Release 4.11 drivers/gpu/drm/nouveau/nvkm/engine/disp/corenv50.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 "dmacnv50.h"
#include "rootnv50.h"
#include <core/client.h>
#include <subdev/timer.h>
#include <nvif/class.h>
#include <nvif/cl507d.h>
#include <nvif/unpack.h>
int
nv50_disp_core_new(const struct nv50_disp_dmac_func *func,
const struct nv50_disp_chan_mthd *mthd,
struct nv50_disp_root *root, int chid,
const struct nvkm_oclass *oclass, void *data, u32 size,
struct nvkm_object **pobject)
{
union {
struct nv50_disp_core_channel_dma_v0 v0;
} *args = data;
struct nvkm_object *parent = oclass->parent;
u64 push;
int ret = -ENOSYS;
nvif_ioctl(parent, "create disp core channel dma size %d\n", size);
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
nvif_ioctl(parent, "create disp core channel dma vers %d "
"pushbuf %016llx\n",
args->v0.version, args->v0.pushbuf);
push = args->v0.pushbuf;
} else
return ret;
return nv50_disp_dmac_new_(func, mthd, root, chid, 0,
push, oclass, pobject);
}
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const struct nv50_disp_mthd_list
nv50_disp_core_mthd_base = {
.mthd = 0x0000,
.addr = 0x000000,
.data = {
{ 0x0080, 0x000000 },
{ 0x0084, 0x610bb8 },
{ 0x0088, 0x610b9c },
{ 0x008c, 0x000000 },
{}
}
};
static const struct nv50_disp_mthd_list
nv50_disp_core_mthd_dac = {
.mthd = 0x0080,
.addr = 0x000008,
.data = {
{ 0x0400, 0x610b58 },
{ 0x0404, 0x610bdc },
{ 0x0420, 0x610828 },
{}
}
};
const struct nv50_disp_mthd_list
nv50_disp_core_mthd_sor = {
.mthd = 0x0040,
.addr = 0x000008,
.data = {
{ 0x0600, 0x610b70 },
{}
}
};
const struct nv50_disp_mthd_list
nv50_disp_core_mthd_pior = {
.mthd = 0x0040,
.addr = 0x000008,
.data = {
{ 0x0700, 0x610b80 },
{}
}
};
static const struct nv50_disp_mthd_list
nv50_disp_core_mthd_head = {
.mthd = 0x0400,
.addr = 0x000540,
.data = {
{ 0x0800, 0x610ad8 },
{ 0x0804, 0x610ad0 },
{ 0x0808, 0x610a48 },
{ 0x080c, 0x610a78 },
{ 0x0810, 0x610ac0 },
{ 0x0814, 0x610af8 },
{ 0x0818, 0x610b00 },
{ 0x081c, 0x610ae8 },
{ 0x0820, 0x610af0 },
{ 0x0824, 0x610b08 },
{ 0x0828, 0x610b10 },
{ 0x082c, 0x610a68 },
{ 0x0830, 0x610a60 },
{ 0x0834, 0x000000 },
{ 0x0838, 0x610a40 },
{ 0x0840, 0x610a24 },
{ 0x0844, 0x610a2c },
{ 0x0848, 0x610aa8 },
{ 0x084c, 0x610ab0 },
{ 0x0860, 0x610a84 },
{ 0x0864, 0x610a90 },
{ 0x0868, 0x610b18 },
{ 0x086c, 0x610b20 },
{ 0x0870, 0x610ac8 },
{ 0x0874, 0x610a38 },
{ 0x0880, 0x610a58 },
{ 0x0884, 0x610a9c },
{ 0x08a0, 0x610a70 },
{ 0x08a4, 0x610a50 },
{ 0x08a8, 0x610ae0 },
{ 0x08c0, 0x610b28 },
{ 0x08c4, 0x610b30 },
{ 0x08c8, 0x610b40 },
{ 0x08d4, 0x610b38 },
{ 0x08d8, 0x610b48 },
{ 0x08dc, 0x610b50 },
{ 0x0900, 0x610a18 },
{ 0x0904, 0x610ab8 },
{}
}
};
static const struct nv50_disp_chan_mthd
nv50_disp_core_chan_mthd = {
.name = "Core",
.addr = 0x000000,
.prev = 0x000004,
.data = {
{ "Global", 1, &nv50_disp_core_mthd_base },
{ "DAC", 3, &nv50_disp_core_mthd_dac },
{ "SOR", 2, &nv50_disp_core_mthd_sor },
{ "PIOR", 3, &nv50_disp_core_mthd_pior },
{ "HEAD", 2, &nv50_disp_core_mthd_head },
{}
}
};
static void
nv50_disp_core_fini(struct nv50_disp_dmac *chan)
{
struct nv50_disp *disp = chan->base.root->disp;
struct nvkm_subdev *subdev = &disp->base.engine.subdev;
struct nvkm_device *device = subdev->device;
/* deactivate channel */
nvkm_mask(device, 0x610200, 0x00000010, 0x00000000);
nvkm_mask(device, 0x610200, 0x00000003, 0x00000000);
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x610200) & 0x001e0000))
break;
) < 0) {
nvkm_error(subdev, "core fini: %08x\n",
nvkm_rd32(device, 0x610200));
}
/* disable error reporting and completion notifications */
nvkm_mask(device, 0x610028, 0x00010001, 0x00000000);
}
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static int
nv50_disp_core_init(struct nv50_disp_dmac *chan)
{
struct nv50_disp *disp = chan->base.root->disp;
struct nvkm_subdev *subdev = &disp->base.engine.subdev;
struct nvkm_device *device = subdev->device;
/* enable error reporting */
nvkm_mask(device, 0x610028, 0x00010000, 0x00010000);
/* attempt to unstick channel from some unknown state */
if ((nvkm_rd32(device, 0x610200) & 0x009f0000) == 0x00020000)
nvkm_mask(device, 0x610200, 0x00800000, 0x00800000);
if ((nvkm_rd32(device, 0x610200) & 0x003f0000) == 0x00030000)
nvkm_mask(device, 0x610200, 0x00600000, 0x00600000);
/* initialise channel for dma command submission */
nvkm_wr32(device, 0x610204, chan->push);
nvkm_wr32(device, 0x610208, 0x00010000);
nvkm_wr32(device, 0x61020c, 0x00000000);
nvkm_mask(device, 0x610200, 0x00000010, 0x00000010);
nvkm_wr32(device, 0x640000, 0x00000000);
nvkm_wr32(device, 0x610200, 0x01000013);
/* wait for it to go inactive */
if (nvkm_msec(device, 2000,
if (!(nvkm_rd32(device, 0x610200) & 0x80000000))
break;
) < 0) {
nvkm_error(subdev, "core init: %08x\n",
nvkm_rd32(device, 0x610200));
return -EBUSY;
}
return 0;
}
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const struct nv50_disp_dmac_func
nv50_disp_core_func = {
.init = nv50_disp_core_init,
.fini = nv50_disp_core_fini,
.bind = nv50_disp_dmac_bind,
};
const struct nv50_disp_dmac_oclass
nv50_disp_core_oclass = {
.base.oclass = NV50_DISP_CORE_CHANNEL_DMA,
.base.minver = 0,
.base.maxver = 0,
.ctor = nv50_disp_core_new,
.func = &nv50_disp_core_func,
.mthd = &nv50_disp_core_chan_mthd,
.chid = 0,
};
Overall Contributors
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Ben Skeggs | 1065 | 100.00% | 4 | 100.00% |
Total | 1065 | 100.00% | 4 | 100.00% |
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