mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-23 16:39:53 +07:00
152 lines
4.0 KiB
C
152 lines
4.0 KiB
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 "curs.h"
|
|
#include "core.h"
|
|
|
|
#include <nvif/cl507a.h>
|
|
|
|
#include <drm/drm_atomic_helper.h>
|
|
#include <drm/drm_plane_helper.h>
|
|
|
|
static u32
|
|
curs507a_update(struct nv50_wndw *wndw, u32 interlock)
|
|
{
|
|
nvif_wr32(&wndw->wimm.base.user, 0x0080, 0x00000000);
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
curs507a_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
|
|
{
|
|
nvif_wr32(&wndw->wimm.base.user, 0x0084, asyw->point.y << 16 |
|
|
asyw->point.x);
|
|
}
|
|
|
|
static const struct nv50_wimm_func
|
|
curs507a = {
|
|
.point = curs507a_point,
|
|
.update = curs507a_update,
|
|
};
|
|
|
|
static void
|
|
curs507a_prepare(struct nv50_wndw *wndw, struct nv50_head_atom *asyh,
|
|
struct nv50_wndw_atom *asyw)
|
|
{
|
|
u32 handle = nv50_disp(wndw->plane.dev)->core->chan.vram.handle;
|
|
u32 offset = asyw->image.offset[0];
|
|
if (asyh->curs.handle != handle || asyh->curs.offset != offset) {
|
|
asyh->curs.handle = handle;
|
|
asyh->curs.offset = offset;
|
|
asyh->set.curs = asyh->curs.visible;
|
|
}
|
|
}
|
|
|
|
static void
|
|
curs507a_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
|
|
struct nv50_head_atom *asyh)
|
|
{
|
|
asyh->curs.visible = false;
|
|
}
|
|
|
|
static int
|
|
curs507a_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
|
|
struct nv50_head_atom *asyh)
|
|
{
|
|
int ret;
|
|
|
|
ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
|
|
DRM_PLANE_HELPER_NO_SCALING,
|
|
DRM_PLANE_HELPER_NO_SCALING,
|
|
true, true);
|
|
asyh->curs.visible = asyw->state.visible;
|
|
if (ret || !asyh->curs.visible)
|
|
return ret;
|
|
|
|
switch (asyw->state.fb->width) {
|
|
case 32: asyh->curs.layout = 0; break;
|
|
case 64: asyh->curs.layout = 1; break;
|
|
default:
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (asyw->state.fb->width != asyw->state.fb->height)
|
|
return -EINVAL;
|
|
|
|
switch (asyw->image.format) {
|
|
case 0xcf: asyh->curs.format = 1; break;
|
|
default:
|
|
WARN_ON(1);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const u32
|
|
curs507a_format[] = {
|
|
DRM_FORMAT_ARGB8888,
|
|
0
|
|
};
|
|
|
|
static const struct nv50_wndw_func
|
|
curs507a_wndw = {
|
|
.acquire = curs507a_acquire,
|
|
.release = curs507a_release,
|
|
.prepare = curs507a_prepare,
|
|
};
|
|
|
|
static int
|
|
curs507a_new_(const struct nv50_wimm_func *func, struct nouveau_drm *drm,
|
|
int head, s32 oclass, struct nv50_wndw **pwndw)
|
|
{
|
|
struct nv50_disp_cursor_v0 args = {
|
|
.head = head,
|
|
};
|
|
struct nv50_disp *disp = nv50_disp(drm->dev);
|
|
struct nv50_wndw *wndw;
|
|
int ret;
|
|
|
|
ret = nv50_wndw_new_(&curs507a_wndw, drm->dev, DRM_PLANE_TYPE_CURSOR,
|
|
"curs", head, curs507a_format, BIT(head), &wndw);
|
|
if (*pwndw = wndw, ret)
|
|
return ret;
|
|
|
|
ret = nvif_object_init(&disp->disp->object, 0, oclass, &args,
|
|
sizeof(args), &wndw->wimm.base.user);
|
|
if (ret) {
|
|
NV_ERROR(drm, "curs%04x allocation failed: %d\n", oclass, ret);
|
|
return ret;
|
|
}
|
|
|
|
nvif_object_map(&wndw->wimm.base.user, NULL, 0);
|
|
wndw->immd = func;
|
|
wndw->ctxdma.parent = &disp->core->chan.base.user;
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
curs507a_new(struct nouveau_drm *drm, int head, s32 oclass,
|
|
struct nv50_wndw **pwndw)
|
|
{
|
|
return curs507a_new_(&curs507a, drm, head, oclass, pwndw);
|
|
}
|