Linux-libre 4.2-gnu

1 files changed, 14 insertions, 2 deletions

diff --git a/drivers/media/common/b2c2/flexcop-hw-filter.c b/drivers/media/common/b2c2/flexcop-hw-filter.c
index 77e45475f..822025790 100644
--- a/drivers/media/common/b2c2/flexcop-hw-filter.c
+++ b/drivers/media/common/b2c2/flexcop-hw-filter.c
@@ -117,6 +117,10 @@ static void flexcop_pid_control(struct flexcop_device *fc,
 	deb_ts("setting pid: %5d %04x at index %d '%s'\n",
 			pid, pid, index, onoff ? "on" : "off");
 
+	/* First 6 can be buggy - skip over them if option set */
+	if (fc->skip_6_hw_pid_filter)
+		index += 6;
+
 	/* We could use bit magic here to reduce source code size.
 	 * I decided against it, but to use the real register names */
 	switch (index) {
@@ -170,7 +174,10 @@ static int flexcop_toggle_fullts_streaming(struct flexcop_device *fc, int onoff)
 int flexcop_pid_feed_control(struct flexcop_device *fc,
 		struct dvb_demux_feed *dvbdmxfeed, int onoff)
 {
-	int max_pid_filter = 6 + fc->has_32_hw_pid_filter*32;
+	int max_pid_filter = 6;
+
+	max_pid_filter -= 6 * fc->skip_6_hw_pid_filter;
+	max_pid_filter += 32 * fc->has_32_hw_pid_filter;
 
 	fc->feedcount += onoff ? 1 : -1; /* the number of PIDs/Feed currently requested */
 	if (dvbdmxfeed->index >= max_pid_filter)
@@ -217,7 +224,12 @@ void flexcop_hw_filter_init(struct flexcop_device *fc)
 {
 	int i;
 	flexcop_ibi_value v;
-	for (i = 0; i < 6 + 32*fc->has_32_hw_pid_filter; i++)
+	int max_pid_filter = 6;
+
+	max_pid_filter -= 6 * fc->skip_6_hw_pid_filter;
+	max_pid_filter += 32 * fc->has_32_hw_pid_filter;
+
+	for (i = 0; i < max_pid_filter; i++)
 		flexcop_pid_control(fc, i, 0x1fff, 0);
 
 	flexcop_pid_group_filter(fc, 0, 0x1fe0);