diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/rpm.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/af/rpm.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c index 4728ba34b0e3..76218f1cb459 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rpm.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rpm.c @@ -506,6 +506,7 @@ u32 rpm2_get_lmac_fifo_len(void *rpmd, int lmac_id) rpm_t *rpm = rpmd; u8 num_lmacs; u32 fifo_len; + u16 max_lmac; lmac_info = rpm_read(rpm, 0, RPM2_CMRX_RX_LMACS); /* LMACs are divided into two groups and each group @@ -513,7 +514,11 @@ u32 rpm2_get_lmac_fifo_len(void *rpmd, int lmac_id) * Group0 lmac_id range {0..3} * Group1 lmac_id range {4..7} */ - fifo_len = rpm->mac_ops->fifo_len / 2; + max_lmac = (rpm_read(rpm, 0, CGX_CONST) >> 24) & 0xFF; + if (max_lmac > 4) + fifo_len = rpm->mac_ops->fifo_len / 2; + else + fifo_len = rpm->mac_ops->fifo_len; if (lmac_id < 4) { num_lmacs = hweight8(lmac_info & 0xF); |