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path: root/drivers/net/ethernet/freescale
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Diffstat (limited to 'drivers/net/ethernet/freescale')
-rw-r--r--drivers/net/ethernet/freescale/fman/fman_port.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/fman/fman_port.c b/drivers/net/ethernet/freescale/fman/fman_port.c
index ce6e24c74978..ecbf6187e13a 100644
--- a/drivers/net/ethernet/freescale/fman/fman_port.c
+++ b/drivers/net/ethernet/freescale/fman/fman_port.c
@@ -324,6 +324,10 @@ struct fman_port_qmi_regs {
#define HWP_HXS_PHE_REPORT 0x00000800
#define HWP_HXS_PCAC_PSTAT 0x00000100
#define HWP_HXS_PCAC_PSTOP 0x00000001
+#define HWP_HXS_TCP_OFFSET 0xA
+#define HWP_HXS_UDP_OFFSET 0xB
+#define HWP_HXS_SH_PAD_REM 0x80000000
+
struct fman_port_hwp_regs {
struct {
u32 ssa; /* Soft Sequence Attachment */
@@ -728,6 +732,10 @@ static void init_hwp(struct fman_port *port)
iowrite32be(0xffffffff, &regs->pmda[i].lcv);
}
+ /* Short packet padding removal from checksum calculation */
+ iowrite32be(HWP_HXS_SH_PAD_REM, &regs->pmda[HWP_HXS_TCP_OFFSET].ssa);
+ iowrite32be(HWP_HXS_SH_PAD_REM, &regs->pmda[HWP_HXS_UDP_OFFSET].ssa);
+
start_port_hwp(port);
}