mirror of https://gitee.com/openkylin/linux.git
ptp: ptp_clockmatrix: Coding style - tighten vertical spacing.
Code clean-up. * Remove blank line between variable declarations. * Remove blank line between: err = blah(...) if (err) ... * Remove unnecessary blank line before/after loop constructs. Signed-off-by: Vincent Cheng <vincent.cheng.xh@renesas.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vincent Cheng
David S. Miller
parent
1c49d3e947
commit
fcfd37573a
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@ -229,7 +229,6 @@ static int idtcm_page_offset(struct idtcm *idtcm, u8 val)
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buf[3] = 0x20;
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err = idtcm_xfer_write(idtcm, PAGE_ADDR, buf, sizeof(buf));
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if (err) {
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idtcm->page_offset = 0xff;
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dev_err(&idtcm->client->dev, "failed to set page offset");
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@ -254,7 +253,6 @@ static int _idtcm_rdwr(struct idtcm *idtcm,
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lo = regaddr & 0xff;
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err = idtcm_page_offset(idtcm, hi);
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if (err)
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return err;
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@ -312,7 +310,6 @@ static int wait_for_boot_status_ready(struct idtcm *idtcm)
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do {
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err = read_boot_status(idtcm, &status);
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if (err)
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return err;
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@ -415,14 +412,12 @@ static int _idtcm_gettime(struct idtcm_channel *channel,
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/* wait trigger to be 0 */
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while (trigger & TOD_READ_TRIGGER_MASK) {
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if (idtcm->calculate_overhead_flag)
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idtcm->start_time = ktime_get_raw();
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err = idtcm_read(idtcm, channel->tod_read_primary,
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TOD_READ_PRIMARY_CMD, &trigger,
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sizeof(trigger));
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if (err)
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return err;
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@ -432,7 +427,6 @@ static int _idtcm_gettime(struct idtcm_channel *channel,
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err = idtcm_read(idtcm, channel->tod_read_primary,
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TOD_READ_PRIMARY, buf, sizeof(buf));
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if (err)
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return err;
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@ -595,7 +589,6 @@ static int sync_source_dpll_tod_pps(u16 tod_addr, u8 *sync_src)
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static int idtcm_sync_pps_output(struct idtcm_channel *channel)
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{
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struct idtcm *idtcm = channel->idtcm;
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u8 pll;
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u8 sync_src;
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u8 qn;
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@ -604,7 +597,6 @@ static int idtcm_sync_pps_output(struct idtcm_channel *channel)
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u8 out8_mux = 0;
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u8 out11_mux = 0;
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u8 temp;
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u16 output_mask = channel->output_mask;
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err = sync_source_dpll_tod_pps(channel->tod_n, &sync_src);
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@ -681,7 +673,6 @@ static int _idtcm_set_dpll_hw_tod(struct idtcm_channel *channel,
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enum hw_tod_write_trig_sel wr_trig)
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{
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struct idtcm *idtcm = channel->idtcm;
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u8 buf[TOD_BYTE_COUNT];
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u8 cmd;
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int err;
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@ -691,7 +682,6 @@ static int _idtcm_set_dpll_hw_tod(struct idtcm_channel *channel,
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/* Configure HW TOD write trigger. */
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err = idtcm_read(idtcm, channel->hw_dpll_n, HW_DPLL_TOD_CTRL_1,
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&cmd, sizeof(cmd));
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if (err)
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return err;
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@ -700,20 +690,16 @@ static int _idtcm_set_dpll_hw_tod(struct idtcm_channel *channel,
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err = idtcm_write(idtcm, channel->hw_dpll_n, HW_DPLL_TOD_CTRL_1,
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&cmd, sizeof(cmd));
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if (err)
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return err;
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if (wr_trig != HW_TOD_WR_TRIG_SEL_MSB) {
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err = timespec_to_char_array(&local_ts, buf, sizeof(buf));
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if (err)
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return err;
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err = idtcm_write(idtcm, channel->hw_dpll_n,
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HW_DPLL_TOD_OVR__0, buf, sizeof(buf));
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if (err)
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return err;
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}
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@ -725,7 +711,6 @@ static int _idtcm_set_dpll_hw_tod(struct idtcm_channel *channel,
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&cmd, sizeof(cmd));
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if (wr_trig == HW_TOD_WR_TRIG_SEL_MSB) {
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if (idtcm->calculate_overhead_flag) {
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/* Assumption: I2C @ 400KHz */
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ktime_t diff = ktime_sub(ktime_get_raw(),
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@ -740,7 +725,6 @@ static int _idtcm_set_dpll_hw_tod(struct idtcm_channel *channel,
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}
