[U-Boot] [PATCH v3 6/9] power-domain: Add private data to power domain

Lokesh Vutla lokeshvutla at ti.com
Fri Jun 7 13:54:44 UTC 2019

Certain drivers want to attach private data corresponding to each
power domain. This data might be specific be to the drvier. So add
a priv entry into the power_domain structure.

Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
 include/power-domain.h | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/include/power-domain.h b/include/power-domain.h
index 00996057b0..ec2b70e0b5 100644
--- a/include/power-domain.h
+++ b/include/power-domain.h
@@ -55,23 +55,12 @@ struct udevice;
  * @dev: The device which implements the power domain.
  * @id: The power domain ID within the provider.
- *
- * Currently, the power domain API assumes that a single integer ID is enough
- * to identify and configure any power domain for any power domain provider. If
- * this assumption becomes invalid in the future, the struct could be expanded
- * to either (a) add more fields to allow power domain providers to store
- * additional information, or (b) replace the id field with an opaque pointer,
- * which the provider would dynamically allocate during its .of_xlate op, and
- * process during is .request op. This may require the addition of an extra op
- * to clean up the allocation.
+ * @priv: Private data corresponding to each power domain.
 struct power_domain {
 	struct udevice *dev;
-	/*
-	 * Written by of_xlate. We assume a single id is enough for now. In the
-	 * future, we might add more fields here.
-	 */
 	unsigned long id;
+	void *priv;

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