diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvif/outp.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvif/outp.c | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvif/outp.c b/drivers/gpu/drm/nouveau/nvif/outp.c new file mode 100644 index 000000000..c24bc5eae --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvif/outp.c @@ -0,0 +1,236 @@ +/* + * Copyright 2021 Red Hat 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. + */ +#include <nvif/outp.h> +#include <nvif/disp.h> +#include <nvif/printf.h> + +#include <nvif/class.h> + +int +nvif_outp_dp_mst_vcpi(struct nvif_outp *outp, int head, + u8 start_slot, u8 num_slots, u16 pbn, u16 aligned_pbn) +{ + struct nvif_outp_dp_mst_vcpi_v0 args; + int ret; + + args.version = 0; + args.head = head; + args.start_slot = start_slot; + args.num_slots = num_slots; + args.pbn = pbn; + args.aligned_pbn = aligned_pbn; + + ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_MST_VCPI, &args, sizeof(args)); + NVIF_ERRON(ret, &outp->object, + "[DP_MST_VCPI head:%d start_slot:%02x num_slots:%02x pbn:%04x aligned_pbn:%04x]", + args.head, args.start_slot, args.num_slots, args.pbn, args.aligned_pbn); + return ret; +} + +int +nvif_outp_dp_retrain(struct nvif_outp *outp) +{ + int ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_RETRAIN, NULL, 0); + NVIF_ERRON(ret, &outp->object, "[DP_RETRAIN]"); + return ret; +} + +int +nvif_outp_dp_aux_pwr(struct nvif_outp *outp, bool enable) +{ + struct nvif_outp_dp_aux_pwr_v0 args; + int ret; + + args.version = 0; + args.state = enable; + + ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_AUX_PWR, &args, sizeof(args)); + NVIF_ERRON(ret, &outp->object, "[DP_AUX_PWR state:%d]", args.state); + return ret; +} + +int +nvif_outp_hda_eld(struct nvif_outp *outp, int head, void *data, u32 size) +{ + struct { + struct nvif_outp_hda_eld_v0 mthd; + u8 data[128]; + } args; + int ret; + + if (WARN_ON(size > ARRAY_SIZE(args.data))) + return -EINVAL; + + args.mthd.version = 0; + args.mthd.head = head; + + memcpy(args.data, data, size); + ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_HDA_ELD, &args, sizeof(args.mthd) + size); + NVIF_ERRON(ret, &outp->object, "[HDA_ELD head:%d size:%d]", head, size); + return ret; +} + +int +nvif_outp_infoframe(struct nvif_outp *outp, u8 type, struct nvif_outp_infoframe_v0 *args, u32 size) +{ + int ret; + + args->type = type; + + ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_INFOFRAME, args, sizeof(*args) + size); + NVIF_ERRON(ret, &outp->object, "[INFOFRAME type:%d size:%d]", type, size); + return ret; +} + +void +nvif_outp_release(struct nvif_outp *outp) +{ + int ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_RELEASE, NULL, 0); + NVIF_ERRON(ret, &outp->object, "[RELEASE]"); + outp->or.id = -1; +} + +static inline int +nvif_outp_acquire(struct nvif_outp *outp, u8 proto, struct nvif_outp_acquire_v0 *args) +{ + int ret; + + args->version = 0; + args->proto = proto; + + ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_ACQUIRE, args, sizeof(*args)); + if (ret) + return ret; + + outp->or.id = args->or; + outp->or.link = args->link; + return 0; +} + +int +nvif_outp_acquire_dp(struct nvif_outp *outp, u8 dpcd[DP_RECEIVER_CAP_SIZE], + int link_nr, int link_bw, bool hda, bool mst) +{ + struct nvif_outp_acquire_v0 args; + int ret; + + args.dp.link_nr = link_nr; + args.dp.link_bw = link_bw; + args.dp.hda = hda; + args.dp.mst = mst; + memcpy(args.dp.dpcd, dpcd, sizeof(args.dp.dpcd)); + + ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_DP, &args); + NVIF_ERRON(ret, &outp->object, + "[ACQUIRE proto:DP link_nr:%d link_bw:%02x hda:%d mst:%d] or:%d link:%d", + args.dp.link_nr, args.dp.link_bw, args.dp.hda, args.dp.mst, args.or, args.link); + return ret; +} + +int +nvif_outp_acquire_lvds(struct nvif_outp *outp, bool dual, bool bpc8) +{ + struct nvif_outp_acquire_v0 args; + int ret; + + args.lvds.dual = dual; + args.lvds.bpc8 = bpc8; + + ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_LVDS, &args); + NVIF_ERRON(ret, &outp->object, + "[ACQUIRE proto:LVDS dual:%d 8bpc:%d] or:%d link:%d", + args.lvds.dual, args.lvds.bpc8, args.or, args.link); + return ret; +} + +int +nvif_outp_acquire_tmds(struct nvif_outp *outp, int head, + bool hdmi, u8 max_ac_packet, u8 rekey, u8 scdc, bool hda) +{ + struct nvif_outp_acquire_v0 args; + int ret; + + args.tmds.head = head; + args.tmds.hdmi = hdmi; + args.tmds.hdmi_max_ac_packet = max_ac_packet; + args.tmds.hdmi_rekey = rekey; + args.tmds.hdmi_scdc = scdc; + args.tmds.hdmi_hda = hda; + + ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_TMDS, &args); + NVIF_ERRON(ret, &outp->object, + "[ACQUIRE proto:TMDS head:%d hdmi:%d max_ac_packet:%d rekey:%d scdc:%d hda:%d]" + " or:%d link:%d", args.tmds.head, args.tmds.hdmi, args.tmds.hdmi_max_ac_packet, + args.tmds.hdmi_rekey, args.tmds.hdmi_scdc, args.tmds.hdmi_hda, + args.or, args.link); + return ret; +} + +int +nvif_outp_acquire_rgb_crt(struct nvif_outp *outp) +{ + struct nvif_outp_acquire_v0 args; + int ret; + + ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_RGB_CRT, &args); + NVIF_ERRON(ret, &outp->object, "[ACQUIRE proto:RGB_CRT] or:%d", args.or); + return ret; +} + +int +nvif_outp_load_detect(struct nvif_outp *outp, u32 loadval) +{ + struct nvif_outp_load_detect_v0 args; + int ret; + + args.version = 0; + args.data = loadval; + + ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_LOAD_DETECT, &args, sizeof(args)); + NVIF_ERRON(ret, &outp->object, "[LOAD_DETECT data:%08x] load:%02x", args.data, args.load); + return ret < 0 ? ret : args.load; +} + +void +nvif_outp_dtor(struct nvif_outp *outp) +{ + nvif_object_dtor(&outp->object); +} + +int +nvif_outp_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_outp *outp) +{ + struct nvif_outp_v0 args; + int ret; + + args.version = 0; + args.id = id; + + ret = nvif_object_ctor(&disp->object, name ?: "nvifOutp", id, NVIF_CLASS_OUTP, + &args, sizeof(args), &outp->object); + NVIF_ERRON(ret, &disp->object, "[NEW outp id:%d]", id); + if (ret) + return ret; + + outp->or.id = -1; + return 0; +} |