diff mbox series

[09/12] i2c: ocores: enable atomic xfers

Message ID 20190403124019.8947-10-wsa+renesas@sang-engineering.com
State Deferred
Headers show
Series i2c: core: introduce atomic transfers | expand

Commit Message

Wolfram Sang April 3, 2019, 12:40 p.m. UTC
The driver already has the routine in place, tie it to the new callback.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: Andrew Lunn <andrew@lunn.ch>
---
 drivers/i2c/busses/i2c-ocores.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Andrew Lunn April 5, 2019, 7:20 p.m. UTC | #1
On Wed, Apr 03, 2019 at 02:40:16PM +0200, Wolfram Sang wrote:
> The driver already has the routine in place, tie it to the new callback.
> 
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> Cc: Andrew Lunn <andrew@lunn.ch>

The polling function was not really designed with the intention to be
used in atomic context. But it does appear to be safe to use in that
context.

So

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew
diff mbox series

Patch

diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index 1b99f467aae0..c3dabee0aa35 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -442,6 +442,7 @@  static u32 ocores_func(struct i2c_adapter *adap)
 
 static struct i2c_algorithm ocores_algorithm = {
 	.master_xfer = ocores_xfer,
+	.master_xfer_atomic = ocores_xfer_polling,
 	.functionality = ocores_func,
 };