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dmaengine: dw: Remove error message from DT parsing code

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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: a9ddb575d6 ("dmaengine: dw_dmac: Enhance device tree support")
Depends-on: f5e84eae79 ("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>
This commit is contained in:
Andy Shevchenko 2021-08-02 21:43:53 +03:00 committed by Vinod Koul
parent 53cbf462f6
commit dfa6a2f4c2
1 changed files with 0 additions and 5 deletions
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5
drivers/dma/dw/of.c
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@ -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)