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| author | Pierre Willenbrock | 2007-03-15 17:24:29 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab | 2007-04-27 20:44:54 +0200 |
| commit | 59069e53a27605d14a1a693683a45de837ee7521 (patch) | |
| tree | 2b0a1ac5799638a8565082a32cc15b5cf0fc14ca /drivers/media/dvb/dvb-usb/m920x.c | |
| parent | V4L/DVB (5448): M920x: rename megasky_identify_state to m920x_identify_state (diff) | |
| download | kernel-qcow2-linux-59069e53a27605d14a1a693683a45de837ee7521.tar.gz kernel-qcow2-linux-59069e53a27605d14a1a693683a45de837ee7521.tar.xz kernel-qcow2-linux-59069e53a27605d14a1a693683a45de837ee7521.zip | |
V4L/DVB (5449): M920x: add error messages for debugging purposes
Signed-off-by: Pierre Willenbrock <pierre@pirsoft.dnsalias.org>
Signed-off-by: Aapo Tahkola <aet@rasterburn.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb/dvb-usb/m920x.c')
| -rw-r--r-- | drivers/media/dvb/dvb-usb/m920x.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/media/dvb/dvb-usb/m920x.c b/drivers/media/dvb/dvb-usb/m920x.c index 485ea5ca5aeb..fd6583bed335 100644 --- a/drivers/media/dvb/dvb-usb/m920x.c +++ b/drivers/media/dvb/dvb-usb/m920x.c @@ -47,11 +47,15 @@ static inline int m9206_read(struct usb_device *udev, u8 request, u16 value,\ ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), request, USB_TYPE_VENDOR | USB_DIR_IN, value, index, data, size, 2000); - if (ret < 0) + if (ret < 0) { + printk(KERN_INFO "m920x_read = error: %d\n", ret); return ret; + } - if (ret != size) + if (ret != size) { + deb_rc("m920x_read = no data\n"); return -EIO; + } return 0; } @@ -64,6 +68,7 @@ static inline int m9206_write(struct usb_device *udev, u8 request, ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), request, USB_TYPE_VENDOR | USB_DIR_OUT, value, index, NULL, 0, 2000); + return ret; } @@ -323,6 +328,7 @@ static int m9206_firmware_download(struct usb_device *udev, i += size; } if (i != fw->size) { + deb_rc("bad firmware file!\n"); ret = -EINVAL; goto done; } |