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cddd459140
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release which was tagged LSDK-20.04-V5.4. https://source.codeaurora.org/external/qoriq/qoriq-components/linux/ For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in LSDK, port the dts patches from 4.14. The patches are sorted into the following categories: 301-arch-xxxx 302-dts-xxxx 303-core-xxxx 701-net-xxxx 801-audio-xxxx 802-can-xxxx 803-clock-xxxx 804-crypto-xxxx 805-display-xxxx 806-dma-xxxx 807-gpio-xxxx 808-i2c-xxxx 809-jailhouse-xxxx 810-keys-xxxx 811-kvm-xxxx 812-pcie-xxxx 813-pm-xxxx 814-qe-xxxx 815-sata-xxxx 816-sdhc-xxxx 817-spi-xxxx 818-thermal-xxxx 819-uart-xxxx 820-usb-xxxx 821-vfio-xxxx Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
42 lines
1.6 KiB
Diff
42 lines
1.6 KiB
Diff
From 0ae3e11113b3132167308c26259f25b504da6ddc Mon Sep 17 00:00:00 2001
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From: Robin Gong <yibin.gong@nxp.com>
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Date: Tue, 24 Jul 2018 22:12:24 +0800
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Subject: [PATCH] MLK-19022-2: dmaengine: fsl-edma-v3: add device_synchronize
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Add device_synchronize for edma driver, since some driver such as
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Audio need it to make sure dma done callback never come out after
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resource related with dma channel free-ed by Audio driver. Android
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team report such issue on MA-12087.
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Signed-off-by: Robin Gong <yibin.gong@nxp.com>
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(cherry picked from commit 483519c063b08fc1ce0dd297b6c186799cf639d6)
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(cherry picked from commit 29ab274aca01ef8f5fc70e8c0a6d43a5bdb3c689)
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---
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drivers/dma/fsl-edma-v3.c | 8 ++++++++
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1 file changed, 8 insertions(+)
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--- a/drivers/dma/fsl-edma-v3.c
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+++ b/drivers/dma/fsl-edma-v3.c
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@@ -812,6 +812,13 @@ static void fsl_edma3_free_chan_resource
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fsl_chan->used = false;
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}
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+static void fsl_edma3_synchronize(struct dma_chan *chan)
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+{
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+ struct fsl_edma3_chan *fsl_chan = to_fsl_edma3_chan(chan);
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+
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+ vchan_synchronize(&fsl_chan->vchan);
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+}
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+
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static int fsl_edma3_probe(struct platform_device *pdev)
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{
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struct device_node *np = pdev->dev.of_node;
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@@ -927,6 +934,7 @@ static int fsl_edma3_probe(struct platfo
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fsl_edma3->dma_dev.device_resume = fsl_edma3_resume;
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fsl_edma3->dma_dev.device_terminate_all = fsl_edma3_terminate_all;
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fsl_edma3->dma_dev.device_issue_pending = fsl_edma3_issue_pending;
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+ fsl_edma3->dma_dev.device_synchronize = fsl_edma3_synchronize;
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fsl_edma3->dma_dev.src_addr_widths = FSL_EDMA_BUSWIDTHS;
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fsl_edma3->dma_dev.dst_addr_widths = FSL_EDMA_BUSWIDTHS;
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