diff options
| author | Frederic Barrat <fbarrat@linux.ibm.com> | 2020-04-07 13:56:01 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-01 12:01:05 +0100 |
| commit | ebb0adcfbb1fc1eeb924bb0512d6a7e3509083ee (patch) | |
| tree | 40bdf2ce0eadad970ff0081e58ec428837cf933b /drivers/misc | |
| parent | 125a229e52e7ef265b2760c7050ebf81e6570775 (diff) | |
cxl: Rework error message for incompatible slots
commit 40ac790d99c6dd16b367d5c2339e446a5f1b0593 upstream.
Improve the error message shown if a capi adapter is plugged on a
capi-incompatible slot directly under the PHB (no intermediate switch).
Fixes: 5632874311db ("cxl: Add support for POWER9 DD2")
Cc: stable@vger.kernel.org # 4.14+
Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200407115601.25453-1-fbarrat@linux.ibm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/cxl/pci.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c index 25a9dd9c0c1b..2ba899f5659f 100644 --- a/drivers/misc/cxl/pci.c +++ b/drivers/misc/cxl/pci.c @@ -393,8 +393,8 @@ int cxl_calc_capp_routing(struct pci_dev *dev, u64 *chipid, *capp_unit_id = get_capp_unit_id(np, *phb_index); of_node_put(np); if (!*capp_unit_id) { - pr_err("cxl: invalid capp unit id (phb_index: %d)\n", - *phb_index); + pr_err("cxl: No capp unit found for PHB[%lld,%d]. Make sure the adapter is on a capi-compatible slot\n", + *chipid, *phb_index); return -ENODEV; } |