ubuntu-linux-kernel/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.c

497 lines
14 KiB
C

/*
* 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 "rootnv50.h"
#include "dmacnv50.h"
#include "dp.h"
#include "head.h"
#include "ior.h"
#include <core/client.h>
#include <core/ramht.h>
#include <subdev/timer.h>
#include <nvif/class.h>
#include <nvif/cl5070.h>
#include <nvif/unpack.h>
static int
nv50_disp_root_mthd_(struct nvkm_object *object, u32 mthd, void *data, u32 size)
{
union {
struct nv50_disp_mthd_v0 v0;
struct nv50_disp_mthd_v1 v1;
} *args = data;
struct nv50_disp_root *root = nv50_disp_root(object);
struct nv50_disp *disp = root->disp;
struct nvkm_outp *temp, *outp = NULL;
struct nvkm_head *head;
u16 type, mask = 0;
int hidx, ret = -ENOSYS;
if (mthd != NV50_DISP_MTHD)
return -EINVAL;
nvif_ioctl(object, "disp mthd size %d\n", size);
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
nvif_ioctl(object, "disp mthd vers %d mthd %02x head %d\n",
args->v0.version, args->v0.method, args->v0.head);
mthd = args->v0.method;
hidx = args->v0.head;
} else
if (!(ret = nvif_unpack(ret, &data, &size, args->v1, 1, 1, true))) {
nvif_ioctl(object, "disp mthd vers %d mthd %02x "
"type %04x mask %04x\n",
args->v1.version, args->v1.method,
args->v1.hasht, args->v1.hashm);
mthd = args->v1.method;
type = args->v1.hasht;
mask = args->v1.hashm;
hidx = ffs((mask >> 8) & 0x0f) - 1;
} else
return ret;
if (!(head = nvkm_head_find(&disp->base, hidx)))
return -ENXIO;
if (mask) {
list_for_each_entry(temp, &disp->base.outp, head) {
if ((temp->info.hasht == type) &&
(temp->info.hashm & mask) == mask) {
outp = temp;
break;
}
}
if (outp == NULL)
return -ENXIO;
}
switch (mthd) {
case NV50_DISP_SCANOUTPOS: {
return nvkm_head_mthd_scanoutpos(object, head, data, size);
}
default:
break;
}
switch (mthd * !!outp) {
case NV50_DISP_MTHD_V1_ACQUIRE: {
union {
struct nv50_disp_acquire_v0 v0;
} *args = data;
int ret = -ENOSYS;
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
ret = nvkm_outp_acquire(outp, NVKM_OUTP_USER);
if (ret == 0) {
args->v0.or = outp->ior->id;
args->v0.link = outp->ior->asy.link;
}
}
return ret;
}
break;
case NV50_DISP_MTHD_V1_RELEASE:
nvkm_outp_release(outp, NVKM_OUTP_USER);
return 0;
case NV50_DISP_MTHD_V1_DAC_LOAD: {
union {
struct nv50_disp_dac_load_v0 v0;
} *args = data;
int ret = -ENOSYS;
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
if (args->v0.data & 0xfff00000)
return -EINVAL;
ret = nvkm_outp_acquire(outp, NVKM_OUTP_PRIV);
if (ret)
return ret;
ret = outp->ior->func->sense(outp->ior, args->v0.data);
nvkm_outp_release(outp, NVKM_OUTP_PRIV);
if (ret < 0)
return ret;
args->v0.load = ret;
return 0;
} else
return ret;
}
break;
case NV50_DISP_MTHD_V1_SOR_HDA_ELD: {
union {
struct nv50_disp_sor_hda_eld_v0 v0;
} *args = data;
struct nvkm_ior *ior = outp->ior;
int ret = -ENOSYS;
nvif_ioctl(object, "disp sor hda eld size %d\n", size);
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
nvif_ioctl(object, "disp sor hda eld vers %d\n",
args->v0.version);
if (size > 0x60)
return -E2BIG;
} else
return ret;
if (!ior->func->hda.hpd)
return -ENODEV;
if (size && args->v0.data[0]) {
if (outp->info.type == DCB_OUTPUT_DP)
ior->func->dp.audio(ior, hidx, true);
