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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>
104 lines
3.2 KiB
Diff
104 lines
3.2 KiB
Diff
From fddd729bd2150e83365528cefb9f1fef581e04c5 Mon Sep 17 00:00:00 2001
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From: Vakul Garg <vakul.garg@nxp.com>
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Date: Sun, 6 Jan 2019 19:05:37 +0530
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Subject: [PATCH] fsl_qbman: Adjust platform device creation for QMan portals
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Fix the platform device creation in QMan portals such that
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dma mappings are done properly.
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Signed-off-by: Vakul Garg <vakul.garg@nxp.com>
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Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
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---
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drivers/staging/fsl_qbman/qman_high.c | 47 +++++++++++++++++++----------------
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1 file changed, 25 insertions(+), 22 deletions(-)
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--- a/drivers/staging/fsl_qbman/qman_high.c
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+++ b/drivers/staging/fsl_qbman/qman_high.c
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@@ -575,6 +575,7 @@ struct qman_portal *qman_create_portal(
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char buf[16];
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int ret;
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u32 isdr;
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+ struct platform_device_info pdev_info;
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if (!portal) {
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portal = kmalloc(sizeof(*portal), GFP_KERNEL);
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@@ -671,27 +672,22 @@ struct qman_portal *qman_create_portal(
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portal->dqrr_disable_ref = 0;
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portal->cb_dc_ern = NULL;
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sprintf(buf, "qportal-%d", config->public_cfg.channel);
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- portal->pdev = platform_device_alloc(buf, -1);
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+
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+ memset(&pdev_info, 0, sizeof(pdev_info));
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+ pdev_info.name = buf;
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+ pdev_info.id = PLATFORM_DEVID_NONE;
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+ pdev_info.dma_mask = DMA_BIT_MASK(40);
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+
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+ portal->pdev = platform_device_register_full(&pdev_info);
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if (!portal->pdev) {
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pr_err("qman_portal - platform_device_alloc() failed\n");
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- goto fail_devalloc;
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- }
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-#if defined(CONFIG_ARM) || defined(CONFIG_ARM64)
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- portal->pdev->dev.coherent_dma_mask = DMA_BIT_MASK(40);
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- portal->pdev->dev.dma_mask = &portal->pdev->dev.coherent_dma_mask;
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-#else
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- if (dma_set_mask(&portal->pdev->dev, DMA_BIT_MASK(40))) {
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- pr_err("qman_portal - dma_set_mask() failed\n");
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- goto fail_devadd;
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+ goto fail_devregister;
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}
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-#endif
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+
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+ arch_setup_dma_ops(&portal->pdev->dev, 0, 0, NULL, true);
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+
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portal->pdev->dev.pm_domain = &qman_portal_device_pm_domain;
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portal->pdev->dev.platform_data = portal;
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- ret = platform_device_add(portal->pdev);
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- if (ret) {
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- pr_err("qman_portal - platform_device_add() failed\n");
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- goto fail_devadd;
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- }
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dpa_rbtree_init(&portal->retire_table);
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isdr = 0xffffffff;
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qm_isr_disable_write(__p, isdr);
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@@ -751,10 +747,8 @@ fail_eqcr_empty:
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fail_affinity:
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free_irq(config->public_cfg.irq, portal);
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fail_irq:
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- platform_device_del(portal->pdev);
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-fail_devadd:
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- platform_device_put(portal->pdev);
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-fail_devalloc:
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+ platform_device_unregister(portal->pdev);
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+fail_devregister:
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if (num_ceetms)
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for (ret = 0; ret < num_ceetms; ret++)
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kfree(portal->ccgrs[ret]);
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@@ -852,8 +846,7 @@ void qman_destroy_portal(struct qman_por
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qm_dqrr_finish(&qm->p);
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qm_eqcr_finish(&qm->p);
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- platform_device_del(qm->pdev);
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- platform_device_put(qm->pdev);
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+ platform_device_unregister(qm->pdev);
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qm->config = NULL;
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if (qm->alloced)
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@@ -1809,6 +1802,16 @@ int qman_init_fq(struct qman_fq *fq, u32
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} else {
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phys_fq = dma_map_single(&p->pdev->dev, fq, sizeof(*fq),
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DMA_TO_DEVICE);
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+ if (dma_mapping_error(&p->pdev->dev, phys_fq)) {
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+ dev_err(&p->pdev->dev,
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+ "dma_map_single failed for fqid: %u\n",
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+ fq->fqid);
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+ FQUNLOCK(fq);
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+ PORTAL_IRQ_UNLOCK(p, irqflags);
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+ put_affine_portal();
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+ return -EIO;
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+ }
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+
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qm_fqd_stashing_set64(&mcc->initfq.fqd, phys_fq);
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}
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}
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