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authorThomas Hellstrom <unichrome@shipmail.org>2004-12-13 13:53:12 +0000
committerThomas Hellstrom <unichrome@shipmail.org>2004-12-13 13:53:12 +0000
commitaff0a2548561ecbe3411b57cd31f46cbb1b4f6b8 (patch)
treeebd305ccc5602cd426046b402dce23e3776a7c42 /shared/via_drm.h
parentb4782ba76b8ee48dca9948abe8ba5cd1f42617e7 (diff)
VIA drm updates:
1. Improved security check of AGP texture adresses. 2. Hopefully last fix of ring-buffer jump oddities. 3. Added ioctl to check available space and command regulator lag in ring-buffer. This is needed for 3D application responsiveness.
Diffstat (limited to 'shared/via_drm.h')
-rw-r--r--shared/via_drm.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/shared/via_drm.h b/shared/via_drm.h
index ee703c79..2327bec5 100644
--- a/shared/via_drm.h
+++ b/shared/via_drm.h
@@ -70,6 +70,8 @@
#define DRM_IOCTL_VIA_CMDBUFFER DRM_IOW(0x48, drm_via_cmdbuffer_t)
#define DRM_IOCTL_VIA_FLUSH DRM_IO(0x49)
#define DRM_IOCTL_VIA_PCICMD DRM_IOW(0x4A, drm_via_cmdbuffer_t)
+#define DRM_IOCTL_VIA_CMDBUF_SIZE DRM_IOWR(0x4B, drm_via_cmdbuf_size_t)
+
/* Indices into buf.Setup where various bits of state are mirrored per
* context and per buffer. These can be fired at the card as a unit,
@@ -189,7 +191,14 @@ typedef struct _drm_via_flush_sys {
int discard; /* client is finished with the buffer? */
} drm_via_flush_sys_t;
-
+typedef struct _drm_via_cmdbuf_size {
+ enum {
+ VIA_CMDBUF_SPACE = 0x01,
+ VIA_CMDBUF_LAG = 0x02
+ } func;
+ int wait;
+ uint32_t size;
+} drm_via_cmdbuf_size_t;
#ifdef __KERNEL__
@@ -203,6 +212,7 @@ int via_dma_init(DRM_IOCTL_ARGS);
int via_cmdbuffer(DRM_IOCTL_ARGS);
int via_flush_ioctl(DRM_IOCTL_ARGS);
int via_pci_cmdbuffer(DRM_IOCTL_ARGS);
+int via_cmdbuf_size(DRM_IOCTL_ARGS);
#endif
#endif /* _VIA_DRM_H_ */