sfc/siena: fix TX channel offset when using legacy interrupts

[ Upstream commit 974bb793aded499491246f6f9826e26c2b127320 ]

As in previous commit for sfc, fix TX channels offset when
efx_siena_separate_tx_channels is false (the default)

Fixes: 25bde571b4a8 ("sfc/siena: fix wrong tx channel offset with efx_separate_tx_channels")
Reported-by: Tianhao Zhao <tizhao@redhat.com>
Signed-off-by: Íñigo Huguet <ihuguet@redhat.com>
Link: https://lore.kernel.org/r/20220915141653.15504-1-ihuguet@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/net/ethernet/sfc/siena/efx_channels.c b/drivers/net/ethernet/sfc/siena/efx_channels.c
index 017212a40df388ecfc6d119f5808545c3c249779..f54ebd007286826bf2bf25742c37e192d1c37d7c 100644 (file)
--- a/drivers/net/ethernet/sfc/siena/efx_channels.c
+++ b/drivers/net/ethernet/sfc/siena/efx_channels.c
@@ -320,7 +320,7 @@ int efx_siena_probe_interrupts(struct efx_nic *efx)
                efx->n_channels = 1 + (efx_siena_separate_tx_channels ? 1 : 0);
                efx->n_rx_channels = 1;
                efx->n_tx_channels = 1;
                efx->n_channels = 1 + (efx_siena_separate_tx_channels ? 1 : 0);
                efx->n_rx_channels = 1;
                efx->n_tx_channels = 1;

-               efx->tx_channel_offset = 1;
+               efx->tx_channel_offset = efx_siena_separate_tx_channels ? 1 : 0;

                efx->n_xdp_channels = 0;
                efx->xdp_channel_offset = efx->n_channels;
                efx->legacy_irq = efx->pci_dev->irq;
                efx->n_xdp_channels = 0;
                efx->xdp_channel_offset = efx->n_channels;
                efx->legacy_irq = efx->pci_dev->irq;