vserver 1.9.5.x5
[linux-2.6.git] / drivers / char / drm / i810_dma.c
index e1ebc70..3d6200c 100644 (file)
@@ -30,7 +30,6 @@
  *
  */
 
-#include "i810.h"
 #include "drmP.h"
 #include "drm.h"
 #include "i810_drm.h"
 #define up_write up
 #endif
 
-static inline void i810_print_status_page(drm_device_t *dev)
-{
-       drm_device_dma_t *dma = dev->dma;
-       drm_i810_private_t *dev_priv = dev->dev_private;
-       u32 *temp = dev_priv->hw_status_page;
-       int i;
+drm_ioctl_desc_t i810_ioctls[] = {
+       [DRM_IOCTL_NR(DRM_I810_INIT)]    = { i810_dma_init,    1, 1 },
+       [DRM_IOCTL_NR(DRM_I810_VERTEX)]  = { i810_dma_vertex,  1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_CLEAR)]   = { i810_clear_bufs,  1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_FLUSH)]   = { i810_flush_ioctl, 1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_GETAGE)]  = { i810_getage,      1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_GETBUF)]  = { i810_getbuf,      1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_SWAP)]    = { i810_swap_bufs,   1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_COPY)]    = { i810_copybuf,     1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_DOCOPY)]  = { i810_docopy,      1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_OV0INFO)] = { i810_ov0_info,    1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_FSTATUS)] = { i810_fstatus,     1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_OV0FLIP)] = { i810_ov0_flip,    1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_MC)]      = { i810_dma_mc,      1, 1 },
+       [DRM_IOCTL_NR(DRM_I810_RSTATUS)] = { i810_rstatus,     1, 0 },
+       [DRM_IOCTL_NR(DRM_I810_FLIP)]    = { i810_flip_bufs,   1, 0 }
+};
 
-       DRM_DEBUG(  "hw_status: Interrupt Status : %x\n", temp[0]);
-       DRM_DEBUG(  "hw_status: LpRing Head ptr : %x\n", temp[1]);
-       DRM_DEBUG(  "hw_status: IRing Head ptr : %x\n", temp[2]);
-       DRM_DEBUG(  "hw_status: Reserved : %x\n", temp[3]);
-       DRM_DEBUG(  "hw_status: Last Render: %x\n", temp[4]);
-       DRM_DEBUG(  "hw_status: Driver Counter : %d\n", temp[5]);
-       for(i = 6; i < dma->buf_count + 6; i++) {
-               DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]);
-       }
-}
+int i810_max_ioctl = DRM_ARRAY_SIZE(i810_ioctls);
 
 static drm_buf_t *i810_freelist_get(drm_device_t *dev)
 {
@@ -110,12 +111,12 @@ static int i810_freelist_put(drm_device_t *dev, drm_buf_t *buf)
 }
 
 static struct file_operations i810_buffer_fops = {
-       .open    = DRM(open),
-       .flush   = DRM(flush),
-       .release = DRM(release),
-       .ioctl   = DRM(ioctl),
+       .open    = drm_open,
+       .flush   = drm_flush,
+       .release = drm_release,
+       .ioctl   = drm_ioctl,
        .mmap    = i810_mmap_buffers,
-       .fasync  = DRM(fasync),
+       .fasync  = drm_fasync,
 };
 
 int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
@@ -138,8 +139,8 @@ int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
        buf_priv->currently_mapped = I810_BUF_MAPPED;
        unlock_kernel();
 
-       if (remap_page_range(DRM_RPR_ARG(vma) vma->vm_start,
-                            VM_OFFSET(vma),
+       if (remap_pfn_range(DRM_RPR_ARG(vma) vma->vm_start,
+                            VM_OFFSET(vma) >> PAGE_SHIFT,
                             vma->vm_end - vma->vm_start,
                             vma->vm_page_prot)) return -EAGAIN;
        return 0;
@@ -171,7 +172,7 @@ static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
                /* Real error */
                DRM_ERROR("mmap error\n");
                retcode = (signed int)buf_priv->virtual;
-               buf_priv->virtual = 0;
+               buf_priv->virtual = NULL;
        }
        up_write( &current->mm->mmap_sem );
 
