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-rw-r--r--drivers/input/mouse/elantech.c67
1 files changed, 32 insertions, 35 deletions
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 112b4ee..232556a 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -10,6 +10,8 @@
* Trademarks are the property of their respective owners.
*/
+#define pr_fmt(fmt) KBUILD_BASENAME ": " fmt
+
#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/module.h>
@@ -19,10 +21,10 @@
#include "psmouse.h"
#include "elantech.h"
-#define elantech_debug(format, arg...) \
- do { \
- if (etd->debug) \
- printk(KERN_DEBUG format, ##arg); \
+#define elantech_debug(fmt, ...) \
+ do { \
+ if (etd->debug) \
+ printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \
} while (0)
static bool force_elantech;
@@ -37,7 +39,7 @@ static int synaptics_send_cmd(struct psmouse *psmouse, unsigned char c,
{
if (psmouse_sliced_command(psmouse, c) ||
ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_GETINFO)) {
- pr_err("elantech.c: synaptics_send_cmd query 0x%02x failed.\n", c);
+ pr_err("synaptics_send_cmd query 0x%02x failed.\n", c);
return -1;
}
@@ -60,13 +62,13 @@ static int elantech_ps2_command(struct psmouse *psmouse,
if (rc == 0)
break;
tries--;
- elantech_debug("elantech.c: retrying ps2 command 0x%02x (%d).\n",
- command, tries);
+ elantech_debug("retrying ps2 command 0x%02x (%d).\n",
+ command, tries);
msleep(ETP_PS2_COMMAND_DELAY);
} while (tries > 0);
if (rc)
- pr_err("elantech.c: ps2 command 0x%02x failed.\n", command);
+ pr_err("ps2 command 0x%02x failed.\n", command);
return rc;
}
@@ -108,7 +110,7 @@ static int elantech_read_reg(struct psmouse *psmouse, unsigned char reg,
}
if (rc)
- pr_err("elantech.c: failed to read register 0x%02x.\n", reg);
+ pr_err("failed to read register 0x%02x.\n", reg);
else
*val = param[0];
@@ -154,7 +156,7 @@ static int elantech_write_reg(struct psmouse *psmouse, unsigned char reg,
}
if (rc)
- pr_err("elantech.c: failed to write register 0x%02x with value 0x%02x.\n",
+ pr_err("failed to write register 0x%02x with value 0x%02x.\n",
reg, val);
return rc;
@@ -167,7 +169,7 @@ static void elantech_packet_dump(unsigned char *packet, int size)
{
int i;
- printk(KERN_DEBUG "elantech.c: PS/2 packet [");
+ printk(KERN_DEBUG pr_fmt("PS/2 packet ["));
for (i = 0; i < size; i++)
printk("%s0x%02x ", (i) ? ", " : " ", packet[i]);
printk("]\n");
@@ -203,7 +205,7 @@ static void elantech_report_absolute_v1(struct psmouse *psmouse)
if (etd->jumpy_cursor) {
/* Discard packets that are likely to have bogus coordinates */
if (fingers > old_fingers) {
- elantech_debug("elantech.c: discarding packet\n");
+ elantech_debug("discarding packet\n");
goto discard_packet_v1;
}
}
@@ -413,23 +415,21 @@ static int elantech_set_absolute_mode(struct psmouse *psmouse)
if (rc == 0)
break;
tries--;
- elantech_debug("elantech.c: retrying read (%d).\n",
- tries);
+ elantech_debug("retrying read (%d).\n", tries);
msleep(ETP_READ_BACK_DELAY);
} while (tries > 0);
if (rc) {
- pr_err("elantech.c: failed to read back register 0x10.\n");
+ pr_err("failed to read back register 0x10.\n");
} else if (etd->hw_version == 1 &&
!(val & ETP_R10_ABSOLUTE_MODE)) {
- pr_err("elantech.c: touchpad refuses "
- "to switch to absolute mode.\n");
+ pr_err("touchpad refuses to switch to absolute mode.\n");
rc = -1;
}
}
if (rc)
- pr_err("elantech.c: failed to initialise registers.\n");
+ pr_err("failed to initialise registers.\n");
return rc;
}
@@ -590,7 +590,7 @@ int elantech_detect(struct psmouse *psmouse, bool set_properties)
ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) ||
ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) ||
ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO)) {
- pr_debug("elantech.c: sending Elantech magic knock failed.\n");
+ pr_debug("sending Elantech magic knock failed.\n");
return -1;
}
@@ -599,8 +599,7 @@ int elantech_detect(struct psmouse *psmouse, bool set_properties)
* set of magic numbers
*/
if (param[0] != 0x3c || param[1] != 0x03 || param[2] != 0xc8) {
- pr_debug("elantech.c: "
- "unexpected magic knock result 0x%02x, 0x%02x, 0x%02x.\n",
+ pr_debug("unexpected magic knock result 0x%02x, 0x%02x, 0x%02x.\n",
param[0], param[1], param[2]);
return -1;
}
@@ -611,20 +610,20 @@ int elantech_detect(struct psmouse *psmouse, bool set_properties)
* to Elantech magic knock and there might be more.
