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authorRabin Vincent <rabin@rab.in>2015-05-22 14:58:49 -0400
committerJesper Nilsson <jespern@axis.com>2015-09-04 18:56:51 -0400
commit254a0f4135482dc02701562a38e10675a48c8ddf (patch)
tree8299683f2ba4a77efe043feeb495d51986c27410
parentc2ffc68afc0fce16923a54b2dad4d544463b9e0b (diff)
CRISv10: delete unused lib/dmacopy.c
This file is never built. Signed-off-by: Rabin Vincent <rabin@rab.in> Signed-off-by: Jesper Nilsson <jespern@axis.com>
-rw-r--r--arch/cris/arch-v10/lib/dmacopy.c42
1 files changed, 0 insertions, 42 deletions
diff --git a/arch/cris/arch-v10/lib/dmacopy.c b/arch/cris/arch-v10/lib/dmacopy.c
deleted file mode 100644
index 49f5b8ca5b47..000000000000
--- a/arch/cris/arch-v10/lib/dmacopy.c
+++ /dev/null
@@ -1,42 +0,0 @@
1/*
2 * memcpy for large blocks, using memory-memory DMA channels 6 and 7 in Etrax
3 */
4
5#include <asm/svinto.h>
6#include <asm/io.h>
7
8#define D(x)
9
10void *dma_memcpy(void *pdst,
11 const void *psrc,
12 unsigned int pn)
13{
14 static etrax_dma_descr indma, outdma;
15
16 D(printk(KERN_DEBUG "dma_memcpy %d bytes... ", pn));
17
18#if 0
19 *R_GEN_CONFIG = genconfig_shadow =
20 (genconfig_shadow & ~0x3c0000) |
21 IO_STATE(R_GEN_CONFIG, dma6, intdma7) |
22 IO_STATE(R_GEN_CONFIG, dma7, intdma6);
23#endif
24 indma.sw_len = outdma.sw_len = pn;
25 indma.ctrl = d_eol | d_eop;
26 outdma.ctrl = d_eol;
27 indma.buf = psrc;
28 outdma.buf = pdst;
29
30 *R_DMA_CH6_FIRST = &indma;
31 *R_DMA_CH7_FIRST = &outdma;
32 *R_DMA_CH6_CMD = IO_STATE(R_DMA_CH6_CMD, cmd, start);
33 *R_DMA_CH7_CMD = IO_STATE(R_DMA_CH7_CMD, cmd, start);
34
35 while (*R_DMA_CH7_CMD == 1)
36 /* wait for completion */;
37
38 D(printk(KERN_DEBUG "done\n"));
39}
40
41
42