@@ -193,7 +194,7 @@ static int i810_unmap_buffer(drm_buf_t *buf)
        up_write(&current->mm->mmap_sem);
 
        buf_priv->currently_mapped = I810_BUF_UNMAPPED;
-       buf_priv->virtual = 0;
+       buf_priv->virtual = NULL;
 
        return retcode;
 }
@@ -232,13 +233,12 @@ int i810_dma_cleanup(drm_device_t *dev)
 {
        drm_device_dma_t *dma = dev->dma;
 
-#if _HAVE_DMA_IRQ
        /* Make sure interrupts are disabled here because the uninstall ioctl
         * may not have been called from userspace and after dev_private
         * is freed, it's too late.
         */
-       if (dev->irq) DRM(irq_uninstall)(dev);
-#endif
+       if (drm_core_check_feature(dev, DRIVER_HAVE_IRQ) && dev->irq_enabled)
+               drm_irq_uninstall(dev);
 
        if (dev->dev_private) {
                int i;
@@ -246,7 +246,7 @@ int i810_dma_cleanup(drm_device_t *dev)
                        (drm_i810_private_t *) dev->dev_private;
 
                if (dev_priv->ring.virtual_start) {
-                       DRM(ioremapfree)((void *) dev_priv->ring.virtual_start,
+                       drm_ioremapfree((void *) dev_priv->ring.virtual_start,
                                         dev_priv->ring.Size, dev);
                }
                if (dev_priv->hw_status_page) {
@@ -256,7 +256,7 @@ int i810_dma_cleanup(drm_device_t *dev)
                        /* Need to rewrite hardware status page */
                        I810_WRITE(0x02080, 0x1ffff000);
                }
-               DRM(free)(dev->dev_private, sizeof(drm_i810_private_t),
+               drm_free(dev->dev_private, sizeof(drm_i810_private_t),
                         DRM_MEM_DRIVER);
                dev->dev_private = NULL;
 
@@ -264,7 +264,7 @@ int i810_dma_cleanup(drm_device_t *dev)
                        drm_buf_t *buf = dma->buflist[ i ];
                        drm_i810_buf_priv_t *buf_priv = buf->dev_private;
                        if ( buf_priv->kernel_virtual && buf->total )
-                               DRM(ioremapfree)(buf_priv->kernel_virtual, buf->total, dev);
+                               drm_ioremapfree(buf_priv->kernel_virtual, buf->total, dev);
                }
        }
        return 0;
@@ -335,7 +335,7 @@ static int i810_freelist_init(drm_device_t *dev, drm_i810_private_t *dev_priv)
 
                *buf_priv->in_use = I810_BUF_FREE;
 
-               buf_priv->kernel_virtual = DRM(ioremap)(buf->bus_address,
+               buf_priv->kernel_virtual = drm_ioremap(buf->bus_address,
                                                        buf->total, dev);
        }
        return 0;
@@ -364,15 +364,15 @@ static int i810_dma_initialize(drm_device_t *dev,
                DRM_ERROR("can not find sarea!\n");
                return -EINVAL;
        }
-       DRM_FIND_MAP( dev_priv->mmio_map, init->mmio_offset );
+       dev_priv->mmio_map = drm_core_findmap(dev, init->mmio_offset);
        if (!dev_priv->mmio_map) {
                dev->dev_private = (void *)dev_priv;
                i810_dma_cleanup(dev);
                DRM_ERROR("can not find mmio map!\n");
                return -EINVAL;
        }
-       DRM_FIND_MAP( dev_priv->buffer_map, init->buffers_offset );
-       if (!dev_priv->buffer_map) {
+       dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset);
+       if (!dev->agp_buffer_map) {
                dev->dev_private = (void *)dev_priv;
                i810_dma_cleanup(dev);
                DRM_ERROR("can not find dma buffer map!\n");
@@ -387,7 +387,7 @@ static int i810_dma_initialize(drm_device_t *dev,
        dev_priv->ring.End = init->ring_end;
        dev_priv->ring.Size = init->ring_size;
 
-       dev_priv->ring.virtual_start = DRM(ioremap)(dev->agp->base +
+       dev_priv->ring.virtual_start = drm_ioremap(dev->agp->base +
                                                    init->ring_start,
                                                    init->ring_size, dev);
 
@@ -459,7 +459,7 @@ int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg)
 {
 
        /* Get v1.1 init data */
-       if (copy_from_user(init, (drm_i810_pre12_init_t *)arg,
+       if (copy_from_user(init, (drm_i810_pre12_init_t __user *)arg,
                          sizeof(drm_i810_pre12_init_t))) {
                return -EFAULT;
        }
@@ -468,7 +468,7 @@ int i810_dma_init_compat(drm_i810_init_t *init, unsigned long arg)
 
