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MXS: Add static annotations to dma driver

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Some functions were internal to the apbh dma driver, so annotate them static.
Some of the functions weren't used at all so drop them. This makes the U-Boot
binary smaller by about 1500 bytes.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Acked-by: Stefano Babic <sbabic@denx.de>
This commit is contained in:
Marek Vasut
2011-11-23 10:59:13 +00:00
committed by Albert ARIBAUD
parent 12dab4ce85
commit aa72e43bb7
2 changed files with 50 additions and 184 deletions
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25
arch/arm/include/asm/arch-mx28/dma.h
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@@ -135,36 +135,11 @@ struct mxs_dma_chan {
struct list_head done;
};
/* Hardware management ops */
int mxs_dma_enable(int channel);
int mxs_dma_disable(int channel);
int mxs_dma_reset(int channel);
int mxs_dma_freeze(int channel);
int mxs_dma_unfreeze(int channel);
int mxs_dma_read_semaphore(int channel);
int mxs_dma_enable_irq(int channel, int enable);
int mxs_dma_irq_is_pending(int channel);
int mxs_dma_ack_irq(int channel);
/* Channel management ops */
int mxs_dma_request(int channel);
int mxs_dma_release(int channel);
/* Descriptor management ops */
struct mxs_dma_desc *mxs_dma_desc_alloc(void);
void mxs_dma_desc_free(struct mxs_dma_desc *);
unsigned int mxs_dma_cmd_address(struct mxs_dma_desc *desc);
int mxs_dma_desc_pending(struct mxs_dma_desc *pdesc);
int mxs_dma_desc_append(int channel, struct mxs_dma_desc *pdesc);
int mxs_dma_get_finished(int channel, struct list_head *head);
int mxs_dma_finish(int channel, struct list_head *head);
int mxs_dma_wait_complete(uint32_t timeout, unsigned int chan);
int mxs_dma_go(int chan);
int mxs_dma_init(void);
#endif /* __DMA_H__ */