(VPG_MEM_PWR, VPG_GSP_MEM_LIGHT_SLEEP_DIS, 0 , VPG_GSP_LIGHT_SLEEP_FORCE, 1 );
}
void vpg31_poweron(struct vpg *vpg)
{
struct dcn31_vpg *vpg31 = DCN31_VPG_FROM_VPG(vpg);
uint32_t vpg_gsp_mem_pwr_state;
REG_GET(VPG_MEM_PWR, VPG_GSP_MEM_PWR_STATE, &vpg_gsp_mem_pwr_state);
if (vpg->ctx->dc->debug.enable_mem_low_power.bits.vpg == false &&
vpg_gsp_mem_pwr_state == 0 )
return ;
REG_UPDATE_2(VPG_MEM_PWR, VPG_GSP_MEM_LIGHT_SLEEP_DIS, 1 , VPG_GSP_LIGHT_SLEEP_FORCE, 0 );
}
void vpg31_construct(struct dcn31_vpg *vpg31,
struct dc_context *ctx,
uint32_t inst,
const struct dcn31_vpg_registers *vpg_regs,
const struct dcn31_vpg_shift *vpg_shift,
const struct dcn31_vpg_mask *vpg_mask)
{
vpg31->base.ctx = ctx;
vpg31->base.inst = inst;
vpg31->base.funcs = &dcn31_vpg_funcs;
vpg31->regs = vpg_regs;
vpg31->vpg_shift = vpg_shift;
vpg31->vpg_mask = vpg_mask;
}
Messung V0.5 in Prozent C=99 H=98 G=98
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-10-12)
¤
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