[PATCH] drm/dp: Set the MOT bit for Write_Status_Update_Request transactions

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The Write_Status_Update_Request I2C transaction requires the MOT bit to
be set, Change the logical AND to OR to fix what looks like a typo.

Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Fixes: 68ec2a2a2481 ("drm/dp: Use I2C_WRITE_STATUS_UPDATE to drain partial I2C_WRITE requests")
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
---
 drivers/gpu/drm/drm_dp_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c
index 2d6c491a0542..d98805b517f0 100644
--- a/drivers/gpu/drm/drm_dp_helper.c
+++ b/drivers/gpu/drm/drm_dp_helper.c
@@ -677,7 +677,7 @@ static void drm_dp_i2c_msg_write_status_update(struct drm_dp_aux_msg *msg)
 	 * rest of the message
 	 */
 	if ((msg->request & ~DP_AUX_I2C_MOT) == DP_AUX_I2C_WRITE) {
-		msg->request &= DP_AUX_I2C_MOT;
+		msg->request |= DP_AUX_I2C_MOT;
 		msg->request |= DP_AUX_I2C_WRITE_STATUS_UPDATE;
 	}
 }
-- 
2.17.1

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