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authorSamuel Ortiz <samuel@sortiz.org>2006-09-27 22:50:06 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-28 18:02:54 -0700
commitfebac9b93724f3ee293e7e5450043ae28e61531a (patch)
tree4671a821410ffa228d8b6aac8457c444e0dbac9e /drivers/net
parent895de090d4302a02a77cdf366fc6e54fc2001857 (diff)
downloadop-kernel-dev-febac9b93724f3ee293e7e5450043ae28e61531a.zip
op-kernel-dev-febac9b93724f3ee293e7e5450043ae28e61531a.tar.gz
[IrDA] stir4200: removing undocumented bits handling
FIFOCTL_RXERR and FIFOCTL_TXERR are undocumented bits, according to the Sigmatel datasheet. We should thus not take any assumption on their values and semantics. Problem spotted by andrzej zaborowski <balrogg@gmail.com> Signed-off-by: Samuel Ortiz <samuel@sortiz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/irda/stir4200.c15
1 files changed, 0 insertions, 15 deletions
diff --git a/drivers/net/irda/stir4200.c b/drivers/net/irda/stir4200.c
index d61b208..12103c9 100644
--- a/drivers/net/irda/stir4200.c
+++ b/drivers/net/irda/stir4200.c
@@ -149,8 +149,6 @@ enum StirFifoCtlMask {
FIFOCTL_DIR = 0x10,
FIFOCTL_CLR = 0x08,
FIFOCTL_EMPTY = 0x04,
- FIFOCTL_RXERR = 0x02,
- FIFOCTL_TXERR = 0x01,
};
enum StirDiagMask {
@@ -615,19 +613,6 @@ static int fifo_txwait(struct stir_cb *stir, int space)
pr_debug("fifo status 0x%lx count %lu\n", status, count);
- /* error when receive/transmit fifo gets confused */
- if (status & FIFOCTL_RXERR) {
- stir->stats.rx_fifo_errors++;
- stir->stats.rx_errors++;
- break;
- }
-
- if (status & FIFOCTL_TXERR) {
- stir->stats.tx_fifo_errors++;
- stir->stats.tx_errors++;
- break;
- }
-
/* is fifo receiving already, or empty */
if (!(status & FIFOCTL_DIR)
|| (status & FIFOCTL_EMPTY))
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