diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-03-19 13:41:24 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-03-19 13:41:24 -0300 |
commit | 9ce28d827f74d0acdd058bded8bab5309b0f5c8f (patch) | |
tree | 634f22e8df9c7fd3966b3639e3e997436751ca50 /drivers/rapidio/devices/tsi721.c | |
parent | f074ff92b5b26f3a559fab1203c36e140ea8d067 (diff) | |
parent | c16fa4f2ad19908a47c63d8fa436a1178438c7e7 (diff) |
Merge tag 'v3.3' into staging/for_v3.4
* tag 'v3.3': (1646 commits)
Linux 3.3
Don't limit non-nested epoll paths
netfilter: ctnetlink: fix race between delete and timeout expiration
ipv6: Don't dev_hold(dev) in ip6_mc_find_dev_rcu.
nilfs2: fix NULL pointer dereference in nilfs_load_super_block()
nilfs2: clamp ns_r_segments_percentage to [1, 99]
afs: Remote abort can cause BUG in rxrpc code
afs: Read of file returns EBADMSG
C6X: remove dead code from entry.S
wimax/i2400m: fix erroneous NETDEV_TX_BUSY use
net/hyperv: fix erroneous NETDEV_TX_BUSY use
net/usbnet: reserve headroom on rx skbs
bnx2x: fix memory leak in bnx2x_init_firmware()
bnx2x: fix a crash on corrupt firmware file
sch_sfq: revert dont put new flow at the end of flows
ipv6: fix icmp6_dst_alloc()
MAINTAINERS: Add Serge as maintainer of capabilities
drivers/video/backlight/s6e63m0.c: fix corruption storing gamma mode
MAINTAINERS: add entry for exynos mipi display drivers
MAINTAINERS: fix link to Gustavo Padovans tree
...
Diffstat (limited to 'drivers/rapidio/devices/tsi721.c')
-rw-r--r-- | drivers/rapidio/devices/tsi721.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c index 691b1ab1a3d..30d2072f480 100644 --- a/drivers/rapidio/devices/tsi721.c +++ b/drivers/rapidio/devices/tsi721.c @@ -410,13 +410,14 @@ static void tsi721_db_dpc(struct work_struct *work) */ mport = priv->mport; - wr_ptr = ioread32(priv->regs + TSI721_IDQ_WP(IDB_QUEUE)); - rd_ptr = ioread32(priv->regs + TSI721_IDQ_RP(IDB_QUEUE)); + wr_ptr = ioread32(priv->regs + TSI721_IDQ_WP(IDB_QUEUE)) % IDB_QSIZE; + rd_ptr = ioread32(priv->regs + TSI721_IDQ_RP(IDB_QUEUE)) % IDB_QSIZE; while (wr_ptr != rd_ptr) { idb_entry = (u64 *)(priv->idb_base + (TSI721_IDB_ENTRY_SIZE * rd_ptr)); rd_ptr++; + rd_ptr %= IDB_QSIZE; idb.msg = *idb_entry; *idb_entry = 0; |