From c8a1071df934934a63e80b0bbd068b37043715e6 Mon Sep 17 00:00:00 2001 From: Lukasz Czapnik Date: Thu, 27 Feb 2020 10:15:00 -0800 Subject: [PATCH] ice: Increase mailbox receive queue length to maximum Currently the PF's mailbox receive queue is only 512 entries. This fine, but considering that all VF's mailbox send queues funnel into the PF's single mailbox receive queue, let's increase it to the maximum size. This will help prevent any possible bottleneck/slowdown occurring from the PF's mailbox receive queue being full. Signed-off-by: Lukasz Czapnik Signed-off-by: Brett Creeley Signed-off-by: Tony Nguyen Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/ice/ice.h | 1 - drivers/net/ethernet/intel/ice/ice_main.c | 2 +- 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 4d5b1fd..ce73a6a 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -60,7 +60,6 @@ extern const char ice_drv_ver[]; #define ICE_INT_NAME_STR_LEN (IFNAMSIZ + 16) #define ICE_AQ_LEN 64 #define ICE_MBXSQ_LEN 64 -#define ICE_MBXRQ_LEN 512 #define ICE_MIN_MSIX 2 #define ICE_NO_VSI 0xffff #define ICE_VSI_MAP_CONTIG 0 diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 19290cc..599a387 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -1518,7 +1518,7 @@ static void ice_set_ctrlq_len(struct ice_hw *hw) hw->adminq.num_sq_entries = ICE_AQ_LEN; hw->adminq.rq_buf_size = ICE_AQ_MAX_BUF_LEN; hw->adminq.sq_buf_size = ICE_AQ_MAX_BUF_LEN; - hw->mailboxq.num_rq_entries = ICE_MBXRQ_LEN; + hw->mailboxq.num_rq_entries = PF_MBX_ARQLEN_ARQLEN_M; hw->mailboxq.num_sq_entries = ICE_MBXSQ_LEN; hw->mailboxq.rq_buf_size = ICE_MBXQ_MAX_BUF_LEN; hw->mailboxq.sq_buf_size = ICE_MBXQ_MAX_BUF_LEN; -- 2.7.4