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yaml
---
r: 321140
b: refs/heads/master
c: a8fb688
h: refs/heads/master
v: v3
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Russell King committed Jul 1, 2012
1 parent 1371f0e commit a9206cc
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Showing 3 changed files with 8 additions and 10 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: aeea1808fe752e917b966961bde3e9603f206dec
refs/heads/master: a8fb688e1d0cfffe715ada2d1af33af82b647922
6 changes: 3 additions & 3 deletions trunk/arch/arm/plat-spear/include/plat/pl080.h
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Expand Up @@ -14,8 +14,8 @@
#ifndef __PLAT_PL080_H
#define __PLAT_PL080_H

struct pl08x_dma_chan;
int pl080_get_signal(struct pl08x_dma_chan *ch);
void pl080_put_signal(struct pl08x_dma_chan *ch);
struct pl08x_channel_data;
int pl080_get_signal(const struct pl08x_channel_data *cd);
void pl080_put_signal(const struct pl08x_channel_data *cd, int signal);

#endif /* __PLAT_PL080_H */
10 changes: 4 additions & 6 deletions trunk/arch/arm/plat-spear/pl080.c
Original file line number Diff line number Diff line change
Expand Up @@ -27,9 +27,8 @@ struct {
unsigned char val;
} signals[16] = {{0, 0}, };

int pl080_get_signal(struct pl08x_dma_chan *ch)
int pl080_get_signal(const struct pl08x_channel_data *cd)
{
const struct pl08x_channel_data *cd = ch->cd;
unsigned int signal = cd->min_signal, val;
unsigned long flags;

Expand Down Expand Up @@ -63,18 +62,17 @@ int pl080_get_signal(struct pl08x_dma_chan *ch)
return signal;
}

void pl080_put_signal(struct pl08x_dma_chan *ch)
void pl080_put_signal(const struct pl08x_channel_data *cd, int signal)
{
const struct pl08x_channel_data *cd = ch->cd;
unsigned long flags;

spin_lock_irqsave(&lock, flags);

/* if signal is not used */
if (!signals[cd->min_signal].busy)
if (!signals[signal].busy)
BUG();

signals[cd->min_signal].busy--;
signals[signal].busy--;

spin_unlock_irqrestore(&lock, flags);
}

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