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authorBen Hutchings <bhutchings@solarflare.com>2011-05-16 17:32:39 +0100
committerBen Hutchings <bhutchings@solarflare.com>2011-05-16 17:35:19 +0100
commit602a5322a7a1b6b005cb50d423939bb7a8782838 (patch)
tree5372533d075ea2a13ab29b249024b50a8dccdc78 /drivers/net/sfc/efx.c
parent47a8467cc0907e2fd3e6f4d02465dfb64494133e (diff)
sfc: Fix TX queue numbering when separate_tx_channels=1
This option appears to have been broken by commit 8313aca38b3937947fffebca6e34bac8e24300c8 ('sfc: Allocate each channel separately, along with its RX and TX queues'). Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'drivers/net/sfc/efx.c')
-rw-r--r--drivers/net/sfc/efx.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 38a55e9e89e4..796c47e03f65 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -1319,8 +1319,20 @@ static void efx_remove_interrupts(struct efx_nic *efx)
static void efx_set_channels(struct efx_nic *efx)
{
+ struct efx_channel *channel;
+ struct efx_tx_queue *tx_queue;
+
efx->tx_channel_offset =
separate_tx_channels ? efx->n_channels - efx->n_tx_channels : 0;
+
+ /* We need to adjust the TX queue numbers if we have separate
+ * RX-only and TX-only channels.
+ */
+ efx_for_each_channel(channel, efx) {
+ efx_for_each_channel_tx_queue(tx_queue, channel)
+ tx_queue->queue -= (efx->tx_channel_offset *
+ EFX_TXQ_TYPES);
+ }
}
static int efx_probe_nic(struct efx_nic *efx)