kernel/drivers/gpu/drm/nouveau/nv04_fbcon.c

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2024-07-22 17:22:30 +08:00
/*
* Copyright 2009 Ben Skeggs
* Copyright 2008 Stuart Bennett
*
* 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 (including the next
* paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#define NVIF_DEBUG_PRINT_DISABLE
#include "nouveau_drv.h"
#include "nouveau_dma.h"
#include "nouveau_fbcon.h"
#include <nvif/push006c.h>
int
nv04_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
{
struct nouveau_fbdev *nfbdev = info->par;
struct nouveau_drm *drm = nouveau_drm(nfbdev->helper.dev);
struct nouveau_channel *chan = drm->channel;
struct nvif_push *push = chan->chan.push;
int ret;
ret = PUSH_WAIT(push, 4);
if (ret)
return ret;
PUSH_NVSQ(push, NV05F, 0x0300, (region->sy << 16) | region->sx,
0x0304, (region->dy << 16) | region->dx,
0x0308, (region->height << 16) | region->width);
PUSH_KICK(push);
return 0;
}
int
nv04_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
{
struct nouveau_fbdev *nfbdev = info->par;
struct nouveau_drm *drm = nouveau_drm(nfbdev->helper.dev);
struct nouveau_channel *chan = drm->channel;
struct nvif_push *push = chan->chan.push;
int ret;
ret = PUSH_WAIT(push, 7);
if (ret)
return ret;
PUSH_NVSQ(push, NV04A, 0x02fc, (rect->rop != ROP_COPY) ? 1 : 3);
if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
info->fix.visual == FB_VISUAL_DIRECTCOLOR)
PUSH_NVSQ(push, NV04A, 0x03fc, ((uint32_t *)info->pseudo_palette)[rect->color]);
else
PUSH_NVSQ(push, NV04A, 0x03fc, rect->color);
PUSH_NVSQ(push, NV04A, 0x0400, (rect->dx << 16) | rect->dy,
0x0404, (rect->width << 16) | rect->height);
PUSH_KICK(push);
return 0;
}
int
nv04_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
{
struct nouveau_fbdev *nfbdev = info->par;
struct nouveau_drm *drm = nouveau_drm(nfbdev->helper.dev);
struct nouveau_channel *chan = drm->channel;
struct nvif_push *push = chan->chan.push;
uint32_t fg;
uint32_t bg;
uint32_t dsize;
uint32_t *data = (uint32_t *)image->data;
int ret;
if (image->depth != 1)
return -ENODEV;
ret = PUSH_WAIT(push, 8);
if (ret)
return ret;
if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
fg = ((uint32_t *) info->pseudo_palette)[image->fg_color];
bg = ((uint32_t *) info->pseudo_palette)[image->bg_color];
} else {
fg = image->fg_color;
bg = image->bg_color;
}
PUSH_NVSQ(push, NV04A, 0x0be4, (image->dy << 16) | (image->dx & 0xffff),
0x0be8, ((image->dy + image->height) << 16) |
((image->dx + image->width) & 0xffff),
0x0bec, bg,
0x0bf0, fg,
0x0bf4, (image->height << 16) | ALIGN(image->width, 8),
0x0bf8, (image->height << 16) | image->width,
0x0bfc, (image->dy << 16) | (image->dx & 0xffff));
dsize = ALIGN(ALIGN(image->width, 8) * image->height, 32) >> 5;
while (dsize) {
int iter_len = dsize > 128 ? 128 : dsize;
ret = PUSH_WAIT(push, iter_len + 1);
if (ret)
return ret;
PUSH_NVSQ(push, NV04A, 0x0c00, data, iter_len);
data += iter_len;
dsize -= iter_len;
}
PUSH_KICK(push);
return 0;
}
int
nv04_fbcon_accel_init(struct fb_info *info)
{
struct nouveau_fbdev *nfbdev = info->par;
struct drm_device *dev = nfbdev->helper.dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_channel *chan = drm->channel;
struct nvif_device *device = &drm->client.device;
struct nvif_push *push = chan->chan.push;
int surface_fmt, pattern_fmt, rect_fmt;
int ret;
switch (info->var.bits_per_pixel) {
case 8:
surface_fmt = 1;
pattern_fmt = 3;
rect_fmt = 3;
break;
case 16:
surface_fmt = 4;
pattern_fmt = 1;
rect_fmt = 1;
break;
case 32:
switch (info->var.transp.length) {
case 0: /* depth 24 */
case 8: /* depth 32 */
break;
default:
return -EINVAL;
}
surface_fmt = 6;
pattern_fmt = 3;
rect_fmt = 3;
break;
default:
return -EINVAL;
}
ret = nvif_object_ctor(&chan->user, "fbconCtxSurf2d", 0x0062,
device->info.family >= NV_DEVICE_INFO_V0_CELSIUS ?
