diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-10 11:04:36 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-10 11:04:36 -0800 |
commit | 1a464cbb3d483f2f195b614cffa4aa1b910a0440 (patch) | |
tree | af57dee6436532dbb546b8670e9e1f6910d489b5 /drivers/gpu/drm/nouveau/nv84_bsp.c | |
parent | dbe950f201a8edd353b0bd9079e8d536ee4ce37c (diff) | |
parent | 095f979a539245a46b9e5d600ec9c720b4d928e5 (diff) |
Merge branch 'drm-core-next' of git://people.freedesktop.org/~airlied/linux
* 'drm-core-next' of git://people.freedesktop.org/~airlied/linux: (307 commits)
drm/nouveau/pm: fix build with HWMON off
gma500: silence gcc warnings in mid_get_vbt_data()
drm/ttm: fix condition (and vs or)
drm/radeon: double lock typo in radeon_vm_bo_rmv()
drm/radeon: use after free in radeon_vm_bo_add()
drm/sis|via: don't return stack garbage from free_mem ioctl
drm/radeon/kms: remove pointless CS flags priority struct
drm/radeon/kms: check if vm is supported in VA ioctl
drm: introduce drm_can_sleep and use in intel/radeon drivers. (v2)
radeon: Fix disabling PCI bus mastering on big endian hosts.
ttm: fix agp since ttm tt rework
agp: Fix multi-line warning message whitespace
drm/ttm/dma: Fix accounting error when calling ttm_mem_global_free_page and don't try to free freed pages.
drm/ttm/dma: Only call set_pages_array_wb when the page is not in WB pool.
drm/radeon/kms: sync across multiple rings when doing bo moves v3
drm/radeon/kms: Add support for multi-ring sync in CS ioctl (v2)
drm/radeon: GPU virtual memory support v22
drm: make DRM_UNLOCKED ioctls with their own mutex
drm: no need to hold global mutex for static data
drm/radeon/benchmark: common modes sweep ignores 640x480@32
...
Fix up trivial conflicts in radeon/evergreen.c and vmwgfx/vmwgfx_kms.c
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv84_bsp.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nv84_bsp.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv84_bsp.c b/drivers/gpu/drm/nouveau/nv84_bsp.c new file mode 100644 index 000000000000..74875739bcc0 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nv84_bsp.c @@ -0,0 +1,83 @@ +/* + * Copyright 2011 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. + * + * Authors: Ben Skeggs + */ + +#include "drmP.h" +#include "nouveau_drv.h" +#include "nouveau_util.h" +#include "nouveau_vm.h" +#include "nouveau_ramht.h" + +/*XXX: This stub is currently used on NV98+ also, as soon as this becomes + * more than just an enable/disable stub this needs to be split out to + * nv98_bsp.c... + */ + +struct nv84_bsp_engine { + struct nouveau_exec_engine base; +}; + +static int +nv84_bsp_fini(struct drm_device *dev, int engine, bool suspend) +{ + if (!(nv_rd32(dev, 0x000200) & 0x00008000)) + return 0; + + nv_mask(dev, 0x000200, 0x00008000, 0x00000000); + return 0; +} + +static int +nv84_bsp_init(struct drm_device *dev, int engine) +{ + nv_mask(dev, 0x000200, 0x00008000, 0x00000000); + nv_mask(dev, 0x000200, 0x00008000, 0x00008000); + return 0; +} + +static void +nv84_bsp_destroy(struct drm_device *dev, int engine) +{ + struct nv84_bsp_engine *pbsp = nv_engine(dev, engine); + + NVOBJ_ENGINE_DEL(dev, BSP); + + kfree(pbsp); +} + +int +nv84_bsp_create(struct drm_device *dev) +{ + struct nv84_bsp_engine *pbsp; + + pbsp = kzalloc(sizeof(*pbsp), GFP_KERNEL); + if (!pbsp) + return -ENOMEM; + + pbsp->base.destroy = nv84_bsp_destroy; + pbsp->base.init = nv84_bsp_init; + pbsp->base.fini = nv84_bsp_fini; + + NVOBJ_ENGINE_ADD(dev, BSP, &pbsp->base); + return 0; +} |