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Input: tsc2007 - Convert msecs to jiffies only once
Eliminate redundant calculations by performing millisecond to jiffy calculations once during driver initialization. Signed-off-by: Aaron Sierra <asierra@xes-inc.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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709583e894
commit
bbdb38a22e
1 changed files with 5 additions and 6 deletions
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@ -75,7 +75,7 @@ struct tsc2007 {
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u16 model;
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u16 x_plate_ohms;
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u16 max_rt;
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unsigned long poll_period;
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unsigned long poll_period; /* in jiffies */
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int fuzzx;
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int fuzzy;
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int fuzzz;
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@ -214,8 +214,7 @@ static irqreturn_t tsc2007_soft_irq(int irq, void *handle)
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dev_dbg(&ts->client->dev, "ignored pressure %d\n", rt);
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}
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wait_event_timeout(ts->wait, ts->stopped,
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msecs_to_jiffies(ts->poll_period));
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wait_event_timeout(ts->wait, ts->stopped, ts->poll_period);
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}
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dev_dbg(&ts->client->dev, "UP\n");
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@ -314,9 +313,9 @@ static int tsc2007_probe_dt(struct i2c_client *client, struct tsc2007 *ts)
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ts->fuzzz = val32;
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if (!of_property_read_u64(np, "ti,poll-period", &val64))
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ts->poll_period = val64;
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ts->poll_period = msecs_to_jiffies(val64);
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else
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ts->poll_period = 1;
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ts->poll_period = msecs_to_jiffies(1);
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if (!of_property_read_u32(np, "ti,x-plate-ohms", &val32)) {
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ts->x_plate_ohms = val32;
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@ -350,7 +349,7 @@ static int tsc2007_probe_pdev(struct i2c_client *client, struct tsc2007 *ts,
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ts->model = pdata->model;
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ts->x_plate_ohms = pdata->x_plate_ohms;
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ts->max_rt = pdata->max_rt ? : MAX_12BIT;
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ts->poll_period = pdata->poll_period ? : 1;
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ts->poll_period = msecs_to_jiffies(pdata->poll_period ? : 1);
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ts->get_pendown_state = pdata->get_pendown_state;
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ts->clear_penirq = pdata->clear_penirq;
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ts->fuzzx = pdata->fuzzx;
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