[PATCH] zr36120: implement pcipci checks

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Again depends on the PCIAGP_FAIL patch for a define. Someone with more
card knowledge should look at the ALIMAGIK case and whether latency can
be safely to set to 0xA or so.

Signed-off-by: Alan Cox <[email protected]>

diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.18-rc6-mm1/drivers/media/video/zr36120.c linux-2.6.18-rc6-mm1/drivers/media/video/zr36120.c
--- linux.vanilla-2.6.18-rc6-mm1/drivers/media/video/zr36120.c	2006-09-11 11:02:17.000000000 +0100
+++ linux-2.6.18-rc6-mm1/drivers/media/video/zr36120.c	2006-09-13 12:04:33.000000000 +0100
@@ -987,6 +987,8 @@
 			 VID_TYPE_SCALES;
 		if (ztv->have_tuner)
 			c.type |= VID_TYPE_TUNER;
+		if (pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL))
+			c.type &= ~VID_TYPE_OVERLAY;
 		if (ztv->have_decoder) {
 			c.channels = ztv->card->video_inputs;
 			c.audios = ztv->card->audio_inputs;
@@ -1284,6 +1286,8 @@
 		struct video_buffer v;
 		if(!capable(CAP_SYS_ADMIN))
 			return -EPERM;
+		if (pcipci_problems & (PCIPCI_FAIL|PCIAGP_FAIL))
+			return -ENXIO;
 		if (copy_from_user(&v, arg,sizeof(v)))
 			return -EFAULT;
 		DEBUG(printk(CARD_DEBUG "VIDIOCSFBUF(%p,%d,%d,%d,%d)\n",CARD,v.base, v.width,v.height,v.depth,v.bytesperline));

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