staging/olpc_dcon: fix checkpatch warnings
The below checkpatch warnings was fixed, - WARNING: Prefer pr_debug(... to printk(KERN_DEBUG, ... - WARNING: Prefer pr_warn(... to printk(KERN_WARNING, ... - WARNING: Prefer pr_info(... to printk(KERN_INFO, ... - WARNING: Prefer pr_err(... to printk(KERN_ERR, ... And added pr_fmt. Signed-off-by: Toshiaki Yamane <yamanetoshi@gmail.com> Acked-by: Andres Salomon <dilinger@queued.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Toshiaki Yamane
Greg Kroah-Hartman
Родитель
4faf3a8d18
Коммит
ac9bbd085f
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@ -11,6 +11,7 @@
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* License as published by the Free Software Foundation.
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/kernel.h>
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#include <linux/fb.h>
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@ -72,18 +73,16 @@ static int dcon_hw_init(struct dcon_priv *dcon, int is_init)
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ver = dcon_read(dcon, DCON_REG_ID);
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if ((ver >> 8) != 0xDC) {
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printk(KERN_ERR "olpc-dcon: DCON ID not 0xDCxx: 0x%04x instead.\n",
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ver);
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pr_err("DCON ID not 0xDCxx: 0x%04x instead.\n", ver);
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rc = -ENXIO;
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goto err;
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}
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if (is_init) {
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printk(KERN_INFO "olpc-dcon: Discovered DCON version %x\n",
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ver & 0xFF);
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pr_info("Discovered DCON version %x\n", ver & 0xFF);
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rc = pdata->init(dcon);
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if (rc != 0) {
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printk(KERN_ERR "olpc-dcon: Unable to init.\n");
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pr_err("Unable to init.\n");
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goto err;
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}
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}
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@ -137,8 +136,7 @@ power_up:
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x = 1;
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x = olpc_ec_cmd(0x26, (unsigned char *)&x, 1, NULL, 0);
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if (x) {
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printk(KERN_WARNING "olpc-dcon: unable to force dcon to power up: %d!\n",
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x);
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pr_warn("unable to force dcon to power up: %d!\n", x);
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return x;
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}
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msleep(10); /* we'll be conservative */
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@ -151,7 +149,7 @@ power_up:
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x = dcon_read(dcon, DCON_REG_ID);
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}
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if (x < 0) {
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printk(KERN_ERR "olpc-dcon: unable to stabilize dcon's smbus, reasserting power and praying.\n");
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pr_err("unable to stabilize dcon's smbus, reasserting power and praying.\n");
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BUG_ON(olpc_board_at_least(olpc_board(0xc2)));
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x = 0;
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olpc_ec_cmd(0x26, (unsigned char *)&x, 1, NULL, 0);
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@ -222,8 +220,7 @@ static void dcon_sleep(struct dcon_priv *dcon, bool sleep)
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x = 0;
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x = olpc_ec_cmd(0x26, (unsigned char *)&x, 1, NULL, 0);
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if (x)
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printk(KERN_WARNING "olpc-dcon: unable to force dcon to power down: %d!\n",
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x);
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pr_warn("unable to force dcon to power down: %d!\n", x);
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else
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dcon->asleep = sleep;
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} else {
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@ -232,8 +229,7 @@ static void dcon_sleep(struct dcon_priv *dcon, bool sleep)
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dcon->disp_mode |= MODE_BL_ENABLE;
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x = dcon_bus_stabilize(dcon, 1);
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if (x)
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printk(KERN_WARNING "olpc-dcon: unable to reinit dcon hardware: %d!\n",
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x);
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pr_warn("unable to reinit dcon hardware: %d!\n", x);
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else
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dcon->asleep = sleep;
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@ -304,12 +300,11 @@ static void dcon_source_switch(struct work_struct *work)
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switch (source) {
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case DCON_SOURCE_CPU:
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printk(KERN_INFO "dcon_source_switch to CPU\n");
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pr_info("dcon_source_switch to CPU\n");
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/* Enable the scanline interrupt bit */
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if (dcon_write(dcon, DCON_REG_MODE,
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dcon->disp_mode | MODE_SCAN_INT))
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printk(KERN_ERR
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"olpc-dcon: couldn't enable scanline interrupt!\n");
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pr_err("couldn't enable scanline interrupt!\n");
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else {
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/* Wait up to one second for the scanline interrupt */
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wait_event_timeout(dcon_wait_queue,
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@ -317,11 +312,11 @@ static void dcon_source_switch(struct work_struct *work)
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}
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if (!dcon->switched)
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printk(KERN_ERR "olpc-dcon: Timeout entering CPU mode; expect a screen glitch.\n");
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pr_err("Timeout entering CPU mode; expect a screen glitch.\n");
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/* Turn off the scanline interrupt */
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if (dcon_write(dcon, DCON_REG_MODE, dcon->disp_mode))
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printk(KERN_ERR "olpc-dcon: couldn't disable scanline interrupt!\n");
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pr_err("couldn't disable scanline interrupt!\n");
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/*
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* Ideally we'd like to disable interrupts here so that the
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@ -332,7 +327,7 @@ static void dcon_source_switch(struct work_struct *work)
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* For now, we just hope..
