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authorKiran Patil <kiran.patil@intel.com>2015-09-24 21:43:02 +0200
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2015-09-29 02:38:27 +0200
commit1e6d6f8c1b07a5874444c3a403eb24427e8b39d3 (patch)
tree081255a434a2293bc48faf7cba3d8e5ad646c3cd /drivers/net
parentbridge: Allow forward delay to be cfgd when STP enabled (diff)
downloadlinux-1e6d6f8c1b07a5874444c3a403eb24427e8b39d3.tar.xz
linux-1e6d6f8c1b07a5874444c3a403eb24427e8b39d3.zip
i40e: Move i40e_get_head into header file
i40e_get_head needs to be called in multiple files in a further patch, prepare by moving the function into a header file. Signed-off-by: Kiran Patil <kiran.patil@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_txrx.c13
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_txrx.h14
2 files changed, 14 insertions, 13 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 738aca68f665..9a800f99ec13 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -600,19 +600,6 @@ void i40e_free_tx_resources(struct i40e_ring *tx_ring)
}
}
-/**
- * i40e_get_head - Retrieve head from head writeback
- * @tx_ring: tx ring to fetch head of
- *
- * Returns value of Tx ring head based on value stored
- * in head write-back location
- **/
-static inline u32 i40e_get_head(struct i40e_ring *tx_ring)
-{
- void *head = (struct i40e_tx_desc *)tx_ring->desc + tx_ring->count;
-
- return le32_to_cpu(*(volatile __le32 *)head);
-}
/**
* i40e_get_tx_pending - how many tx descriptors not processed
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h
index f1385a1989fa..51487ef9eda3 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h
@@ -326,4 +326,18 @@ int i40e_xmit_descriptor_count(struct sk_buff *skb, struct i40e_ring *tx_ring);
int i40e_tx_prepare_vlan_flags(struct sk_buff *skb,
struct i40e_ring *tx_ring, u32 *flags);
#endif
+
+/**
+ * i40e_get_head - Retrieve head from head writeback
+ * @tx_ring: tx ring to fetch head of
+ *
+ * Returns value of Tx ring head based on value stored
+ * in head write-back location
+ **/
+static inline u32 i40e_get_head(struct i40e_ring *tx_ring)
+{
+ void *head = (struct i40e_tx_desc *)tx_ring->desc + tx_ring->count;
+
+ return le32_to_cpu(*(volatile __le32 *)head);
+}
#endif /* _I40E_TXRX_H_ */