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-rw-r--r--include/drm/i915_drm.h270
1 files changed, 270 insertions, 0 deletions
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
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+++ b/include/drm/i915_drm.h
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+/*
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 (including the
+ * next paragraph) 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
+ *
+ */
+
+#ifndef _I915_DRM_H_
+#define _I915_DRM_H_
+
+/* Please note that modifications to all structs defined here are
+ * subject to backwards-compatibility constraints.
+ */
+
+#include "drm.h"
+
+/* Each region is a minimum of 16k, and there are at most 255 of them.
+ */
+#define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use
+ * of chars for next/prev indices */
+#define I915_LOG_MIN_TEX_REGION_SIZE 14
+
+typedef struct _drm_i915_init {
+ enum {
+ I915_INIT_DMA = 0x01,
+ I915_CLEANUP_DMA = 0x02,
+ I915_RESUME_DMA = 0x03
+ } func;
+ unsigned int mmio_offset;
+ int sarea_priv_offset;
+ unsigned int ring_start;
+ unsigned int ring_end;
+ unsigned int ring_size;
+ unsigned int front_offset;
+ unsigned int back_offset;
+ unsigned int depth_offset;
+ unsigned int w;
+ unsigned int h;
+ unsigned int pitch;
+ unsigned int pitch_bits;
+ unsigned int back_pitch;
+ unsigned int depth_pitch;
+ unsigned int cpp;
+ unsigned int chipset;
+} drm_i915_init_t;
+
+typedef struct _drm_i915_sarea {
+ struct drm_tex_region texList[I915_NR_TEX_REGIONS + 1];
+ int last_upload; /* last time texture was uploaded */
+ int last_enqueue; /* last time a buffer was enqueued */
+ int last_dispatch; /* age of the most recently dispatched buffer */
+ int ctxOwner; /* last context to upload state */
+ int texAge;
+ int pf_enabled; /* is pageflipping allowed? */
+ int pf_active;
+ int pf_current_page; /* which buffer is being displayed? */
+ int perf_boxes; /* performance boxes to be displayed */
+ int width, height; /* screen size in pixels */
+
+ drm_handle_t front_handle;
+ int front_offset;
+ int front_size;
+
+ drm_handle_t back_handle;
+ int back_offset;
+ int back_size;
+
+ drm_handle_t depth_handle;
+ int depth_offset;
+ int depth_size;
+
+ drm_handle_t tex_handle;
+ int tex_offset;
+ int tex_size;
+ int log_tex_granularity;
+ int pitch;
+ int rotation; /* 0, 90, 180 or 270 */
+ int rotated_offset;
+ int rotated_size;
+ int rotated_pitch;
+ int virtualX, virtualY;
+
+ unsigned int front_tiled;
+ unsigned int back_tiled;
+ unsigned int depth_tiled;
+ unsigned int rotated_tiled;
+ unsigned int rotated2_tiled;
+
+ int pipeA_x;
+ int pipeA_y;
+ int pipeA_w;
+ int pipeA_h;
+ int pipeB_x;
+ int pipeB_y;
+ int pipeB_w;
+ int pipeB_h;
+} drm_i915_sarea_t;
+
+/* Flags for perf_boxes
+ */
+#define I915_BOX_RING_EMPTY 0x1
+#define I915_BOX_FLIP 0x2
+#define I915_BOX_WAIT 0x4
+#define I915_BOX_TEXTURE_LOAD 0x8
+#define I915_BOX_LOST_CONTEXT 0x10
+
+/* I915 specific ioctls
+ * The device specific ioctl range is 0x40 to 0x79.
