OpenSDV
/
linux-stable-rt
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

pxa2xx_spi: set spi_master.dma_alignment = 8 

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Cc: Bryan Wu <bryan.wu@analog.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Mike Rapoport 2009-04-06 19:00:57 -07:00 committed by Linus Torvalds
parent fd5e191e76
commit 7ad0ba91d4
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/spi/pxa2xx_spi.c
View File

@ -54,6 +54,7 @@ MODULE_ALIAS("platform:pxa2xx-spi");
#define RESET_DMA_CHANNEL (DCSR_NODESC | DMA_INT_MASK)
#define IS_DMA_ALIGNED(x) ((((u32)(x)) & 0x07) == 0)
#define MAX_DMA_LEN 8191
#define DMA_ALIGNMENT 8
/*
* for testing SSCR1 changes that require SSP restart, basically
@ -1498,6 +1499,7 @@ static int __init pxa2xx_spi_probe(struct platform_device *pdev)
master->bus_num = pdev->id;
master->num_chipselect = platform_info->num_chipselect;
master->dma_alignment = DMA_ALIGNMENT;
master->cleanup = cleanup;
master->setup = setup;
master->transfer = transfer;