kernel_samsung_a34x-permissive/drivers/gpu/drm/nouveau/dispnv50/base507c.c

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/*
* 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 "base.h"
#include <nvif/cl507c.h>
#include <nvif/event.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_plane_helper.h>
#include "nouveau_bo.h"
void
base507c_update(struct nv50_wndw *wndw, u32 *interlock)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 2))) {
evo_mthd(push, 0x0080, 1);
evo_data(push, interlock[NV50_DISP_INTERLOCK_CORE]);
evo_kick(push, &wndw->wndw);
}
}
void
base507c_image_clr(struct nv50_wndw *wndw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 4))) {
evo_mthd(push, 0x0084, 1);
evo_data(push, 0x00000000);
evo_mthd(push, 0x00c0, 1);
evo_data(push, 0x00000000);
evo_kick(push, &wndw->wndw);
}
}
static void
base507c_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 10))) {
evo_mthd(push, 0x0084, 1);
evo_data(push, asyw->image.mode << 8 |
asyw->image.interval << 4);
evo_mthd(push, 0x00c0, 1);
evo_data(push, asyw->image.handle[0]);
evo_mthd(push, 0x0800, 5);
evo_data(push, asyw->image.offset[0] >> 8);
evo_data(push, 0x00000000);
evo_data(push, asyw->image.h << 16 | asyw->image.w);
evo_data(push, asyw->image.layout << 20 |
(asyw->image.pitch[0] >> 8) << 8 |
asyw->image.blocks[0] << 8 |
asyw->image.blockh);
evo_data(push, asyw->image.kind << 16 |
asyw->image.format << 8);
evo_kick(push, &wndw->wndw);
}
}
void
base507c_xlut_clr(struct nv50_wndw *wndw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 2))) {
evo_mthd(push, 0x00e0, 1);
evo_data(push, 0x00000000);
evo_kick(push, &wndw->wndw);
}
}
void
base507c_xlut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 2))) {
evo_mthd(push, 0x00e0, 1);
evo_data(push, 0x40000000);
evo_kick(push, &wndw->wndw);
}
}
int
base507c_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
struct nvif_device *device)
{
s64 time = nvif_msec(device, 2000ULL,
u32 data = nouveau_bo_rd32(bo, offset / 4);
if ((data & 0xc0000000) == 0x40000000)
break;
usleep_range(1, 2);
);
return time < 0 ? time : 0;
}
void
base507c_ntfy_clr(struct nv50_wndw *wndw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 2))) {
evo_mthd(push, 0x00a4, 1);
evo_data(push, 0x00000000);
evo_kick(push, &wndw->wndw);
}
}
void
base507c_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 3))) {
evo_mthd(push, 0x00a0, 2);
evo_data(push, asyw->ntfy.awaken << 30 | asyw->ntfy.offset);
evo_data(push, asyw->ntfy.handle);
evo_kick(push, &wndw->wndw);
}
}
void
base507c_ntfy_reset(struct nouveau_bo *bo, u32 offset)
{
nouveau_bo_wr32(bo, offset / 4, 0x00000000);
}
void
base507c_sema_clr(struct nv50_wndw *wndw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 2))) {
evo_mthd(push, 0x0094, 1);
evo_data(push, 0x00000000);
evo_kick(push, &wndw->wndw);
}
}
void
base507c_sema_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 5))) {
evo_mthd(push, 0x0088, 4);
evo_data(push, asyw->sema.offset);
evo_data(push, asyw->sema.acquire);
evo_data(push, asyw->sema.release);
evo_data(push, asyw->sema.handle);
evo_kick(push, &wndw->wndw);
}
}
void
base507c_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
struct nv50_head_atom *asyh)
{
asyh->base.cpp = 0;
}
int
base507c_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
struct nv50_head_atom *asyh)
{
const struct drm_framebuffer *fb = asyw->state.fb;
int ret;
if (!fb->format->depth)
return -EINVAL;
ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
DRM_PLANE_HELPER_NO_SCALING,
DRM_PLANE_HELPER_NO_SCALING,
false, true);
if (ret)
return ret;
if (!wndw->func->ilut) {
if ((asyh->base.cpp != 1) ^ (fb->format->cpp[0] != 1))
asyh->state.color_mgmt_changed = true;
}
asyh->base.depth = fb->format->depth;
asyh->base.cpp = fb->format->cpp[0];
asyh->base.x = asyw->state.src.x1 >> 16;
asyh->base.y = asyw->state.src.y1 >> 16;
asyh->base.w = asyw->state.fb->width;
asyh->base.h = asyw->state.fb->height;
return 0;
}
const u32
base507c_format[] = {
DRM_FORMAT_C8,
DRM_FORMAT_RGB565,
DRM_FORMAT_XRGB1555,
DRM_FORMAT_ARGB1555,
DRM_FORMAT_XRGB8888,
DRM_FORMAT_ARGB8888,
DRM_FORMAT_XBGR2101010,
DRM_FORMAT_ABGR2101010,
DRM_FORMAT_XBGR8888,
DRM_FORMAT_ABGR8888,
0
};
static const struct nv50_wndw_func
base507c = {
.acquire = base507c_acquire,
.release = base507c_release,
.sema_set = base507c_sema_set,
.sema_clr = base507c_sema_clr,
.ntfy_reset = base507c_ntfy_reset,
.ntfy_set = base507c_ntfy_set,
.ntfy_clr = base507c_ntfy_clr,
.ntfy_wait_begun = base507c_ntfy_wait_begun,
.olut_core = 1,
.xlut_set = base507c_xlut_set,
.xlut_clr = base507c_xlut_clr,
.image_set = base507c_image_set,
.image_clr = base507c_image_clr,
.update = base507c_update,
};
int
base507c_new_(const struct nv50_wndw_func *func, const u32 *format,
struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
struct nv50_wndw **pwndw)
{
struct nv50_disp_base_channel_dma_v0 args = {
.head = head,
};
struct nv50_disp *disp = nv50_disp(drm->dev);
struct nv50_wndw *wndw;
int ret;
ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_PRIMARY,
"base", head, format, BIT(head),
NV50_DISP_INTERLOCK_BASE, interlock_data, &wndw);
if (*pwndw = wndw, ret)
return ret;
ret = nv50_dmac_create(&drm->client.device, &disp->disp->object,
&oclass, head, &args, sizeof(args),
disp->sync->bo.offset, &wndw->wndw);
if (ret) {
NV_ERROR(drm, "base%04x allocation failed: %d\n", oclass, ret);
return ret;
}
ret = nvif_notify_init(&wndw->wndw.base.user, wndw->notify.func,
false, NV50_DISP_BASE_CHANNEL_DMA_V0_NTFY_UEVENT,
&(struct nvif_notify_uevent_req) {},
sizeof(struct nvif_notify_uevent_req),
sizeof(struct nvif_notify_uevent_rep),
&wndw->notify);
if (ret)
return ret;
wndw->ntfy = NV50_DISP_BASE_NTFY(wndw->id);
wndw->sema = NV50_DISP_BASE_SEM0(wndw->id);
wndw->data = 0x00000000;
return 0;
}
int
base507c_new(struct nouveau_drm *drm, int head, s32 oclass,
struct nv50_wndw **pwndw)
{
return base507c_new_(&base507c, base507c_format, drm, head, oclass,
0x00000002 << (head * 8), pwndw);
}