diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fuse')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fuse/Kbuild | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fuse/base.c | 51 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fuse/gf100.c | 78 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fuse/gm107.c | 64 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fuse/nv50.c | 76 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fuse/priv.h | 7 |
6 files changed, 280 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/Kbuild new file mode 100644 index 000000000000..f3d4e6e131b6 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/Kbuild @@ -0,0 +1,4 @@ +nvkm-y += nvkm/subdev/fuse/base.o +nvkm-y += nvkm/subdev/fuse/nv50.o +nvkm-y += nvkm/subdev/fuse/gf100.o +nvkm-y += nvkm/subdev/fuse/gm107.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/base.c new file mode 100644 index 000000000000..b7b7193bbce7 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/base.c @@ -0,0 +1,51 @@ +/* + * 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 <subdev/fuse.h> + +int +_nvkm_fuse_init(struct nvkm_object *object) +{ + struct nvkm_fuse *fuse = (void *)object; + return nvkm_subdev_init(&fuse->base); +} + +void +_nvkm_fuse_dtor(struct nvkm_object *object) +{ + struct nvkm_fuse *fuse = (void *)object; + nvkm_subdev_destroy(&fuse->base); +} + +int +nvkm_fuse_create_(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, int length, void **pobject) +{ + struct nvkm_fuse *fuse; + int ret; + + ret = nvkm_subdev_create_(parent, engine, oclass, 0, "FUSE", + "fuse", length, pobject); + fuse = *pobject; + return ret; +} diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/gf100.c new file mode 100644 index 000000000000..393ef3a0faaf --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/gf100.c @@ -0,0 +1,78 @@ +/* + * 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 gf100_fuse_priv { + struct nvkm_fuse base; + + spinlock_t fuse_enable_lock; +}; + +static u32 +gf100_fuse_rd32(struct nvkm_object *object, u64 addr) +{ + struct gf100_fuse_priv *priv = (void *)object; + unsigned long flags; + u32 fuse_enable, unk, val; + + /* racy if another part of nvkm start writing to these regs */ + spin_lock_irqsave(&priv->fuse_enable_lock, flags); + fuse_enable = nv_mask(priv, 0x22400, 0x800, 0x800); + unk = nv_mask(priv, 0x21000, 0x1, 0x1); + val = nv_rd32(priv, 0x21100 + addr); + nv_wr32(priv, 0x21000, unk); + nv_wr32(priv, 0x22400, fuse_enable); + spin_unlock_irqrestore(&priv->fuse_enable_lock, flags); + return val; +} + + +static int +gf100_fuse_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct gf100_fuse_priv *priv; + int ret; + + ret = nvkm_fuse_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + spin_lock_init(&priv->fuse_enable_lock); + return 0; +} + +struct nvkm_oclass +gf100_fuse_oclass = { + .handle = NV_SUBDEV(FUSE, 0xC0), + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = gf100_fuse_ctor, + .dtor = _nvkm_fuse_dtor, + .init = _nvkm_fuse_init, + .fini = _nvkm_fuse_fini, + .rd32 = gf100_fuse_rd32, + }, +}; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/gm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/gm107.c new file mode 100644 index 000000000000..ba19158a5912 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/gm107.c @@ -0,0 +1,64 @@ +/* + * 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 nvkm_fuse base; +}; + +static u32 +gm107_fuse_rd32(struct nvkm_object *object, u64 addr) +{ + struct gf100_fuse_priv *priv = (void *)object; + return nv_rd32(priv, 0x21100 + addr); +} + + +static int +gm107_fuse_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct gm107_fuse_priv *priv; + int ret; + + ret = nvkm_fuse_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + return 0; +} + +struct nvkm_oclass +gm107_fuse_oclass = { + .handle = NV_SUBDEV(FUSE, 0x117), + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = gm107_fuse_ctor, + .dtor = _nvkm_fuse_dtor, + .init = _nvkm_fuse_init, + .fini = _nvkm_fuse_fini, + .rd32 = gm107_fuse_rd32, + }, +}; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/nv50.c new file mode 100644 index 000000000000..0d2afc426100 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/nv50.c @@ -0,0 +1,76 @@ +/* + * 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 nv50_fuse_priv { + struct nvkm_fuse base; + + spinlock_t fuse_enable_lock; +}; + +static u32 +nv50_fuse_rd32(struct nvkm_object *object, u64 addr) +{ + struct nv50_fuse_priv *priv = (void *)object; + unsigned long flags; + u32 fuse_enable, val; + + /* racy if another part of nvkm start writing to this reg */ + spin_lock_irqsave(&priv->fuse_enable_lock, flags); + fuse_enable = nv_mask(priv, 0x1084, 0x800, 0x800); + val = nv_rd32(priv, 0x21000 + addr); + nv_wr32(priv, 0x1084, fuse_enable); + spin_unlock_irqrestore(&priv->fuse_enable_lock, flags); + return val; +} + + +static int +nv50_fuse_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + struct nv50_fuse_priv *priv; + int ret; + + ret = nvkm_fuse_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + spin_lock_init(&priv->fuse_enable_lock); + return 0; +} + +struct nvkm_oclass +nv50_fuse_oclass = { + .handle = NV_SUBDEV(FUSE, 0x50), + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = nv50_fuse_ctor, + .dtor = _nvkm_fuse_dtor, + .init = _nvkm_fuse_init, + .fini = _nvkm_fuse_fini, + .rd32 = nv50_fuse_rd32, + }, +}; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/priv.h new file mode 100644 index 000000000000..7e050f789384 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fuse/priv.h @@ -0,0 +1,7 @@ +#ifndef __NVKM_FUSE_PRIV_H__ +#define __NVKM_FUSE_PRIV_H__ +#include <subdev/fuse.h> + +int _nvkm_fuse_init(struct nvkm_object *object); +void _nvkm_fuse_dtor(struct nvkm_object *object); +#endif |