From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- .../gpu/drm/nouveau/nvkm/engine/disp/piornv50.c | 170 +++++++++++++++++++++ 1 file changed, 170 insertions(+) create mode 100644 drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c') diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c new file mode 100644 index 000000000..2a1d8871b --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/piornv50.c @@ -0,0 +1,170 @@ +/* + * Copyright 2012 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 "nv50.h" +#include "outpdp.h" + +#include +#include +#include + +#include +#include + +/****************************************************************************** + * TMDS + *****************************************************************************/ + +static int +nv50_pior_tmds_ctor(struct nvkm_object *parent, + struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *info, u32 index, + struct nvkm_object **pobject) +{ + struct nvkm_i2c *i2c = nvkm_i2c(parent); + struct nvkm_output *outp; + int ret; + + ret = nvkm_output_create(parent, engine, oclass, info, index, &outp); + *pobject = nv_object(outp); + if (ret) + return ret; + + outp->edid = i2c->find_type(i2c, NV_I2C_TYPE_EXTDDC(outp->info.extdev)); + return 0; +} + +struct nvkm_output_impl +nv50_pior_tmds_impl = { + .base.handle = DCB_OUTPUT_TMDS | 0x0100, + .base.ofuncs = &(struct nvkm_ofuncs) { + .ctor = nv50_pior_tmds_ctor, + .dtor = _nvkm_output_dtor, + .init = _nvkm_output_init, + .fini = _nvkm_output_fini, + }, +}; + +/****************************************************************************** + * DisplayPort + *****************************************************************************/ + +static int +nv50_pior_dp_pattern(struct nvkm_output_dp *outp, int pattern) +{ + struct nvkm_i2c_port *port = outp->base.edid; + if (port && port->func->pattern) + return port->func->pattern(port, pattern); + return port ? 0 : -ENODEV; +} + +static int +nv50_pior_dp_lnk_pwr(struct nvkm_output_dp *outp, int nr) +{ + return 0; +} + +static int +nv50_pior_dp_lnk_ctl(struct nvkm_output_dp *outp, int nr, int bw, bool ef) +{ + struct nvkm_i2c_port *port = outp->base.edid; + if (port && port->func->lnk_ctl) + return port->func->lnk_ctl(port, nr, bw, ef); + return port ? 0 : -ENODEV; +} + +static int +nv50_pior_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc) +{ + struct nvkm_i2c_port *port = outp->base.edid; + if (port && port->func->drv_ctl) + return port->func->drv_ctl(port, ln, vs, pe); + return port ? 0 : -ENODEV; +} + +static int +nv50_pior_dp_ctor(struct nvkm_object *parent, + struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *info, u32 index, + struct nvkm_object **pobject) +{ + struct nvkm_i2c *i2c = nvkm_i2c(parent); + struct nvkm_output_dp *outp; + int ret; + + ret = nvkm_output_dp_create(parent, engine, oclass, info, index, &outp); + *pobject = nv_object(outp); + if (ret) + return ret; + + outp->base.edid = i2c->find_type(i2c, NV_I2C_TYPE_EXTAUX( + outp->base.info.extdev)); + return 0; +} + +struct nvkm_output_dp_impl +nv50_pior_dp_impl = { + .base.base.handle = DCB_OUTPUT_DP | 0x0010, + .base.base.ofuncs = &(struct nvkm_ofuncs) { + .ctor = nv50_pior_dp_ctor, + .dtor = _nvkm_output_dp_dtor, + .init = _nvkm_output_dp_init, + .fini = _nvkm_output_dp_fini, + }, + .pattern = nv50_pior_dp_pattern, + .lnk_pwr = nv50_pior_dp_lnk_pwr, + .lnk_ctl = nv50_pior_dp_lnk_ctl, + .drv_ctl = nv50_pior_dp_drv_ctl, +}; + +/****************************************************************************** + * General PIOR handling + *****************************************************************************/ + +int +nv50_pior_power(NV50_DISP_MTHD_V1) +{ + const u32 soff = outp->or * 0x800; + union { + struct nv50_disp_pior_pwr_v0 v0; + } *args = data; + u32 ctrl, type; + int ret; + + nv_ioctl(object, "disp pior pwr size %d\n", size); + if (nvif_unpack(args->v0, 0, 0, false)) { + nv_ioctl(object, "disp pior pwr vers %d state %d type %x\n", + args->v0.version, args->v0.state, args->v0.type); + if (args->v0.type > 0x0f) + return -EINVAL; + ctrl = !!args->v0.state; + type = args->v0.type; + } else + return ret; + + nv_wait(priv, 0x61e004 + soff, 0x80000000, 0x00000000); + nv_mask(priv, 0x61e004 + soff, 0x80000101, 0x80000000 | ctrl); + nv_wait(priv, 0x61e004 + soff, 0x80000000, 0x00000000); + priv->pior.type[outp->or] = type; + return 0; +} -- cgit v1.2.3-54-g00ecf