fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git] / drivers / char / drm / i915_drv.h
index 7564cd0..93cdcfe 100644 (file)
@@ -1,15 +1,58 @@
 /* i915_drv.h -- Private header for the I915 driver -*- linux-c -*-
  */
-/**************************************************************************
- * 
+/*
+ *
  * 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_DRV_H_
 #define _I915_DRV_H_
 
+/* General customization:
+ */
+
+#define DRIVER_AUTHOR          "Tungsten Graphics, Inc."
+
+#define DRIVER_NAME            "i915"
+#define DRIVER_DESC            "Intel Graphics"
+#define DRIVER_DATE            "20060119"
+
+/* Interface history:
+ *
+ * 1.1: Original.
+ * 1.2: Add Power Management
+ * 1.3: Add vblank support
+ * 1.4: Fix cmdbuffer path, add heap destroy
+ * 1.5: Add vblank pipe configuration
+ * 1.6: - New ioctl for scheduling buffer swaps on vertical blank
+ *      - Support vertical blank on secondary display pipe
+ */
+#define DRIVER_MAJOR           1
+#define DRIVER_MINOR           6
+#define DRIVER_PATCHLEVEL      0
+
 typedef struct _drm_i915_ring_buffer {
        int tail_mask;
        unsigned long Start;
@@ -30,6 +73,13 @@ struct mem_block {
        DRMFILE filp;           /* 0: free, -1: heap, other: real files */
 };
 
+typedef struct _drm_i915_vbl_swap {
+       struct list_head head;
+       drm_drawable_t drw_id;
+       unsigned int pipe;
+       unsigned int sequence;
+} drm_i915_vbl_swap_t;
+
 typedef struct drm_i915_private {
        drm_local_map_t *sarea;
        drm_local_map_t *mmio_map;
@@ -37,10 +87,12 @@ typedef struct drm_i915_private {
        drm_i915_sarea_t *sarea_priv;
        drm_i915_ring_buffer_t ring;
 
+       drm_dma_handle_t *status_page_dmah;
        void *hw_status_page;
-       unsigned long counter;
        dma_addr_t dma_status_page;
+       unsigned long counter;
 
+       unsigned int cpp;
        int back_offset;
        int front_offset;
        int current_page;
@@ -54,42 +106,53 @@ typedef struct drm_i915_private {
        int tex_lru_log_granularity;
        int allow_batchbuffer;
        struct mem_block *agp_heap;
+       unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
+       int vblank_pipe;
+
+       spinlock_t swaps_lock;
+       drm_i915_vbl_swap_t vbl_swaps;
+       unsigned int swaps_pending;
 } drm_i915_private_t;
 
+extern drm_ioctl_desc_t i915_ioctls[];
+extern int i915_max_ioctl;
+
                                /* i915_dma.c */
-extern int i915_dma_init(DRM_IOCTL_ARGS);
-extern int i915_dma_cleanup(drm_device_t * dev);
-extern int i915_flush_ioctl(DRM_IOCTL_ARGS);
-extern int i915_batchbuffer(DRM_IOCTL_ARGS);
-extern int i915_flip_bufs(DRM_IOCTL_ARGS);
-extern int i915_getparam(DRM_IOCTL_ARGS);
-extern int i915_setparam(DRM_IOCTL_ARGS);
-extern int i915_cmdbuffer(DRM_IOCTL_ARGS);
 extern void i915_kernel_lost_context(drm_device_t * dev);
+extern int i915_driver_load(struct drm_device *, unsigned long flags);
+extern void i915_driver_lastclose(drm_device_t * dev);
+extern void i915_driver_preclose(drm_device_t * dev, DRMFILE filp);
+extern int i915_driver_device_is_agp(drm_device_t * dev);
+extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
+                             unsigned long arg);
 
 /* i915_irq.c */
 extern int i915_irq_emit(DRM_IOCTL_ARGS);
 extern int i915_irq_wait(DRM_IOCTL_ARGS);
-extern int i915_wait_irq(drm_device_t * dev, int irq_nr);
-extern int i915_emit_irq(drm_device_t * dev);
 
+extern int i915_driver_vblank_wait(drm_device_t *dev, unsigned int *sequence);
+extern int i915_driver_vblank_wait2(drm_device_t *dev, unsigned int *sequence);
 extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
-extern void i915_driver_irq_preinstall(drm_device_t *dev);
-extern void i915_driver_irq_postinstall(drm_device_t *dev);
-extern void i915_driver_irq_uninstall(drm_device_t *dev);
+extern void i915_driver_irq_preinstall(drm_device_t * dev);
+extern void i915_driver_irq_postinstall(drm_device_t * dev);
+extern void i915_driver_irq_uninstall(drm_device_t * dev);
+extern int i915_vblank_pipe_set(DRM_IOCTL_ARGS);
+extern int i915_vblank_pipe_get(DRM_IOCTL_ARGS);
+extern int i915_vblank_swap(DRM_IOCTL_ARGS);
 