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err = timespec_to_char_array(&local_ts, buf, sizeof(buf));
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if (err)
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return err;
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@ -764,7 +748,6 @@ static int _idtcm_set_dpll_scsr_tod(struct idtcm_channel *channel,
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timespec64_add_ns(&local_ts, SETTIME_CORRECTION);
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err = timespec_to_char_array(&local_ts, buf, sizeof(buf));
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if (err)
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return err;
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@ -868,7 +851,6 @@ static int _idtcm_settime_deprecated(struct idtcm_channel *channel,
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int err;
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err = _idtcm_set_dpll_hw_tod(channel, ts, HW_TOD_WR_TRIG_SEL_MSB);
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if (err) {
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dev_err(&idtcm->client->dev,
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"%s: Set HW ToD failed", __func__);
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@ -893,7 +875,6 @@ static int idtcm_set_phase_pull_in_offset(struct idtcm_channel *channel,
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int err;
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int i;
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struct idtcm *idtcm = channel->idtcm;
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u8 buf[4];
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for (i = 0; i < 4; i++) {
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@ -913,7 +894,6 @@ static int idtcm_set_phase_pull_in_slope_limit(struct idtcm_channel *channel,
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int err;
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u8 i;
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struct idtcm *idtcm = channel->idtcm;
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u8 buf[3];
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if (max_ffo_ppb & 0xff000000)
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@ -934,12 +914,10 @@ static int idtcm_start_phase_pull_in(struct idtcm_channel *channel)
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{
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int err;
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struct idtcm *idtcm = channel->idtcm;
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u8 buf;
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err = idtcm_read(idtcm, channel->dpll_phase_pull_in, PULL_IN_CTRL,
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&buf, sizeof(buf));
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if (err)
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return err;
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@ -961,12 +939,10 @@ static int idtcm_do_phase_pull_in(struct idtcm_channel *channel,
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int err;
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err = idtcm_set_phase_pull_in_offset(channel, -offset_ns);
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if (err)
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return err;
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err = idtcm_set_phase_pull_in_slope_limit(channel, max_ffo_ppb);
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if (err)
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return err;
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@ -982,7 +958,6 @@ static int set_tod_write_overhead(struct idtcm_channel *channel)
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s64 lowest_ns = 0;
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int err;
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u8 i;
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ktime_t start;
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ktime_t stop;
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ktime_t diff;
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@ -994,12 +969,10 @@ static int set_tod_write_overhead(struct idtcm_channel *channel)
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buf, sizeof(buf));
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for (i = 0; i < TOD_WRITE_OVERHEAD_COUNT_MAX; i++) {
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start = ktime_get_raw();
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err = idtcm_write(idtcm, channel->hw_dpll_n,
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HW_DPLL_TOD_OVR__0, buf, sizeof(buf));
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if (err)
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return err;
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@ -1035,12 +1008,10 @@ static int _idtcm_adjtime_deprecated(struct idtcm_channel *channel, s64 delta)
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idtcm->calculate_overhead_flag = 1;
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err = set_tod_write_overhead(channel);
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if (err)
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return err;
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err = _idtcm_gettime(channel, &ts);
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if (err)
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return err;
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@ -1275,7 +1246,6 @@ static int idtcm_load_firmware(struct idtcm *idtcm,
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idtcm_state_machine_reset(idtcm);
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for (len = fw->size; len > 0; len -= sizeof(*rec)) {
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if (rec->reserved) {
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dev_err(&idtcm->client->dev,
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"bad firmware, reserved field non-zero");
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@ -1336,7 +1306,6 @@ static int idtcm_output_enable(struct idtcm_channel *channel,
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}
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err = idtcm_read(idtcm, (u16)base, OUT_CTRL_1, &val, sizeof(val));
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if (err)
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return err;
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@ -1359,11 +1328,8 @@ static int idtcm_output_mask_enable(struct idtcm_channel *channel,
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outn = 0;
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while (mask) {
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if (mask & 0x1) {
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err = idtcm_output_enable(channel, enable, outn);
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if (err)
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return err;
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}
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@ -1453,7 +1419,6 @@ static int idtcm_set_pll_mode(struct idtcm_channel *channel,
