vxge: MSIX one shot mode
To reduce the possibility of losing an interrupt in the handler due to a
race between an interrupt processing and disable/enable of interrupts,
enable MSIX one shot.
Also, add support for adaptive interrupt coalesing
Signed-off-by: Jon Mason <jon.mason@exar.com>
Signed-off-by: Masroor Vettuparambil <masroor.vettuparambil@exar.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/vxge/vxge-config.h b/drivers/net/vxge/vxge-config.h
index e249e28..3c53aa7 100644
--- a/drivers/net/vxge/vxge-config.h
+++ b/drivers/net/vxge/vxge-config.h
@@ -682,6 +682,10 @@
u32 vsport_number;
u32 max_kdfc_db;
u32 max_nofl_db;
+ u64 tim_tti_cfg1_saved;
+ u64 tim_tti_cfg3_saved;
+ u64 tim_rti_cfg1_saved;
+ u64 tim_rti_cfg3_saved;
struct __vxge_hw_ring *____cacheline_aligned ringh;
struct __vxge_hw_fifo *____cacheline_aligned fifoh;
@@ -921,6 +925,9 @@
u32 doorbell_cnt;
u32 total_db_cnt;
u64 rxds_limit;
+ u32 rtimer;
+ u64 tim_rti_cfg1_saved;
+ u64 tim_rti_cfg3_saved;
enum vxge_hw_status (*callback)(
struct __vxge_hw_ring *ringh,
@@ -1000,6 +1007,9 @@
u32 per_txdl_space;
u32 vp_id;
u32 tx_intr_num;
+ u32 rtimer;
+ u64 tim_tti_cfg1_saved;
+ u64 tim_tti_cfg3_saved;
enum vxge_hw_status (*callback)(
struct __vxge_hw_fifo *fifo_handle,