| From 5a4f1844c2ba21f804d7729306d9b16eaeb724a8 Mon Sep 17 00:00:00 2001 |
| From: Felipe Balbi <balbi@ti.com> |
| Date: Wed, 23 Nov 2011 14:43:37 -0800 |
| Subject: ARM: OMAP: smartreflex: fix IRQ handling bug |
| |
| From: Felipe Balbi <balbi@ti.com> |
| |
| commit 5a4f1844c2ba21f804d7729306d9b16eaeb724a8 upstream. |
| |
| Fix a bug which has been on this driver since |
| it was added by the original commit 984aa6db |
| which would never clear IRQSTATUS bits. |
| |
| Signed-off-by: Felipe Balbi <balbi@ti.com> |
| Signed-off-by: Kevin Hilman <khilman@ti.com> |
| Signed-off-by: Tony Lindgren <tony@atomide.com> |
| Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> |
| |
| --- |
| arch/arm/mach-omap2/smartreflex.c | 2 +- |
| 1 file changed, 1 insertion(+), 1 deletion(-) |
| |
| --- a/arch/arm/mach-omap2/smartreflex.c |
| +++ b/arch/arm/mach-omap2/smartreflex.c |
| @@ -137,7 +137,7 @@ static irqreturn_t sr_interrupt(int irq, |
| sr_write_reg(sr_info, ERRCONFIG_V1, status); |
| } else if (sr_info->ip_type == SR_TYPE_V2) { |
| /* Read the status bits */ |
| - sr_read_reg(sr_info, IRQSTATUS); |
| + status = sr_read_reg(sr_info, IRQSTATUS); |
| |
| /* Clear them by writing back */ |
| sr_write_reg(sr_info, IRQSTATUS, status); |
