diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-04-10 08:49:26 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-04-10 08:49:26 +0200 |
| commit | 5790d407daa30356669758180b68144a9518da0a (patch) | |
| tree | 8e1cf20718103f6593418b1e80b1f74a2cd15fb6 /drivers/i2c/busses/i2c-imx-lpi2c.c | |
| parent | a8642cd11635a35a5f1dc31857887900d6610778 (diff) | |
| parent | 09a9639e56c01c7a00d6c0ca63f4c7c41abe075d (diff) | |
| download | linux-next-5790d407daa30356669758180b68144a9518da0a.tar.gz | |
Merge 6.3-rc6 into char-misc-next
We need it here to apply other char/misc driver changes to.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/i2c/busses/i2c-imx-lpi2c.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-imx-lpi2c.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c index 188f2a36d2fd..a49b14d52a98 100644 --- a/drivers/i2c/busses/i2c-imx-lpi2c.c +++ b/drivers/i2c/busses/i2c-imx-lpi2c.c @@ -463,6 +463,8 @@ static int lpi2c_imx_xfer(struct i2c_adapter *adapter, if (num == 1 && msgs[0].len == 0) goto stop; + lpi2c_imx->rx_buf = NULL; + lpi2c_imx->tx_buf = NULL; lpi2c_imx->delivered = 0; lpi2c_imx->msglen = msgs[i].len; init_completion(&lpi2c_imx->complete); @@ -503,10 +505,14 @@ disable: static irqreturn_t lpi2c_imx_isr(int irq, void *dev_id) { struct lpi2c_imx_struct *lpi2c_imx = dev_id; + unsigned int enabled; unsigned int temp; + enabled = readl(lpi2c_imx->base + LPI2C_MIER); + lpi2c_imx_intctrl(lpi2c_imx, 0); temp = readl(lpi2c_imx->base + LPI2C_MSR); + temp &= enabled; if (temp & MSR_RDF) lpi2c_imx_read_rxfifo(lpi2c_imx); |