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authorBen Skeggs <bskeggs@redhat.com>2014-08-09 20:10:24 +0200
committerBen Skeggs <bskeggs@redhat.com>2014-08-09 21:13:21 +0200
commit586491e6fc27f1783081955fd26d70789ddb3a07 (patch)
tree6a17f58b88e0c4e723f94f38225bf8b9252c38ba /drivers/gpu/drm/nouveau/nvif
parentdrm/nouveau: use ioctl interface for abi16 gpuobj free (diff)
downloadlinux-586491e6fc27f1783081955fd26d70789ddb3a07.tar.xz
linux-586491e6fc27f1783081955fd26d70789ddb3a07.zip
drm/nouveau/device: audit and version NV_DEVICE class
The full object interfaces are about to be exposed to userspace, so we need to check for any security-related issues and version the structs to make it easier to handle any changes we may need in the future. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvif')
-rw-r--r--drivers/gpu/drm/nouveau/nvif/class.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvif/class.h b/drivers/gpu/drm/nouveau/nvif/class.h
index 3013656bdfa6..0aa6272b972c 100644
--- a/drivers/gpu/drm/nouveau/nvif/class.h
+++ b/drivers/gpu/drm/nouveau/nvif/class.h
@@ -27,6 +27,31 @@ struct nv_client_devlist_v0 {
* device
******************************************************************************/
+struct nv_device_v0 {
+ __u8 version;
+ __u8 pad01[7];
+ __u64 device; /* device identifier, ~0 for client default */
+#define NV_DEVICE_V0_DISABLE_IDENTIFY 0x0000000000000001ULL
+#define NV_DEVICE_V0_DISABLE_MMIO 0x0000000000000002ULL
+#define NV_DEVICE_V0_DISABLE_VBIOS 0x0000000000000004ULL
+#define NV_DEVICE_V0_DISABLE_CORE 0x0000000000000008ULL
+#define NV_DEVICE_V0_DISABLE_DISP 0x0000000000010000ULL
+#define NV_DEVICE_V0_DISABLE_FIFO 0x0000000000020000ULL
+#define NV_DEVICE_V0_DISABLE_GRAPH 0x0000000100000000ULL
+#define NV_DEVICE_V0_DISABLE_MPEG 0x0000000200000000ULL
+#define NV_DEVICE_V0_DISABLE_ME 0x0000000400000000ULL
+#define NV_DEVICE_V0_DISABLE_VP 0x0000000800000000ULL
+#define NV_DEVICE_V0_DISABLE_CRYPT 0x0000001000000000ULL
+#define NV_DEVICE_V0_DISABLE_BSP 0x0000002000000000ULL
+#define NV_DEVICE_V0_DISABLE_PPP 0x0000004000000000ULL
+#define NV_DEVICE_V0_DISABLE_COPY0 0x0000008000000000ULL
+#define NV_DEVICE_V0_DISABLE_COPY1 0x0000010000000000ULL
+#define NV_DEVICE_V0_DISABLE_VIC 0x0000020000000000ULL
+#define NV_DEVICE_V0_DISABLE_VENC 0x0000040000000000ULL
+ __u64 disable; /* disable particular subsystems */
+ __u64 debug0; /* as above, but *internal* ids, and *NOT* ABI */
+};
+
#define NV_DEVICE_V0_INFO 0x00
struct nv_device_info_v0 {