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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/gpu/drm/amd/display/dc/dcn31/dcn31_vpg.c | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn31/dcn31_vpg.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn31/dcn31_vpg.c | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_vpg.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_vpg.c new file mode 100644 index 0000000000..f1deb1c3c3 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_vpg.c @@ -0,0 +1,87 @@ +/* + * 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); + + 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, 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; +} |