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ARM: omap: remove references to disable_irq_lch 

The disable_irq_lch method is never actually used, so there's not much
point it existing; remove it.

Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
hifive-unleashed-5.1
Russell King 2013-11-08 14:48:55 +00:00
parent b07fd625ac
commit e38b1485fd
3 changed files with 0 additions and 12 deletions
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1
arch/arm/mach-omap1/dma.c
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@ -363,7 +363,6 @@ static int __init omap1_system_dma_init(void)
p->clear_dma = omap1_clear_dma;
p->dma_write = dma_write;
p->dma_read = dma_read;
p->disable_irq_lch = NULL;
p->errata = configure_dma_errata();

10
arch/arm/mach-omap2/dma.c
View File

@ -112,15 +112,6 @@ static inline u32 dma_read(int reg, int lch)
return val;
}
static inline void omap2_disable_irq_lch(int lch)
{
u32 val;
val = dma_read(IRQENABLE_L0, lch);
val &= ~(1 << lch);
dma_write(val, IRQENABLE_L0, lch);
}
static void omap2_clear_dma(int lch)
{
int i = dma_common_ch_start;
@ -239,7 +230,6 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused)
}
p->dma_attr = (struct omap_dma_dev_attr *)oh->dev_attr;
p->disable_irq_lch = omap2_disable_irq_lch;
p->show_dma_caps = omap2_show_dma_caps;
p->clear_dma = omap2_clear_dma;
p->dma_write = dma_write;

1
include/linux/omap-dma.h
View File

@ -275,7 +275,6 @@ struct omap_dma_dev_attr {
struct omap_system_dma_plat_info {
struct omap_dma_dev_attr *dma_attr;
u32 errata;
void (*disable_irq_lch)(int lch);
void (*show_dma_caps)(void);
void (*clear_lch_regs)(int lch);
void (*clear_dma)(int lch);