Ben Skeggs | d7da628 | 2012-10-11 15:46:30 +1000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 Francisco Jerez. |
| 3 | * All Rights Reserved. |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person obtaining |
| 6 | * a copy of this software and associated documentation files (the |
| 7 | * "Software"), to deal in the Software without restriction, including |
| 8 | * without limitation the rights to use, copy, modify, merge, publish, |
| 9 | * distribute, sublicense, and/or sell copies of the Software, and to |
| 10 | * permit persons to whom the Software is furnished to do so, subject to |
| 11 | * the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice (including the |
| 14 | * next paragraph) shall be included in all copies or substantial |
| 15 | * portions of the Software. |
| 16 | * |
| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 18 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| 20 | * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
| 21 | * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| 22 | * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| 23 | * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 24 | * |
| 25 | */ |
Ben Skeggs | 03c8952 | 2015-08-20 14:54:20 +1000 | [diff] [blame] | 26 | #include "priv.h" |
Ben Skeggs | d36a99d | 2015-08-20 14:54:14 +1000 | [diff] [blame] | 27 | #include "ram.h" |
Ben Skeggs | d7da628 | 2012-10-11 15:46:30 +1000 | [diff] [blame] | 28 | |
| 29 | static void |
Ben Skeggs | b1e4553 | 2015-08-20 14:54:06 +1000 | [diff] [blame] | 30 | nv36_fb_tile_comp(struct nvkm_fb *fb, int i, u32 size, u32 flags, |
Ben Skeggs | 639c308 | 2015-01-14 14:52:58 +1000 | [diff] [blame] | 31 | struct nvkm_fb_tile *tile) |
Ben Skeggs | d7da628 | 2012-10-11 15:46:30 +1000 | [diff] [blame] | 32 | { |
| 33 | u32 tiles = DIV_ROUND_UP(size, 0x40); |
Ben Skeggs | b1e4553 | 2015-08-20 14:54:06 +1000 | [diff] [blame] | 34 | u32 tags = round_up(tiles / fb->ram->parts, 0x40); |
Ben Skeggs | d36a99d | 2015-08-20 14:54:14 +1000 | [diff] [blame] | 35 | if (!nvkm_mm_head(&fb->ram->tags, 0, 1, tags, tags, 1, &tile->tag)) { |
Ben Skeggs | d7da628 | 2012-10-11 15:46:30 +1000 | [diff] [blame] | 36 | if (flags & 2) tile->zcomp |= 0x10000000; /* Z16 */ |
| 37 | else tile->zcomp |= 0x20000000; /* Z24S8 */ |
| 38 | tile->zcomp |= ((tile->tag->offset ) >> 6); |
| 39 | tile->zcomp |= ((tile->tag->offset + tags - 1) >> 6) << 14; |
| 40 | #ifdef __BIG_ENDIAN |
| 41 | tile->zcomp |= 0x80000000; |
| 42 | #endif |
| 43 | } |
| 44 | } |
| 45 | |
Ben Skeggs | 03c8952 | 2015-08-20 14:54:20 +1000 | [diff] [blame] | 46 | static const struct nvkm_fb_func |
| 47 | nv36_fb = { |
| 48 | .init = nv30_fb_init, |
Ben Skeggs | 20cdeaf | 2013-10-21 10:26:04 +1000 | [diff] [blame] | 49 | .tile.regions = 8, |
| 50 | .tile.init = nv30_fb_tile_init, |
| 51 | .tile.comp = nv36_fb_tile_comp, |
| 52 | .tile.fini = nv20_fb_tile_fini, |
| 53 | .tile.prog = nv20_fb_tile_prog, |
Ben Skeggs | 03c8952 | 2015-08-20 14:54:20 +1000 | [diff] [blame] | 54 | .ram_new = nv20_ram_new, |
| 55 | .memtype_valid = nv04_fb_memtype_valid, |
| 56 | }; |
| 57 | |
| 58 | int |
| 59 | nv36_fb_new(struct nvkm_device *device, int index, struct nvkm_fb **pfb) |
| 60 | { |
| 61 | return nvkm_fb_new_(&nv36_fb, device, index, pfb); |
| 62 | } |