[PATCH] via: New TTM/GEM ioctls to support.
James Simmons
jsimmons at infradead.org
Thu Jul 4 12:41:26 PDT 2013
Add new TTM/GEM ioctls to be able to manage buffer regions from
different domains. Included in the new ioctls is the ability to
query hardware information.
Signed-Off-by: James Simmons <jsimmons at infradead.org>
---
include/uapi/drm/via_drm.h | 115 ++++++++++++++++++++++++++++++++++++--------
1 file changed, 95 insertions(+), 20 deletions(-)
diff --git a/include/uapi/drm/via_drm.h b/include/uapi/drm/via_drm.h
index 8b0533c..7a32594 100644
--- a/include/uapi/drm/via_drm.h
+++ b/include/uapi/drm/via_drm.h
@@ -16,7 +16,7 @@
* 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 NON-INFRINGEMENT. IN NO EVENT SHALL
- * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * THE AUTHOR(S) OR COPYRIGHT HOLDER(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.
@@ -24,7 +24,7 @@
#ifndef _VIA_DRM_H_
#define _VIA_DRM_H_
-#include <drm/drm.h>
+#include "drm.h"
/* WARNING: These defines must be the same as what the Xserver uses.
* if you change them, you must change the defines in the Xserver.
@@ -33,14 +33,10 @@
#ifndef _VIA_DEFINES_
#define _VIA_DEFINES_
-#ifndef __KERNEL__
-#include "via_drmclient.h"
-#endif
-
#define VIA_NR_SAREA_CLIPRECTS 8
-#define VIA_NR_XVMC_PORTS 10
-#define VIA_NR_XVMC_LOCKS 5
-#define VIA_MAX_CACHELINE_SIZE 64
+#define VIA_NR_XVMC_PORTS 10
+#define VIA_NR_XVMC_LOCKS 5
+#define VIA_MAX_CACHELINE_SIZE 64
#define XVMCLOCKPTR(saPriv,lockNo) \
((volatile struct drm_hw_lock *)(((((unsigned long) (saPriv)->XvMCLockArea) + \
(VIA_MAX_CACHELINE_SIZE - 1)) & \
@@ -64,21 +60,28 @@
/* VIA specific ioctls */
#define DRM_VIA_ALLOCMEM 0x00
-#define DRM_VIA_FREEMEM 0x01
+#define DRM_VIA_FREEMEM 0x01
#define DRM_VIA_AGP_INIT 0x02
-#define DRM_VIA_FB_INIT 0x03
+#define DRM_VIA_FB_INIT 0x03
#define DRM_VIA_MAP_INIT 0x04
-#define DRM_VIA_DEC_FUTEX 0x05
-#define NOT_USED
+#define DRM_VIA_DEC_FUTEX 0x05
+#define DRM_VIA_OLD_GEM_CREATE 0x06
#define DRM_VIA_DMA_INIT 0x07
#define DRM_VIA_CMDBUFFER 0x08
-#define DRM_VIA_FLUSH 0x09
-#define DRM_VIA_PCICMD 0x0a
+#define DRM_VIA_FLUSH 0x09
+#define DRM_VIA_PCICMD 0x0a
#define DRM_VIA_CMDBUF_SIZE 0x0b
#define NOT_USED
-#define DRM_VIA_WAIT_IRQ 0x0d
-#define DRM_VIA_DMA_BLIT 0x0e
-#define DRM_VIA_BLIT_SYNC 0x0f
+#define DRM_VIA_WAIT_IRQ 0x0d
+#define DRM_VIA_DMA_BLIT 0x0e
+#define DRM_VIA_BLIT_SYNC 0x0f
+
+/* KMS ioctls */
+#define DRM_VIA_GETPARAM 0x10
+#define DRM_VIA_SETPARAM 0x11
+#define DRM_VIA_GEM_CREATE 0x12
+#define DRM_VIA_GEM_WAIT 0x13
+#define DRM_VIA_GEM_STATE 0x14
#define DRM_IOCTL_VIA_ALLOCMEM DRM_IOWR(DRM_COMMAND_BASE + DRM_VIA_ALLOCMEM, drm_via_mem_t)
#define DRM_IOCTL_VIA_FREEMEM DRM_IOW( DRM_COMMAND_BASE + DRM_VIA_FREEMEM, drm_via_mem_t)
@@ -86,6 +89,7 @@
#define DRM_IOCTL_VIA_FB_INIT DRM_IOWR(DRM_COMMAND_BASE + DRM_VIA_FB_INIT, drm_via_fb_t)
#define DRM_IOCTL_VIA_MAP_INIT DRM_IOWR(DRM_COMMAND_BASE + DRM_VIA_MAP_INIT, drm_via_init_t)
