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| author | Cédric Le Goater <clg@kaod.org> | 2020-12-10 18:14:42 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-12-11 09:53:09 +1100 |
| commit | 9dfe4b14df93532da3dbf11952a17389ae3cdc67 (patch) | |
| tree | 7f597ef1589a72eafe60f984cd3512b3fabc4d7f /arch | |
| parent | e2cf43d59525477cfd030378c3c808187952c531 (diff) | |
| download | linux-stable-9dfe4b14df93532da3dbf11952a17389ae3cdc67.tar.gz linux-stable-9dfe4b14df93532da3dbf11952a17389ae3cdc67.tar.bz2 linux-stable-9dfe4b14df93532da3dbf11952a17389ae3cdc67.zip | |
powerpc/xive: Add a name to the IRQ domain
We hope one day to handle multiple irq_domain in the XIVE driver.
Start simple by setting the name using the DT node.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201210171450.1933725-6-clg@kaod.org
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/sysdev/xive/common.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/xive/native.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/xive/spapr.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/xive/xive-internal.h | 4 |
4 files changed, 9 insertions, 9 deletions
diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c index ee375daf8114..8b1fe72a6a95 100644 --- a/arch/powerpc/sysdev/xive/common.c +++ b/arch/powerpc/sysdev/xive/common.c @@ -1310,9 +1310,9 @@ static const struct irq_domain_ops xive_irq_domain_ops = { .xlate = xive_irq_domain_xlate, }; -static void __init xive_init_host(void) +static void __init xive_init_host(struct device_node *np) { - xive_irq_domain = irq_domain_add_nomap(NULL, XIVE_MAX_IRQ, + xive_irq_domain = irq_domain_add_nomap(np, XIVE_MAX_IRQ, &xive_irq_domain_ops, NULL); if (WARN_ON(xive_irq_domain == NULL)) return; @@ -1513,8 +1513,8 @@ void xive_shutdown(void) xive_ops->shutdown(); } -bool __init xive_core_init(const struct xive_ops *ops, void __iomem *area, u32 offset, - u8 max_prio) +bool __init xive_core_init(struct device_node *np, const struct xive_ops *ops, + void __iomem *area, u32 offset, u8 max_prio) { xive_tima = area; xive_tima_offset = offset; @@ -1525,7 +1525,7 @@ bool __init xive_core_init(const struct xive_ops *ops, void __iomem *area, u32 o __xive_enabled = true; pr_devel("Initializing host..\n"); - xive_init_host(); + xive_init_host(np); pr_devel("Initializing boot CPU..\n"); diff --git a/arch/powerpc/sysdev/xive/native.c b/arch/powerpc/sysdev/xive/native.c index cb58ec7ce77a..c3182ec9ed65 100644 --- a/arch/powerpc/sysdev/xive/native.c +++ b/arch/powerpc/sysdev/xive/native.c @@ -622,7 +622,7 @@ bool __init xive_native_init(void) xive_native_setup_pools(); /* Initialize XIVE core with our backend */ - if (!xive_core_init(&xive_native_ops, tima, TM_QW3_HV_PHYS, + if (!xive_core_init(np, &xive_native_ops, tima, TM_QW3_HV_PHYS, max_prio)) { opal_xive_reset(OPAL_XIVE_MODE_EMU); return false; diff --git a/arch/powerpc/sysdev/xive/spapr.c b/arch/powerpc/sysdev/xive/spapr.c index 1e3674d7ea7b..6610e5149d5a 100644 --- a/arch/powerpc/sysdev/xive/spapr.c +++ b/arch/powerpc/sysdev/xive/spapr.c @@ -857,7 +857,7 @@ bool __init xive_spapr_init(void) } /* Initialize XIVE core with our backend */ - if (!xive_core_init(&xive_spapr_ops, tima, TM_QW1_OS, max_prio)) + if (!xive_core_init(np, &xive_spapr_ops, tima, TM_QW1_OS, max_prio)) return false; pr_info("Using %dkB queues\n", 1 << (xive_queue_shift - 10)); diff --git a/arch/powerpc/sysdev/xive/xive-internal.h b/arch/powerpc/sysdev/xive/xive-internal.h index d701af7fb48c..c07fadb9d264 100644 --- a/arch/powerpc/sysdev/xive/xive-internal.h +++ b/arch/powerpc/sysdev/xive/xive-internal.h @@ -63,8 +63,8 @@ struct xive_ops { const char *name; }; -bool xive_core_init(const struct xive_ops *ops, void __iomem *area, u32 offset, - u8 max_prio); +bool xive_core_init(struct device_node *np, const struct xive_ops *ops, + void __iomem *area, u32 offset, u8 max_prio); __be32 *xive_queue_page_alloc(unsigned int cpu, u32 queue_shift); int xive_core_debug_init(void); |