ucc_geth: Fix interrupt coalescing size and alignment

The rx interrupt coalescing table alignment was "guessed" to be 4,
but should be 64. The size should be 8 * number of queues + 4.
Verified in the MPC8323E manual.

Signed-off-by: Michael Barkowski <Michael.Barkowski@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 60be1e775380..1a16ab20b39e 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -2958,8 +2958,8 @@ static int ucc_geth_startup(struct ucc_geth_private *ugeth)
         /* Size varies with number of Rx queues */
         ugeth->rx_irq_coalescing_tbl_offset =
             qe_muram_alloc(ug_info->numQueuesRx *
-                           sizeof(struct ucc_geth_rx_interrupt_coalescing_entry),
-                           UCC_GETH_RX_INTERRUPT_COALESCING_ALIGNMENT);
+                           sizeof(struct ucc_geth_rx_interrupt_coalescing_entry)
+                           + 4, UCC_GETH_RX_INTERRUPT_COALESCING_ALIGNMENT);
         if (IS_MURAM_ERR(ugeth->rx_irq_coalescing_tbl_offset)) {
                 ugeth_err
                     ("%s: Can not allocate DPRAM memory for"