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CRISv10: delete unused lib/dmacopy.c

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Signed-off-by: Rabin Vincent <rabin@rab.in>
Signed-off-by: Jesper Nilsson <jespern@axis.com>
This commit is contained in:
Rabin Vincent 2015-05-22 20:58:49 +02:00 committed by Jesper Nilsson
parent c2ffc68afc
commit 254a0f4135
1 changed files with 0 additions and 42 deletions
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42
arch/cris/arch-v10/lib/dmacopy.c
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@ -1,42 +0,0 @@
/*
* memcpy for large blocks, using memory-memory DMA channels 6 and 7 in Etrax
*/
#include <asm/svinto.h>
#include <asm/io.h>
#define D(x)
void *dma_memcpy(void *pdst,
const void *psrc,
unsigned int pn)
{
static etrax_dma_descr indma, outdma;
D(printk(KERN_DEBUG "dma_memcpy %d bytes... ", pn));
#if 0
*R_GEN_CONFIG = genconfig_shadow =
(genconfig_shadow & ~0x3c0000) |
IO_STATE(R_GEN_CONFIG, dma6, intdma7) |
IO_STATE(R_GEN_CONFIG, dma7, intdma6);
#endif
indma.sw_len = outdma.sw_len = pn;
indma.ctrl = d_eol | d_eop;
outdma.ctrl = d_eol;
indma.buf = psrc;
outdma.buf = pdst;
*R_DMA_CH6_FIRST = &indma;
*R_DMA_CH7_FIRST = &outdma;
*R_DMA_CH6_CMD = IO_STATE(R_DMA_CH6_CMD, cmd, start);
*R_DMA_CH7_CMD = IO_STATE(R_DMA_CH7_CMD, cmd, start);
while (*R_DMA_CH7_CMD == 1)
/* wait for completion */;
D(printk(KERN_DEBUG "done\n"));
}