*/
if (synaptics_send_cmd(psmouse, ETP_FW_VERSION_QUERY, param)) {
- pr_debug("elantech.c: failed to query firmware version.\n");
+ pr_debug("failed to query firmware version.\n");
return -1;
}
- pr_debug("elantech.c: Elantech version query result 0x%02x, 0x%02x, 0x%02x.\n",
+ pr_debug("Elantech version query result 0x%02x, 0x%02x, 0x%02x.\n",
param[0], param[1], param[2]);
if (param[0] == 0 || param[1] != 0) {
if (!force_elantech) {
- pr_debug("elantech.c: Probably not a real Elantech touchpad. Aborting.\n");
+ pr_debug("Probably not a real Elantech touchpad. Aborting.\n");
return -1;
}
- pr_debug("elantech.c: Probably not a real Elantech touchpad. Enabling anyway due to force_elantech.\n");
+ pr_debug("Probably not a real Elantech touchpad. Enabling anyway due to force_elantech.\n");
}
if (set_properties) {
@@ -655,7 +654,7 @@ static int elantech_reconnect(struct psmouse *psmouse)
return -1;
if (elantech_set_absolute_mode(psmouse)) {
- pr_err("elantech.c: failed to put touchpad back into absolute mode.\n");
+ pr_err("failed to put touchpad back into absolute mode.\n");
return -1;
}
@@ -683,7 +682,7 @@ int elantech_init(struct psmouse *psmouse)
* Do the version query again so we can store the result
*/
if (synaptics_send_cmd(psmouse, ETP_FW_VERSION_QUERY, param)) {
- pr_err("elantech.c: failed to query firmware version.\n");
+ pr_err("failed to query firmware version.\n");
goto init_fail;
}
@@ -704,14 +703,14 @@ int elantech_init(struct psmouse *psmouse)
etd->paritycheck = 1;
}
- pr_info("elantech.c: assuming hardware version %d, firmware version %d.%d.%d\n",
+ pr_info("assuming hardware version %d, firmware version %d.%d.%d\n",
etd->hw_version, param[0], param[1], param[2]);
if (synaptics_send_cmd(psmouse, ETP_CAPABILITIES_QUERY, param)) {
- pr_err("elantech.c: failed to query capabilities.\n");
+ pr_err("failed to query capabilities.\n");
goto init_fail;
}
- pr_info("elantech.c: Synaptics capabilities query result 0x%02x, 0x%02x, 0x%02x.\n",
+ pr_info("Synaptics capabilities query result 0x%02x, 0x%02x, 0x%02x.\n",
param[0], param[1], param[2]);
etd->capabilities = param[0];
@@ -721,13 +720,12 @@ int elantech_init(struct psmouse *psmouse)
* to jump. Enable a workaround.
*/
if (etd->fw_version == 0x020022) {
- pr_info("elantech.c: firmware version 2.0.34 detected, "
- "enabling jumpy cursor workaround\n");
+ pr_info("firmware version 2.0.34 detected, enabling jumpy cursor workaround\n");
etd->jumpy_cursor = 1;
}
if (elantech_set_absolute_mode(psmouse)) {
- pr_err("elantech.c: failed to put touchpad into absolute mode.\n");
+ pr_err("failed to put touchpad into absolute mode.\n");
goto init_fail;
}
@@ -736,8 +734,7 @@ int elantech_init(struct psmouse *psmouse)
error = sysfs_create_group(&psmouse->ps2dev.serio->dev.kobj,
&elantech_attr_group);
if (error) {
- pr_err("elantech.c: failed to create sysfs attributes, error: %d.\n",
- error);
+ pr_err("failed to create sysfs attributes, error: %d.\n", error);
goto init_fail;
}
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