diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31/dcn31_afmt.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn31/dcn31_afmt.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_afmt.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_afmt.c new file mode 100644 index 0000000000..d380a8ec21 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_afmt.c @@ -0,0 +1,92 @@ +/* + * 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 "dcn30/dcn30_afmt.h" +#include "dcn31_afmt.h" +#include "reg_helper.h" +#include "dc/dc.h" + +#define DC_LOGGER \ + afmt31->base.ctx->logger + +#define REG(reg)\ + (afmt31->regs->reg) + +#undef FN +#define FN(reg_name, field_name) \ + afmt31->afmt_shift->field_name, afmt31->afmt_mask->field_name + + +#define CTX \ + afmt31->base.ctx + +static struct afmt_funcs dcn31_afmt_funcs = { + .setup_hdmi_audio = afmt3_setup_hdmi_audio, + .se_audio_setup = afmt3_se_audio_setup, + .audio_mute_control = afmt3_audio_mute_control, + .audio_info_immediate_update = afmt3_audio_info_immediate_update, + .setup_dp_audio = afmt3_setup_dp_audio, + .afmt_powerdown = afmt31_powerdown, + .afmt_poweron = afmt31_poweron +}; + +void afmt31_powerdown(struct afmt *afmt) +{ + struct dcn31_afmt *afmt31 = DCN31_AFMT_FROM_AFMT(afmt); + + if (afmt->ctx->dc->debug.enable_mem_low_power.bits.afmt == false) + return; + + REG_UPDATE_2(AFMT_MEM_PWR, AFMT_MEM_PWR_DIS, 0, AFMT_MEM_PWR_FORCE, 1); +} + +void afmt31_poweron(struct afmt *afmt) +{ + struct dcn31_afmt *afmt31 = DCN31_AFMT_FROM_AFMT(afmt); + + if (afmt->ctx->dc->debug.enable_mem_low_power.bits.afmt == false) + return; + + REG_UPDATE_2(AFMT_MEM_PWR, AFMT_MEM_PWR_DIS, 1, AFMT_MEM_PWR_FORCE, 0); +} + +void afmt31_construct(struct dcn31_afmt *afmt31, + struct dc_context *ctx, + uint32_t inst, + const struct dcn31_afmt_registers *afmt_regs, + const struct dcn31_afmt_shift *afmt_shift, + const struct dcn31_afmt_mask *afmt_mask) +{ + afmt31->base.ctx = ctx; + + afmt31->base.inst = inst; + afmt31->base.funcs = &dcn31_afmt_funcs; + + afmt31->regs = afmt_regs; + afmt31->afmt_shift = afmt_shift; + afmt31->afmt_mask = afmt_mask; +} |