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mmc: atmel-mci: use ATMEL_PDC_SCND_BUF_OFF instead of a literal value

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Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Ludovic Desroches 2011-08-11 15:25:46 +00:00 committed by Chris Ball
parent 11d1488b01
commit 1ebbe3d31f
2 changed files with 4 additions and 2 deletions
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4
drivers/mmc/host/atmel-mci.c
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@ -603,8 +603,8 @@ static void atmci_pdc_set_single_buf(struct atmel_mci *host,
}
if (buf_nb == PDC_SECOND_BUF) {
pointer_reg += 0x10;
counter_reg += 0x10;
pointer_reg += ATMEL_PDC_SCND_BUF_OFF;
counter_reg += ATMEL_PDC_SCND_BUF_OFF;
}
atmci_writel(host, pointer_reg, sg_dma_address(host->sg));

2
include/linux/atmel_pdc.h
View File

@ -33,4 +33,6 @@
#define ATMEL_PDC_PTSR 0x124 /* Transfer Status Register */
#define ATMEL_PDC_SCND_BUF_OFF 0x10 /* Offset between first and second buffer registers */
#endif