1 /* 2 * Copyright 2021 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 */ 22 #include <nvif/outp.h> 23 #include <nvif/disp.h> 24 #include <nvif/printf.h> 25 26 #include <nvif/class.h> 27 28 int 29 nvif_outp_dp_mst_vcpi(struct nvif_outp *outp, int head, 30 u8 start_slot, u8 num_slots, u16 pbn, u16 aligned_pbn) 31 { 32 struct nvif_outp_dp_mst_vcpi_v0 args; 33 int ret; 34 35 args.version = 0; 36 args.head = head; 37 args.start_slot = start_slot; 38 args.num_slots = num_slots; 39 args.pbn = pbn; 40 args.aligned_pbn = aligned_pbn; 41 42 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_MST_VCPI, &args, sizeof(args)); 43 NVIF_ERRON(ret, &outp->object, 44 "[DP_MST_VCPI head:%d start_slot:%02x num_slots:%02x pbn:%04x aligned_pbn:%04x]", 45 args.head, args.start_slot, args.num_slots, args.pbn, args.aligned_pbn); 46 return ret; 47 } 48 49 int 50 nvif_outp_dp_retrain(struct nvif_outp *outp) 51 { 52 int ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_RETRAIN, NULL, 0); 53 NVIF_ERRON(ret, &outp->object, "[DP_RETRAIN]"); 54 return ret; 55 } 56 57 int 58 nvif_outp_dp_aux_pwr(struct nvif_outp *outp, bool enable) 59 { 60 struct nvif_outp_dp_aux_pwr_v0 args; 61 int ret; 62 63 args.version = 0; 64 args.state = enable; 65 66 ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_AUX_PWR, &args, sizeof(args)); 67 NVIF_ERRON(ret, &outp->object, "[DP_AUX_PWR state:%d]", args.state); 68 return ret; 69 } 70 71 int 72 nvif_outp_hda_eld(struct nvif_outp *outp, int head, void *data, u32 size) 73 { 74 struct { 75 struct nvif_outp_hda_eld_v0 mthd; 76 u8 data[128]; 77 } args; 78 int ret; 79 80 if (WARN_ON(size > ARRAY_SIZE(args.data))) 81 return -EINVAL; 82 83 args.mthd.version = 0; 84 args.mthd.head = head; 85 86 memcpy(args.data, data, size); 87 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_HDA_ELD, &args, sizeof(args.mthd) + size); 88 NVIF_ERRON(ret, &outp->object, "[HDA_ELD head:%d size:%d]", head, size); 89 return ret; 90 } 91 92 int 93 nvif_outp_infoframe(struct nvif_outp *outp, u8 type, struct nvif_outp_infoframe_v0 *args, u32 size) 94 { 95 int ret; 96 97 args->type = type; 98 99 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_INFOFRAME, args, sizeof(*args) + size); 100 NVIF_ERRON(ret, &outp->object, "[INFOFRAME type:%d size:%d]", type, size); 101 return ret; 102 } 103 104 void 105 nvif_outp_release(struct nvif_outp *outp) 106 { 107 int ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_RELEASE, NULL, 0); 108 NVIF_ERRON(ret, &outp->object, "[RELEASE]"); 109 outp->or.id = -1; 110 } 111 112 static inline int 113 nvif_outp_acquire(struct nvif_outp *outp, u8 proto, struct nvif_outp_acquire_v0 *args) 114 { 115 int ret; 116 117 args->version = 0; 118 args->proto = proto; 119 120 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_ACQUIRE, args, sizeof(*args)); 121 if (ret) 122 return ret; 123 124 outp->or.id = args->or; 125 outp->or.link = args->link; 126 return 0; 127 } 128 129 int 130 nvif_outp_acquire_dp(struct nvif_outp *outp, u8 dpcd[16], 131 int link_nr, int link_bw, bool hda, bool