 /* i915_mem.c */
 extern int i915_mem_alloc(DRM_IOCTL_ARGS);
 extern int i915_mem_free(DRM_IOCTL_ARGS);
 extern int i915_mem_init_heap(DRM_IOCTL_ARGS);
+extern int i915_mem_destroy_heap(DRM_IOCTL_ARGS);
 extern void i915_mem_takedown(struct mem_block **heap);
 extern void i915_mem_release(drm_device_t * dev,
                             DRMFILE filp, struct mem_block *heap);
 
-#define I915_READ(reg)          DRM_READ32(dev_priv->mmio_map, reg)
-#define I915_WRITE(reg,val)     DRM_WRITE32(dev_priv->mmio_map, reg, val)
-#define I915_READ16(reg)       DRM_READ16(dev_priv->mmio_map, reg)
-#define I915_WRITE16(reg,val)  DRM_WRITE16(dev_priv->mmio_map, reg, val)
+#define I915_READ(reg)          DRM_READ32(dev_priv->mmio_map, (reg))
+#define I915_WRITE(reg,val)     DRM_WRITE32(dev_priv->mmio_map, (reg), (val))
+#define I915_READ16(reg)       DRM_READ16(dev_priv->mmio_map, (reg))
+#define I915_WRITE16(reg,val)  DRM_WRITE16(dev_priv->mmio_map, (reg), (val))
 
 #define I915_VERBOSE 0
 
@@ -99,9 +162,9 @@ extern void i915_mem_release(drm_device_t * dev,
 #define BEGIN_LP_RING(n) do {                          \
        if (I915_VERBOSE)                               \
                DRM_DEBUG("BEGIN_LP_RING(%d) in %s\n",  \
-                         n, __FUNCTION__);             \
-       if (dev_priv->ring.space < n*4)                 \
-               i915_wait_ring(dev, n*4, __FUNCTION__);         \
+                         (n), __FUNCTION__);           \
+       if (dev_priv->ring.space < (n)*4)                       \
+               i915_wait_ring(dev, (n)*4, __FUNCTION__);               \
        outcount = 0;                                   \
        outring = dev_priv->ring.tail;                  \
        ringmask = dev_priv->ring.tail_mask;            \
@@ -110,7 +173,7 @@ extern void i915_mem_release(drm_device_t * dev,
 
 #define OUT_RING(n) do {                                       \
        if (I915_VERBOSE) DRM_DEBUG("   OUT_RING %x\n", (int)(n));      \
-       *(volatile unsigned int *)(virt + outring) = n;         \
+       *(volatile unsigned int *)(virt + outring) = (n);       \
         outcount++;                                            \
        outring += 4;                                           \
        outring &= ringmask;                                    \
@@ -153,6 +216,13 @@ extern int i915_wait_ring(drm_device_t * dev, int n, const char *caller);
 #define PPCR                   0x61204
 #define PPCR_ON                        (1<<0)
 
+#define DVOB                   0x61140
+#define DVOB_ON                        (1<<31)
+#define DVOC                   0x61160
+#define DVOC_ON                        (1<<31)
+#define LVDS                   0x61180
+#define LVDS_ON                        (1<<31)
+
 #define ADPA                   0x61100
 #define ADPA_DPMS_MASK         (~(3<<10))
 #define ADPA_DPMS_ON           (0<<10)
@@ -200,6 +270,12 @@ extern int i915_wait_ring(drm_device_t * dev, int n, const char *caller);
 #define GFX_OP_DESTBUFFER_VARS   ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
 #define GFX_OP_DRAWRECT_INFO     ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
 
+#define GFX_OP_DRAWRECT_INFO_I965 ((0x7900<<16)|0x2)
+
+#define XY_SRC_COPY_BLT_CMD            ((2<<29)|(0x53<<22)|6)
+#define XY_SRC_COPY_BLT_WRITE_ALPHA    (1<<21)
+#define XY_SRC_COPY_BLT_WRITE_RGB      (1<<20)
+
 #define MI_BATCH_BUFFER        ((0x30<<23)|1)
 #define MI_BATCH_BUFFER_START  (0x31<<23)
 #define MI_BATCH_BUFFER_END    (0xA<<23)
@@ -216,4 +292,6 @@ extern int i915_wait_ring(drm_device_t * dev, int n, const char *caller);
 
 #define CMD_OP_DESTBUFFER_INFO  ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
 
+#define READ_BREADCRUMB(dev_priv) (((u32 *)(dev_priv->hw_status_page))[5])
+
 #endif