| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.6 52/73] i2c: iproc: generate stop event for slave writes | Date | Mon, 4 May 2020 19:57:55 +0200 |
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From: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
commit 068143a8195fb0fdeea1f3ca430b3db0f6d04a53 upstream.
When slave status is I2C_SLAVE_RX_END, generate I2C_SLAVE_STOP event to i2c_client.
Fixes: c245d94ed106 ("i2c: iproc: Add multi byte read-write support for slave mode") Signed-off-by: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com> Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/i2c/busses/i2c-bcm-iproc.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/i2c/busses/i2c-bcm-iproc.c +++ b/drivers/i2c/busses/i2c-bcm-iproc.c @@ -360,6 +360,9 @@ static bool bcm_iproc_i2c_slave_isr(stru value = (u8)((val >> S_RX_DATA_SHIFT) & S_RX_DATA_MASK); i2c_slave_event(iproc_i2c->slave, I2C_SLAVE_WRITE_RECEIVED, &value); + if (rx_status == I2C_SLAVE_RX_END) + i2c_slave_event(iproc_i2c->slave, + I2C_SLAVE_STOP, &value); } } else if (status & BIT(IS_S_TX_UNDERRUN_SHIFT)) { /* Master read other than start */
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