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path: root/drivers/net/ethernet/intel/ice/ice_txrx.h
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_txrx.h')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_txrx.h16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_txrx.h b/drivers/net/ethernet/intel/ice/ice_txrx.h
index fef750c5f288..841a07bfba54 100644
--- a/drivers/net/ethernet/intel/ice/ice_txrx.h
+++ b/drivers/net/ethernet/intel/ice/ice_txrx.h
@@ -310,6 +310,16 @@ enum ice_dynamic_itr {
#define ICE_TX_LEGACY 1
/* descriptor ring, associated with a VSI */
+struct ice_tstamp_ring {
+ struct ice_tx_ring *tx_ring; /* Backreference to associated Tx ring */
+ dma_addr_t dma; /* physical address of ring */
+ struct rcu_head rcu; /* to avoid race on free */
+ u8 __iomem *tail;
+ void *desc;
+ u16 next_to_use;
+ u16 count;
+} ____cacheline_internodealigned_in_smp;
+
struct ice_rx_ring {
/* CL1 - 1st cacheline starts here */
void *desc; /* Descriptor ring memory */
@@ -358,7 +368,6 @@ struct ice_rx_ring {
struct ice_tx_ring *xdp_ring;
struct ice_rx_ring *next; /* pointer to next ring in q_vector */
struct xsk_buff_pool *xsk_pool;
- u32 nr_frags;
u16 max_frame;
u16 rx_buf_len;
dma_addr_t dma; /* physical address of ring */
@@ -403,9 +412,11 @@ struct ice_tx_ring {
spinlock_t tx_lock;
u32 txq_teid; /* Added Tx queue TEID */
/* CL4 - 4th cacheline starts here */
+ struct ice_tstamp_ring *tstamp_ring;
#define ICE_TX_FLAGS_RING_XDP BIT(0)
#define ICE_TX_FLAGS_RING_VLAN_L2TAG1 BIT(1)
#define ICE_TX_FLAGS_RING_VLAN_L2TAG2 BIT(2)
+#define ICE_TX_FLAGS_TXTIME BIT(3)
u8 flags;
u8 dcb_tc; /* Traffic class of ring */
u16 quanta_prof_id;
@@ -501,6 +512,7 @@ void ice_clean_tx_ring(struct ice_tx_ring *tx_ring);
void ice_clean_rx_ring(struct ice_rx_ring *rx_ring);
int ice_setup_tx_ring(struct ice_tx_ring *tx_ring);
int ice_setup_rx_ring(struct ice_rx_ring *rx_ring);
+int ice_alloc_setup_tstamp_ring(struct ice_tx_ring *tx_ring);
void ice_free_tx_ring(struct ice_tx_ring *tx_ring);
void ice_free_rx_ring(struct ice_rx_ring *rx_ring);
int ice_napi_poll(struct napi_struct *napi, int budget);
@@ -509,4 +521,6 @@ ice_prgm_fdir_fltr(struct ice_vsi *vsi, struct ice_fltr_desc *fdir_desc,
u8 *raw_packet);
void ice_clean_ctrl_tx_irq(struct ice_tx_ring *tx_ring);
void ice_clean_ctrl_rx_irq(struct ice_rx_ring *rx_ring);
+void ice_free_tx_tstamp_ring(struct ice_tx_ring *tx_ring);
+void ice_free_tstamp_ring(struct ice_tx_ring *tx_ring);
#endif /* _ICE_TXRX_H_ */