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/*
* Copyright 2012-17 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
*
*/
#if defined(CONFIG_DRM_AMD_DC_DCN1_0)
#include "reg_helper.h"
#include "resource.h"
#include "dwb.h"
#include "dcn10_dwb.h"
#define REG(reg)\
dwbc10->dwbc_regs->reg
#define CTX \
dwbc10->base.ctx
#undef FN
#define FN(reg_name, field_name) \
dwbc10->dwbc_shift->field_name, dwbc10->dwbc_mask->field_name
#define TO_DCN10_DWBC(dwbc_base) \
container_of(dwbc_base, struct dcn10_dwbc, base)
static bool dwb1_get_caps(struct dwbc *dwbc, struct dwb_caps *caps)
{
if (caps) {
caps->adapter_id = 0; /* we only support 1 adapter currently */
caps->hw_version = DCN_VERSION_1_0;
caps->num_pipes = 2;
memset(&caps->reserved, 0, sizeof(caps->reserved));
memset(&caps->reserved2, 0, sizeof(caps->reserved2));
caps->sw_version = dwb_ver_1_0;
caps->caps.support_dwb = true;
caps->caps.support_ogam = false;
caps->caps.support_wbscl = true;
caps->caps.support_ocsc = false;
return true;
} else {
return false;
}
}
static bool dwb1_enable(struct dwbc *dwbc, struct dc_dwb_params *params)
{
struct dcn10_dwbc *dwbc10 = TO_DCN10_DWBC(dwbc);
/* disable first. */
dwbc->funcs->disable(dwbc);
/* disable power gating */
REG_UPDATE_5(WB_EC_CONFIG, DISPCLK_R_WB_GATE_DIS, 1,
DISPCLK_G_WB_GATE_DIS, 1, DISPCLK_G_WBSCL_GATE_DIS, 1,
WB_LB_LS_DIS, 1, WB_LUT_LS_DIS, 1);
REG_UPDATE(WB_ENABLE, WB_ENABLE, 1);
return true;
}
static bool dwb1_disable(struct dwbc *dwbc)
{
struct dcn10_dwbc *dwbc10 = TO_DCN10_DWBC(dwbc);
/* disable CNV */
REG_UPDATE(CNV_MODE, CNV_FRAME_CAPTURE_EN, 0);
/* disable WB */
REG_UPDATE(WB_ENABLE, WB_ENABLE, 0);
/* soft reset */
REG_UPDATE(WB_SOFT_RESET, WB_SOFT_RESET, 1);
REG_UPDATE(WB_SOFT_RESET, WB_SOFT_RESET, 0);
/* enable power gating */
REG_UPDATE_5(WB_EC_CONFIG, DISPCLK_R_WB_GATE_DIS, 0,
DISPCLK_G_WB_GATE_DIS, 0, DISPCLK_G_WBSCL_GATE_DIS, 0,
WB_LB_LS_DIS, 0, WB_LUT_LS_DIS, 0);
return true;
}
const struct dwbc_funcs dcn10_dwbc_funcs = {
.get_caps = dwb1_get_caps,
.enable = dwb1_enable,
.disable = dwb1_disable,
.update = NULL,
.set_stereo = NULL,
.set_new_content = NULL,
#if defined(CONFIG_DRM_AMD_DC_DCN2_0)
.set_warmup = NULL,
#endif
.dwb_set_scaler = NULL,
};
void dcn10_dwbc_construct(struct dcn10_dwbc *dwbc10,
struct dc_context *ctx,
const struct dcn10_dwbc_registers *dwbc_regs,
const struct dcn10_dwbc_shift *dwbc_shift,
const struct dcn10_dwbc_mask *dwbc_mask,
int inst)
{
dwbc10->base.ctx = ctx;
dwbc10->base.inst = inst;
dwbc10->base.funcs = &dcn10_dwbc_funcs;
dwbc10->dwbc_regs = dwbc_regs;
dwbc10->dwbc_shift = dwbc_shift;
dwbc10->dwbc_mask = dwbc_mask;
}
#endif