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author | Martin Peres | 2014-08-26 00:26:38 +0200 |
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committer | Ben Skeggs | 2014-09-15 14:25:01 +0200 |
commit | 3ca6cd435effd1d762217529baaab010f34f8cc8 (patch) | |
tree | 64411eb355b6c6a207a4d95a25636733647b9c2e /drivers/gpu/drm/nouveau/core/subdev/fuse/gm107.c | |
parent | drm/nva3/clk: Set intermediate core clock on reclocking (diff) | |
download | kernel-qcow2-linux-3ca6cd435effd1d762217529baaab010f34f8cc8.tar.gz kernel-qcow2-linux-3ca6cd435effd1d762217529baaab010f34f8cc8.tar.xz kernel-qcow2-linux-3ca6cd435effd1d762217529baaab010f34f8cc8.zip |
drm/nouveau/subdev: add a pfuse subdev v2
We will use this subdev to disable temperature reading on cards that did not
get a sensor calibration in the factory.
v2:
- rename "nouveau_fuse_rd32" to "gxXXX_fuse_rd32" as adviced by Christian Costa
- fold the code a little as adviced by Emil Velikov
Signed-off-by: Martin Peres <martin.peres@free.fr>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/fuse/gm107.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/fuse/gm107.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fuse/gm107.c b/drivers/gpu/drm/nouveau/core/subdev/fuse/gm107.c new file mode 100644 index 000000000000..4f1a636c6538 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/subdev/fuse/gm107.c @@ -0,0 +1,66 @@ +/* + * Copyright 2014 Martin Peres + * + * 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: Martin Peres + */ + +#include "priv.h" + +struct gm107_fuse_priv { + struct nouveau_fuse base; +}; + +static u32 +gm107_fuse_rd32(struct nouveau_object *object, u64 addr) +{ + struct gf100_fuse_priv *priv = (void *)object; + + return nv_rd32(priv, 0x21100 + addr); +} + + +static int +gm107_fuse_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct gm107_fuse_priv *priv; + int ret; + + ret = nouveau_fuse_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + return 0; +} + +struct nouveau_oclass +gm107_fuse_oclass = { + .handle = NV_SUBDEV(FUSE, 0x117), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = gm107_fuse_ctor, + .dtor = _nouveau_fuse_dtor, + .init = _nouveau_fuse_init, + .fini = _nouveau_fuse_fini, + .rd32 = gm107_fuse_rd32, + }, +}; |