                /* This is a v1.2 client, just get the v1.2 init data */
                DRM_INFO("Using POST v1.2 init.\n");
-               if (copy_from_user(init, (drm_i810_init_t *)arg,
+               if (copy_from_user(init, (drm_i810_init_t __user *)arg,
                                   sizeof(drm_i810_init_t))) {
                        return -EFAULT;
                }
@@ -497,7 +497,7 @@ int i810_dma_init(struct inode *inode, struct file *filp,
        int retcode = 0;
 
        /* Get only the init func */
-       if (copy_from_user(&init, (void *)arg, sizeof(drm_i810_init_func_t))) 
+       if (copy_from_user(&init, (void __user *)arg, sizeof(drm_i810_init_func_t))) 
                return -EFAULT;
 
        switch(init.func) {
@@ -511,7 +511,7 @@ int i810_dma_init(struct inode *inode, struct file *filp,
                        if (retcode)
                                return retcode;
 
-                       dev_priv = DRM(alloc)(sizeof(drm_i810_private_t),
+                       dev_priv = drm_alloc(sizeof(drm_i810_private_t),
                                             DRM_MEM_DRIVER);
                        if (dev_priv == NULL)
                                return -ENOMEM;
@@ -521,11 +521,11 @@ int i810_dma_init(struct inode *inode, struct file *filp,
                default:
                case I810_INIT_DMA_1_4:
                        DRM_INFO("Using v1.4 init.\n");
-                       if (copy_from_user(&init, (drm_i810_init_t *)arg,
+                       if (copy_from_user(&init, (drm_i810_init_t __user *)arg,
                                          sizeof(drm_i810_init_t))) {
                                return -EFAULT;
                        }
-                       dev_priv = DRM(alloc)(sizeof(drm_i810_private_t),
+                       dev_priv = drm_alloc(sizeof(drm_i810_private_t),
                                             DRM_MEM_DRIVER);
                        if (dev_priv == NULL) 
                                return -ENOMEM;
@@ -844,13 +844,10 @@ static void i810_dma_dispatch_vertex(drm_device_t *dev,
        if (buf_priv->currently_mapped == I810_BUF_MAPPED) {
                unsigned int prim = (sarea_priv->vertex_prim & PR_MASK);
 
-               put_user((GFX_OP_PRIMITIVE | prim |
-                                            ((used/4)-2)),
-               (u32 *)buf_priv->virtual);
+               *(u32 *)buf_priv->kernel_virtual = ((GFX_OP_PRIMITIVE | prim | ((used/4)-2)));
 
                if (used & 4) {
-                       put_user(0,
-                       (u32 *)((u32)buf_priv->virtual + used));
+                       *(u32 *)((u32)buf_priv->kernel_virtual + used) = 0;
                        used += 4;
                }
 
@@ -999,10 +996,8 @@ static int i810_flush_queue(drm_device_t *dev)
 }
 
 /* Must be called with the lock held */
-void i810_reclaim_buffers(struct file *filp)
+void i810_reclaim_buffers(drm_device_t *dev, struct file *filp)
 {
-       drm_file_t    *priv   = filp->private_data;
-       drm_device_t  *dev    = priv->dev;
        drm_device_dma_t *dma = dev->dma;
        int              i;
 
@@ -1034,10 +1029,7 @@ int i810_flush_ioctl(struct inode *inode, struct file *filp,
        drm_file_t        *priv   = filp->private_data;
        drm_device_t      *dev    = priv->dev;
 
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_flush_ioctl called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
 
        i810_flush_queue(dev);
        return 0;
@@ -1056,13 +1048,10 @@ int i810_dma_vertex(struct inode *inode, struct file *filp,
                                        dev_priv->sarea_priv;
        drm_i810_vertex_t vertex;
 
-       if (copy_from_user(&vertex, (drm_i810_vertex_t *)arg, sizeof(vertex)))
+       if (copy_from_user(&vertex, (drm_i810_vertex_t __user *)arg, sizeof(vertex)))
                return -EFAULT;
 
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_dma_vertex called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
 
