[RFC PATCH 02/13] misc: atmel_ssc: keep the count of pdev->id

[Richard Genoud]

With device tree, pdev->id is always -1, so we introduce a local
counter.

Signed-off-by: Richard Genoud <richard.genoud@xxxxxxxxx>
---
 drivers/misc/atmel-ssc.c |    7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c
index 3afbd82..d1ec5ab 100644
--- a/drivers/misc/atmel-ssc.c
+++ b/drivers/misc/atmel-ssc.c
@@ -173,6 +173,12 @@ out:
 	return err;
 }
 
+/* counter of ssc devive instances.
+ * With device tree pdev->id is always -1, so we have to keep the
+ * count ourselves
+ */
+static int ssc_device_id;
+
 static int ssc_probe(struct platform_device *pdev)
 {
 	struct resource *regs;
@@ -235,6 +241,7 @@ static int ssc_probe(struct platform_device *pdev)
 	}
 
 	spin_lock(&user_lock);
+	pdev->id = ssc_device_id++;
 	list_add_tail(&ssc->list, &ssc_list);
 	spin_unlock(&user_lock);
 
-- 
1.7.10.4

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