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sh: extend INTC with force_disable

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Extend the shared INTC code with force_disable support to
allow keeping mask bits statically disabled. Needed for
SDHI support to mask out unsupported interrupt sources.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Magnus Damm
2010-02-15 11:40:25 +00:00
committed by Paul Mundt
parent 92e1f9a7ed
commit d85429a317
2 changed files with 4 additions and 0 deletions
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3
drivers/sh/intc.c
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@@ -851,6 +851,9 @@ void __init register_intc_controller(struct intc_desc *desc)
d->chip.mask_ack = intc_mask_ack; d->chip.mask_ack = intc_mask_ack;
} }
/* disable bits matching force_disable before registering irqs */
if (desc->force_disable)
intc_enable_disable_enum(desc, d, desc->force_disable, 0);
/* disable bits matching force_enable before registering irqs */ /* disable bits matching force_enable before registering irqs */
if (desc->force_enable) if (desc->force_enable)

1
include/linux/sh_intc.h
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@@ -72,6 +72,7 @@ struct intc_hw_desc {
struct intc_desc { struct intc_desc {
char *name; char *name;
intc_enum force_enable; intc_enum force_enable;
intc_enum force_disable;
struct intc_hw_desc hw; struct intc_hw_desc hw;
}; };