ice: Initialize PF and setup miscellaneous interrupt

This patch continues the initialization flow as follows:

1) Allocate and initialize necessary fields (like vsi, num_alloc_vsi,
   irq_tracker, etc) in the ice_pf instance.

2) Setup the miscellaneous interrupt handler. This also known as the
   "other interrupt causes" (OIC) handler and is used to handle non
   hotpath interrupts (like control queue events, link events,
   exceptions, etc.

3) Implement a background task to process admin queue receive (ARQ)
   events received by the driver.

CC: Shannon Nelson <[email protected]>
Signed-off-by: Anirudh Venkataramanan <[email protected]>
Acked-by: Shannon Nelson <[email protected]>
Tested-by: Tony Brelinski <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/net/ethernet/intel/ice/ice_controlq.h b/drivers/net/ethernet/intel/ice/ice_controlq.h
index b5306e8a5a0d..ea02b89243e2 100644
--- a/drivers/net/ethernet/intel/ice/ice_controlq.h
+++ b/drivers/net/ethernet/intel/ice/ice_controlq.h
@@ -67,6 +67,14 @@ struct ice_sq_cd {
 
 #define ICE_CTL_Q_DETAILS(R, i) (&(((struct ice_sq_cd *)((R).cmd_buf))[i]))
 
+/* rq event information */
+struct ice_rq_event_info {
+	struct ice_aq_desc desc;
+	u16 msg_len;
+	u16 buf_len;
+	u8 *msg_buf;
+};
+
 /* Control Queue information */
 struct ice_ctl_q_info {
 	enum ice_ctl_q qtype;