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static int _idtcm_adjphase(struct idtcm_channel *channel, s32 delta_ns)
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{
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struct idtcm *idtcm = channel->idtcm;
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int err;
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u8 i;
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u8 buf[4] = {0};
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@ -1461,9 +1426,7 @@ static int _idtcm_adjphase(struct idtcm_channel *channel, s32 delta_ns)
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s64 offset_ps;
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if (channel->pll_mode != PLL_MODE_WRITE_PHASE) {
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err = idtcm_set_pll_mode(channel, PLL_MODE_WRITE_PHASE);
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if (err)
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return err;
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}
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@ -1539,15 +1502,13 @@ static int _idtcm_adjfine(struct idtcm_channel *channel, long scaled_ppm)
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static int idtcm_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
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{
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struct idtcm_channel *channel =
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container_of(ptp, struct idtcm_channel, caps);
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struct idtcm_channel *channel = container_of(ptp, struct idtcm_channel, caps);
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struct idtcm *idtcm = channel->idtcm;
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int err;
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mutex_lock(&idtcm->reg_lock);
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err = _idtcm_gettime(channel, ts);
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if (err)
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dev_err(&idtcm->client->dev, "Failed at line %d in %s!",
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__LINE__, __func__);
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@ -1560,15 +1521,13 @@ static int idtcm_gettime(struct ptp_clock_info *ptp, struct timespec64 *ts)
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static int idtcm_settime_deprecated(struct ptp_clock_info *ptp,
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const struct timespec64 *ts)
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{
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struct idtcm_channel *channel =
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container_of(ptp, struct idtcm_channel, caps);
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struct idtcm_channel *channel = container_of(ptp, struct idtcm_channel, caps);
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struct idtcm *idtcm = channel->idtcm;
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int err;
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mutex_lock(&idtcm->reg_lock);
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err = _idtcm_settime_deprecated(channel, ts);
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if (err)
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dev_err(&idtcm->client->dev,
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"Failed at line %d in %s!", __LINE__, __func__);
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@ -1581,15 +1540,13 @@ static int idtcm_settime_deprecated(struct ptp_clock_info *ptp,
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static int idtcm_settime(struct ptp_clock_info *ptp,
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const struct timespec64 *ts)
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{
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struct idtcm_channel *channel =
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container_of(ptp, struct idtcm_channel, caps);
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struct idtcm_channel *channel = container_of(ptp, struct idtcm_channel, caps);
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struct idtcm *idtcm = channel->idtcm;
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int err;
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mutex_lock(&idtcm->reg_lock);
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err = _idtcm_settime(channel, ts, SCSR_TOD_WR_TYPE_SEL_ABSOLUTE);
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if (err)
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dev_err(&idtcm->client->dev,
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"Failed at line %d in %s!", __LINE__, __func__);
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@ -1601,15 +1558,13 @@ static int idtcm_settime(struct ptp_clock_info *ptp,
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static int idtcm_adjtime_deprecated(struct ptp_clock_info *ptp, s64 delta)
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{
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struct idtcm_channel *channel =
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container_of(ptp, struct idtcm_channel, caps);
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struct idtcm_channel *channel = container_of(ptp, struct idtcm_channel, caps);
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struct idtcm *idtcm = channel->idtcm;
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int err;
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mutex_lock(&idtcm->reg_lock);
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err = _idtcm_adjtime_deprecated(channel, delta);
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if (err)
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dev_err(&idtcm->client->dev,
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"Failed at line %d in %s!", __LINE__, __func__);
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@ -1621,8 +1576,7 @@ static int idtcm_adjtime_deprecated(struct ptp_clock_info *ptp, s64 delta)
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static int idtcm_adjtime(struct ptp_clock_info *ptp, s64 delta)
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{
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struct idtcm_channel *channel =
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container_of(ptp, struct idtcm_channel, caps);
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struct idtcm_channel *channel = container_of(ptp, struct idtcm_channel, caps);
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struct idtcm *idtcm = channel->idtcm;
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struct timespec64 ts;
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enum scsr_tod_write_type_sel type;
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@ -1647,7 +1601,6 @@ static int idtcm_adjtime(struct ptp_clock_info *ptp, s64 delta)
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mutex_lock(&idtcm->reg_lock);
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err = _idtcm_settime(channel, &ts, type);
