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>
		
			
				
	
	
		
			122 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			122 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
From e1ae30545347709590bab5f4a3c27e7f639c6ead Mon Sep 17 00:00:00 2001
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From: Madalin Bucur <madalin.bucur@nxp.com>
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Date: Wed, 18 Oct 2017 19:36:59 +0300
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Subject: [PATCH] sdk: dpa: use netdev dev for DMA mapping
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Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
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---
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 drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c |  2 +-
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 .../ethernet/freescale/sdk_dpaa/dpaa_eth_base.c    |  2 +-
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 .../ethernet/freescale/sdk_dpaa/dpaa_eth_common.c  | 35 ++++------------------
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 .../ethernet/freescale/sdk_dpaa/dpaa_eth_common.h  |  2 +-
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 4 files changed, 9 insertions(+), 32 deletions(-)
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--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
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+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth.c
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@@ -875,7 +875,7 @@ static int dpa_priv_bp_create(struct net
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 	for (i = 0; i < count; i++) {
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 		int err;
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-		err = dpa_bp_alloc(&dpa_bp[i]);
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+		err = dpa_bp_alloc(&dpa_bp[i], net_dev->dev.parent);
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 		if (err < 0) {
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 			dpa_bp_free(priv);
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 			priv->dpa_bp = NULL;
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--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_base.c
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+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_base.c
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@@ -176,7 +176,7 @@ int dpa_bp_create(struct net_device *net
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 	for (i = 0; i < count; i++) {
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 		int err;
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-		err = dpa_bp_alloc(&dpa_bp[i]);
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+		err = dpa_bp_alloc(&dpa_bp[i], net_dev->dev.parent);
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 		if (err < 0) {
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 			dpa_bp_free(priv);
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 			priv->dpa_bp = NULL;
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--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c
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+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.c
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@@ -686,11 +686,10 @@ void dpa_set_buffers_layout(struct mac_d
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 EXPORT_SYMBOL(dpa_set_buffers_layout);
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 int __attribute__((nonnull))
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-dpa_bp_alloc(struct dpa_bp *dpa_bp)
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+dpa_bp_alloc(struct dpa_bp *dpa_bp, struct device *dev)
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 {
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 	int err;
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 	struct bman_pool_params	 bp_params;
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-	struct platform_device *pdev;
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 	if (dpa_bp->size == 0 || dpa_bp->config_count == 0) {
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 		pr_err("Buffer pool is not properly initialized! Missing size or initial number of buffers");
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@@ -723,44 +722,25 @@ dpa_bp_alloc(struct dpa_bp *dpa_bp)
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 	dpa_bp->bpid = (uint8_t)bman_get_params(dpa_bp->pool)->bpid;
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-	pdev = platform_device_register_simple("dpaa_eth_bpool",
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-			dpa_bp->bpid, NULL, 0);
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-	if (IS_ERR(pdev)) {
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-		pr_err("platform_device_register_simple() failed\n");
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-		err = PTR_ERR(pdev);
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-		goto pdev_register_failed;
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-	}
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-	{
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-		struct dma_map_ops *ops = get_dma_ops(&pdev->dev);
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-		ops->dma_supported = NULL;
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-	}
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-	err = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(40));
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+	err = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(40));
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 	if (err) {
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 		pr_err("dma_coerce_mask_and_coherent() failed\n");
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-		goto pdev_mask_failed;
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+		goto bman_free_pool;
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 	}
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-#ifdef CONFIG_FMAN_ARM
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-	/* force coherency */
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-	pdev->dev.archdata.dma_coherent = true;
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-	arch_setup_dma_ops(&pdev->dev, 0, 0, NULL, true);
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-#endif
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-	dpa_bp->dev = &pdev->dev;
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+	dpa_bp->dev = dev;
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 	if (dpa_bp->seed_cb) {
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 		err = dpa_bp->seed_cb(dpa_bp);
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 		if (err)
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-			goto pool_seed_failed;
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+			goto bman_free_pool;
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 	}
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 	dpa_bpid2pool_map(dpa_bp->bpid, dpa_bp);
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 	return 0;
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-pool_seed_failed:
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-pdev_mask_failed:
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-	platform_device_unregister(pdev);
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-pdev_register_failed:
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+bman_free_pool:
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 	bman_free_pool(dpa_bp->pool);
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 	return err;
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@@ -822,9 +802,6 @@ _dpa_bp_free(struct dpa_bp *dpa_bp)
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 	dpa_bp_array[bp->bpid] = NULL;
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 	bman_free_pool(bp->pool);
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-
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-	if (bp->dev)
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-		platform_device_unregister(to_platform_device(bp->dev));
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 }
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 void __cold __attribute__((nonnull))
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--- a/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.h
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+++ b/drivers/net/ethernet/freescale/sdk_dpaa/dpaa_eth_common.h
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@@ -163,7 +163,7 @@ void dpa_set_rx_mode(struct net_device *
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 void dpa_set_buffers_layout(struct mac_device *mac_dev,
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 		struct dpa_buffer_layout_s *layout);
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 int __attribute__((nonnull))
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-dpa_bp_alloc(struct dpa_bp *dpa_bp);
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+dpa_bp_alloc(struct dpa_bp *dpa_bp, struct device *dev);
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 void __cold __attribute__((nonnull))
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 dpa_bp_free(struct dpa_priv_s *priv);
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 struct dpa_bp *dpa_bpid2pool(int bpid);
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