I915 accelerated blit copy functional.
[profile/ivi/libdrm.git] / shared-core / i915_drv.h
index ba306c6..ffc9d43 100644 (file)
@@ -1,17 +1,65 @@
 /* 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            "20060929"
+
+/* 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
+ * 1.8: New ioctl for ARB_Occlusion_Query
+ */
+#define DRIVER_MAJOR           1
+#define DRIVER_MINOR           8
+#define DRIVER_PATCHLEVEL      0
+
+#if defined(__linux__)
+#define I915_HAVE_FENCE
+#define I915_HAVE_BUFFER
+#endif
 
-typedef struct _drm_i915_ring_buffer{
+typedef struct _drm_i915_ring_buffer {
        int tail_mask;
        unsigned long Start;
        unsigned long End;
@@ -31,89 +79,150 @@ 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;
 
        drm_i915_sarea_t *sarea_priv;
-       drm_i915_ring_buffer_t ring;
+       drm_i915_ring_buffer_t ring;
 
-       void * hw_status_page;
-       unsigned long counter;
+       drm_dma_handle_t *status_page_dmah;
+       void *hw_status_page;
        dma_addr_t dma_status_page;
+       uint32_t counter;
 
-       
+       unsigned int cpp;
        int back_offset;
        int front_offset;
        int current_page;
        int page_flipping;
        int use_mi_batchbuffer_start;
-       
 
        wait_queue_head_t irq_queue;
-       atomic_t irq_received;
-       atomic_t irq_emitted;
+       atomic_t irq_received;
+       atomic_t irq_emitted;
 
        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 user_irq_lock;
+        int user_irq_refcount;
+        int fence_irq_on;
+        uint32_t irq_enable_reg;
+        int irq_enabled;
+
+#ifdef I915_HAVE_FENCE
+        uint32_t flush_sequence;
+       uint32_t flush_flags;
+       uint32_t flush_pending;
+       uint32_t saved_flush_status;
+#endif
+#ifdef I915_HAVE_BUFFER
+       void *agp_iomap;
+#endif
+       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_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 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);
+extern int i915_emit_mi_flush(drm_device_t *dev, uint32_t flush);
 
-/* 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);
 
+/* i915_irq.c */
+extern int i915_irq_emit(DRM_IOCTL_ARGS);
+extern int i915_irq_wait(DRM_IOCTL_ARGS);
+
+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 int i915_vblank_pipe_set(DRM_IOCTL_ARGS);
+extern int i915_vblank_pipe_get(DRM_IOCTL_ARGS);
+extern int i915_emit_irq(drm_device_t * dev);
+extern void i915_user_irq_on(drm_i915_private_t *dev_priv);
+extern void i915_user_irq_off(drm_i915_private_t *dev_priv);
+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 void i915_mem_takedown( struct mem_block **heap );
-extern void i915_mem_release( drm_device_t *dev, 
-                             DRMFILE filp, struct mem_block *heap );
+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);
+#ifdef I915_HAVE_FENCE
+/* i915_fence.c */
+
+
+extern void i915_fence_handler(drm_device_t *dev);
+extern int i915_fence_emit_sequence(drm_device_t *dev, uint32_t flags,
+                                   uint32_t *sequence, 
+                                   uint32_t *native_type);
+extern void i915_poke_flush(drm_device_t *dev);
+#endif
 
-#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)
+#ifdef I915_HAVE_BUFFER
+/* i915_buffer.c */
+extern drm_ttm_backend_t *i915_create_ttm_backend_entry(drm_device_t *dev);
+extern int i915_fence_types(uint32_t buffer_flags, uint32_t *class, uint32_t *type);
+extern int i915_invalidate_caches(drm_device_t *dev, uint32_t buffer_flags);
+extern int i915_init_mem_type(drm_device_t *dev, uint32_t type, 
+                              drm_mem_type_manager_t *man);
+extern uint32_t i915_evict_flags(drm_device_t *dev, uint32_t type);
+extern int i915_move(drm_buffer_object_t *bo, int evict,
+               int no_wait, drm_bo_mem_reg_t *new_mem);
 
