From 85c675d0d09a45a135bddd15d7b385f8758c32fb Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 18 May 2024 19:35:05 +0200 Subject: Adding upstream version 6.7.7. Signed-off-by: Daniel Baumann --- drivers/dma/ti/cppi41.c | 5 ++--- drivers/dma/ti/edma.c | 18 +++++++++++++----- drivers/dma/ti/k3-udma.c | 10 ++++++++-- drivers/dma/ti/omap-dma.c | 11 ++++------- 4 files changed, 27 insertions(+), 17 deletions(-) (limited to 'drivers/dma/ti') diff --git a/drivers/dma/ti/cppi41.c b/drivers/dma/ti/cppi41.c index c3555cfb06..7e0b06b5df 100644 --- a/drivers/dma/ti/cppi41.c +++ b/drivers/dma/ti/cppi41.c @@ -1156,7 +1156,7 @@ err_get_sync: return ret; } -static int cppi41_dma_remove(struct platform_device *pdev) +static void cppi41_dma_remove(struct platform_device *pdev) { struct cppi41_dd *cdd = platform_get_drvdata(pdev); int error; @@ -1173,7 +1173,6 @@ static int cppi41_dma_remove(struct platform_device *pdev) pm_runtime_dont_use_autosuspend(&pdev->dev); pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); - return 0; } static int __maybe_unused cppi41_suspend(struct device *dev) @@ -1244,7 +1243,7 @@ static const struct dev_pm_ops cppi41_pm_ops = { static struct platform_driver cpp41_dma_driver = { .probe = cppi41_dma_probe, - .remove = cppi41_dma_remove, + .remove_new = cppi41_dma_remove, .driver = { .name = "cppi41-dma-engine", .pm = &cppi41_pm_ops, diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c index 33d6d931b3..5f8d2e93ff 100644 --- a/drivers/dma/ti/edma.c +++ b/drivers/dma/ti/edma.c @@ -202,7 +202,7 @@ struct edma_desc { u32 residue; u32 residue_stat; - struct edma_pset pset[]; + struct edma_pset pset[] __counted_by(pset_nr); }; struct edma_cc; @@ -2404,6 +2404,11 @@ static int edma_probe(struct platform_device *pdev) if (irq > 0) { irq_name = devm_kasprintf(dev, GFP_KERNEL, "%s_ccint", dev_name(dev)); + if (!irq_name) { + ret = -ENOMEM; + goto err_disable_pm; + } + ret = devm_request_irq(dev, irq, dma_irq_handler, 0, irq_name, ecc); if (ret) { @@ -2420,6 +2425,11 @@ static int edma_probe(struct platform_device *pdev) if (irq > 0) { irq_name = devm_kasprintf(dev, GFP_KERNEL, "%s_ccerrint", dev_name(dev)); + if (!irq_name) { + ret = -ENOMEM; + goto err_disable_pm; + } + ret = devm_request_irq(dev, irq, dma_ccerr_handler, 0, irq_name, ecc); if (ret) { @@ -2550,7 +2560,7 @@ static void edma_cleanupp_vchan(struct dma_device *dmadev) } } -static int edma_remove(struct platform_device *pdev) +static void edma_remove(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct edma_cc *ecc = dev_get_drvdata(dev); @@ -2568,8 +2578,6 @@ static int edma_remove(struct platform_device *pdev) edma_free_slot(ecc, ecc->dummy_slot); pm_runtime_put_sync(dev); pm_runtime_disable(dev); - - return 0; } #ifdef CONFIG_PM_SLEEP @@ -2628,7 +2636,7 @@ static const struct dev_pm_ops edma_pm_ops = { static struct platform_driver edma_driver = { .probe = edma_probe, - .remove = edma_remove, + .remove_new = edma_remove, .driver = { .name = "edma", .pm = &edma_pm_ops, diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index 30fd2f386f..037f1408e7 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -3968,6 +3968,7 @@ static void udma_desc_pre_callback(struct virt_dma_chan *vc, { struct udma_chan *uc = to_udma_chan(&vc->chan); struct udma_desc *d; + u8 status; if (!vd) return; @@ -3977,12 +3978,12 @@ static void udma_desc_pre_callback(struct virt_dma_chan *vc, if (d->metadata_size) udma_fetch_epib(uc, d); - /* Provide residue information for the client */ if (result) { void *desc_vaddr = udma_curr_cppi5_desc_vaddr(d, d->desc_idx); if (cppi5_desc_get_type(desc_vaddr) == CPPI5_INFO0_DESC_TYPE_VAL_HOST) { + /* Provide residue information for the client */ result->residue = d->residue - cppi5_hdesc_get_pktlen(desc_vaddr); if (result->residue) @@ -3991,7 +3992,12 @@ static void udma_desc_pre_callback(struct virt_dma_chan *vc, result->result = DMA_TRANS_NOERROR; } else { result->residue = 0; - result->result = DMA_TRANS_NOERROR; + /* Propagate TR Response errors to the client */ + status = d->hwdesc[0].tr_resp_base->status; + if (status) + result->result = DMA_TRANS_ABORTED; + else + result->result = DMA_TRANS_NOERROR; } } } diff --git a/drivers/dma/ti/omap-dma.c b/drivers/dma/ti/omap-dma.c index cf96cf915c..b9e0e22383 100644 --- a/drivers/dma/ti/omap-dma.c +++ b/drivers/dma/ti/omap-dma.c @@ -124,7 +124,7 @@ struct omap_desc { uint32_t csdp; /* CSDP value */ unsigned sglen; - struct omap_sg sg[]; + struct omap_sg sg[] __counted_by(sglen); }; enum { @@ -1005,6 +1005,7 @@ static struct dma_async_tx_descriptor *omap_dma_prep_slave_sg( d = kzalloc(struct_size(d, sg, sglen), GFP_ATOMIC); if (!d) return NULL; + d->sglen = sglen; d->dir = dir; d->dev_addr = dev_addr; @@ -1120,8 +1121,6 @@ static struct dma_async_tx_descriptor *omap_dma_prep_slave_sg( } } - d->sglen = sglen; - /* Release the dma_pool entries if one allocation failed */ if (ll_failed) { for (i = 0; i < d->sglen; i++) { @@ -1844,7 +1843,7 @@ static int omap_dma_probe(struct platform_device *pdev) return rc; } -static int omap_dma_remove(struct platform_device *pdev) +static void omap_dma_remove(struct platform_device *pdev) { struct omap_dmadev *od = platform_get_drvdata(pdev); int irq; @@ -1869,8 +1868,6 @@ static int omap_dma_remove(struct platform_device *pdev) dma_pool_destroy(od->desc_pool); omap_dma_free(od); - - return 0; } static const struct omap_dma_config omap2420_data = { @@ -1918,7 +1915,7 @@ MODULE_DEVICE_TABLE(of, omap_dma_match); static struct platform_driver omap_dma_driver = { .probe = omap_dma_probe, - .remove = omap_dma_remove, + .remove_new = omap_dma_remove, .driver = { .name = "omap-dma-engine", .of_match_table = omap_dma_match, -- cgit v1.2.3