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authorHans Verkuil <hans.verkuil@cisco.com>2015-11-30 14:47:00 -0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-12-18 13:37:12 -0200
commitecc2fe20e63a21b7db23065ff061b66fbc08e08b (patch)
tree930ca5933ceb2ad08bb61c04ce420e12df37625a /drivers/media
parent6c43a2178e02d41c89b93025257317d299b9e4a4 (diff)
downloadlwn-ecc2fe20e63a21b7db23065ff061b66fbc08e08b.tar.gz
lwn-ecc2fe20e63a21b7db23065ff061b66fbc08e08b.zip
[media] cx23885: video instead of vbi register used
The VID_A_GPCNT register is for video, not vbi. Read from the right register and don't write to the video register. Based upon Devin's initial patch made for an older kernel which I cleaned up and rebased. Thanks to Kernel Labs for that work. Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/pci/cx23885/cx23885-vbi.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/media/pci/cx23885/cx23885-vbi.c b/drivers/media/pci/cx23885/cx23885-vbi.c
index cf3cb1324c55..ab36d12e6ec7 100644
--- a/drivers/media/pci/cx23885/cx23885-vbi.c
+++ b/drivers/media/pci/cx23885/cx23885-vbi.c
@@ -83,7 +83,7 @@ int cx23885_vbi_irq(struct cx23885_dev *dev, u32 status)
if (status & VID_BC_MSK_VBI_RISCI1) {
dprintk(1, "%s() VID_BC_MSK_VBI_RISCI1\n", __func__);
spin_lock(&dev->slock);
- count = cx_read(VID_A_GPCNT);
+ count = cx_read(VBI_A_GPCNT);
cx23885_video_wakeup(dev, &dev->vbiq, count);
spin_unlock(&dev->slock);
handled++;
@@ -103,7 +103,6 @@ static int cx23885_start_vbi_dma(struct cx23885_dev *dev,
VBI_LINE_LENGTH, buf->risc.dma);
/* reset counter */
- cx_write(VID_A_GPCNT_CTL, 3);
cx_write(VID_A_VBI_CTRL, 3);
cx_write(VBI_A_GPCNT_CTL, 3);
q->count = 0;