The patch titled
pxa2xx_spi: set spi_master.dma_alignment = 8
has been added to the -mm tree. Its filename is
pxa2xx_spi-set-spi_masterdma_alignment-=-8.patch
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------------------------------------------------------
Subject: pxa2xx_spi: set spi_master.dma_alignment = 8
From: Mike Rapoport <mike@xxxxxxxxxxxxxx>
Signed-off-by: Mike Rapoport <mike@xxxxxxxxxxxxxx>
Cc: Bryan Wu <bryan.wu@xxxxxxxxxx>
Cc: David Brownell <david-b@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/spi/pxa2xx_spi.c | 2 ++
1 file changed, 2 insertions(+)
diff -puN drivers/spi/pxa2xx_spi.c~pxa2xx_spi-set-spi_masterdma_alignment-=-8 drivers/spi/pxa2xx_spi.c
--- a/drivers/spi/pxa2xx_spi.c~pxa2xx_spi-set-spi_masterdma_alignment-=-8
+++ a/drivers/spi/pxa2xx_spi.c
@@ -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(struc
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;
_
Patches currently in -mm which might be from mike@xxxxxxxxxxxxxx are
linux-next.patch
spi_bfin5xx-remove-unused-is_dma_aligned-macro.patch
spi-add-dma_alignment-field-to-spi_master.patch
pxa2xx_spi-set-spi_masterdma_alignment-=-8.patch
spi_imx-set-spi_masterdma_alignment-=-4.patch
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