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if (err)
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dev_err(&idtcm->client->dev,
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"Failed at line %d in %s!", __LINE__, __func__);
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@ -1659,17 +1612,13 @@ static int idtcm_adjtime(struct ptp_clock_info *ptp, s64 delta)
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static int idtcm_adjphase(struct ptp_clock_info *ptp, s32 delta)
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{
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struct idtcm_channel *channel =
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container_of(ptp, struct idtcm_channel, caps);
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struct idtcm_channel *channel = container_of(ptp, struct idtcm_channel, caps);
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struct idtcm *idtcm = channel->idtcm;
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int err;
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mutex_lock(&idtcm->reg_lock);
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err = _idtcm_adjphase(channel, delta);
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if (err)
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dev_err(&idtcm->client->dev,
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"Failed at line %d in %s!", __LINE__, __func__);
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@ -1681,17 +1630,13 @@ static int idtcm_adjphase(struct ptp_clock_info *ptp, s32 delta)
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static int idtcm_adjfine(struct ptp_clock_info *ptp, long scaled_ppm)
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{
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struct idtcm_channel *channel =
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container_of(ptp, struct idtcm_channel, caps);
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struct idtcm_channel *channel = container_of(ptp, struct idtcm_channel, caps);
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struct idtcm *idtcm = channel->idtcm;
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int err;
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mutex_lock(&idtcm->reg_lock);
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err = _idtcm_adjfine(channel, scaled_ppm);
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if (err)
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dev_err(&idtcm->client->dev,
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"Failed at line %d in %s!", __LINE__, __func__);
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@ -1705,9 +1650,7 @@ static int idtcm_enable(struct ptp_clock_info *ptp,
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struct ptp_clock_request *rq, int on)
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{
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int err;
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struct idtcm_channel *channel =
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container_of(ptp, struct idtcm_channel, caps);
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struct idtcm_channel *channel = container_of(ptp, struct idtcm_channel, caps);
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switch (rq->type) {
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case PTP_CLK_REQ_PEROUT:
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@ -1813,28 +1756,24 @@ static int _enable_pll_tod_sync(struct idtcm *idtcm,
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*/
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if (out0) {
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err = idtcm_read(idtcm, out0, OUT_CTRL_1, &val, sizeof(val));
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if (err)
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return err;
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val &= ~OUT_SYNC_DISABLE;
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err = idtcm_write(idtcm, out0, OUT_CTRL_1, &val, sizeof(val));
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if (err)
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return err;
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}
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if (out1) {
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err = idtcm_read(idtcm, out1, OUT_CTRL_1, &val, sizeof(val));
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if (err)
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return err;
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val &= ~OUT_SYNC_DISABLE;
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err = idtcm_write(idtcm, out1, OUT_CTRL_1, &val, sizeof(val));
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if (err)
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return err;
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}
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@ -1854,7 +1793,6 @@ static int _enable_pll_tod_sync(struct idtcm *idtcm,
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static int idtcm_enable_tod_sync(struct idtcm_channel *channel)
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{
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struct idtcm *idtcm = channel->idtcm;
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u8 pll;
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u8 sync_src;
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u8 qn;
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||||
|
|
@ -1896,8 +1834,7 @@ static int idtcm_enable_tod_sync(struct idtcm_channel *channel)
|
|||
return -EINVAL;
|
||||
}
|
||||
|
||||
err = idtcm_read(idtcm, 0, HW_Q8_CTRL_SPARE,
|
||||
&temp, sizeof(temp));
|
||||
err = idtcm_read(idtcm, 0, HW_Q8_CTRL_SPARE, &temp, sizeof(temp));
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
|
|
@ -1905,8 +1842,7 @@ static int idtcm_enable_tod_sync(struct idtcm_channel *channel)
|
|||
Q9_TO_Q8_FANOUT_AND_CLOCK_SYNC_ENABLE_MASK)
|
||||
out8_mux = 1;
|
||||
|
||||
err = idtcm_read(idtcm, 0, HW_Q11_CTRL_SPARE,
|
||||
&temp, sizeof(temp));
|
||||
err = idtcm_read(idtcm, 0, HW_Q11_CTRL_SPARE, &temp, sizeof(temp));
|
||||
if (err)
|
||||
return err;
|
||||
|
||||
|
|
@ -1953,7 +1889,6 @@ static int idtcm_enable_tod_sync(struct idtcm_channel *channel)
|
|||
if ((qn != 0) || (qn_plus_1 != 0))
|
||||
err = _enable_pll_tod_sync(idtcm, pll, sync_src, qn,
|
||||
qn_plus_1);
|
||||
|
||||
if (err)
|
||||
return err;
|
||||
}
|
||||
|
|
@ -2218,7 +2153,6 @@ static void ptp_clock_unregister_all(struct idtcm *idtcm)
|
|||
struct idtcm_channel *channel;
|
||||
|
||||
for (i = 0; i < MAX_TOD; i++) {
|
||||
|
||||
channel = &idtcm->channel[i];
|
||||
|
||||
if (channel->ptp_clock)
|
||||
|
|
@ -2268,10 +2202,8 @@ static int idtcm_probe(struct i2c_client *client,
|
|||
idtcm_set_version_info(idtcm);
|
||||
|
||||
err = idtcm_load_firmware(idtcm, &client->dev);
|
||||
|
||||
if (err)
|
||||
dev_warn(&idtcm->client->dev,
|
||||
"loading firmware failed with %d", err);
|
||||
dev_warn(&idtcm->client->dev, "loading firmware failed with %d", err);
|
||||
|
||||
wait_for_chip_ready(idtcm);
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue