sfc: Make efx_get_tx_queue() an inline function

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>

diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 711449c..c2dc9a5 100644 (file)
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -1266,27 +1266,18 @@ static void efx_remove_interrupts(struct efx_nic *efx)
        efx->legacy_irq = 0;
 }
 
-struct efx_tx_queue *
-efx_get_tx_queue(struct efx_nic *efx, unsigned index, unsigned type)
-{
-       unsigned tx_channel_offset =
-               separate_tx_channels ? efx->n_channels - efx->n_tx_channels : 0;
-       EFX_BUG_ON_PARANOID(index >= efx->n_tx_channels ||
-                           type >= EFX_TXQ_TYPES);
-       return &efx->channel[tx_channel_offset + index]->tx_queue[type];
-}
-
 static void efx_set_channels(struct efx_nic *efx)
 {
        struct efx_channel *channel;
        struct efx_tx_queue *tx_queue;
-       unsigned tx_channel_offset =
+
+       efx->tx_channel_offset =
                separate_tx_channels ? efx->n_channels - efx->n_tx_channels : 0;
 
        /* Channel pointers were set in efx_init_struct() but we now
         * need to clear them for TX queues in any RX-only channels. */
        efx_for_each_channel(channel, efx) {
-               if (channel->channel - tx_channel_offset >=
+               if (channel->channel - efx->tx_channel_offset >=
                    efx->n_tx_channels) {
                        efx_for_each_channel_tx_queue(tx_queue, channel)
                                tx_queue->channel = NULL;

diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h
index bdce66d..28df866 100644 (file)
--- a/drivers/net/sfc/net_driver.h
+++ b/drivers/net/sfc/net_driver.h
@@ -735,6 +735,7 @@ struct efx_nic {
        unsigned next_buffer_table;
        unsigned n_channels;
        unsigned n_rx_channels;
+       unsigned tx_channel_offset;
        unsigned n_tx_channels;
        unsigned int rx_buffer_len;
        unsigned int rx_buffer_order;
@@ -929,8 +930,13 @@ efx_get_channel(struct efx_nic *efx, unsigned index)
             _channel = (_channel->channel + 1 < (_efx)->n_channels) ?  \
                     (_efx)->channel[_channel->channel + 1] : NULL)
 
-extern struct efx_tx_queue *
-efx_get_tx_queue(struct efx_nic *efx, unsigned index, unsigned type);
+static inline struct efx_tx_queue *
+efx_get_tx_queue(struct efx_nic *efx, unsigned index, unsigned type)
+{
+       EFX_BUG_ON_PARANOID(index >= efx->n_tx_channels ||
+                           type >= EFX_TXQ_TYPES);
+       return &efx->channel[efx->tx_channel_offset + index]->tx_queue[type];
+}
 
 static inline struct efx_tx_queue *
 efx_channel_get_tx_queue(struct efx_channel *channel, unsigned type)