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authorHenrique de Moraes Holschuh <hmh@hmh.eng.br>2009-04-04 04:25:51 +0000
committerLen Brown <len.brown@intel.com>2009-04-04 03:14:53 -0400
commit56e2c200945dafafb86169762eb1e88aed0ce69e (patch)
tree83a89fd46c507655716f556bc9038c14ef1032e7 /drivers
parentbee4cd9b9eaa8c72832e1ee7f4940604e94beb27 (diff)
thinkpad-acpi: enhanced debugging messages for the hotkey subdriver
Enhance debugging messages for the hotkey subdriver. Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/platform/x86/thinkpad_acpi.c39
1 files changed, 29 insertions, 10 deletions
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index 57ab5512c79..0a4796a246e 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -190,6 +190,7 @@ enum {
#define TPACPI_DBG_INIT 0x0001
#define TPACPI_DBG_EXIT 0x0002
#define TPACPI_DBG_RFKILL 0x0004
+#define TPACPI_DBG_HKEY 0x0008
#define onoff(status, bit) ((status) & (1 << (bit)) ? "on" : "off")
#define enabled(status, bit) ((status) & (1 << (bit)) ? "enabled" : "disabled")
@@ -1961,6 +1962,8 @@ static ssize_t hotkey_mask_store(struct device *dev,
mutex_unlock(&hotkey_mutex);
+ tpacpi_disclose_usertask("hotkey_mask", "set to 0x%08lx\n", t);
+
return (res) ? res : count;
}
@@ -2047,6 +2050,8 @@ static ssize_t hotkey_source_mask_store(struct device *dev,
mutex_unlock(&hotkey_mutex);
+ tpacpi_disclose_usertask("hotkey_source_mask", "set to 0x%08lx\n", t);
+
return count;
}
@@ -2079,6 +2084,8 @@ static ssize_t hotkey_poll_freq_store(struct device *dev,
hotkey_poll_setup(1);
mutex_unlock(&hotkey_mutex);
+ tpacpi_disclose_usertask("hotkey_poll_freq", "set to %lu\n", t);
+
return count;
}
@@ -2248,7 +2255,7 @@ static void hotkey_exit(void)
kfree(hotkey_keycode_map);
if (tp_features.hotkey) {
- dbg_printk(TPACPI_DBG_EXIT,
+ dbg_printk(TPACPI_DBG_EXIT | TPACPI_DBG_HKEY,
"restoring original hot key mask\n");
/* no short-circuit boolean operator below! */
if ((hotkey_mask_set(hotkey_orig_mask) |
@@ -2378,7 +2385,8 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
int status;
int hkeyv;
- vdbg_printk(TPACPI_DBG_INIT, "initializing hotkey subdriver\n");
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+ "initializing hotkey subdriver\n");
BUG_ON(!tpacpi_inputdev);
BUG_ON(tpacpi_inputdev->open != NULL ||
@@ -2395,7 +2403,8 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
/* hotkey not supported on 570 */
tp_features.hotkey = hkey_handle != NULL;
- vdbg_printk(TPACPI_DBG_INIT, "hotkeys are %s\n",
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+ "hotkeys are %s\n",
str_supported(tp_features.hotkey));
if (!tp_features.hotkey)
@@ -2427,10 +2436,14 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
* T4x, X31, and later
*/
tp_features.hotkey_mask = 1;
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+ "firmware HKEY interface version: 0x%x\n",
+ hkeyv);
}
}
- vdbg_printk(TPACPI_DBG_INIT, "hotkey masks are %s\n",
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+ "hotkey masks are %s\n",
str_supported(tp_features.hotkey_mask));
if (tp_features.hotkey_mask) {
@@ -2469,7 +2482,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
hotkey_source_mask = TPACPI_HKEY_NVRAM_GOOD_MASK;
}
- vdbg_printk(TPACPI_DBG_INIT,
+ vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
"hotkey source mask 0x%08x, polling freq %d\n",
hotkey_source_mask, hotkey_poll_freq);
#endif
@@ -2523,12 +2536,12 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
}
if (thinkpad_id.vendor == PCI_VENDOR_ID_LENOVO) {
- dbg_printk(TPACPI_DBG_INIT,
+ dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
"using Lenovo default hot key map\n");
memcpy(hotkey_keycode_map, &lenovo_keycode_map,
TPACPI_HOTKEY_MAP_SIZE);
} else {
- dbg_printk(TPACPI_DBG_INIT,
+ dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
"using IBM default hot key map\n");
memcpy(hotkey_keycode_map, &ibm_keycode_map,
TPACPI_HOTKEY_MAP_SIZE);
@@ -2585,7 +2598,8 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
| (1 << TP_ACPI_HOTKEYSCAN_FNEND);
}
- dbg_printk(TPACPI_DBG_INIT, "enabling hot key handling\n");
+ dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+ "enabling firmware HKEY event interface...\n");
res = hotkey_status_set(true);
if (res) {
hotkey_exit();
@@ -2599,8 +2613,8 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
return res;
}
- dbg_printk(TPACPI_DBG_INIT,
- "legacy hot key reporting over procfs %s\n",
+ dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+ "legacy ibm/hotkey event reporting over procfs %s\n",
(hotkey_report_mode < 2) ?
"enabled" : "disabled");
@@ -2971,6 +2985,11 @@ static int hotkey_write(char *buf)
goto errexit;
}
}
+
+ if (!res)
+ tpacpi_disclose_usertask("procfs hotkey",
+ "set mask to 0x%08x\n", mask);
+
if (!res && mask != hotkey_mask)
res = hotkey_mask_set(mask);