ior->func->hda.hpd(ior, hidx, true);
ior->func->hda.eld(ior, data, size);
} else {
if (outp->info.type == DCB_OUTPUT_DP)
ior->func->dp.audio(ior, hidx, false);
ior->func->hda.hpd(ior, hidx, false);
}
return 0;
}
break;
case NV50_DISP_MTHD_V1_SOR_HDMI_PWR: {
union {
struct nv50_disp_sor_hdmi_pwr_v0 v0;
} *args = data;
u8 *vendor, vendor_size;
u8 *avi, avi_size;
int ret = -ENOSYS;
nvif_ioctl(object, "disp sor hdmi ctrl size %d\n", size);
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
nvif_ioctl(object, "disp sor hdmi ctrl vers %d state %d "
"max_ac_packet %d rekey %d\n",
args->v0.version, args->v0.state,
args->v0.max_ac_packet, args->v0.rekey);
if (args->v0.max_ac_packet > 0x1f || args->v0.rekey > 0x7f)
return -EINVAL;
if ((args->v0.avi_infoframe_length
+ args->v0.vendor_infoframe_length) > size)
return -EINVAL;
else
if ((args->v0.avi_infoframe_length
+ args->v0.vendor_infoframe_length) < size)
return -E2BIG;
avi = data;
avi_size = args->v0.avi_infoframe_length;
vendor = avi + avi_size;
vendor_size = args->v0.vendor_infoframe_length;
} else
return ret;
if (!outp->ior->func->hdmi.ctrl)
return -ENODEV;
outp->ior->func->hdmi.ctrl(outp->ior, hidx, args->v0.state,
args->v0.max_ac_packet,
args->v0.rekey, avi, avi_size,
vendor, vendor_size);
return 0;
}
break;
case NV50_DISP_MTHD_V1_SOR_LVDS_SCRIPT: {
union {
struct nv50_disp_sor_lvds_script_v0 v0;
} *args = data;
int ret = -ENOSYS;
nvif_ioctl(object, "disp sor lvds script size %d\n", size);
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
nvif_ioctl(object, "disp sor lvds script "
"vers %d name %04x\n",
args->v0.version, args->v0.script);
disp->sor.lvdsconf = args->v0.script;
return 0;
} else
return ret;
}
break;
case NV50_DISP_MTHD_V1_SOR_DP_MST_LINK: {
struct nvkm_dp *dp = nvkm_dp(outp);
union {
struct nv50_disp_sor_dp_mst_link_v0 v0;
} *args = data;
int ret = -ENOSYS;
nvif_ioctl(object, "disp sor dp mst link size %d\n", size);
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
nvif_ioctl(object, "disp sor dp mst link vers %d state %d\n",
args->v0.version, args->v0.state);
dp->lt.mst = !!args->v0.state;
return 0;
} else
return ret;
}
break;
case NV50_DISP_MTHD_V1_SOR_DP_MST_VCPI: {
union {
struct nv50_disp_sor_dp_mst_vcpi_v0 v0;
} *args = data;
int ret = -ENOSYS;
nvif_ioctl(object, "disp sor dp mst vcpi size %d\n", size);
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
nvif_ioctl(object, "disp sor dp mst vcpi vers %d "
"slot %02x/%02x pbn %04x/%04x\n",
args->v0.version, args->v0.start_slot,
args->v0.num_slots, args->v0.pbn,
args->v0.aligned_pbn);
if (!outp->ior->func->dp.vcpi)
return -ENODEV;
outp->ior->func->dp.vcpi(outp->ior, hidx,
args->v0.start_slot,
args->v0.num_slots,
args->v0.pbn,
args->v0.aligned_pbn);
return 0;
} else
return ret;
}
break;
default:
break;
}
return -EINVAL;
}
static int
nv50_disp_root_dmac_new_(const struct nvkm_oclass *oclass,
void *data, u32 size, struct nvkm_object **pobject)
{
const struct nv50_disp_dmac_oclass *sclass = oclass->priv;
struct nv50_disp_root *root = nv50_disp_root(oclass->parent);
return sclass->ctor(sclass->func, sclass->mthd, root, sclass->chid,
oclass, data, size, pobject);
}
static int
nv50_disp_root_pioc_new_(const struct nvkm_oclass *oclass,
