Commit 67bf9cda authored Jan 02, 2015 by Andy Shevchenko Committed by Mark Brown Jan 05, 2015

spi: dw-mid: fix FIFO size



The FIFO size is 40 accordingly to the specifications, but this means 0x40,
i.e. 64 bytes. This patch fixes the typo and enables FIFO size autodetection
for Intel MID devices.

Fixes: 7063c0d9 (spi/dw_spi: add DMA support)
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org

parent d297933c

drivers/spi/spi-dw-mid.c

+0 −1

Original line number	Original line	Diff line number	Diff line
	@@ -271,7 +271,6 @@ int dw_spi_mid_init(struct dw_spi *dws)
	iounmap(clk_reg);		iounmap(clk_reg);

	dws->num_cs = 16;		dws->num_cs = 16;
	dws->fifo_len = 40; /* FIFO has 40 words buffer */

	#ifdef CONFIG_SPI_DW_MID_DMA		#ifdef CONFIG_SPI_DW_MID_DMA
	dws->dma_priv = kzalloc(sizeof(struct mid_dma), GFP_KERNEL);		dws->dma_priv = kzalloc(sizeof(struct mid_dma), GFP_KERNEL);

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