Thread (14 messages) 14 messages, 5 authors, 2014-01-23

[PATCH v2 1/2] dmaengine: add Qualcomm BAM dma driver

From: Kumar Gala <hidden>
Date: 2014-01-23 20:17:19
Also in: linux-arm-msm, linux-devicetree

On Jan 21, 2014, at 5:01 PM, Andy Gross [off-list ref] wrote:
On Tue, Jan 21, 2014 at 09:03:43AM +0100, Arnd Bergmann wrote:
quoted
On Monday 20 January 2014 16:52:45 Andy Gross wrote:
quoted
quoted
quoted
+#ifdef CONFIG_OF
+static const struct of_device_id bam_of_match[] = {
+	{ .compatible = "qcom,bam-v1.4.0", },
+	{ .compatible = "qcom,bam-v1.4.1", },
+	{}
+};
+MODULE_DEVICE_TABLE(of, bam_of_match);
+#endif
Also, you can remove the #ifdef here and the of_match_ptr() below.
If this is removed, then I'll have to add the OF dependency in the Kconfig,
correct?
I believe it will still compile without the CONFIG_OF dependency, but
having the dependency still makes sense as it's impossible to use the
driver without CONFIG_OF.

The best dependency line is probably

	depends on (ARCH_MSM && OF) || COMPILE_TEST"

If you expect the same driver to be used on non-MSM platforms from
qualcomm, e.g. some networking or server equipment, you can also just
drop the ARCH_MSM dependency.

Thanks for the clarification.  I think I'll probably do:
ARCH_MSM_DT || (COMPILE_TEST && ARM)
Didn?t you need it to be:

ARCH_MSM_DT || (COMPILE_TEST && OF && ARM)

- k

-- 
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
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