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Groups > linux.kernel > #1222032

[PATCH 16/21] dmaengine: edma: Use the edma_write_slot instead open coded memcpy_toio

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edma_write_slot() is for writing an entire paRAM slot.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---
 drivers/dma/edma.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 5b97c11a33af..e735147ccece 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -949,8 +949,7 @@ static void edma_free_channel(struct edma_cc *ecc, unsigned channel)
 	edma_setup_interrupt(ecc, channel, NULL, NULL);
 	/* REVISIT should probably take out of shadow region 0 */
 
-	memcpy_toio(ecc->base + PARM_OFFSET(channel), &dummy_paramset,
-		    PARM_SIZE);
+	edma_write_slot(ecc, channel, &dummy_paramset);
 	clear_bit(channel, ecc->edma_inuse);
 }
 
-- 
2.5.1

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Thread

[PATCH 00/21] dmaengine/ARM: Merge the edma drivers into one Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:40 +0200
  Re: [PATCH 00/21] dmaengine/ARM: Merge the edma drivers into one Arnd Bergmann <arnd@arndb.de> - 2015-09-10 10:50 +0200
  [PATCH 05/21] ARM/dmaengine: edma: Move of_dma_controller_register to the dmaengine driver Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 13/21] dmaengine: edma: Use devm_kcalloc when possible Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  Re: [PATCH 08/21] ARM/dmaengine: edma: Remove limitation on the number of eDMA controllers Arnd Bergmann <arnd@arndb.de> - 2015-09-10 10:50 +0200
    Re: [PATCH 08/21] ARM/dmaengine: edma: Remove limitation on the  number of eDMA controllers Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 11:20 +0200
  [PATCH 02/21] ARM: common: edma: Remove unused functions Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 14/21] dmaengine: edma: Cleanup regarding the use of dev around the code Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 03/21] dmaengine: edma: Simplify and optimize the edma_execute path Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 04/21] ARM: davinci/common: Convert edma driver to handle one eDMA instance per driver Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 08/21] ARM/dmaengine: edma: Remove limitation on the number of eDMA controllers Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 21/21] dmaengine: edma: Simplify and optimize ccerr interrupt handler Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 16/21] dmaengine: edma: Use the edma_write_slot instead open coded memcpy_toio Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 19/21] dmaengine: edma: Simplify the interrupt handling Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 18/21] dmaengine: edma: Consolidate the comments for functions Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 12/21] dmaengine: edma: Parameter alignment and long line fixes Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 07/21] ARM/dmaengine: edma: Public API to use private struct pointer Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 15/21] dmaengine: edma: Use dev_dbg instead pr_debug Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200
  [PATCH 20/21] dmaengine: edma: Move the pending error check into helper function Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-09-10 10:50 +0200

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