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| author | Oliver O'Halloran <oohall@gmail.com> | 2020-04-09 16:13:37 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-12-04 01:01:34 +1100 |
| commit | 6c58b1b41b19c00099e4771ee55e21eb9aa245c1 (patch) | |
| tree | 96329238c2709ab94ba6fa51084fd0c4261e42ea /arch/powerpc/platforms | |
| parent | 450be4960a0fb89b931a6bb3c3f0bb538ac4c03c (diff) | |
| download | linux-6c58b1b41b19c00099e4771ee55e21eb9aa245c1.tar.bz2 | |
powernv/pci: Print an error when device enable is blocked
If the platform decides to block enabling the device nothing is printed
currently. This can lead to some confusion since the dmesg output will
usually print an error with no context e.g.
e1000e: probe of 0022:01:00.0 failed with error -22
This shouldn't be spammy since pci_enable_device() already prints a
messages when it succeeds.
Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200409061337.9187-1-oohall@gmail.com
Diffstat (limited to 'arch/powerpc/platforms')
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci-ioda.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 2b4ceb5e6ce4..c4f72cdc9b51 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -2613,8 +2613,10 @@ static bool pnv_pci_enable_device_hook(struct pci_dev *dev) return true; pdn = pci_get_pdn(dev); - if (!pdn || pdn->pe_number == IODA_INVALID_PE) + if (!pdn || pdn->pe_number == IODA_INVALID_PE) { + pci_err(dev, "pci_enable_device() blocked, no PE assigned.\n"); return false; + } return true; } |