[PATCH 14/14] mfd: Add WM8350 subdevice registration helper

From: Mark Brown
Date: Fri Oct 10 2008 - 11:01:39 EST


Most of the subdevices for the WM8350 code are registered in the same
fashion so factor out the code to do the initial registration.

Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/mfd/wm8350-core.c | 26 ++++++++++++++++++++++++++
1 files changed, 26 insertions(+), 0 deletions(-)

diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index 9a1a0b2..cd1f76e 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -1130,6 +1130,32 @@ out:
}
EXPORT_SYMBOL_GPL(wm8350_create_cache);

+/*
+ * Register a client device. This is non-fatal since there is no need to
+ * fail the entire device init due to a single platform device failing.
+ */
+static void wm8350_client_dev_register(struct wm8350 *wm8350,
+ const char *name,
+ struct platform_device **pdev)
+{
+ int ret;
+
+ *pdev = platform_device_alloc(name, -1);
+ if (pdev == NULL) {
+ dev_err(wm8350->dev, "Failed to allocate %s\n", name);
+ return;
+ }
+
+ (*pdev)->dev.parent = wm8350->dev;
+ platform_set_drvdata(*pdev, wm8350);
+ ret = platform_device_add(*pdev);
+ if (ret != 0) {
+ dev_err(wm8350->dev, "Failed to register %s: %d\n", name, ret);
+ platform_device_put(*pdev);
+ *pdev = NULL;
+ }
+}
+
int wm8350_device_init(struct wm8350 *wm8350, int irq,
struct wm8350_platform_data *pdata)
{
--
1.5.6.5

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