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| author | Oliver O'Halloran <oohall@gmail.com> | 2019-09-12 07:29:44 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-01-23 11:31:20 +0100 |
| commit | c13a17b73eb0b30070a347111b8c386f4e6a844e (patch) | |
| tree | 83a8d12409d8ead6948d5c66cfada0be34771d31 /arch/powerpc | |
| parent | powernv/pci: Use pnv_phb as the private data for debugfs entries (diff) | |
| download | linux-c13a17b73eb0b30070a347111b8c386f4e6a844e.tar.xz linux-c13a17b73eb0b30070a347111b8c386f4e6a844e.zip | |
powernv/pci: Allow any write trigger the diag dump
Make the dump trigger off any input rather than just '1'. This allows you
to write "echo 1> dump_diag_data" and it'll do what you want rather than
erroring out pointlessly.
Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190912052945.12589-2-oohall@gmail.com
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/platforms/powernv/pci-ioda.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index f2c755626887..f0425bd4edc6 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -3093,9 +3093,6 @@ static int pnv_pci_diag_data_set(void *data, u64 val) struct pnv_phb *phb = data; s64 ret; - if (val != 1ULL) - return -EINVAL; - /* Retrieve the diag data from firmware */ ret = opal_pci_get_phb_diag_data2(phb->opal_id, phb->diag_data, phb->diag_data_size); |