diff options
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/ti/k3-udma-private.c | 6 | ||||
| -rw-r--r-- | drivers/dma/xilinx/xilinx_dma.c | 21 | ||||
| -rw-r--r-- | drivers/dma/xilinx/zynqmp_dma.c | 2 |
3 files changed, 17 insertions, 12 deletions
diff --git a/drivers/dma/ti/k3-udma-private.c b/drivers/dma/ti/k3-udma-private.c index d4f1e4e9603a..85e00701473c 100644 --- a/drivers/dma/ti/k3-udma-private.c +++ b/drivers/dma/ti/k3-udma-private.c @@ -31,14 +31,14 @@ struct udma_dev *of_xudma_dev_get(struct device_node *np, const char *property) } pdev = of_find_device_by_node(udma_node); + if (np != udma_node) + of_node_put(udma_node); + if (!pdev) { pr_debug("UDMA device not found\n"); return ERR_PTR(-EPROBE_DEFER); } - if (np != udma_node) - of_node_put(udma_node); - ud = platform_get_drvdata(pdev); if (!ud) { pr_debug("UDMA has not been probed\n"); diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c index 6276934d4d2b..8cd4e69dc7b4 100644 --- a/drivers/dma/xilinx/xilinx_dma.c +++ b/drivers/dma/xilinx/xilinx_dma.c @@ -3040,9 +3040,10 @@ static int xilinx_dma_probe(struct platform_device *pdev) /* Request and map I/O memory */ xdev->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(xdev->regs)) - return PTR_ERR(xdev->regs); - + if (IS_ERR(xdev->regs)) { + err = PTR_ERR(xdev->regs); + goto disable_clks; + } /* Retrieve the DMA engine properties from the device tree */ xdev->max_buffer_len = GENMASK(XILINX_DMA_MAX_TRANS_LEN_MAX - 1, 0); xdev->s2mm_chan_id = xdev->dma_config->max_channels / 2; @@ -3070,7 +3071,7 @@ static int xilinx_dma_probe(struct platform_device *pdev) if (err < 0) { dev_err(xdev->dev, "missing xlnx,num-fstores property\n"); - return err; + goto disable_clks; } err = of_property_read_u32(node, "xlnx,flush-fsync", @@ -3090,7 +3091,11 @@ static int xilinx_dma_probe(struct platform_device *pdev) xdev->ext_addr = false; /* Set the dma mask bits */ - dma_set_mask_and_coherent(xdev->dev, DMA_BIT_MASK(addr_width)); + err = dma_set_mask_and_coherent(xdev->dev, DMA_BIT_MASK(addr_width)); + if (err < 0) { + dev_err(xdev->dev, "DMA mask error %d\n", err); + goto disable_clks; + } /* Initialize the DMA engine */ xdev->common.dev = &pdev->dev; @@ -3137,7 +3142,7 @@ static int xilinx_dma_probe(struct platform_device *pdev) for_each_child_of_node(node, child) { err = xilinx_dma_child_probe(xdev, child); if (err < 0) - goto disable_clks; + goto error; } if (xdev->dma_config->dmatype == XDMA_TYPE_VDMA) { @@ -3172,12 +3177,12 @@ static int xilinx_dma_probe(struct platform_device *pdev) return 0; -disable_clks: - xdma_disable_allclks(xdev); error: for (i = 0; i < xdev->dma_config->max_channels; i++) if (xdev->chan[i]) xilinx_dma_chan_remove(xdev->chan[i]); +disable_clks: + xdma_disable_allclks(xdev); return err; } diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c index dc299ab36818..3f4ee3954384 100644 --- a/drivers/dma/xilinx/zynqmp_dma.c +++ b/drivers/dma/xilinx/zynqmp_dma.c @@ -849,7 +849,7 @@ static struct dma_async_tx_descriptor *zynqmp_dma_prep_memcpy( zynqmp_dma_desc_config_eod(chan, desc); async_tx_ack(&first->async_tx); - first->async_tx.flags = flags; + first->async_tx.flags = (enum dma_ctrl_flags)flags; return &first->async_tx; } |