From 068143a8195fb0fdeea1f3ca430b3db0f6d04a53 Mon Sep 17 00:00:00 2001
From: Rayagonda Kokatanur <rayagonda.kokatanur@broadcom.com>
Date: Sun, 22 Mar 2020 23:50:19 +0530
Subject: [PATCH] i2c: iproc: generate stop event for slave writes
Git-commit: 068143a8195fb0fdeea1f3ca430b3db0f6d04a53
Patch-mainline: v5.7-rc4
References: git-fixes
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>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/i2c/busses/i2c-bcm-iproc.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/i2c/busses/i2c-bcm-iproc.c b/drivers/i2c/busses/i2c-bcm-iproc.c
index 44be0926b566..d091a12596ad 100644
--- 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(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 */
--
2.16.4