renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-22 12:14:01 +08:00
Code

[media] V4L2: OMAP: VOUT: isr handling extended for DPI and HDMI interface

Browse Source 
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>
This commit is contained in:
Amber Jain 2011-06-02 02:30:10 -03:00 committed by Mauro Carvalho Chehab
parent 445e258fa2
commit 5251dd6c07
1 changed files with 19 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
drivers/media/video/omap/omap_vout.c
View 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);