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authorFlorin Chiculita <florinlaurentiu.chiculita@nxp.com>2019-04-15 18:07:52 +0300
committerDaniel Thompson <daniel@redfelineninja.org.uk>2019-09-17 16:03:05 +0100
commitcb2441a0d4ed4ef05f21d39892bbdbf91c2e83bb (patch)
tree693f60eedf3b476d57d1b18d63ca5f8b724f2945
parentd42113505c9008b9a58b745e64481681a38db0d6 (diff)
downloadlinux-cb2441a0d4ed4ef05f21d39892bbdbf91c2e83bb.tar.gz
dpaa2-eth: add irq for the dpmac connect/disconnect event
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>
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c6
-rw-r--r--drivers/net/ethernet/freescale/dpaa2/dpni.h5
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
index ff1a168c5511..6b101b5b72af 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
@@ -3540,6 +3540,9 @@ 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;
}
@@ -3565,7 +3568,8 @@ 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 273345836420..a36f7826dc55 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpni.h
+++ b/drivers/net/ethernet/freescale/dpaa2/dpni.h
@@ -143,9 +143,12 @@ 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,