+ */
+#define DRM_I915_INIT 0x00
+#define DRM_I915_FLUSH 0x01
+#define DRM_I915_FLIP 0x02
+#define DRM_I915_BATCHBUFFER 0x03
+#define DRM_I915_IRQ_EMIT 0x04
+#define DRM_I915_IRQ_WAIT 0x05
+#define DRM_I915_GETPARAM 0x06
+#define DRM_I915_SETPARAM 0x07
+#define DRM_I915_ALLOC 0x08
+#define DRM_I915_FREE 0x09
+#define DRM_I915_INIT_HEAP 0x0a
+#define DRM_I915_CMDBUFFER 0x0b
+#define DRM_I915_DESTROY_HEAP 0x0c
+#define DRM_I915_SET_VBLANK_PIPE 0x0d
+#define DRM_I915_GET_VBLANK_PIPE 0x0e
+#define DRM_I915_VBLANK_SWAP 0x0f
+#define DRM_I915_HWS_ADDR 0x11
+
+#define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
+#define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
+#define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP)
+#define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t)
+#define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t)
+#define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t)
+#define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t)
+#define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t)
+#define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t)
+#define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t)
+#define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t)
+#define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t)
+#define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t)
+#define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
+#define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t)
+#define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t)
+
+/* Allow drivers to submit batchbuffers directly to hardware, relying
+ * on the security mechanisms provided by hardware.
+ */
+typedef struct _drm_i915_batchbuffer {
+ int start; /* agp offset */
+ int used; /* nr bytes in use */
+ int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
+ int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
+ int num_cliprects; /* mulitpass with multiple cliprects? */
+ struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */
+} drm_i915_batchbuffer_t;
+
+/* As above, but pass a pointer to userspace buffer which can be
+ * validated by the kernel prior to sending to hardware.
+ */
+typedef struct _drm_i915_cmdbuffer {
+ char __user *buf; /* pointer to userspace command buffer */
+ int sz; /* nr bytes in buf */
+ int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */
+ int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */
+ int num_cliprects; /* mulitpass with multiple cliprects? */
+ struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */
+} drm_i915_cmdbuffer_t;
+
+/* Userspace can request & wait on irq's:
+ */
+typedef struct drm_i915_irq_emit {
+ int __user *irq_seq;
+} drm_i915_irq_emit_t;
+
+typedef struct drm_i915_irq_wait {
+ int irq_seq;
+} drm_i915_irq_wait_t;
+
+/* Ioctl to query kernel params:
+ */
+#define I915_PARAM_IRQ_ACTIVE 1
+#define I915_PARAM_ALLOW_BATCHBUFFER 2
+#define I915_PARAM_LAST_DISPATCH 3
+
+typedef struct drm_i915_getparam {
+ int param;
+ int __user *value;
+} drm_i915_getparam_t;
+
+/* Ioctl to set kernel params:
+ */
+#define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1
+#define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2
+#define I915_SETPARAM_ALLOW_BATCHBUFFER 3
+
+typedef struct drm_i915_setparam {
+ int param;
+ int value;
+} drm_i915_setparam_t;
+
+/* A memory manager for regions of shared memory:
+ */
+#define I915_MEM_REGION_AGP 1
+
+typedef struct drm_i915_mem_alloc {
+ int region;
+ int alignment;
+ int size;
+ int __user *region_offset; /* offset from start of fb or agp */
+} drm_i915_mem_alloc_t;
+
+typedef struct drm_i915_mem_free {
+ int region;
+ int region_offset;
+} drm_i915_mem_free_t;
+
+typedef struct drm_i915_mem_init_heap {
+ int region;
+ int size;
+ int start;
+} drm_i915_mem_init_heap_t;
+
+/* Allow memory manager to be torn down and re-initialized (eg on
+ * rotate):
+ */
+typedef struct drm_i915_mem_destroy_heap {
+ int region;
+} drm_i915_mem_destroy_heap_t;
+
+/* Allow X server to configure which pipes to monitor for vblank signals
+ */
+#define DRM_I915_VBLANK_PIPE_A 1
+#define DRM_I915_VBLANK_PIPE_B 2
+
+typedef struct drm_i915_vblank_pipe {
+ int pipe;
+} drm_i915_vblank_pipe_t;
+
+/* Schedule buffer swap at given vertical blank:
+ */
+typedef struct drm_i915_vblank_swap {
+ drm_drawable_t drawable;
+ enum drm_vblank_seq_type seqtype;
+ unsigned int sequence;
+} drm_i915_vblank_swap_t;
+
+typedef struct drm_i915_hws_addr {
+ uint64_t addr;
+} drm_i915_hws_addr_t;
+
+#endif /* _I915_DRM_H_ */