[PATCH net-next 3/5] ptp: clockmatrix: remove 5 second delay before entering write phase mode

From: min.li.xe
Date: Mon Nov 16 2020 - 14:58:15 EST


From: Min Li <min.li.xe@xxxxxxxxxxx>

Remove write phase mode 5 second setup delay, not needed.

Signed-off-by: Min Li <min.li.xe@xxxxxxxxxxx>
---
drivers/ptp/ptp_clockmatrix.c | 22 ----------------------
drivers/ptp/ptp_clockmatrix.h | 1 -
2 files changed, 23 deletions(-)

diff --git a/drivers/ptp/ptp_clockmatrix.c b/drivers/ptp/ptp_clockmatrix.c
index 5991f0f..9af6335 100644
--- a/drivers/ptp/ptp_clockmatrix.c
+++ b/drivers/ptp/ptp_clockmatrix.c
@@ -72,16 +72,6 @@ static int contains_full_configuration(const struct firmware *fw)
return (count >= full_count);
}

-static long set_write_phase_ready(struct ptp_clock_info *ptp)
-{
- struct idtcm_channel *channel =
- container_of(ptp, struct idtcm_channel, caps);
-
- channel->write_phase_ready = 1;
-
- return 0;
-}
-
static int char_array_to_timespec(u8 *buf,
u8 count,
struct timespec64 *ts)
@@ -1382,16 +1372,8 @@ static int _idtcm_adjphase(struct idtcm_channel *channel, s32 delta_ns)

if (err)
return err;
-
- channel->write_phase_ready = 0;
-
- ptp_schedule_worker(channel->ptp_clock,
- msecs_to_jiffies(WR_PHASE_SETUP_MS));
}

- if (!channel->write_phase_ready)
- delta_ns = 0;
-
offset_ps = (s64)delta_ns * 1000;

/*
@@ -1971,7 +1953,6 @@ static const struct ptp_clock_info idtcm_caps_v487 = {
.gettime64 = &idtcm_gettime,
.settime64 = &idtcm_settime_v487,
.enable = &idtcm_enable,
- .do_aux_work = &set_write_phase_ready,
};

static const struct ptp_clock_info idtcm_caps = {
@@ -1984,7 +1965,6 @@ static const struct ptp_clock_info idtcm_caps = {
.gettime64 = &idtcm_gettime,
.settime64 = &idtcm_settime,
.enable = &idtcm_enable,
- .do_aux_work = &set_write_phase_ready,
};

static int configure_channel_pll(struct idtcm_channel *channel)
@@ -2154,8 +2134,6 @@ static int idtcm_enable_channel(struct idtcm *idtcm, u32 index)
if (!channel->ptp_clock)
return -ENOTSUPP;

- channel->write_phase_ready = 0;
-
dev_info(&idtcm->client->dev, "PLL%d registered as ptp%d\n",
index, channel->ptp_clock->index);

diff --git a/drivers/ptp/ptp_clockmatrix.h b/drivers/ptp/ptp_clockmatrix.h
index 713e41a..dd3436e 100644
--- a/drivers/ptp/ptp_clockmatrix.h
+++ b/drivers/ptp/ptp_clockmatrix.h
@@ -125,7 +125,6 @@ struct idtcm_channel {
enum pll_mode pll_mode;
u8 pll;
u16 output_mask;
- int write_phase_ready;
};

struct idtcm {
--
2.7.4