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author | Ingo Molnar <mingo@elte.hu> | 2009-10-17 11:58:25 +0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-10-17 11:58:25 +0400 |
commit | bb3c3e807140816b5f5fd4840473ee52a916ad4f (patch) | |
tree | 9e8a69d266a7df86ca16177eefffab4b4e910753 /drivers/isdn/gigaset/asyncdata.c | |
parent | 595c36490deb49381dc51231a3d5e6b66786ed27 (diff) | |
parent | 012abeea669ea49636cf952d13298bb68654146a (diff) | |
download | linux-bb3c3e807140816b5f5fd4840473ee52a916ad4f.tar.xz |
Merge commit 'v2.6.32-rc5' into perf/probes
Conflicts:
kernel/trace/trace_event_profile.c
Merge reason: update to -rc5 and resolve conflict.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/isdn/gigaset/asyncdata.c')
-rw-r--r-- | drivers/isdn/gigaset/asyncdata.c | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/drivers/isdn/gigaset/asyncdata.c b/drivers/isdn/gigaset/asyncdata.c index 234cc5d53312..44a58e6f8f65 100644 --- a/drivers/isdn/gigaset/asyncdata.c +++ b/drivers/isdn/gigaset/asyncdata.c @@ -334,7 +334,14 @@ static inline int iraw_loop(unsigned char c, unsigned char *src, int numbytes, return startbytes - numbytes; } -/* process a block of data received from the device +/** + * gigaset_m10x_input() - process a block of data received from the device + * @inbuf: received data and device descriptor structure. + * + * Called by hardware module {ser,usb}_gigaset with a block of received + * bytes. Separates the bytes received over the serial data channel into + * user data and command replies (locked/unlocked) according to the + * current state of the interface. */ void gigaset_m10x_input(struct inbuf_t *inbuf) { @@ -543,16 +550,17 @@ static struct sk_buff *iraw_encode(struct sk_buff *skb, int head, int tail) return iraw_skb; } -/* gigaset_send_skb - * called by common.c to queue an skb for sending - * and start transmission if necessary - * parameters: - * B Channel control structure - * skb +/** + * gigaset_m10x_send_skb() - queue an skb for sending + * @bcs: B channel descriptor structure. + * @skb: data to send. + * + * Called by i4l.c to encode and queue an skb for sending, and start + * transmission if necessary. + * * Return value: - * number of bytes accepted for sending - * (skb->len if ok, 0 if out of buffer space) - * or error code (< 0, eg. -EINVAL) + * number of bytes accepted for sending (skb->len) if ok, + * error code < 0 (eg. -ENOMEM) on error */ int gigaset_m10x_send_skb(struct bc_state *bcs, struct sk_buff *skb) { |