diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/701-net-0188-staging-dpaa2-evb-Defer-probe-if-no-mc-portal-is-fou.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/701-net-0188-staging-dpaa2-evb-Defer-probe-if-no-mc-portal-is-fou.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/701-net-0188-staging-dpaa2-evb-Defer-probe-if-no-mc-portal-is-fou.patch b/target/linux/layerscape/patches-5.4/701-net-0188-staging-dpaa2-evb-Defer-probe-if-no-mc-portal-is-fou.patch new file mode 100644 index 0000000000..d95ecf8a90 --- /dev/null +++ b/target/linux/layerscape/patches-5.4/701-net-0188-staging-dpaa2-evb-Defer-probe-if-no-mc-portal-is-fou.patch @@ -0,0 +1,29 @@ +From ac03137b2283c45ad0538188728d9691fa7a4883 Mon Sep 17 00:00:00 2001 +From: Razvan Stefanescu <razvan.stefanescu@nxp.com> +Date: Mon, 30 Apr 2018 11:27:27 +0300 +Subject: [PATCH] staging: dpaa2-evb: Defer probe if no mc portal is found + +Signed-off-by: Razvan Stefanescu <razvan.stefanescu@nxp.com> +--- + drivers/staging/fsl-dpaa2/evb/evb.c | 8 ++++++-- + 1 file changed, 6 insertions(+), 2 deletions(-) + +--- a/drivers/staging/fsl-dpaa2/evb/evb.c ++++ b/drivers/staging/fsl-dpaa2/evb/evb.c +@@ -1206,10 +1206,14 @@ static int evb_probe(struct fsl_mc_devic + + err = fsl_mc_portal_allocate(evb_dev, FSL_MC_IO_ATOMIC_CONTEXT_PORTAL, + &priv->mc_io); +- if (unlikely(err)) { +- dev_err(dev, "fsl_mc_portal_allocate err %d\n", err); ++ if (err) { ++ if (err == -ENXIO) ++ err = -EPROBE_DEFER; ++ else ++ dev_err(dev, "fsl_mc_portal_allocate err %d\n", err); + goto err_free_netdev; + } ++ + if (!priv->mc_io) { + dev_err(dev, "fsl_mc_portal_allocate returned null handle but no error\n"); + err = -EFAULT; |