This commit was manufactured by cvs2svn to create tag

[linux-2.6.git] / drivers / media / video / cpia.c

diff --git a/drivers/media/video/cpia.c b/drivers/media/video/cpia.c
index f320675..84ad0be 100644 (file)
--- a/drivers/media/video/cpia.c
+++ b/drivers/media/video/cpia.c
@@ -37,7 +37,6 @@
 #include <linux/proc_fs.h>
 #include <linux/ctype.h>
 #include <linux/pagemap.h>
-#include <linux/delay.h>
 #include <asm/io.h>
 #include <asm/semaphore.h>
 
@@ -216,6 +215,20 @@ static void set_flicker(struct cam_params *params, volatile u32 *command_flags,
  * Memory management
  *
  **********************************************************************/
+
+/* Here we want the physical address of the memory.
+ * This is used when initializing the contents of the area.
+ */
+static inline unsigned long kvirt_to_pa(unsigned long adr)
+{
+       unsigned long kva, ret;
+
+       kva = (unsigned long) page_address(vmalloc_to_page((void *)adr));
+       kva |= adr & (PAGE_SIZE-1); /* restore the offset */
+       ret = __pa(kva);
+       return ret;
+}
+
 static void *rvmalloc(unsigned long size)
 {
        void *mem;
@@ -2873,7 +2886,9 @@ static int fetch_frame(void *data)
                                cond_resched();
 
                                /* sleep for 10 ms, hopefully ;) */
-                               msleep_interruptible(10);
+                               current->state = TASK_INTERRUPTIBLE;
+
+                               schedule_timeout(10*HZ/1000);
                                if (signal_pending(current))
                                        return -EINTR;
 
@@ -2936,7 +2951,8 @@ static int fetch_frame(void *data)
                                           CPIA_GRAB_SINGLE, 0, 0, 0);
                                /* FIXME: Trial & error - need up to 70ms for
                                   the grab mode change to complete ? */
-                               msleep_interruptible(70);
+                               current->state = TASK_INTERRUPTIBLE;
+                               schedule_timeout(70*HZ / 1000);
                                if (signal_pending(current))
                                        return -EINTR;
                        }
@@ -2987,7 +3003,8 @@ static int goto_high_power(struct cam_data *cam)
 {
        if (do_command(cam, CPIA_COMMAND_GotoHiPower, 0, 0, 0, 0))
                return -EIO;
-       msleep_interruptible(40);       /* windows driver does it too */
+       current->state = TASK_INTERRUPTIBLE;
+       schedule_timeout(40*HZ/1000);   /* windows driver does it too */
        if(signal_pending(current))
                return -EINTR;
        if (do_command(cam, CPIA_COMMAND_GetCameraStatus, 0, 0, 0, 0))
@@ -3057,8 +3074,10 @@ static int set_camera_state(struct cam_data *cam)
        
        /* Wait 6 frames for the sensor to get all settings and
           AEC/ACB to settle */
-       msleep_interruptible(6*(cam->params.sensorFps.baserate ? 33 : 40) *
-                              (1 << cam->params.sensorFps.divisor) + 10);
+       current->state = TASK_INTERRUPTIBLE;
+       schedule_timeout((6*(cam->params.sensorFps.baserate ? 33 : 40) *
+                           (1 << cam->params.sensorFps.divisor) + 10) *
+                        HZ / 1000);
 
        if(signal_pending(current))
                return -EINTR;
@@ -3781,8 +3800,8 @@ static int cpia_mmap(struct file *file, struct vm_area_struct *vma)
 
        pos = (unsigned long)(cam->frame_buf);
        while (size > 0) {
-               page = vmalloc_to_pfn((void *)pos);
-               if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) {
+               page = kvirt_to_pa(pos);
+               if (remap_page_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) {
                        up(&cam->busy_lock);
                        return -EAGAIN;
                }