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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-06-08 04:46:23 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-07-01 09:15:39 -0400
commita8fb688e1d0cfffe715ada2d1af33af82b647922 (patch)
tree34f09ff6aa0257116e45c16d44462c646ec6eb1b /arch/arm/plat-spear
parentaeea1808fe752e917b966961bde3e9603f206dec (diff)
ARM: spear: update for PL08x dma engine changes
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/plat-spear')
-rw-r--r--arch/arm/plat-spear/include/plat/pl080.h6
-rw-r--r--arch/arm/plat-spear/pl080.c10
2 files changed, 7 insertions, 9 deletions
diff --git a/arch/arm/plat-spear/include/plat/pl080.h b/arch/arm/plat-spear/include/plat/pl080.h
index 2bc6b54460a8..eb6590ded40d 100644
--- a/arch/arm/plat-spear/include/plat/pl080.h
+++ b/arch/arm/plat-spear/include/plat/pl080.h
@@ -14,8 +14,8 @@
14#ifndef __PLAT_PL080_H 14#ifndef __PLAT_PL080_H
15#define __PLAT_PL080_H 15#define __PLAT_PL080_H
16 16
17struct pl08x_dma_chan; 17struct pl08x_channel_data;
18int pl080_get_signal(struct pl08x_dma_chan *ch); 18int pl080_get_signal(const struct pl08x_channel_data *cd);
19void pl080_put_signal(struct pl08x_dma_chan *ch); 19void pl080_put_signal(const struct pl08x_channel_data *cd, int signal);
20 20
21#endif /* __PLAT_PL080_H */ 21#endif /* __PLAT_PL080_H */
diff --git a/arch/arm/plat-spear/pl080.c b/arch/arm/plat-spear/pl080.c
index 12cf27f935f9..cfa1199d0f4a 100644
--- a/arch/arm/plat-spear/pl080.c
+++ b/arch/arm/plat-spear/pl080.c
@@ -27,9 +27,8 @@ struct {
27 unsigned char val; 27 unsigned char val;
28} signals[16] = {{0, 0}, }; 28} signals[16] = {{0, 0}, };
29 29
30int pl080_get_signal(struct pl08x_dma_chan *ch) 30int pl080_get_signal(const struct pl08x_channel_data *cd)
31{ 31{
32 const struct pl08x_channel_data *cd = ch->cd;
33 unsigned int signal = cd->min_signal, val; 32 unsigned int signal = cd->min_signal, val;
34 unsigned long flags; 33 unsigned long flags;
35 34
@@ -63,18 +62,17 @@ int pl080_get_signal(struct pl08x_dma_chan *ch)
63 return signal; 62 return signal;
64} 63}
65 64
66void pl080_put_signal(struct pl08x_dma_chan *ch) 65void pl080_put_signal(const struct pl08x_channel_data *cd, int signal)
67{ 66{
68 const struct pl08x_channel_data *cd = ch->cd;
69 unsigned long flags; 67 unsigned long flags;
70 68
71 spin_lock_irqsave(&lock, flags); 69 spin_lock_irqsave(&lock, flags);
72 70
73 /* if signal is not used */ 71 /* if signal is not used */
74 if (!signals[cd->min_signal].busy) 72 if (!signals[signal].busy)
75 BUG(); 73 BUG();
76 74
77 signals[cd->min_signal].busy--; 75 signals[signal].busy--;
78 76
79 spin_unlock_irqrestore(&lock, flags); 77 spin_unlock_irqrestore(&lock, flags);
80} 78}