diff mbox series

[v2,net,1/2] dpaa2-eth: add irq for the dpmac connect/disconnect event

Message ID 1571045117-26329-2-git-send-email-ioana.ciornei@nxp.com
State Changes Requested
Delegated to: David Miller
Headers show
Series dpaa2-eth: misc fixes | expand

Commit Message

Ioana Ciornei Oct. 14, 2019, 9:25 a.m. UTC 
From: Florin Chiculita <florinlaurentiu.chiculita@nxp.com>

Add IRQ for the DPNI endpoint change event, resolving the issue
when a dynamically created DPNI gets a randomly generated hw address
when the endpoint is a DPMAC object.

Signed-off-by: Florin Chiculita <florinlaurentiu.chiculita@nxp.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
---
Changes in v2:
 - none

 drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 6 +++++-
 drivers/net/ethernet/freescale/dpaa2/dpni.h      | 5 ++++-
 2 files changed, 9 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index 162d7d8fb295..5acd734a216b 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -3306,6 +3306,9 @@  static irqreturn_t dpni_irq0_handler_thread(int irq_num, void *arg)
 	if (status & DPNI_IRQ_EVENT_LINK_CHANGED)
 		link_state_update(netdev_priv(net_dev));
 
+	if (status & DPNI_IRQ_EVENT_ENDPOINT_CHANGED)
+		set_mac_addr(netdev_priv(net_dev));
+
 	return IRQ_HANDLED;
 }
 
@@ -3331,7 +3334,8 @@  static int setup_irqs(struct fsl_mc_device *ls_dev)
 	}
 
 	err = dpni_set_irq_mask(ls_dev->mc_io, 0, ls_dev->mc_handle,
-				DPNI_IRQ_INDEX, DPNI_IRQ_EVENT_LINK_CHANGED);
+				DPNI_IRQ_INDEX, DPNI_IRQ_EVENT_LINK_CHANGED |
+				DPNI_IRQ_EVENT_ENDPOINT_CHANGED);
 	if (err < 0) {
 		dev_err(&ls_dev->dev, "dpni_set_irq_mask(): %d\n", err);
 		goto free_irq;
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpni.h b/drivers/net/ethernet/freescale/dpaa2/dpni.h
index fd583911b6c0..ee0711d06b3a 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpni.h
+++ b/drivers/net/ethernet/freescale/dpaa2/dpni.h
@@ -133,9 +133,12 @@  int dpni_reset(struct fsl_mc_io	*mc_io,
  */
 #define DPNI_IRQ_INDEX				0
 /**
- * IRQ event - indicates a change in link state
+ * IRQ events:
+ *       indicates a change in link state
+ *       indicates a change in endpoint
  */
 #define DPNI_IRQ_EVENT_LINK_CHANGED		0x00000001
+#define DPNI_IRQ_EVENT_ENDPOINT_CHANGED		0x00000002
 
 int dpni_set_irq_enable(struct fsl_mc_io	*mc_io,
 			u32			cmd_flags,