5113f6f70
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kernel add
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/*
* Copyright (C) 2010 Francisco Jerez.
* All Rights Reserved.
*
* 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 COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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 "priv.h"
#include "ram.h"
void
nv10_fb_tile_init(struct nvkm_fb *fb, int i, u32 addr, u32 size, u32 pitch,
u32 flags, struct nvkm_fb_tile *tile)
{
tile->addr = 0x80000000 | addr;
tile->limit = max(1u, addr + size) - 1;
tile->pitch = pitch;
}
void
nv10_fb_tile_fini(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile)
{
tile->addr = 0;
tile->limit = 0;
tile->pitch = 0;
tile->zcomp = 0;
}
void
nv10_fb_tile_prog(struct nvkm_fb *fb, int i, struct nvkm_fb_tile *tile)
{
struct nvkm_device *device = fb->subdev.device;
nvkm_wr32(device, 0x100244 + (i * 0x10), tile->limit);
nvkm_wr32(device, 0x100248 + (i * 0x10), tile->pitch);
nvkm_wr32(device, 0x100240 + (i * 0x10), tile->addr);
nvkm_rd32(device, 0x100240 + (i * 0x10));
}
static const struct nvkm_fb_func
nv10_fb = {
.tile.regions = 8,
.tile.init = nv10_fb_tile_init,
.tile.fini = nv10_fb_tile_fini,
.tile.prog = nv10_fb_tile_prog,
.ram_new = nv10_ram_new,
.memtype_valid = nv04_fb_memtype_valid,
};
int
nv10_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb)
{
return nvkm_fb_new_(&nv10_fb, device, index, pfb);
}
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