* [PATCH][next] i2c: mv64xxx: Use fallthrough pseudo-keyword
@ 2020-07-16 21:54 Gustavo A. R. Silva
2020-07-17 6:44 ` Gregory CLEMENT
0 siblings, 1 reply; 2+ messages in thread
From: Gustavo A. R. Silva @ 2020-07-16 21:54 UTC (permalink / raw)
To: Gregory CLEMENT; +Cc: linux-i2c, linux-kernel, Gustavo A. R. Silva
Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1].
[1] https://www.kernel.org/doc/html/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
drivers/i2c/busses/i2c-mv64xxx.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index 829b8c98ae51..8d9d4ffdcd24 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -251,7 +251,7 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status)
MV64XXX_I2C_STATE_WAITING_FOR_ADDR_2_ACK;
break;
}
- /* FALLTHRU */
+ fallthrough;
case MV64XXX_I2C_STATUS_MAST_WR_ADDR_2_ACK: /* 0xd0 */
case MV64XXX_I2C_STATUS_MAST_WR_ACK: /* 0x28 */
if ((drv_data->bytes_left == 0)
@@ -282,14 +282,14 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status)
MV64XXX_I2C_STATE_WAITING_FOR_ADDR_2_ACK;
break;
}
- /* FALLTHRU */
+ fallthrough;
case MV64XXX_I2C_STATUS_MAST_RD_ADDR_2_ACK: /* 0xe0 */
if (drv_data->bytes_left == 0) {
drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP;
drv_data->state = MV64XXX_I2C_STATE_IDLE;
break;
}
- /* FALLTHRU */
+ fallthrough;
case MV64XXX_I2C_STATUS_MAST_RD_DATA_ACK: /* 0x50 */
if (status != MV64XXX_I2C_STATUS_MAST_RD_DATA_ACK)
drv_data->action = MV64XXX_I2C_ACTION_CONTINUE;
@@ -417,8 +417,7 @@ mv64xxx_i2c_do_action(struct mv64xxx_i2c_data *drv_data)
"mv64xxx_i2c_do_action: Invalid action: %d\n",
drv_data->action);
drv_data->rc = -EIO;
-
- /* FALLTHRU */
+ fallthrough;
case MV64XXX_I2C_ACTION_SEND_STOP:
drv_data->cntl_bits &= ~MV64XXX_I2C_REG_CONTROL_INTEN;
writel(drv_data->cntl_bits | MV64XXX_I2C_REG_CONTROL_STOP,
--
2.27.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH][next] i2c: mv64xxx: Use fallthrough pseudo-keyword
2020-07-16 21:54 [PATCH][next] i2c: mv64xxx: Use fallthrough pseudo-keyword Gustavo A. R. Silva
@ 2020-07-17 6:44 ` Gregory CLEMENT
0 siblings, 0 replies; 2+ messages in thread
From: Gregory CLEMENT @ 2020-07-17 6:44 UTC (permalink / raw)
To: Gustavo A. R. Silva; +Cc: linux-i2c, linux-kernel, Gustavo A. R. Silva
"Gustavo A. R. Silva" <gustavoars@kernel.org> writes:
> Replace the existing /* fall through */ comments and its variants with
> the new pseudo-keyword macro fallthrough[1].
>
> [1] https://www.kernel.org/doc/html/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through
>
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Gregory CLEMENT <gregory.clement@bootlin.com>
> ---
> drivers/i2c/busses/i2c-mv64xxx.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
> index 829b8c98ae51..8d9d4ffdcd24 100644
> --- a/drivers/i2c/busses/i2c-mv64xxx.c
> +++ b/drivers/i2c/busses/i2c-mv64xxx.c
> @@ -251,7 +251,7 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status)
> MV64XXX_I2C_STATE_WAITING_FOR_ADDR_2_ACK;
> break;
> }
> - /* FALLTHRU */
> + fallthrough;
> case MV64XXX_I2C_STATUS_MAST_WR_ADDR_2_ACK: /* 0xd0 */
> case MV64XXX_I2C_STATUS_MAST_WR_ACK: /* 0x28 */
> if ((drv_data->bytes_left == 0)
> @@ -282,14 +282,14 @@ mv64xxx_i2c_fsm(struct mv64xxx_i2c_data *drv_data, u32 status)
> MV64XXX_I2C_STATE_WAITING_FOR_ADDR_2_ACK;
> break;
> }
> - /* FALLTHRU */
> + fallthrough;
> case MV64XXX_I2C_STATUS_MAST_RD_ADDR_2_ACK: /* 0xe0 */
> if (drv_data->bytes_left == 0) {
> drv_data->action = MV64XXX_I2C_ACTION_SEND_STOP;
> drv_data->state = MV64XXX_I2C_STATE_IDLE;
> break;
> }
> - /* FALLTHRU */
> + fallthrough;
> case MV64XXX_I2C_STATUS_MAST_RD_DATA_ACK: /* 0x50 */
> if (status != MV64XXX_I2C_STATUS_MAST_RD_DATA_ACK)
> drv_data->action = MV64XXX_I2C_ACTION_CONTINUE;
> @@ -417,8 +417,7 @@ mv64xxx_i2c_do_action(struct mv64xxx_i2c_data *drv_data)
> "mv64xxx_i2c_do_action: Invalid action: %d\n",
> drv_data->action);
> drv_data->rc = -EIO;
> -
> - /* FALLTHRU */
> + fallthrough;
> case MV64XXX_I2C_ACTION_SEND_STOP:
> drv_data->cntl_bits &= ~MV64XXX_I2C_REG_CONTROL_INTEN;
> writel(drv_data->cntl_bits | MV64XXX_I2C_REG_CONTROL_STOP,
> --
> 2.27.0
>
--
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com
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2020-07-17 6:44 ` Gregory CLEMENT
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