From 757fe8d514a9bab55156dfb2c4a03e56ba96a028 Mon Sep 17 00:00:00 2001 From: Jarkko Nikula Date: Wed, 5 Aug 2015 10:04:05 +0300 Subject: [PATCH] spi: spi-pxa2xx: Remove unused legacy null dma buffer and allocation for it Remove null_dma_buf variable and extra allocation for it. It is not needed since commit 6356437e65c2 ("spi: spi-pxa2xx: remove legacy PXA DMA bits"). Signed-off-by: Jarkko Nikula Signed-off-by: Mark Brown --- drivers/spi/spi-pxa2xx.c | 4 +--- drivers/spi/spi-pxa2xx.h | 3 --- 2 files changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index 246ffabc72c9..fdd791977041 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1414,8 +1414,7 @@ static int pxa2xx_spi_probe(struct platform_device *pdev) return -ENODEV; } - /* Allocate master with space for drv_data and null dma buffer */ - master = spi_alloc_master(dev, sizeof(struct driver_data) + 16); + master = spi_alloc_master(dev, sizeof(struct driver_data)); if (!master) { dev_err(&pdev->dev, "cannot alloc spi_master\n"); pxa_ssp_free(ssp); @@ -1442,7 +1441,6 @@ static int pxa2xx_spi_probe(struct platform_device *pdev) master->auto_runtime_pm = true; drv_data->ssp_type = ssp->type; - drv_data->null_dma_buf = (u32 *)PTR_ALIGN(&drv_data[1], DMA_ALIGNMENT); drv_data->ioaddr = ssp->mmio_base; drv_data->ssdr_physical = ssp->phys_base + SSDR; diff --git a/drivers/spi/spi-pxa2xx.h b/drivers/spi/spi-pxa2xx.h index 3b69c46bfbc9..0a9b6390a817 100644 --- a/drivers/spi/spi-pxa2xx.h +++ b/drivers/spi/spi-pxa2xx.h @@ -36,9 +36,6 @@ struct driver_data { /* PXA hookup */ struct pxa2xx_spi_master *master_info; - /* PXA private DMA setup stuff */ - u32 *null_dma_buf; - /* SSP register addresses */ void __iomem *ioaddr; u32 ssdr_physical; -- 2.30.2