diff options
Diffstat (limited to 'linux-core/i810_dma.c')
| -rw-r--r-- | linux-core/i810_dma.c | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/linux-core/i810_dma.c b/linux-core/i810_dma.c index a2899b5f..f4eef3a3 100644 --- a/linux-core/i810_dma.c +++ b/linux-core/i810_dma.c @@ -37,6 +37,7 @@ #include "i810_drm.h" #include "i810_drv.h" #include <linux/interrupt.h> /* For task queue support */ +#include <linux/delay.h> #define I810_BUF_FREE 2 #define I810_BUF_CLIENT 1 @@ -129,14 +130,14 @@ 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), - mmap: i810_mmap_buffers, - read: DRM(read), - fasync: DRM(fasync), - poll: DRM(poll), + .open = DRM(open), + .flush = DRM(flush), + .release = DRM(release), + .ioctl = DRM(ioctl), + .mmap = i810_mmap_buffers, + .read = DRM(read), + .fasync = DRM(fasync), + .poll = DRM(poll), }; int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma) @@ -270,20 +271,24 @@ static unsigned long i810_alloc_page(drm_device_t *dev) if(address == 0UL) return 0; -#if LINUX_VERSION_CODE < 0x020500 +#if LINUX_VERSION_CODE < 0x020409 atomic_inc(&virt_to_page(address)->count); set_bit(PG_locked, &virt_to_page(address)->flags); #else get_page(virt_to_page(address)); +#if LINUX_VERSION_CODE < 0x020500 + LockPage(virt_to_page(address)); +#else SetPageLocked(virt_to_page(address)); #endif +#endif return address; } static void i810_free_page(drm_device_t *dev, unsigned long page) { if (page) { -#if LINUX_VERSION_CODE < 0x020500 +#if LINUX_VERSION_CODE < 0x020409 atomic_dec(&virt_to_page(page)->count); clear_bit(PG_locked, &virt_to_page(page)->flags); wake_up(&virt_to_page(page)->wait); @@ -337,8 +342,6 @@ static int i810_wait_ring(drm_device_t *dev, int n) end = jiffies + (HZ*3); while (ring->space < n) { - int i; - ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR; ring->space = ring->head - (ring->tail+8); if (ring->space < 0) ring->space += ring->Size; |