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i2c: iproc: generate stop event for slave writes

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commit 068143a819 upstream.

When slave status is I2C_SLAVE_RX_END, generate I2C_SLAVE_STOP
event to i2c_client.

Fixes: c245d94ed1 ("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>
This commit is contained in:
Rayagonda Kokatanur
2020-03-22 23:50:19 +05:30
committed by Greg Kroah-Hartman
parent 92c9919781
commit 44e2a98e2b
1 changed files with 3 additions and 0 deletions
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3
drivers/i2c/busses/i2c-bcm-iproc.c
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@@ -359,6 +359,9 @@ static bool bcm_iproc_i2c_slave_isr(struct bcm_iproc_i2c_dev *iproc_i2c,
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 */