void *data, u32 size, struct nvkm_object **pobject)
{
const struct nv50_disp_pioc_oclass *sclass = oclass->priv;
struct nv50_disp_root *root = nv50_disp_root(oclass->parent);
return sclass->ctor(sclass->func, sclass->mthd, root, sclass->chid.ctrl,
sclass->chid.user, oclass, data, size, pobject);
}
static int
nv50_disp_root_child_get_(struct nvkm_object *object, int index,
struct nvkm_oclass *sclass)
{
struct nv50_disp_root *root = nv50_disp_root(object);
if (index < ARRAY_SIZE(root->func->dmac)) {
sclass->base = root->func->dmac[index]->base;
sclass->priv = root->func->dmac[index];
sclass->ctor = nv50_disp_root_dmac_new_;
return 0;
}
index -= ARRAY_SIZE(root->func->dmac);
if (index < ARRAY_SIZE(root->func->pioc)) {
sclass->base = root->func->pioc[index]->base;
sclass->priv = root->func->pioc[index];
sclass->ctor = nv50_disp_root_pioc_new_;
return 0;
}
return -EINVAL;
}
static int
nv50_disp_root_fini_(struct nvkm_object *object, bool suspend)
{
struct nv50_disp_root *root = nv50_disp_root(object);
root->func->fini(root);
return 0;
}
static int
nv50_disp_root_init_(struct nvkm_object *object)
{
struct nv50_disp_root *root = nv50_disp_root(object);
struct nvkm_ior *ior;
int ret;
ret = root->func->init(root);
if (ret)
return ret;
/* Set 'normal' (ie. when it's attached to a head) state for
* each output resource to 'fully enabled'.
*/
list_for_each_entry(ior, &root->disp->base.ior, head) {
ior->func->power(ior, true, true, true, true, true);
}
return 0;
}
static void *
nv50_disp_root_dtor_(struct nvkm_object *object)
{
struct nv50_disp_root *root = nv50_disp_root(object);
nvkm_ramht_del(&root->ramht);
nvkm_gpuobj_del(&root->instmem);
return root;
}
static const struct nvkm_object_func
nv50_disp_root_ = {
.dtor = nv50_disp_root_dtor_,
.init = nv50_disp_root_init_,
.fini = nv50_disp_root_fini_,
.mthd = nv50_disp_root_mthd_,
.ntfy = nvkm_disp_ntfy,
.sclass = nv50_disp_root_child_get_,
};
int
nv50_disp_root_new_(const struct nv50_disp_root_func *func,
struct nvkm_disp *base, const struct nvkm_oclass *oclass,
void *data, u32 size, struct nvkm_object **pobject)
{
struct nv50_disp *disp = nv50_disp(base);
struct nv50_disp_root *root;
struct nvkm_device *device = disp->base.engine.subdev.device;
int ret;
if (!(root = kzalloc(sizeof(*root), GFP_KERNEL)))
return -ENOMEM;
*pobject = &root->object;
nvkm_object_ctor(&nv50_disp_root_, oclass, &root->object);
root->func = func;
root->disp = disp;
ret = nvkm_gpuobj_new(disp->base.engine.subdev.device, 0x10000, 0x10000,
false, NULL, &root->instmem);
if (ret)
return ret;
return nvkm_ramht_new(device, 0x1000, 0, root->instmem, &root->ramht);
}
void
nv50_disp_root_fini(struct nv50_disp_root *root)
{
struct nvkm_device *device = root->disp->base.engine.subdev.device;
/* disable all interrupts */
nvkm_wr32(device, 0x610024, 0x00000000);
nvkm_wr32(device, 0x610020, 0x00000000);
}
int
nv50_disp_root_init(struct nv50_disp_root *root)
{
struct nv50_disp *disp = root->disp;
struct nvkm_head *head;
struct nvkm_device *device = disp->base.engine.subdev.device;
u32 tmp;
int i;
/* The below segments of code copying values from one register to
* another appear to inform EVO of the display capabilities or
* something similar. NFI what the 0x614004 caps are for..
