From: Jarkko Nikula <jarkko.nikula-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: linux-spi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: Mark Brown <broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Daniel Mack <daniel-cYrQPVfZoowdnm+yROfE0A@public.gmane.org>,
Haojian Zhuang
<haojian.zhuang-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Robert Jarzmik <robert.jarzmik-GANU6spQydw@public.gmane.org>,
Jarkko Nikula
<jarkko.nikula-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Subject: [PATCH resend] spi: spi-pxa2xx: Remove unused legacy null dma buffer and allocation for it
Date: Wed, 5 Aug 2015 10:04:05 +0300 [thread overview]
Message-ID: <1438758245-28517-1-git-send-email-jarkko.nikula@linux.intel.com> (raw)
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 <jarkko.nikula-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
---
No changes, goes on top of 94e5c23d3c52 ("spi: pxa2xx: Add terminating entry
for pxa2xx_spi_pci_compound_match") in topic/pxa2xx.
---
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;
--
2.4.6
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reply other threads:[~2015-08-05 7:04 UTC|newest]
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