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| author | Colin Cross <ccross@android.com> | 2011-02-09 22:17:17 -0800 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2011-02-09 22:18:30 -0800 |
| commit | 26d902c0c6d6254f471663305d48b63f027ddb0c (patch) | |
| tree | 70cd9d540a6e9ab7b54d98cb4f89b00f34e0772a /arch/arm/mach-tegra/irq.c | |
| parent | 3524b70ef3336a4f1351a489e83894b88106ab7c (diff) | |
| download | linux-26d902c0c6d6254f471663305d48b63f027ddb0c.tar.gz linux-26d902c0c6d6254f471663305d48b63f027ddb0c.tar.bz2 linux-26d902c0c6d6254f471663305d48b63f027ddb0c.zip | |
ARM: tegra: irq: Implement retrigger
Signed-off-by: Colin Cross <ccross@android.com>
Diffstat (limited to 'arch/arm/mach-tegra/irq.c')
| -rw-r--r-- | arch/arm/mach-tegra/irq.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c index 7fb73490eb55..dfbc219ea492 100644 --- a/arch/arm/mach-tegra/irq.c +++ b/arch/arm/mach-tegra/irq.c @@ -48,6 +48,7 @@ static u32 tegra_lp0_wake_level_any; static void (*tegra_gic_mask_irq)(struct irq_data *d); static void (*tegra_gic_unmask_irq)(struct irq_data *d); +static void (*tegra_gic_ack_irq)(struct irq_data *d); /* ensures that sufficient time is passed for a register write to * serialize into the 32KHz domain */ @@ -112,10 +113,24 @@ static void tegra_unmask(struct irq_data *d) tegra_legacy_unmask_irq(d->irq); } +static void tegra_ack(struct irq_data *d) +{ + tegra_legacy_force_irq_clr(d->irq); + tegra_gic_ack_irq(d); +} + +static int tegra_retrigger(struct irq_data *d) +{ + tegra_legacy_force_irq_set(d->irq); + return 1; +} + static struct irq_chip tegra_irq = { .name = "PPI", + .irq_ack = tegra_ack, .irq_mask = tegra_mask, .irq_unmask = tegra_unmask, + .irq_retrigger = tegra_retrigger, }; void __init tegra_init_irq(void) @@ -132,7 +147,7 @@ void __init tegra_init_irq(void) gic = get_irq_chip(29); tegra_gic_unmask_irq = gic->irq_unmask; tegra_gic_mask_irq = gic->irq_mask; - tegra_irq.irq_ack = gic->irq_ack; + tegra_gic_ack_irq = gic->irq_ack; #ifdef CONFIG_SMP tegra_irq.irq_set_affinity = gic->irq_set_affinity; #endif |