0x0062 : 0x0042, NULL, 0, &nfbdev->surf2d);
if (ret)
return ret;
ret = nvif_object_ctor(&chan->user, "fbconCtxClip", 0x0019, 0x0019,
NULL, 0, &nfbdev->clip);
if (ret)
return ret;
ret = nvif_object_ctor(&chan->user, "fbconCtxRop", 0x0043, 0x0043,
NULL, 0, &nfbdev->rop);
if (ret)
return ret;
ret = nvif_object_ctor(&chan->user, "fbconCtxPatt", 0x0044, 0x0044,
NULL, 0, &nfbdev->patt);
if (ret)
return ret;
ret = nvif_object_ctor(&chan->user, "fbconGdiRectText", 0x004a, 0x004a,
NULL, 0, &nfbdev->gdi);
if (ret)
return ret;
ret = nvif_object_ctor(&chan->user, "fbconImageBlit", 0x005f,
device->info.chipset >= 0x11 ? 0x009f : 0x005f,
NULL, 0, &nfbdev->blit);
if (ret)
return ret;
if (PUSH_WAIT(push, 49 + (device->info.chipset >= 0x11 ? 4 : 0))) {
nouveau_fbcon_gpu_lockup(info);
return 0;
}
PUSH_NVSQ(push, NV042, 0x0000, nfbdev->surf2d.handle);
PUSH_NVSQ(push, NV042, 0x0184, chan->vram.handle,
0x0188, chan->vram.handle);
PUSH_NVSQ(push, NV042, 0x0300, surface_fmt,
0x0304, info->fix.line_length | (info->fix.line_length << 16),
0x0308, info->fix.smem_start - dev->mode_config.fb_base,
0x030c, info->fix.smem_start - dev->mode_config.fb_base);
PUSH_NVSQ(push, NV043, 0x0000, nfbdev->rop.handle);
PUSH_NVSQ(push, NV043, 0x0300, 0x55);
PUSH_NVSQ(push, NV044, 0x0000, nfbdev->patt.handle);
PUSH_NVSQ(push, NV044, 0x0300, pattern_fmt,
#ifdef __BIG_ENDIAN
0x0304, 2,
#else
0x0304, 1,
#endif
0x0308, 0,
0x030c, 1,
0x0310, ~0,
0x0314, ~0,
0x0318, ~0,
0x031c, ~0);
PUSH_NVSQ(push, NV019, 0x0000, nfbdev->clip.handle);
PUSH_NVSQ(push, NV019, 0x0300, 0,
0x0304, (info->var.yres_virtual << 16) | info->var.xres_virtual);
PUSH_NVSQ(push, NV05F, 0x0000, nfbdev->blit.handle);
PUSH_NVSQ(push, NV05F, 0x019c, nfbdev->surf2d.handle);
PUSH_NVSQ(push, NV05F, 0x02fc, 3);
if (nfbdev->blit.oclass == 0x009f) {
PUSH_NVSQ(push, NV09F, 0x0120, 0,
0x0124, 1,
0x0128, 2);
}
PUSH_NVSQ(push, NV04A, 0x0000, nfbdev->gdi.handle);
PUSH_NVSQ(push, NV04A, 0x0198, nfbdev->surf2d.handle);
PUSH_NVSQ(push, NV04A, 0x0188, nfbdev->patt.handle,
0x018c, nfbdev->rop.handle);
PUSH_NVSQ(push, NV04A, 0x0304, 1);
PUSH_NVSQ(push, NV04A, 0x0300, rect_fmt);
PUSH_NVSQ(push, NV04A, 0x02fc, 3);
PUSH_KICK(push);
return 0;
}