drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.h
Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.h
File Facts
- System
- Linux kernel
- Corpus path
drivers/gpu/drm/amd/display/dc/dcn201/dcn201_link_encoder.h- Extension
.h- Size
- 3546 bytes
- Lines
- 72
- Domain
- Driver Families
- Bucket
- drivers/gpu
- Inferred role
- Driver Families: implementation source
- Status
- source implementation candidate
Why This File Exists
Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.
- Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.
- Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.
Dependency Surface
dcn20/dcn20_link_encoder.h
Detected Declarations
- No top-level syscall, struct, function, initcall, or export declaration detected by the generator.
Annotated Snippet
#ifndef __DC_LINK_ENCODER__DCN201_H__
#define __DC_LINK_ENCODER__DCN201_H__
#include "dcn20/dcn20_link_encoder.h"
#define DPCS_DCN201_MASK_SH_LIST(mask_sh)\
DPCS_MASK_SH_LIST(mask_sh),\
LE_SF(DPCSSYS_CR0_RAWLANE0_DIG_PCS_XF_RX_OVRD_IN_2, VCO_LD_VAL_OVRD, mask_sh),\
LE_SF(DPCSSYS_CR0_RAWLANE0_DIG_PCS_XF_RX_OVRD_IN_2, VCO_LD_VAL_OVRD_EN, mask_sh),\
LE_SF(DPCSSYS_CR0_RAWLANE0_DIG_PCS_XF_RX_OVRD_IN_3, REF_LD_VAL_OVRD, mask_sh),\
LE_SF(DPCSSYS_CR0_RAWLANE0_DIG_PCS_XF_RX_OVRD_IN_3, REF_LD_VAL_OVRD_EN, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL2, RDPCS_PHY_DPALT_DISABLE_ACK, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL2, RDPCS_PHY_DPALT_DISABLE, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL2, RDPCS_PHY_DPALT_DP4, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL5, RDPCS_PHY_DP_TX0_PSTATE, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL5, RDPCS_PHY_DP_TX1_PSTATE, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL5, RDPCS_PHY_DP_TX0_MPLL_EN, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL5, RDPCS_PHY_DP_TX1_MPLL_EN, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX2_WIDTH, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX2_RATE, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX3_WIDTH, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL6, RDPCS_PHY_DP_TX3_RATE, mask_sh),\
LE_SF(RDPCSTX0_RDPCSTX_PHY_CNTL11, RDPCS_PHY_DP_REF_CLK_EN, mask_sh)
#define DPCS_DCN201_REG_LIST(id) \
DPCS_DCN2_CMN_REG_LIST(id), \
SRI_IX(RAWLANE0_DIG_PCS_XF_RX_OVRD_IN_2, DPCSSYS_CR, id), \
SRI_IX(RAWLANE0_DIG_PCS_XF_RX_OVRD_IN_3, DPCSSYS_CR, id), \
SRI_IX(RAWLANE1_DIG_PCS_XF_RX_OVRD_IN_2, DPCSSYS_CR, id), \
SRI_IX(RAWLANE1_DIG_PCS_XF_RX_OVRD_IN_3, DPCSSYS_CR, id), \
SRI_IX(RAWLANE2_DIG_PCS_XF_RX_OVRD_IN_2, DPCSSYS_CR, id), \
SRI_IX(RAWLANE2_DIG_PCS_XF_RX_OVRD_IN_3, DPCSSYS_CR, id), \
SRI_IX(RAWLANE3_DIG_PCS_XF_RX_OVRD_IN_2, DPCSSYS_CR, id), \
SRI_IX(RAWLANE3_DIG_PCS_XF_RX_OVRD_IN_3, DPCSSYS_CR, id)
void dcn201_link_encoder_construct(
struct dcn20_link_encoder *enc20,
const struct encoder_init_data *init_data,
const struct encoder_feature_support *enc_features,
const struct dcn10_link_enc_registers *link_regs,
const struct dcn10_link_enc_aux_registers *aux_regs,
const struct dcn10_link_enc_hpd_registers *hpd_regs,
const struct dcn10_link_enc_shift *link_shift,
const struct dcn10_link_enc_mask *link_mask);
#endif /* __DC_LINK_ENCODER__DCN201_H__ */
Annotation
- Immediate include surface: `dcn20/dcn20_link_encoder.h`.
- Atlas domain: Driver Families / drivers/gpu.
- Implementation status: source implementation candidate.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.