Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1248396

[PATCH v2 08/14] dmaengine: edma: Do not allocate memory for edma_rsv_info in case of DT boot

From Peter Ujfalusi <peter.ujfalusi@ti.com>
Newsgroups linux.kernel
Subject [PATCH v2 08/14] dmaengine: edma: Do not allocate memory for edma_rsv_info in case of DT boot
Date 2015-10-16 09:30 +0200
Message-ID <qk7CG-7I2-21@gated-at.bofh.it> (permalink)
References <qk7t0-7sj-5@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


The channel/slot reservation is not supported when booted with DT so there
is not need to allocate memory.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---
 drivers/dma/edma.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index e1b0e6864f27..c1b8bb09c221 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -1926,12 +1926,6 @@ static int edma_of_parse_dt(struct device *dev, struct edma_soc_info *pdata)
 	int ret = 0;
 	struct property *prop;
 	size_t sz;
-	struct edma_rsv_info *rsv_info;
-
-	rsv_info = devm_kzalloc(dev, sizeof(struct edma_rsv_info), GFP_KERNEL);
-	if (!rsv_info)
-		return -ENOMEM;
-	pdata->rsv = rsv_info;
 
 	prop = of_find_property(dev->of_node, "ti,edma-xbar-event-map", &sz);
 	if (prop)
-- 
2.6.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

[PATCH v2 00/14] dmaenigne: edma/ti-crossbar: fixes, new bindings Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:20 +0200
  [PATCH v2 03/14] dmaengine: edma: Simplify function parameter list for channel operations Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:20 +0200
  [PATCH v2 14/14] ARM: DTS: am437x: Use the new DT bindings for the eDMA3 Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:20 +0200
  [PATCH v2 11/14] dmaengine: Kconfig: edma: Select TI_DMA_CROSSBAR in case of ARCH_OMAP Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:20 +0200
  [PATCH v2 04/14] dmaengine: edma: Correct PaRAM access function names (_parm_ to _param_) Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:20 +0200
  [PATCH v2 06/14] dmaengine: edma: Get qDMA channel information from HW also Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:30 +0200
  [PATCH v2 08/14] dmaengine: edma: Do not allocate memory for edma_rsv_info in case of DT boot Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:30 +0200
  [PATCH v2 02/14] dmaengine: edma: Optimize memcpy operation Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:30 +0200
  [PATCH v2 10/14] dmaengine: ti-dma-crossbar: Add support for crossbar on AM33xx/AM43xx Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:30 +0200
  [PATCH v2 05/14] dmaengine: edma: Merge map_dmach_to_queue into assign_channel_eventq Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:30 +0200
  [PATCH v2 01/14] dmaengine: edma: Remove alignment constraint for memcpy Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:30 +0200
  [PATCH v2 09/14] dmaengine: edma: Merge the of parsing functions Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:30 +0200
  [PATCH v2 13/14] ARM: DTS: am33xx: Use the new DT bindings for the eDMA3 Peter Ujfalusi <peter.ujfalusi@ti.com> - 2015-10-16 09:30 +0200

csiph-web