diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2023-09-19 17:56:22 -0400 |
|---|---|---|
| committer | Lyude Paul <lyude@redhat.com> | 2023-09-19 18:22:11 -0400 |
| commit | bd7a61bcbb50bfca1b9a585f17d5590dbb521b78 (patch) | |
| tree | ee22bd210445deeeb5a68bf8089d54ffc8ea4d0f /drivers/gpu/drm/nouveau/include | |
| parent | 0bd4e9f7dcd17003b7274b0608bf6575c6a07b88 (diff) | |
drm/nouveau/disp: add dp aux xfer method
- preparation for GSP-RM
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Acked-by: Danilo Krummrich <me@dakr.org>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230919220442.202488-28-lyude@redhat.com
Diffstat (limited to 'drivers/gpu/drm/nouveau/include')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvif/if0012.h | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvif/outp.h | 2 |
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0012.h b/drivers/gpu/drm/nouveau/include/nvif/if0012.h index ee4cec541a90..94f1e55b0ce6 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/if0012.h +++ b/drivers/gpu/drm/nouveau/include/nvif/if0012.h @@ -32,6 +32,7 @@ union nvif_outp_args { #define NVIF_OUTP_V0_HDA_ELD 0x61 #define NVIF_OUTP_V0_DP_AUX_PWR 0x70 +#define NVIF_OUTP_V0_DP_AUX_XFER 0x71 #define NVIF_OUTP_V0_DP_RETRAIN 0x73 #define NVIF_OUTP_V0_DP_MST_VCPI 0x78 @@ -182,6 +183,17 @@ union nvif_outp_dp_aux_pwr_args { } v0; }; +union nvif_outp_dp_aux_xfer_args { + struct nvif_outp_dp_aux_xfer_v0 { + __u8 version; + __u8 pad01; + __u8 type; + __u8 size; + __u32 addr; + __u8 data[16]; + } v0; +}; + union nvif_outp_dp_retrain_args { struct nvif_outp_dp_retrain_vn { } vn; diff --git a/drivers/gpu/drm/nouveau/include/nvif/outp.h b/drivers/gpu/drm/nouveau/include/nvif/outp.h index 0ddaec9416ee..dd4dd0e2a7a1 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/outp.h +++ b/drivers/gpu/drm/nouveau/include/nvif/outp.h @@ -56,7 +56,9 @@ int nvif_outp_hdmi(struct nvif_outp *, int head, bool enable, u8 max_ac_packet, int nvif_outp_infoframe(struct nvif_outp *, u8 type, struct nvif_outp_infoframe_v0 *, u32 size); int nvif_outp_hda_eld(struct nvif_outp *, int head, void *data, u32 size); + int nvif_outp_dp_aux_pwr(struct nvif_outp *, bool enable); +int nvif_outp_dp_aux_xfer(struct nvif_outp *, u8 type, u8 *size, u32 addr, u8 *data); int nvif_outp_dp_retrain(struct nvif_outp *); int nvif_outp_dp_mst_vcpi(struct nvif_outp *, int head, u8 start_slot, u8 num_slots, u16 pbn, u16 aligned_pbn); |