diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
| commit | 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch) | |
| tree | e9891aa6c295060d065adffd610c4f49ecf884f3 /arch/cris/arch-v10/lib/dmacopy.c | |
| parent | a71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff) | |
Linux-libre 4.3.2-gnu
Diffstat (limited to 'arch/cris/arch-v10/lib/dmacopy.c')
| -rw-r--r-- | arch/cris/arch-v10/lib/dmacopy.c | 42 |
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 49f5b8ca5..000000000 --- a/arch/cris/arch-v10/lib/dmacopy.c +++ /dev/null @@ -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")); -} - - - |