sfc: Remove initialisation of RX_FILTER_CTL_REG.NUM_KER

We have long since given up doing RSS on Falcon A1 and therefore we
would always write the default value of 0.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index 03194d6..bfae082 100644 (file)
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -2780,19 +2780,14 @@ int falcon_init_nic(struct efx_nic *efx)
        EFX_INVERT_OWORD(temp);
        falcon_write(efx, &temp, FATAL_INTR_REG_KER);
 
-       /* Set number of RSS queues for receive path. */
-       falcon_read(efx, &temp, RX_FILTER_CTL_REG);
-       if (falcon_rev(efx) >= FALCON_REV_B0)
-               EFX_SET_OWORD_FIELD(temp, NUM_KER, 0);
-       else
-               EFX_SET_OWORD_FIELD(temp, NUM_KER, efx->n_rx_queues - 1);
        if (EFX_WORKAROUND_7244(efx)) {
+               falcon_read(efx, &temp, RX_FILTER_CTL_REG);
                EFX_SET_OWORD_FIELD(temp, UDP_FULL_SRCH_LIMIT, 8);
                EFX_SET_OWORD_FIELD(temp, UDP_WILD_SRCH_LIMIT, 8);
                EFX_SET_OWORD_FIELD(temp, TCP_FULL_SRCH_LIMIT, 8);
                EFX_SET_OWORD_FIELD(temp, TCP_WILD_SRCH_LIMIT, 8);
+               falcon_write(efx, &temp, RX_FILTER_CTL_REG);
        }
-       falcon_write(efx, &temp, RX_FILTER_CTL_REG);
 
        falcon_setup_rss_indir_table(efx);