mst) 132 { 133 struct nvif_outp_acquire_v0 args; 134 int ret; 135 136 args.dp.link_nr = link_nr; 137 args.dp.link_bw = link_bw; 138 args.dp.hda = hda; 139 args.dp.mst = mst; 140 memcpy(args.dp.dpcd, dpcd, sizeof(args.dp.dpcd)); 141 142 ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_DP, &args); 143 NVIF_ERRON(ret, &outp->object, 144 "[ACQUIRE proto:DP link_nr:%d link_bw:%02x hda:%d mst:%d] or:%d link:%d", 145 args.dp.link_nr, args.dp.link_bw, args.dp.hda, args.dp.mst, args.or, args.link); 146 return ret; 147 } 148 149 int 150 nvif_outp_acquire_lvds(struct nvif_outp *outp, bool dual, bool bpc8) 151 { 152 struct nvif_outp_acquire_v0 args; 153 int ret; 154 155 args.lvds.dual = dual; 156 args.lvds.bpc8 = bpc8; 157 158 ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_LVDS, &args); 159 NVIF_ERRON(ret, &outp->object, 160 "[ACQUIRE proto:LVDS dual:%d 8bpc:%d] or:%d link:%d", 161 args.lvds.dual, args.lvds.bpc8, args.or, args.link); 162 return ret; 163 } 164 165 int 166 nvif_outp_acquire_tmds(struct nvif_outp *outp, int head, 167 bool hdmi, u8 max_ac_packet, u8 rekey, u8 scdc, bool hda) 168 { 169 struct nvif_outp_acquire_v0 args; 170 int ret; 171 172 args.tmds.head = head; 173 args.tmds.hdmi = hdmi; 174 args.tmds.hdmi_max_ac_packet = max_ac_packet; 175 args.tmds.hdmi_rekey = rekey; 176 args.tmds.hdmi_scdc = scdc; 177 args.tmds.hdmi_hda = hda; 178 179 ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_TMDS, &args); 180 NVIF_ERRON(ret, &outp->object, 181 "[ACQUIRE proto:TMDS head:%d hdmi:%d max_ac_packet:%d rekey:%d scdc:%d hda:%d]" 182 " or:%d link:%d", args.tmds.head, args.tmds.hdmi, args.tmds.hdmi_max_ac_packet, 183 args.tmds.hdmi_rekey, args.tmds.hdmi_scdc, args.tmds.hdmi_hda, 184 args.or, args.link); 185 return ret; 186 } 187 188 int 189 nvif_outp_acquire_rgb_crt(struct nvif_outp *outp) 190 { 191 struct nvif_outp_acquire_v0 args; 192 int ret; 193 194 ret = nvif_outp_acquire(outp, NVIF_OUTP_ACQUIRE_V0_RGB_CRT, &args); 195 NVIF_ERRON(ret, &outp->object, "[ACQUIRE proto:RGB_CRT] or:%d", args.or); 196 return ret; 197 } 198 199 int 200 nvif_outp_load_detect(struct nvif_outp *outp, u32 loadval) 201 { 202 struct nvif_outp_load_detect_v0 args; 203 int ret; 204 205 args.version = 0; 206 args.data = loadval; 207 208 ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_LOAD_DETECT, &args, sizeof(args)); 209 NVIF_ERRON(ret, &outp->object, "[LOAD_DETECT data:%08x] load:%02x", args.data, args.load); 210 return ret < 0 ? ret : args.load; 211 } 212 213 void 214 nvif_outp_dtor(struct nvif_outp *outp) 215 { 216 nvif_object_dtor(&outp->object); 217 } 218 219 int 220 nvif_outp_ctor(struct nvif_disp *disp, const char *name, int id, struct nvif_outp *outp) 221 { 222 struct nvif_outp_v0 args; 223 int ret; 224 225 args.version = 0; 226 args.id = id; 227 228 ret = nvif_object_ctor(&disp->object, name ?: "nvifOutp", id, NVIF_CLASS_OUTP, 229 &args, sizeof(args), &outp->object); 230 NVIF_ERRON(ret, &disp->object, "[NEW outp id:%d]", id); 231 if (ret) 232 return ret; 233 234 outp->or.id = -1; 235 return 0; 236 } 237