        DRM_DEBUG("i810 dma vertex, idx %d used %d discard %d\n",
                  vertex.idx, vertex.used, vertex.discard);
@@ -1091,13 +1080,10 @@ int i810_clear_bufs(struct inode *inode, struct file *filp,
        drm_device_t *dev = priv->dev;
        drm_i810_clear_t clear;
 
-       if (copy_from_user(&clear, (drm_i810_clear_t *)arg, sizeof(clear)))
+       if (copy_from_user(&clear, (drm_i810_clear_t __user *)arg, sizeof(clear)))
                return -EFAULT;
 
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_clear_bufs called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
 
        /* GH: Someone's doing nasty things... */
        if (!dev->dev_private) {
@@ -1118,10 +1104,7 @@ int i810_swap_bufs(struct inode *inode, struct file *filp,
 
        DRM_DEBUG("i810_swap_bufs\n");
 
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_swap_buf called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
 
        i810_dma_dispatch_swap( dev );
        return 0;
@@ -1153,13 +1136,10 @@ int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
        drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
                                        dev_priv->sarea_priv;
 
-       if (copy_from_user(&d, (drm_i810_dma_t *)arg, sizeof(d)))
+       if (copy_from_user(&d, (drm_i810_dma_t __user *)arg, sizeof(d)))
                return -EFAULT;
 
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_dma called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
 
        d.granted = 0;
 
@@ -1168,7 +1148,7 @@ int i810_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
        DRM_DEBUG("i810_dma: %d returning %d, granted = %d\n",
                  current->pid, retcode, d.granted);
 
-       if (copy_to_user((drm_dma_t *)arg, &d, sizeof(d)))
+       if (copy_to_user((drm_dma_t __user *)arg, &d, sizeof(d)))
                return -EFAULT;
        sarea_priv->last_dispatch = (int) hw_status[5];
 
@@ -1266,14 +1246,10 @@ int i810_dma_mc(struct inode *inode, struct file *filp,
                dev_priv->sarea_priv;
        drm_i810_mc_t mc;
 
-       if (copy_from_user(&mc, (drm_i810_mc_t *)arg, sizeof(mc)))
+       if (copy_from_user(&mc, (drm_i810_mc_t __user *)arg, sizeof(mc)))
                return -EFAULT;
 
-
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_dma_mc called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
 
        if (mc.idx >= dma->buf_count || mc.idx < 0)
                return -EINVAL;
@@ -1309,7 +1285,7 @@ int i810_ov0_info(struct inode *inode, struct file *filp,
 
        data.offset = dev_priv->overlay_offset;
        data.physical = dev_priv->overlay_physical;
-       if (copy_to_user((drm_i810_overlay_t *)arg,&data,sizeof(data)))
+       if (copy_to_user((drm_i810_overlay_t __user *)arg,&data,sizeof(data)))
                return -EFAULT;
        return 0;
 }
@@ -1321,10 +1297,8 @@ int i810_fstatus(struct inode *inode, struct file *filp,
        drm_device_t *dev = priv->dev;
        drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
 
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_fstatus called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
+
        return I810_READ(0x30008);
 }
 
@@ -1335,10 +1309,7 @@ int i810_ov0_flip(struct inode *inode, struct file *filp,
        drm_device_t *dev = priv->dev;
        drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
 
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_ov0_flip called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
 
        //Tell the overlay to update
        I810_WRITE(0x30000,dev_priv->overlay_physical | 0x80000000);
@@ -1380,10 +1351,7 @@ int i810_flip_bufs(struct inode *inode, struct file *filp,
 
        DRM_DEBUG("%s\n", __FUNCTION__);
 
-       if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
-               DRM_ERROR("i810_flip_buf called without lock held\n");
-               return -EINVAL;
-       }
+       LOCK_TEST_WITH_RETURN(dev, filp);
 
        if (!dev_priv->page_flipping) 
                i810_do_init_pageflip( dev );
@@ -1391,3 +1359,21 @@ int i810_flip_bufs(struct inode *inode, struct file *filp,
        i810_dma_dispatch_flip( dev );
        return 0;
 }
+
+void i810_driver_pretakedown(drm_device_t *dev)
+{
+       i810_dma_cleanup( dev );
+}
+
+void i810_driver_release(drm_device_t *dev, struct file *filp)
+{
+       i810_reclaim_buffers(dev, filp);
+}
+
+int i810_driver_dma_quiescent(drm_device_t *dev)
+{
+       i810_dma_quiescent( dev );
+       return 0;
+}
+
+