diff mbox series

[1/3] i2c: mediatek: Fix send master code at more than 1MHz

Message ID 1618642012-10444-2-git-send-email-qii.wang@mediatek.com (mailing list archive)
State New
Headers show
Series Add some fix patches | expand

Commit Message

Qii Wang April 17, 2021, 6:46 a.m. UTC
There are some omissions in the previous patch about replacing
I2C_MAX_FAST_MODE__FREQ with I2C_MAX_FAST_MODE_PLUS_FREQ and
need to fix it.

Fixes: b44658e755b5("i2c: mediatek: Send i2c master code at more than 1MHz")
Signed-off-by: Qii Wang <qii.wang@mediatek.com>
---
 drivers/i2c/busses/i2c-mt65xx.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

Comments

Wolfram Sang April 17, 2021, 8:06 p.m. UTC | #1
On Sat, Apr 17, 2021 at 02:46:50PM +0800, Qii Wang wrote:
> There are some omissions in the previous patch about replacing
> I2C_MAX_FAST_MODE__FREQ with I2C_MAX_FAST_MODE_PLUS_FREQ and
> need to fix it.
> 
> Fixes: b44658e755b5("i2c: mediatek: Send i2c master code at more than 1MHz")
> Signed-off-by: Qii Wang <qii.wang@mediatek.com>

Applied to for-next, thanks!
diff mbox series

Patch

diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 2ffd2f3..3e34261 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -564,7 +564,7 @@  static const struct i2c_spec_values *mtk_i2c_get_spec(unsigned int speed)
 
 static int mtk_i2c_max_step_cnt(unsigned int target_speed)
 {
-	if (target_speed > I2C_MAX_FAST_MODE_FREQ)
+	if (target_speed > I2C_MAX_FAST_MODE_PLUS_FREQ)
 		return MAX_HS_STEP_CNT_DIV;
 	else
 		return MAX_STEP_CNT_DIV;
@@ -635,7 +635,7 @@  static int mtk_i2c_check_ac_timing(struct mtk_i2c *i2c,
 	if (sda_min > sda_max)
 		return -3;
 
-	if (check_speed > I2C_MAX_FAST_MODE_FREQ) {
+	if (check_speed > I2C_MAX_FAST_MODE_PLUS_FREQ) {
 		if (i2c->dev_comp->ltiming_adjust) {
 			i2c->ac_timing.hs = I2C_TIME_DEFAULT_VALUE |
 				(sample_cnt << 12) | (high_cnt << 8);
@@ -850,7 +850,7 @@  static int mtk_i2c_do_transfer(struct mtk_i2c *i2c, struct i2c_msg *msgs,
 
 	control_reg = mtk_i2c_readw(i2c, OFFSET_CONTROL) &
 			~(I2C_CONTROL_DIR_CHANGE | I2C_CONTROL_RS);
-	if ((i2c->speed_hz > I2C_MAX_FAST_MODE_FREQ) || (left_num >= 1))
+	if ((i2c->speed_hz > I2C_MAX_FAST_MODE_PLUS_FREQ) || (left_num >= 1))
 		control_reg |= I2C_CONTROL_RS;
 
 	if (i2c->op == I2C_MASTER_WRRD)
@@ -1067,7 +1067,8 @@  static int mtk_i2c_transfer(struct i2c_adapter *adap,
 		}
 	}
 
-	if (i2c->auto_restart && num >= 2 && i2c->speed_hz > I2C_MAX_FAST_MODE_FREQ)
+	if (i2c->auto_restart && num >= 2 &&
+		i2c->speed_hz > I2C_MAX_FAST_MODE_PLUS_FREQ)
 		/* ignore the first restart irq after the master code,
 		 * otherwise the first transfer will be discarded.
 		 */