mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-21 08:19:28 +00:00
staging: fsl-dpaa2/eth: Defer probing if no MC portal available
MC portals may not be available at the initial probing attempt due to dependencies on other modules. Check the return value of the MC portal allocation function and defer probing in case it's not available yet. For all other error cases the behaviour stays the same. Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com> Suggested-by: Nipun Gupta <nipun.gupta@nxp.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
d59578da2b
commit
8c3696102f
1 changed files with 4 additions and 1 deletions
|
@ -2441,7 +2441,10 @@ static int dpaa2_eth_probe(struct fsl_mc_device *dpni_dev)
|
|||
err = fsl_mc_portal_allocate(dpni_dev, FSL_MC_IO_ATOMIC_CONTEXT_PORTAL,
|
||||
&priv->mc_io);
|
||||
if (err) {
|
||||
dev_err(dev, "MC portal allocation failed\n");
|
||||
if (err == -ENXIO)
|
||||
err = -EPROBE_DEFER;
|
||||
else
|
||||
dev_err(dev, "MC portal allocation failed\n");
|
||||
goto err_portal_alloc;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue