[media] V4L2: OMAP: VOUT: isr handling extended for DPI and HDMI interface
authorAmber Jain <amber@ti.com>
Thu, 2 Jun 2011 05:30:10 +0000 (02:30 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Wed, 27 Jul 2011 20:56:06 +0000 (17:56 -0300)
Extending the omap vout isr handling for:
- HDMI interface.

These are the new interfaces added to OMAP4 DSS.

Signed-off-by: Amber Jain <amber@ti.com>
Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/video/omap/omap_vout.c

index 56b22b9356a5d0410a9d45ed8ceadee1b01cd153..d6cdf6fda4d14e31977ab1f547ff181f2e1647e0 100644 (file)
@@ -546,10 +546,20 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus)
 
        spin_lock(&vout->vbq_lock);
        do_gettimeofday(&timevalue);
-       if (cur_display->type == OMAP_DISPLAY_TYPE_DPI) {
-               if (!(irqstatus & DISPC_IRQ_VSYNC))
-                       goto vout_isr_err;
 
+       if (cur_display->type != OMAP_DISPLAY_TYPE_VENC) {
+               switch (cur_display->type) {
+               case OMAP_DISPLAY_TYPE_DPI:
+                       if (!(irqstatus & (DISPC_IRQ_VSYNC | DISPC_IRQ_VSYNC2)))
+                               goto vout_isr_err;
+                       break;
+               case OMAP_DISPLAY_TYPE_HDMI:
+                       if (!(irqstatus & DISPC_IRQ_EVSYNC_EVEN))
+                               goto vout_isr_err;
+                       break;
+               default:
+                       goto vout_isr_err;
+               }
                if (!vout->first_int && (vout->cur_frm != vout->next_frm)) {
                        vout->cur_frm->ts = timevalue;
                        vout->cur_frm->state = VIDEOBUF_DONE;
@@ -573,7 +583,7 @@ static void omap_vout_isr(void *arg, unsigned int irqstatus)
                ret = omapvid_init(vout, addr);
                if (ret)
                        printk(KERN_ERR VOUT_NAME
-                                       "failed to set overlay info\n");
+                               "failed to set overlay info\n");
                /* Enable the pipeline and set the Go bit */
                ret = omapvid_apply_changes(vout);
                if (ret)
@@ -943,7 +953,7 @@ static int omap_vout_release(struct file *file)
                u32 mask = 0;
 
                mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_EVEN |
-                       DISPC_IRQ_EVSYNC_ODD;
+                       DISPC_IRQ_EVSYNC_ODD | DISPC_IRQ_VSYNC2;
                omap_dispc_unregister_isr(omap_vout_isr, vout, mask);
                vout->streaming = 0;
 
@@ -1614,7 +1624,8 @@ static int vidioc_streamon(struct file *file, void *fh, enum v4l2_buf_type i)
        addr = (unsigned long) vout->queued_buf_addr[vout->cur_frm->i]
                + vout->cropped_offset;
 
-       mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD;
+       mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD
+               | DISPC_IRQ_VSYNC2;
 
        omap_dispc_register_isr(omap_vout_isr, vout, mask);
 
@@ -1664,7 +1675,8 @@ static int vidioc_streamoff(struct file *file, void *fh, enum v4l2_buf_type i)
                return -EINVAL;
 
        vout->streaming = 0;
-       mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD;
+       mask = DISPC_IRQ_VSYNC | DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD
+               | DISPC_IRQ_VSYNC2;
 
        omap_dispc_unregister_isr(omap_vout_isr, vout, mask);