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path: root/drivers/media/video/pvrusb2/pvrusb2-hdw.c
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Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-hdw.c')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-hdw.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index 94cb0a76e77..ae36948c6c1 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -1875,6 +1875,15 @@ struct pvr2_hdw *pvr2_hdw_create(struct usb_interface *intf,
cptr = hdw->controls + idx;
cptr->info = control_defs+idx;
}
+
+ /* Ensure that default input choice is a valid one. */
+ m = hdw->input_avail_mask;
+ if (m) for (idx = 0; idx < (sizeof(m) << 3); idx++) {
+ if (!((1 << idx) & m)) continue;
+ hdw->input_val = idx;
+ break;
+ }
+
/* Define and configure additional controls from cx2341x module. */
hdw->mpeg_ctrl_info = kzalloc(
sizeof(*(hdw->mpeg_ctrl_info)) * MPEGDEF_COUNT, GFP_KERNEL);