* [PATCH] Technisat SkyStar USB HD,(DVB-S/S2) too much URBs for arm devices
@ 2015-07-18 7:15 Christian Löpke
0 siblings, 0 replies; only message in thread
From: Christian Löpke @ 2015-07-18 7:15 UTC (permalink / raw)
To: linux-media; +Cc: pboettcher
Using 8 URBs results in a consecutive buffer allocation of too much
memory for some arm devices.
As we use isochronuous transfers the number of URBs can be reduced
without risking data-loss.
Signed-off-by: Christian Loepke <loepke@edfritsch.de>
--- linux/drivers/media/usb/dvb-usb/technisat-usb2.orig.c
+++ linux/drivers/media/usb/dvb-usb/technisat-usb2.c
@@ -707,7 +707,7 @@
.stream = {
.type = USB_ISOC,
- .count = 8,
+ .count = 4,
.endpoint = 0x2,
.u = {
.isoc = {
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2015-07-18 7:15 [PATCH] Technisat SkyStar USB HD,(DVB-S/S2) too much URBs for arm devices Christian Löpke
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