#define DRM_IOCTL_VIA_DEC_FUTEX DRM_IOW( DRM_COMMAND_BASE + DRM_VIA_DEC_FUTEX, drm_via_futex_t)
+#define DRM_IOCTL_VIA_OLD_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_VIA_OLD_GEM_CREATE, struct drm_via_gem_create)
#define DRM_IOCTL_VIA_DMA_INIT DRM_IOWR(DRM_COMMAND_BASE + DRM_VIA_DMA_INIT, drm_via_dma_init_t)
#define DRM_IOCTL_VIA_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_VIA_CMDBUFFER, drm_via_cmdbuffer_t)
#define DRM_IOCTL_VIA_FLUSH DRM_IO( DRM_COMMAND_BASE + DRM_VIA_FLUSH)
@@ -96,6 +100,13 @@
#define DRM_IOCTL_VIA_DMA_BLIT DRM_IOW(DRM_COMMAND_BASE + DRM_VIA_DMA_BLIT, drm_via_dmablit_t)
#define DRM_IOCTL_VIA_BLIT_SYNC DRM_IOW(DRM_COMMAND_BASE + DRM_VIA_BLIT_SYNC, drm_via_blitsync_t)
+/* KMS ioctls */
+#define DRM_IOCTL_VIA_GETPARAM DRM_IOR(DRM_COMMAND_BASE + DRM_VIA_GETPARAM, struct drm_via_param)
+#define DRM_IOCTL_VIA_SETPARAM DRM_IOW(DRM_COMMAND_BASE + DRM_VIA_SETPARAM, struct drm_via_param)
+#define DRM_IOCTL_VIA_GEM_CREATE DRM_IOWR(DRM_COMMAND_BASE + DRM_VIA_GEM_CREATE, struct drm_via_gem_create)
+#define DRM_IOCTL_VIA_GEM_WAIT DRM_IOW(DRM_COMMAND_BASE + DRM_VIA_GEM_WAIT, struct drm_via_gem_wait)
+#define DRM_IOCTL_VIA_GEM_STATE DRM_IOWR(DRM_COMMAND_BASE + DRM_VIA_GEM_STATE, struct drm_via_gem_create)
+
/* 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,
* or in a piecewise fashion as required.
@@ -109,6 +120,7 @@
#define VIA_BACK 0x2
#define VIA_DEPTH 0x4
#define VIA_STENCIL 0x8
+
#define VIA_MEM_VIDEO 0 /* matches drm constant */
#define VIA_MEM_AGP 1 /* matches drm constant */
#define VIA_MEM_SYSTEM 2
@@ -274,8 +286,71 @@ typedef struct drm_via_dmablit {
drm_via_blitsync_t sync;
} drm_via_dmablit_t;
-struct via_file_private {
- struct list_head obj_list;
+/* Ioctl to query kernel params:
+ */
+#define VIA_PARAM_CHIPSET_ID 0
+#define VIA_PARAM_REVISION_ID 1
+
+struct drm_via_param {
+ uint64_t param;
+ uint64_t value;
+};
+
+struct drm_via_gem_create {
+ /**
+ * Requested size for the object.
+ *
+ * The (page-aligned) allocated size for the object will be returned.
+ */
+ uint64_t size;
+
+ /*
+ * Place the memory at the proper byte alignment.
+ */
+ uint32_t alignment;
+
+ /**
+ * Format of data i.e tile pitch, for linear it is zero
+ */
+ uint32_t pitch;
+
+ /**
+ * Give hints where to allocate this object.
+ */
+ uint32_t domains;
+
+ /**
+ * chmod values applied to a buffer.
+ */
+ uint32_t mode_t;
+
+ /**
+ * Offset to start of memory region.
+ */
+ uint64_t offset;
+
+ /**
+ * Returned handle need to mmap the buffer.
+ */
+ uint64_t map_handle;
+
+ /**
+ * Returned handle for the object.
+ *
+ * Object handles are nonzero.
+ */
+ uint32_t handle;
+
+ /**
+ * Padding for future expansion.
+ */
+ uint32_t pad1;
+};
+
+struct drm_via_gem_wait {
+ /* the buffer object handle */
+ uint32_t handle;
+ uint32_t no_wait;
};
#endif /* _VIA_DRM_H_ */
--
1.7.10.4
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