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da98603597
This PR is a blend of several kernel bumps authored by ldir taken from his
staging tree w/ some further adjustments made by me and update_kernel.sh
Summary:
Deleted upstreamed patches:
generic:
742-v5.5-net-sfp-add-support-for-module-quirks.patch
743-v5.5-net-sfp-add-some-quirks-for-GPON-modules.patch
bcm63xx:
022-v5.8-mtd-rawnand-brcmnand-correctly-verify-erased-pages.patch
024-v5.8-mtd-rawnand-brcmnand-fix-CS0-layout.patch
mediatek:
0402-net-ethernet-mtk_eth_soc-Always-call-mtk_gmac0_rgmii.patch
Deleted patches applied differently upstream:
generic:
641-sch_cake-fix-IP-protocol-handling-in-the-presence-of.patch
Manually merged patches:
generic:
395-v5.8-net-sch_cake-Take-advantage-of-skb-hash-where-appropriate.patch
bcm27xx:
950-0132-lan78xx-Debounce-link-events-to-minimize-poll-storm.patch
layerscape:
701-net-0231-enetc-Use-DT-protocol-information-to-set-up-the-port.patch
Build system: x86_64
Build-tested: ath79/generic, bcm27xx/bcm2708, bcm27xx/bcm2711,
imx6, mvebu/cortexa9, sunxi/a53
Run-tested: Netgear R7800 (ipq806x)
No dmesg regressions, everything functional
Signed-off-by: John Audia <graysky@archlinux.us>
Tested-By: Lucian Cristian <Lucian.cristian@gmail.com> [mvebu]
Tested-By: Curtis Deptuck <curtdept@me.com> [x86/64]
[do not remove 395-v5.8-net-sch_cake-Take-advantage-... patch,
adjust and refresh patches, adjust commit message]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
Tested-By: John Audia <graysky@archlinux.us> [ipq806x]
95 lines
3.6 KiB
Diff
95 lines
3.6 KiB
Diff
From 83d2cb1c64c5a34f23b34fcee715a68be230c232 Mon Sep 17 00:00:00 2001
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From: Peng Ma <peng.ma@nxp.com>
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Date: Thu, 12 Dec 2019 03:38:10 +0000
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Subject: [PATCH] dmaengine: fsl-edma: Add eDMA support for QorIQ LS1028A
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platform
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Our platforms(such as LS1021A, LS1012A, LS1043A, LS1046A, LS1028A) with
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below registers(CHCFG0 - CHCFG15) of eDMA as follows:
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*-----------------------------------------------------------*
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| Offset | OTHERS | LS1028A |
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|--------------|--------------------|-----------------------|
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| 0x0 | CHCFG0 | CHCFG3 |
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|--------------|--------------------|-----------------------|
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| 0x1 | CHCFG1 | CHCFG2 |
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|--------------|--------------------|-----------------------|
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| 0x2 | CHCFG2 | CHCFG1 |
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|--------------|--------------------|-----------------------|
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| 0x3 | CHCFG3 | CHCFG0 |
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|--------------|--------------------|-----------------------|
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| ... | ...... | ...... |
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|--------------|--------------------|-----------------------|
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| 0xC | CHCFG12 | CHCFG15 |
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|--------------|--------------------|-----------------------|
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| 0xD | CHCFG13 | CHCFG14 |
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|--------------|--------------------|-----------------------|
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| 0xE | CHCFG14 | CHCFG13 |
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|--------------|--------------------|-----------------------|
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| 0xF | CHCFG15 | CHCFG12 |
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*-----------------------------------------------------------*
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This patch is to improve edma driver to fit LS1028A platform.
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Signed-off-by: Peng Ma <peng.ma@nxp.com>
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Reviewed-by: Robin Gong <yibin.gong@nxp.com>
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Link: https://lore.kernel.org/r/20191212033714.4090-1-peng.ma@nxp.com
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Signed-off-by: Vinod Koul <vkoul@kernel.org>
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---
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drivers/dma/fsl-edma-common.c | 5 +++++
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drivers/dma/fsl-edma-common.h | 1 +
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drivers/dma/fsl-edma.c | 8 ++++++++
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3 files changed, 14 insertions(+)
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--- a/drivers/dma/fsl-edma-common.c
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+++ b/drivers/dma/fsl-edma-common.c
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@@ -109,10 +109,15 @@ void fsl_edma_chan_mux(struct fsl_edma_c
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u32 ch = fsl_chan->vchan.chan.chan_id;
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void __iomem *muxaddr;
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unsigned int chans_per_mux, ch_off;
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+ int endian_diff[4] = {3, 1, -1, -3};
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u32 dmamux_nr = fsl_chan->edma->drvdata->dmamuxs;
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chans_per_mux = fsl_chan->edma->n_chans / dmamux_nr;
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ch_off = fsl_chan->vchan.chan.chan_id % chans_per_mux;
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+
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+ if (fsl_chan->edma->drvdata->mux_swap)
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+ ch_off += endian_diff[ch_off % 4];
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+
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muxaddr = fsl_chan->edma->muxbase[ch / chans_per_mux];
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slot = EDMAMUX_CHCFG_SOURCE(slot);
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--- a/drivers/dma/fsl-edma-common.h
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+++ b/drivers/dma/fsl-edma-common.h
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@@ -148,6 +148,7 @@ struct fsl_edma_drvdata {
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enum edma_version version;
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u32 dmamuxs;
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bool has_dmaclk;
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+ bool mux_swap;
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int (*setup_irq)(struct platform_device *pdev,
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struct fsl_edma_engine *fsl_edma);
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};
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--- a/drivers/dma/fsl-edma.c
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+++ b/drivers/dma/fsl-edma.c
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@@ -241,6 +241,13 @@ static struct fsl_edma_drvdata vf610_dat
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.setup_irq = fsl_edma_irq_init,
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};
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+static struct fsl_edma_drvdata ls1028a_data = {
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+ .version = v1,
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+ .dmamuxs = DMAMUX_NR,
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+ .mux_swap = true,
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+ .setup_irq = fsl_edma_irq_init,
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+};
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+
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static struct fsl_edma_drvdata imx7ulp_data = {
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.version = v3,
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.dmamuxs = 1,
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@@ -250,6 +257,7 @@ static struct fsl_edma_drvdata imx7ulp_d
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static const struct of_device_id fsl_edma_dt_ids[] = {
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{ .compatible = "fsl,vf610-edma", .data = &vf610_data},
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+ { .compatible = "fsl,ls1028a-edma", .data = &ls1028a_data},
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{ .compatible = "fsl,imx7ulp-edma", .data = &imx7ulp_data},
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{ /* sentinel */ }
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};
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