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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2021-08-02 21:43:53 +0300
committerVinod Koul <vkoul@kernel.org>2021-08-06 19:17:46 +0530
commitdfa6a2f4c2eab087959faff5a87119c8ff766c74 (patch)
tree939b18744d30ebf9868ef625b128fd04b67953c5 /drivers/dma/dw
parentdmaengine: idxd: Remove unused status variable in irq_process_work_list() (diff)
downloadlinux-dev-dfa6a2f4c2eab087959faff5a87119c8ff766c74.tar.xz
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dmaengine: dw: Remove error message from DT parsing code
Users are a bit frightened of the harmless message that tells that DT is missed on ACPI-based platforms. Remove it for good, it will simplify the future conversion to fwnode and device property APIs. Fixes: a9ddb575d6d6 ("dmaengine: dw_dmac: Enhance device tree support") Depends-on: f5e84eae7956 ("dmaengine: dw: platform: Split OF helpers to separate module") BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=199379 Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Serge Semin <fancer.lancer@gmail.com> Tested-by: Serge Semin <fancer.lancer@gmail.com> Link: https://lore.kernel.org/r/20210802184355.49879-1-andriy.shevchenko@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/dw')
-rw-r--r--drivers/dma/dw/of.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/dma/dw/of.c b/drivers/dma/dw/of.c
index c1cf7675b9d1..4d2b89142721 100644
--- a/drivers/dma/dw/of.c
+++ b/drivers/dma/dw/of.c
@@ -54,11 +54,6 @@ struct dw_dma_platform_data *dw_dma_parse_dt(struct platform_device *pdev)
u32 nr_masters;
u32 nr_channels;
- if (!np) {
- dev_err(&pdev->dev, "Missing DT data\n");
- return NULL;
- }
-
if (of_property_read_u32(np, "dma-masters", &nr_masters))
return NULL;
if (nr_masters < 1 || nr_masters > DW_DMA_MAX_NR_MASTERS)