qed: Add support for MFW resource locking.
The patch adds API for default initialization of the MFW resource
locking.
Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c
index ff6080d..7266b36 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c
@@ -2615,3 +2615,33 @@ qed_mcp_resc_unlock(struct qed_hwfn *p_hwfn,
return 0;
}
+
+void qed_mcp_resc_lock_default_init(struct qed_resc_lock_params *p_lock,
+ struct qed_resc_unlock_params *p_unlock,
+ enum qed_resc_lock
+ resource, bool b_is_permanent)
+{
+ if (p_lock) {
+ memset(p_lock, 0, sizeof(*p_lock));
+
+ /* Permanent resources don't require aging, and there's no
+ * point in trying to acquire them more than once since it's
+ * unexpected another entity would release them.
+ */
+ if (b_is_permanent) {
+ p_lock->timeout = QED_MCP_RESC_LOCK_TO_NONE;
+ } else {
+ p_lock->retry_num = QED_MCP_RESC_LOCK_RETRY_CNT_DFLT;
+ p_lock->retry_interval =
+ QED_MCP_RESC_LOCK_RETRY_VAL_DFLT;
+ p_lock->sleep_b4_retry = true;
+ }
+
+ p_lock->resource = resource;
+ }
+
+ if (p_unlock) {
+ memset(p_unlock, 0, sizeof(*p_unlock));
+ p_unlock->resource = resource;
+ }
+}