diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c new file mode 100644 index 000000000000..9224bcbf0159 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.c @@ -0,0 +1,142 @@ +/* + * Copyright 2014 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. + * + * Authors: Ben Skeggs + */ +#include "outp.h" +#include "priv.h" + +#include <subdev/bios.h> +#include <subdev/bios/conn.h> +#include <subdev/bios/dcb.h> +#include <subdev/i2c.h> + +int +_nvkm_output_fini(struct nvkm_object *object, bool suspend) +{ + struct nvkm_output *outp = (void *)object; + nv_ofuncs(outp->conn)->fini(nv_object(outp->conn), suspend); + return nvkm_object_fini(&outp->base, suspend); +} + +int +_nvkm_output_init(struct nvkm_object *object) +{ + struct nvkm_output *outp = (void *)object; + int ret = nvkm_object_init(&outp->base); + if (ret == 0) + nv_ofuncs(outp->conn)->init(nv_object(outp->conn)); + return 0; +} + +void +_nvkm_output_dtor(struct nvkm_object *object) +{ + struct nvkm_output *outp = (void *)object; + list_del(&outp->head); + nvkm_object_ref(NULL, (void *)&outp->conn); + nvkm_object_destroy(&outp->base); +} + +int +nvkm_output_create_(struct nvkm_object *parent, + struct nvkm_object *engine, + struct nvkm_oclass *oclass, + struct dcb_output *dcbE, int index, + int length, void **pobject) +{ + struct nvkm_disp *disp = nvkm_disp(parent); + struct nvkm_bios *bios = nvkm_bios(parent); + struct nvkm_i2c *i2c = nvkm_i2c(parent); + struct nvbios_connE connE; + struct nvkm_output *outp; + u8 ver, hdr; + u32 data; + int ret; + + ret = nvkm_object_create_(parent, engine, oclass, 0, length, pobject); + outp = *pobject; + if (ret) + return ret; + + outp->info = *dcbE; + outp->index = index; + outp->or = ffs(outp->info.or) - 1; + + DBG("type %02x loc %d or %d link %d con %x edid %x bus %d head %x\n", + dcbE->type, dcbE->location, dcbE->or, dcbE->type >= 2 ? + dcbE->sorconf.link : 0, dcbE->connector, dcbE->i2c_index, + dcbE->bus, dcbE->heads); + + if (outp->info.type != DCB_OUTPUT_DP) + outp->port = i2c->find(i2c, NV_I2C_PORT(outp->info.i2c_index)); + else + outp->port = i2c->find(i2c, NV_I2C_AUX(outp->info.i2c_index)); + outp->edid = outp->port; + + data = nvbios_connEp(bios, outp->info.connector, &ver, &hdr, &connE); + if (!data) { + DBG("vbios connector data not found\n"); + memset(&connE, 0x00, sizeof(connE)); + connE.type = DCB_CONNECTOR_NONE; + } + + ret = nvkm_object_ctor(parent, NULL, nvkm_connector_oclass, + &connE, outp->info.connector, + (struct nvkm_object **)&outp->conn); + if (ret < 0) { + ERR("error %d creating connector, disabling\n", ret); + return ret; + } + + list_add_tail(&outp->head, &disp->outp); + return 0; +} + +int +_nvkm_output_ctor(struct nvkm_object *parent, + struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *dcbE, u32 index, + struct nvkm_object **pobject) +{ + struct nvkm_output *outp; + int ret; + + ret = nvkm_output_create(parent, engine, oclass, dcbE, index, &outp); + *pobject = nv_object(outp); + if (ret) + return ret; + + return 0; +} + +struct nvkm_oclass * +nvkm_output_oclass = &(struct nvkm_output_impl) { + .base = { + .handle = 0, + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = _nvkm_output_ctor, + .dtor = _nvkm_output_dtor, + .init = _nvkm_output_init, + .fini = _nvkm_output_fini, + }, + }, +}.base; |