Thread (1 message) 1 message, 1 author, 2014-09-18

[PATCH v2 1/2] bcma: register bcma as device tree driver

From: hauke@hauke-m.de (Hauke Mehrtens)
Date: 2014-09-18 20:52:11
Also in: linux-devicetree, linux-wireless

On 09/18/2014 10:03 PM, Rafa? Mi?ecki wrote:
On 16 September 2014 23:56, Hauke Mehrtens [off-list ref] wrote:
quoted
+The cores on the AXI bus are auto detected by bcma. bcma automatically
+detects the cores
I'm far from being an English expert, but above is kind of pleonasm to me ;)
Yes to me too. ;-)
quoted
and the memory ranges they are using and they get
+registered afterwards. Automatic detection of the IRQ number is not
+possible on BCM47xx/BCM53xx ARM and MIPS SoCs.
Should we replace "not possible" with something like "not reliable"?
After the last info we got from Arend.
Yes that sounds good.
quoted
+#ifdef CONFIG_BCMA_HOST_SOC
+/* host_pci.c */
s/pci/soc/

quoted
+#ifdef CONFIG_OF
+extern int __init bcma_host_soc_register_driver(void);
+extern void __exit bcma_host_soc_unregister_driver(void);
+#else
+static inline int __init bcma_host_soc_register_driver(void)
+{
+       return 0;
+}
+static inline void __exit bcma_host_soc_unregister_driver(void)
+{
+}
+#endif /* CONFIG_OF */
+#endif /* CONFIG_BCMA_HOST_SOC */
OK, so you just made bcma_host_soc_(un)register_driver calls safe above.

quoted
diff --git a/drivers/bcma/main.c b/drivers/bcma/main.c
index c421403..e5d578c 100644
--- a/drivers/bcma/main.c
+++ b/drivers/bcma/main.c
@@ -528,6 +528,13 @@ static int __init bcma_modinit(void)
        if (err)
                return err;

+#ifdef CONFIG_BCMA_HOST_SOC
+       err = bcma_host_soc_register_driver();
+       if (err) {
+               pr_err("SoC host initialization failed\n");
+               err = 0;
+       }
+#endif
And above you check for CONFIG_ anyway.
Yes that sounds good.
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