[PATCH 52/70] net/ice/base: clean the main timer command register

[Qi Zhang]

Clean the main timer command register after use to avoid residual
command execution, such as re-initialization of the main timer.

Signed-off-by: Sergey Temerkhanov <sergey.temerkha...@intel.com>
Signed-off-by: Qi Zhang <qi.z.zh...@intel.com>
---
 drivers/net/ice/base/ice_ptp_hw.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ice/base/ice_ptp_hw.c 
b/drivers/net/ice/base/ice_ptp_hw.c
index dfb9d08224..f5ebf5f328 100644
--- a/drivers/net/ice/base/ice_ptp_hw.c
+++ b/drivers/net/ice/base/ice_ptp_hw.c
@@ -3751,6 +3751,7 @@ ice_read_phy_and_phc_time_e822(struct ice_hw *hw, u8 
port, u64 *phy_time,
 
        /* Issue the sync to start the ICE_PTP_READ_TIME capture */
        ice_ptp_exec_tmr_cmd(hw);
+       ice_ptp_clean_cmd(hw);
 
        /* Read the captured PHC time from the shadow time registers */
        zo = rd32(hw, GLTSYN_SHTIME_0(tmr_idx));
@@ -3825,6 +3826,7 @@ static enum ice_status ice_sync_phy_timer_e822(struct 
ice_hw *hw, u8 port)
 
        /* Issue the sync to activate the time adjustment */
        ice_ptp_exec_tmr_cmd(hw);
+       ice_ptp_clean_cmd(hw);
 
        /* Re-capture the timer values to flush the command registers and
         * verify that the time was properly adjusted.
@@ -3920,6 +3922,7 @@ ice_start_phy_timer_e822(struct ice_hw *hw, u8 port, bool 
bypass)
        u64 incval;
        u8 tmr_idx;
 
+       ice_ptp_clean_cmd(hw);
        tmr_idx = ice_get_ptp_src_clock_index(hw);
 
        status = ice_stop_phy_timer_e822(hw, port, false);
@@ -4913,6 +4916,7 @@ ice_ptp_tmr_cmd(struct ice_hw *hw, enum ice_ptp_tmr_cmd 
cmd, bool lock_sbq)
         * commands synchronously
         */
        ice_ptp_exec_tmr_cmd(hw);
+       ice_ptp_clean_cmd(hw);
 
        return ICE_SUCCESS;
 }
-- 
2.31.1