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-rw-r--r--drivers/rapidio/devices/tsi721.c5
-rw-r--r--drivers/rapidio/devices/tsi721.h30
2 files changed, 18 insertions, 17 deletions
diff --git a/drivers/rapidio/devices/tsi721.c b/drivers/rapidio/devices/tsi721.c
index 691b1ab1a3d0..30d2072f480b 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;
diff --git a/drivers/rapidio/devices/tsi721.h b/drivers/rapidio/devices/tsi721.h
index 822e54c394d5..1c226b31af13 100644
--- a/drivers/rapidio/devices/tsi721.h
+++ b/drivers/rapidio/devices/tsi721.h
@@ -118,34 +118,34 @@
#define TSI721_IDB_ENTRY_SIZE 64
-#define TSI721_IDQ_CTL(x) (0x20000 + (x) * 1000)
+#define TSI721_IDQ_CTL(x) (0x20000 + (x) * 0x1000)
#define TSI721_IDQ_SUSPEND 0x00000002
#define TSI721_IDQ_INIT 0x00000001
-#define TSI721_IDQ_STS(x) (0x20004 + (x) * 1000)
+#define TSI721_IDQ_STS(x) (0x20004 + (x) * 0x1000)
#define TSI721_IDQ_RUN 0x00200000
-#define TSI721_IDQ_MASK(x) (0x20008 + (x) * 1000)
+#define TSI721_IDQ_MASK(x) (0x20008 + (x) * 0x1000)
#define TSI721_IDQ_MASK_MASK 0xffff0000
#define TSI721_IDQ_MASK_PATT 0x0000ffff
-#define TSI721_IDQ_RP(x) (0x2000c + (x) * 1000)
+#define TSI721_IDQ_RP(x) (0x2000c + (x) * 0x1000)
#define TSI721_IDQ_RP_PTR 0x0007ffff
-#define TSI721_IDQ_WP(x) (0x20010 + (x) * 1000)
+#define TSI721_IDQ_WP(x) (0x20010 + (x) * 0x1000)
#define TSI721_IDQ_WP_PTR 0x0007ffff
-#define TSI721_IDQ_BASEL(x) (0x20014 + (x) * 1000)
+#define TSI721_IDQ_BASEL(x) (0x20014 + (x) * 0x1000)
#define TSI721_IDQ_BASEL_ADDR 0xffffffc0
-#define TSI721_IDQ_BASEU(x) (0x20018 + (x) * 1000)
-#define TSI721_IDQ_SIZE(x) (0x2001c + (x) * 1000)
+#define TSI721_IDQ_BASEU(x) (0x20018 + (x) * 0x1000)
+#define TSI721_IDQ_SIZE(x) (0x2001c + (x) * 0x1000)
#define TSI721_IDQ_SIZE_VAL(size) (__fls(size) - 4)
#define TSI721_IDQ_SIZE_MIN 512
#define TSI721_IDQ_SIZE_MAX (512 * 1024)
-#define TSI721_SR_CHINT(x) (0x20040 + (x) * 1000)
-#define TSI721_SR_CHINTE(x) (0x20044 + (x) * 1000)
-#define TSI721_SR_CHINTSET(x) (0x20048 + (x) * 1000)
+#define TSI721_SR_CHINT(x) (0x20040 + (x) * 0x1000)
+#define TSI721_SR_CHINTE(x) (0x20044 + (x) * 0x1000)
+#define TSI721_SR_CHINTSET(x) (0x20048 + (x) * 0x1000)
#define TSI721_SR_CHINT_ODBOK 0x00000020
#define TSI721_SR_CHINT_IDBQRCV 0x00000010
#define TSI721_SR_CHINT_SUSP 0x00000008
@@ -156,7 +156,7 @@
#define TSI721_IBWIN_NUM 8
-#define TSI721_IBWINLB(x) (0x29000 + (x) * 20)
+#define TSI721_IBWINLB(x) (0x29000 + (x) * 0x20)
#define TSI721_IBWINLB_BA 0xfffff000
#define TSI721_IBWINLB_WEN 0x00000001
@@ -187,13 +187,13 @@
*/
#define TSI721_OBWIN_NUM TSI721_PC2SR_WINS
-#define TSI721_OBWINLB(x) (0x40000 + (x) * 20)
+#define TSI721_OBWINLB(x) (0x40000 + (x) * 0x20)
#define TSI721_OBWINLB_BA 0xffff8000
#define TSI721_OBWINLB_WEN 0x00000001
-#define TSI721_OBWINUB(x) (0x40004 + (x) * 20)
+#define TSI721_OBWINUB(x) (0x40004 + (x) * 0x20)
-#define TSI721_OBWINSZ(x) (0x40008 + (x) * 20)
+#define TSI721_OBWINSZ(x) (0x40008 + (x) * 0x20)
#define TSI721_OBWINSZ_SIZE 0x00001f00
#define TSI721_OBWIN_SIZE(size) (__fls(size) - 15)