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dpaa2-eth: add irq for the dpmac connect/disconnect event

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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>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florin Chiculita 2019-10-16 10:36:22 +03:00 committed by David S. Miller
parent af0de1303c
commit 8398b375a9
2 changed files with 9 additions and 2 deletions
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6
drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c
View File

@ -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;

5
drivers/net/ethernet/freescale/dpaa2/dpni.h
View File

@ -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,