*/
tmp = nvkm_rd32(device, 0x614004);
nvkm_wr32(device, 0x610184, tmp);
/* ... CRTC caps */
list_for_each_entry(head, &disp->base.head, head) {
tmp = nvkm_rd32(device, 0x616100 + (head->id * 0x800));
nvkm_wr32(device, 0x610190 + (head->id * 0x10), tmp);
tmp = nvkm_rd32(device, 0x616104 + (head->id * 0x800));
nvkm_wr32(device, 0x610194 + (head->id * 0x10), tmp);
tmp = nvkm_rd32(device, 0x616108 + (head->id * 0x800));
nvkm_wr32(device, 0x610198 + (head->id * 0x10), tmp);
tmp = nvkm_rd32(device, 0x61610c + (head->id * 0x800));
nvkm_wr32(device, 0x61019c + (head->id * 0x10), tmp);
}
/* ... DAC caps */
for (i = 0; i < disp->func->dac.nr; i++) {
tmp = nvkm_rd32(device, 0x61a000 + (i * 0x800));
nvkm_wr32(device, 0x6101d0 + (i * 0x04), tmp);
}
/* ... SOR caps */
for (i = 0; i < disp->func->sor.nr; i++) {
tmp = nvkm_rd32(device, 0x61c000 + (i * 0x800));
nvkm_wr32(device, 0x6101e0 + (i * 0x04), tmp);
}
/* ... PIOR caps */
for (i = 0; i < disp->func->pior.nr; i++) {
tmp = nvkm_rd32(device, 0x61e000 + (i * 0x800));
nvkm_wr32(device, 0x6101f0 + (i * 0x04), tmp);
}
/* steal display away from vbios, or something like that */
if (nvkm_rd32(device, 0x610024) & 0x00000100) {
nvkm_wr32(device, 0x610024, 0x00000100);
nvkm_mask(device, 0x6194e8, 0x00000001, 0x00000000);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x6194e8) & 0x00000002))
break;
) < 0)
return -EBUSY;
}
/* point at display engine memory area (hash table, objects) */
nvkm_wr32(device, 0x610010, (root->instmem->addr >> 8) | 9);
/* enable supervisor interrupts, disable everything else */
nvkm_wr32(device, 0x61002c, 0x00000370);
nvkm_wr32(device, 0x610028, 0x00000000);
return 0;
}
static const struct nv50_disp_root_func
nv50_disp_root = {
.init = nv50_disp_root_init,
.fini = nv50_disp_root_fini,
.dmac = {
&nv50_disp_core_oclass,
&nv50_disp_base_oclass,
&nv50_disp_ovly_oclass,
},
.pioc = {
&nv50_disp_oimm_oclass,
&nv50_disp_curs_oclass,
},
};
static int
nv50_disp_root_new(struct nvkm_disp *disp, const struct nvkm_oclass *oclass,
void *data, u32 size, struct nvkm_object **pobject)
{
return nv50_disp_root_new_(&nv50_disp_root, disp, oclass,
data, size, pobject);
}
const struct nvkm_disp_oclass
nv50_disp_root_oclass = {
.base.oclass = NV50_DISP,
.base.minver = -1,
.base.maxver = -1,
.ctor = nv50_disp_root_new,
};