Release 4.18 drivers/gpu/drm/nouveau/dispnv50/corec37d.c
/*
* Copyright 2018 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.
*/
#include "core.h"
#include "head.h"
#include <nouveau_bo.h>
static void
corec37d_update(struct nv50_core *core, u32 *interlock, bool ntfy)
{
u32 *push;
if ((push = evo_wait(&core->chan, 9))) {
if (ntfy) {
evo_mthd(push, 0x020c, 1);
evo_data(push, 0x00001000 | NV50_DISP_CORE_NTFY);
}
evo_mthd(push, 0x0218, 2);
evo_data(push, interlock[NV50_DISP_INTERLOCK_CURS]);
evo_data(push, interlock[NV50_DISP_INTERLOCK_WNDW]);
evo_mthd(push, 0x0200, 1);
evo_data(push, 0x00000001);
if (ntfy) {
evo_mthd(push, 0x020c, 1);
evo_data(push, 0x00000000);
}
evo_kick(push, &core->chan);
}
}
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int
corec37d_ntfy_wait_done(struct nouveau_bo *bo, u32 offset,
struct nvif_device *device)
{
u32 data;
s64 time = nvif_msec(device, 2000ULL,
data = nouveau_bo_rd32(bo, offset / 4 + 0);
if ((data & 0xc0000000) == 0x80000000)
break;
usleep_range(1, 2);
);
return time < 0 ? time : 0;
}
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void
corec37d_ntfy_init(struct nouveau_bo *bo, u32 offset)
{
nouveau_bo_wr32(bo, offset / 4 + 0, 0x00000000);
nouveau_bo_wr32(bo, offset / 4 + 1, 0x00000000);
nouveau_bo_wr32(bo, offset / 4 + 2, 0x00000000);
nouveau_bo_wr32(bo, offset / 4 + 3, 0x00000000);
}
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void
corec37d_init(struct nv50_core *core)
{
const u32 windows = 8; /*XXX*/
u32 *push, i;
if ((push = evo_wait(&core->chan, 2 + 6 * windows + 2))) {
evo_mthd(push, 0x0208, 1);
evo_data(push, core->chan.sync.handle);
for (i = 0; i < windows; i++) {
evo_mthd(push, 0x1000 + (i * 0x080), 3);
evo_data(push, i >> 1);
evo_data(push, 0x00000017);
evo_data(push, 0x00000000);
evo_mthd(push, 0x1010 + (i * 0x080), 1);
evo_data(push, 0x00127fff);
}
evo_mthd(push, 0x0200, 1);
evo_data(push, 0x00000001);
evo_kick(push, &core->chan);
}
}
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static const struct nv50_core_func
corec37d = {
.init = corec37d_init,
.ntfy_init = corec37d_ntfy_init,
.ntfy_wait_done = corec37d_ntfy_wait_done,
.update = corec37d_update,
.head = &headc37d,
.sor = &sorc37d,
};
int
corec37d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
{
return core507d_new_(&corec37d, drm, oclass, pcore);
}
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Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Ben Skeggs | 512 | 100.00% | 1 | 100.00% |
| Total | 512 | 100.00% | 1 | 100.00% |
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