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*/
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if (!dcon_blank_fb(dcon, false)) {
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printk(KERN_ERR "olpc-dcon: Failed to enter CPU mode\n");
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pr_err("Failed to enter CPU mode\n");
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dcon->pending_src = DCON_SOURCE_DCON;
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return;
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}
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@ -341,14 +336,14 @@ static void dcon_source_switch(struct work_struct *work)
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pdata->set_dconload(1);
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getnstimeofday(&dcon->load_time);
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printk(KERN_INFO "olpc-dcon: The CPU has control\n");
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pr_info("The CPU has control\n");
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break;
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case DCON_SOURCE_DCON:
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{
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int t;
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struct timespec delta_t;
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printk(KERN_INFO "dcon_source_switch to DCON\n");
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pr_info("dcon_source_switch to DCON\n");
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add_wait_queue(&dcon_wait_queue, &wait);
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set_current_state(TASK_UNINTERRUPTIBLE);
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@ -362,7 +357,7 @@ static void dcon_source_switch(struct work_struct *work)
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set_current_state(TASK_RUNNING);
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if (!dcon->switched) {
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printk(KERN_ERR "olpc-dcon: Timeout entering DCON mode; expect a screen glitch.\n");
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pr_err("Timeout entering DCON mode; expect a screen glitch.\n");
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} else {
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/* sometimes the DCON doesn't follow its own rules,
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* and doesn't wait for two vsync pulses before
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@ -378,7 +373,7 @@ static void dcon_source_switch(struct work_struct *work)
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delta_t = timespec_sub(dcon->irq_time, dcon->load_time);
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if (dcon->switched && delta_t.tv_sec == 0 &&
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delta_t.tv_nsec < NSEC_PER_MSEC * 20) {
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printk(KERN_ERR "olpc-dcon: missed loading, retrying\n");
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pr_err("missed loading, retrying\n");
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pdata->set_dconload(1);
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mdelay(41);
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pdata->set_dconload(0);
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@ -388,7 +383,7 @@ static void dcon_source_switch(struct work_struct *work)
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}
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dcon_blank_fb(dcon, true);
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printk(KERN_INFO "olpc-dcon: The DCON has control\n");
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pr_info("The DCON has control\n");
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break;
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}
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default:
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@ -476,7 +471,7 @@ static ssize_t dcon_freeze_store(struct device *dev,
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if (ret)
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return ret;
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printk(KERN_INFO "dcon_freeze_store: %lu\n", output);
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pr_info("dcon_freeze_store: %lu\n", output);
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switch (output) {
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case 0:
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@ -650,7 +645,7 @@ static int dcon_probe(struct i2c_client *client, const struct i2c_device_id *id)
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dcon_device = platform_device_alloc("dcon", -1);
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if (dcon_device == NULL) {
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printk(KERN_ERR "dcon: Unable to create the DCON device\n");
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pr_err("Unable to create the DCON device\n");
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rc = -ENOMEM;
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goto eirq;
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}
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@ -658,7 +653,7 @@ static int dcon_probe(struct i2c_client *client, const struct i2c_device_id *id)
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platform_set_drvdata(dcon_device, dcon);
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if (rc) {
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printk(KERN_ERR "dcon: Unable to add the DCON device\n");
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pr_err("Unable to add the DCON device\n");
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goto edev;
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}
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@ -762,7 +757,7 @@ irqreturn_t dcon_interrupt(int irq, void *id)
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switch (status & 3) {
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case 3:
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printk(KERN_DEBUG "olpc-dcon: DCONLOAD_MISSED interrupt\n");
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pr_debug("DCONLOAD_MISSED interrupt\n");
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break;
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case 2: /* switch to DCON mode */
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@ -784,9 +779,9 @@ irqreturn_t dcon_interrupt(int irq, void *id)
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dcon->switched = true;
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getnstimeofday(&dcon->irq_time);
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wake_up(&dcon_wait_queue);
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printk(KERN_DEBUG "olpc-dcon: switching w/ status 0/0\n");
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pr_debug("switching w/ status 0/0\n");
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} else {
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printk(KERN_DEBUG "olpc-dcon: scanline interrupt w/CPU\n");
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pr_debug("scanline interrupt w/CPU\n");
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}
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}
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@ -10,6 +10,9 @@
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* modify it under the terms of version 2 of the GNU General Public
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* License as published by the Free Software Foundation.
