powerpc/xics: Add debug logging to the set_irq_affinity handlers

It really helps to know how the HW is configured when tweaking the IRQ
subsystem.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210701132750.1475580-20-clg@kaod.org

diff --git a/arch/powerpc/sysdev/xics/ics-opal.c b/arch/powerpc/sysdev/xics/ics-opal.c
index 8c7ddcc718b6536a8c244694753a36e29d667794..bf26cae1b982f44c11a9d56c8a93c4240bbed26d 100644 (file)
--- a/arch/powerpc/sysdev/xics/ics-opal.c
+++ b/arch/powerpc/sysdev/xics/ics-opal.c
@@ -133,7 +133,7 @@ static int ics_opal_set_affinity(struct irq_data *d,
        }
        server = ics_opal_mangle_server(wanted_server);
 
-       pr_devel("ics-hal: set-affinity irq %d [hw 0x%x] server: 0x%x/0x%x\n",
+       pr_debug("ics-hal: set-affinity irq %d [hw 0x%x] server: 0x%x/0x%x\n",
                 d->irq, hw_irq, wanted_server, server);
 
        rc = opal_set_xive(hw_irq, server, priority);

diff --git a/arch/powerpc/sysdev/xics/ics-rtas.c b/arch/powerpc/sysdev/xics/ics-rtas.c
index 6d19d711ed3561201d5601118f0ca1353e3ba4e5..b50c6341682e26fb04ac2f85373c569978b5c270 100644 (file)
--- a/arch/powerpc/sysdev/xics/ics-rtas.c
+++ b/arch/powerpc/sysdev/xics/ics-rtas.c
@@ -133,6 +133,9 @@ static int ics_rtas_set_affinity(struct irq_data *d,
                return -1;
        }
 
+       pr_debug("%s: irq %d [hw 0x%x] server: 0x%x\n", __func__, d->irq,
+                hw_irq, irq_server);
+
        status = rtas_call_reentrant(ibm_set_xive, 3, 1, NULL,
                                     hw_irq, irq_server, xics_status[1]);