diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2016-07-09 03:41:01 +0300 |
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committer | Ben Skeggs <bskeggs@redhat.com> | 2016-07-14 04:53:25 +0300 |
commit | 45aa4d0774a2537e9e5c35bfc876c57c93d3003c (patch) | |
tree | 1cea5819675edd2c31bfd8455a2a2d0470d2c7b8 /drivers/gpu/drm/nouveau/nvkm/subdev/pci/gp100.c | |
parent | be61c54cbeecff2982d6b074727f49a5c9f03d3d (diff) | |
download | linux-45aa4d0774a2537e9e5c35bfc876c57c93d3003c.tar.xz |
drm/nouveau/pci/gp100: initial support
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/pci/gp100.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/pci/gp100.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pci/gp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/gp100.c new file mode 100644 index 000000000000..82c5234a06ff --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pci/gp100.c @@ -0,0 +1,44 @@ +/* + * Copyright 2015 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 <bskeggs@redhat.com> + */ +#include "priv.h" + +static void +gp100_pci_msi_rearm(struct nvkm_pci *pci) +{ + nvkm_pci_wr32(pci, 0x0704, 0x00000000); +} + +static const struct nvkm_pci_func +gp100_pci_func = { + .rd32 = nv40_pci_rd32, + .wr08 = nv40_pci_wr08, + .wr32 = nv40_pci_wr32, + .msi_rearm = gp100_pci_msi_rearm, +}; + +int +gp100_pci_new(struct nvkm_device *device, int index, struct nvkm_pci **ppci) +{ + return nvkm_pci_new_(&gp100_pci_func, device, index, ppci); +} |