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/cs5535.h>
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#include <linux/gpio.h>
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#include <linux/delay.h>
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@ -22,23 +25,23 @@ static int dcon_init_xo_1(struct dcon_priv *dcon)
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unsigned char lob;
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if (gpio_request(OLPC_GPIO_DCON_STAT0, "OLPC-DCON")) {
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printk(KERN_ERR "olpc-dcon: failed to request STAT0 GPIO\n");
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pr_err("failed to request STAT0 GPIO\n");
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return -EIO;
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}
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if (gpio_request(OLPC_GPIO_DCON_STAT1, "OLPC-DCON")) {
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printk(KERN_ERR "olpc-dcon: failed to request STAT1 GPIO\n");
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pr_err("failed to request STAT1 GPIO\n");
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goto err_gp_stat1;
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}
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if (gpio_request(OLPC_GPIO_DCON_IRQ, "OLPC-DCON")) {
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printk(KERN_ERR "olpc-dcon: failed to request IRQ GPIO\n");
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pr_err("failed to request IRQ GPIO\n");
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goto err_gp_irq;
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}
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if (gpio_request(OLPC_GPIO_DCON_LOAD, "OLPC-DCON")) {
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printk(KERN_ERR "olpc-dcon: failed to request LOAD GPIO\n");
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pr_err("failed to request LOAD GPIO\n");
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goto err_gp_load;
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}
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if (gpio_request(OLPC_GPIO_DCON_BLANK, "OLPC-DCON")) {
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printk(KERN_ERR "olpc-dcon: failed to request BLANK GPIO\n");
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pr_err("failed to request BLANK GPIO\n");
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goto err_gp_blank;
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}
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@ -83,7 +86,7 @@ static int dcon_init_xo_1(struct dcon_priv *dcon)
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/* Register the interrupt handler */
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if (request_irq(DCON_IRQ, &dcon_interrupt, 0, "DCON", dcon)) {
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printk(KERN_ERR "olpc-dcon: failed to request DCON's irq\n");
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pr_err("failed to request DCON's irq\n");
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goto err_req_irq;
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}
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@ -6,6 +6,8 @@
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* License as published by the Free Software Foundation.
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/acpi.h>
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#include <linux/delay.h>
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#include <linux/pci.h>
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@ -66,7 +68,7 @@ static int dcon_init_xo_1_5(struct dcon_priv *dcon)
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pdev = pci_get_device(PCI_VENDOR_ID_VIA,
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PCI_DEVICE_ID_VIA_VX855, NULL);
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if (!pdev) {
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printk(KERN_ERR "cannot find VX855 PCI ID\n");
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pr_err("cannot find VX855 PCI ID\n");
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return 1;
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}
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@ -104,7 +106,7 @@ static int dcon_init_xo_1_5(struct dcon_priv *dcon)
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/* we're sharing the IRQ with ACPI */
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irq = acpi_gbl_FADT.sci_interrupt;
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if (request_irq(irq, &dcon_interrupt, IRQF_SHARED, "DCON", dcon)) {
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printk(KERN_ERR PREFIX "DCON (IRQ%d) allocation failed\n", irq);
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pr_err("DCON (IRQ%d) allocation failed\n", irq);
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return 1;
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}
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