+#endif
 
+#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
 
 #define RING_LOCALS    unsigned int outring, ringmask, outcount; \
-                        volatile char *virt;
+                       volatile char *virt;
 
 #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;            \
        virt = dev_priv->ring.virtual_start;            \
 } while (0)
 
-
 #define OUT_RING(n) do {                                       \
        if (I915_VERBOSE) DRM_DEBUG("   OUT_RING %x\n", (int)(n));      \
-       *(volatile unsigned int *)(virt + outring) = n;         \
-        outcount++;                                            \
+       *(volatile unsigned int *)(virt + outring) = (n);               \
+       outcount++;                                             \
        outring += 4;                                           \
        outring &= ringmask;                                    \
 } while (0)
@@ -125,8 +234,7 @@ extern void i915_mem_release( drm_device_t *dev,
        I915_WRITE(LP_RING + RING_TAIL, outring);                       \
 } while(0)
 
-extern int i915_wait_ring(drm_device_t *dev, int n, const char *caller);
-
+extern int i915_wait_ring(drm_device_t * dev, int n, const char *caller);
 
 #define GFX_OP_USER_INTERRUPT          ((0<<29)|(2<<23))
 #define GFX_OP_BREAKPOINT_INTERRUPT    ((0<<29)|(1<<23))
@@ -138,6 +246,10 @@ extern int i915_wait_ring(drm_device_t *dev, int n, const char *caller);
 #define INST_OP_FLUSH        0x02000000
 #define INST_FLUSH_MAP_CACHE 0x00000001
 
+#define CMD_MI_FLUSH         (0x04 << 23)
+#define MI_NO_WRITE_FLUSH    (1 << 2)
+#define MI_READ_FLUSH        (1 << 0)
+#define MI_EXE_FLUSH         (1 << 1)
 
 #define BB1_START_ADDR_MASK   (~0x7)
 #define BB1_PROTECTED         (1<<0)
@@ -148,6 +260,13 @@ extern int i915_wait_ring(drm_device_t *dev, int n, const char *caller);
 #define I915REG_INT_IDENTITY_R 0x020a4
 #define I915REG_INT_MASK_R     0x020a8
 #define I915REG_INT_ENABLE_R   0x020a0
+#define I915REG_INSTPM         0x020c0
+
+#define I915REG_PIPEASTAT      0x70024
+#define I915REG_PIPEBSTAT      0x71024
+
+#define I915_VBLANK_INTERRUPT_ENABLE   (1UL<<17)
+#define I915_VBLANK_CLEAR              (1UL<<1)
 
 #define SRX_INDEX              0x3c4
 #define SRX_DATA               0x3c5
@@ -157,6 +276,13 @@ 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)
@@ -176,7 +302,7 @@ extern int i915_wait_ring(drm_device_t *dev, int n, const char *caller);
 #define RING_START                     0x08
 #define START_ADDR             0x0xFFFFF000
 #define RING_LEN                       0x0C
-#define RING_NR_PAGES          0x001FF000 
+#define RING_NR_PAGES          0x001FF000
 #define RING_REPORT_MASK       0x00000006
 #define RING_REPORT_64K        0x00000002
 #define RING_REPORT_128K       0x00000004
@@ -204,18 +330,21 @@ 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 SRC_COPY_BLT_CMD                ((2<<29)|(0x43<<22)|4)
+#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)
 #define MI_BATCH_NON_SECURE    (1)
 
-
-
 #define MI_WAIT_FOR_EVENT       ((0x3<<23))
-#define MI_WAIT_FOR_PLANE_A_FLIP      (1<<2) 
-#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1) 
-
+#define MI_WAIT_FOR_PLANE_A_FLIP      (1<<2)
+#define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1)
 
 #define MI_LOAD_SCAN_LINES_INCL  ((0x12<<23))
 
@@ -224,5 +353,6 @@ 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)  (((volatile u32*)(dev_priv->hw_status_page))[5])
+#define READ_HWSP(dev_priv, reg)  (((volatile u32*)(dev_priv->hw_status_page))[reg])
 #endif
-