linux-kernel - [RFC PATCH v2 7/7] i2c: algo: bit: HACK! add atomic callback

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Message-Id: <20190302134735.4393-8-wsa+renesas@sang-engineering.com>
Date:   Sat,  2 Mar 2019 14:47:35 +0100
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-i2c@...r.kernel.org
Cc:     linux-renesas-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, Keerthy <j-keerthy@...com>,
        Peter Rosin <peda@...ntia.se>,
        Tony Lindgren <tony@...mide.com>,
        Russell King <linux@...linux.org.uk>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Stefan Lengfeld <contact@...fanchrist.eu>,
        Phil Reid <preid@...ctromag.com.au>,
        Tero Kristo <t-kristo@...com>, linux-omap@...r.kernel.org,
        linux-tegra@...r.kernel.org,
        Wolfram Sang <wsa+renesas@...g-engineering.com>
Subject: [RFC PATCH v2 7/7] i2c: algo: bit: HACK! add atomic callback

This is only for testing and will work only for bitbanging which is done
without generating irqs. Not for upstream!

Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---
 drivers/i2c/algos/i2c-algo-bit.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
index 5e5990a83da5..a9c361947de1 100644
--- a/drivers/i2c/algos/i2c-algo-bit.c
+++ b/drivers/i2c/algos/i2c-algo-bit.c
@@ -615,8 +615,9 @@ static u32 bit_func(struct i2c_adapter *adap)
 /* -----exported algorithm data: -------------------------------------	*/
 
 const struct i2c_algorithm i2c_bit_algo = {
-	.master_xfer	= bit_xfer,
-	.functionality	= bit_func,
+	.master_xfer = bit_xfer,
+	.master_xfer_atomic = bit_xfer,
+	.functionality = bit_func,
 };
 EXPORT_SYMBOL(i2c_bit_algo);
 
-- 
2.11.0