From 9b2126db35bd7546c5998a06dcbac96c6ec21e4f Mon Sep 17 00:00:00 2001 From: Lior Dotan Date: Tue, 14 Oct 2008 10:43:57 +0200 Subject: [PATCH] Staging: PCC-ACPI: Fix all checkpatch errors Fix all complaints that checkpatch had regarding this patch Signed-off-by: Lior Dotan Signed-off-by: Greg Kroah-Hartman --- drivers/staging/pcc-acpi/pcc-acpi.c | 425 ++++++++++++++++------------ 1 file changed, 242 insertions(+), 183 deletions(-) diff --git a/drivers/staging/pcc-acpi/pcc-acpi.c b/drivers/staging/pcc-acpi/pcc-acpi.c index e44181ead26d..7715c31f2731 100644 --- a/drivers/staging/pcc-acpi/pcc-acpi.c +++ b/drivers/staging/pcc-acpi/pcc-acpi.c @@ -27,11 +27,13 @@ * Nov.04, 2006 Hiroshi Miura * -v0.9 remove warning about section reference. * remove acpi_os_free - * add /proc/acpi/pcc/brightness interface to allow HAL to access. + * add /proc/acpi/pcc/brightness interface to + * allow HAL to access. * merge dbronaugh's enhancement * Aug.17, 2004 David Bronaugh (dbronaugh) * - Added screen brightness setting interface - * Thanks to the FreeBSD crew (acpi_panasonic.c authors) + * Thanks to the FreeBSD crew + * (acpi_panasonic.c authors) * for the ideas I needed to accomplish it * * May.29, 2006 Hiroshi Miura @@ -41,13 +43,15 @@ * Hiroshi Yokota for providing solutions. * * Oct.02, 2004 Hiroshi Miura - * -v0.8.2 merge code of YOKOTA Hiroshi . + * -v0.8.2 merge code of YOKOTA Hiroshi + * . * Add sticky key mode interface. * Refactoring acpi_pcc_generete_keyinput(). * * Sep.15, 2004 Hiroshi Miura * -v0.8 Generate key input event on input subsystem. - * This is based on yet another driver written by Ryuta Nakanishi. + * This is based on yet another driver + * written by Ryuta Nakanishi. * * Sep.10, 2004 Hiroshi Miura * -v0.7 Change proc interface functions using seq_file @@ -57,7 +61,8 @@ * -v0.6.4 Fix a silly error with status checking * * Aug.25, 2004 Hiroshi Miura - * -v0.6.3 replace read_acpi_int by standard function acpi_evaluate_integer + * -v0.6.3 replace read_acpi_int by standard + * function acpi_evaluate_integer * some clean up and make smart copyright notice. * fix return value of pcc_acpi_get_key() * fix checking return value of acpi_bus_register_driver() @@ -96,19 +101,18 @@ #define ACPI_PCC_VERSION "0.9+hy" -#include -#include -#include +#include +#include +#include #include #include #include -#include -#include #include #include #include -#include -#include +#include +#include +#include /************************************************************************* @@ -207,12 +211,18 @@ MODULE_LICENSE("GPL"); ENV_STATEs: Normal temp=0x01, High temp=0x81, N/A=0x00 */ enum SINF_BITS { SINF_NUM_BATTERIES = 0, - SINF_LCD_TYPE, /* 1 */ - SINF_AC_MAX_BRIGHT, SINF_AC_MIN_BRIGHT, SINF_AC_CUR_BRIGHT, /* 2, 3, 4 */ - /* 4 = R1 only handle SINF_AC_CUR_BRIGHT as SINF_CUR_BRIGHT and don't know AC state */ - SINF_DC_MAX_BRIGHT, SINF_DC_MIN_BRIGHT, SINF_DC_CUR_BRIGHT, /* 5, 6, 7 */ + SINF_LCD_TYPE, + SINF_AC_MAX_BRIGHT, + SINF_AC_MIN_BRIGHT, + SINF_AC_CUR_BRIGHT, + /* 4 = R1 only handle SINF_AC_CUR_BRIGHT + * as SINF_CUR_BRIGHT and don't know AC state */ + SINF_DC_MAX_BRIGHT, + SINF_DC_MIN_BRIGHT, + SINF_DC_CUR_BRIGHT, SINF_MUTE, - SINF_RESERVED, SINF_ENV_STATE, /* 9, 10 */ + SINF_RESERVED, + SINF_ENV_STATE, /* 10 */ SINF_STICKY_KEY = 0x80, }; @@ -227,7 +237,8 @@ MODULE_DEVICE_TABLE(acpi, pcc_device_ids); static int __devinit acpi_pcc_hotkey_add(struct acpi_device *device); -static int __devexit acpi_pcc_hotkey_remove(struct acpi_device *device, int type); +static int __devexit acpi_pcc_hotkey_remove(struct acpi_device *device, + int type); static int acpi_pcc_hotkey_resume(struct acpi_device *device); @@ -236,11 +247,11 @@ static struct acpi_driver acpi_pcc_driver = { .class = ACPI_PCC_CLASS, .ids = pcc_device_ids, .ops = { - .add = acpi_pcc_hotkey_add, - .remove = __devexit_p(acpi_pcc_hotkey_remove), + .add = acpi_pcc_hotkey_add, + .remove = __devexit_p(acpi_pcc_hotkey_remove), #ifdef CONFIG_PM - /*.suspend = acpi_pcc_hotkey_suspend,*/ - .resume = acpi_pcc_hotkey_resume, + /*.suspend = acpi_pcc_hotkey_suspend,*/ + .resume = acpi_pcc_hotkey_resume, #endif }, }; @@ -264,7 +275,7 @@ struct pcc_keyinput { Hotkey driver core ************************************************************************* */ /* ------------------------------------------------------------------------- - method access functions + method access functions ------------------------------------------------------------------------- */ static int acpi_pcc_write_sset(struct acpi_hotkey *hotkey, int func, int val) { @@ -282,7 +293,8 @@ static int acpi_pcc_write_sset(struct acpi_hotkey *hotkey, int func, int val) ACPI_FUNCTION_TRACE("acpi_pcc_write_sset"); - status = acpi_evaluate_object(hotkey->handle, METHOD_HKEY_SSET, ¶ms, NULL); + status = acpi_evaluate_object(hotkey->handle, METHOD_HKEY_SSET, + ¶ms, NULL); return_VALUE(status == AE_OK ? AE_OK : AE_ERROR); } @@ -294,7 +306,8 @@ static inline int acpi_pcc_get_sqty(struct acpi_device *device) ACPI_FUNCTION_TRACE("acpi_pcc_get_sqty"); - status = acpi_evaluate_integer(device->handle, METHOD_HKEY_SQTY, NULL, &s); + status = acpi_evaluate_integer(device->handle, METHOD_HKEY_SQTY, + NULL, &s); if (ACPI_SUCCESS(status)) { return_VALUE(s); } else { @@ -304,7 +317,7 @@ static inline int acpi_pcc_get_sqty(struct acpi_device *device) } } -static int acpi_pcc_retrieve_biosdata(struct acpi_hotkey *hotkey, u32* sinf) +static int acpi_pcc_retrieve_biosdata(struct acpi_hotkey *hotkey, u32 *sinf) { acpi_status status; struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; @@ -313,9 +326,11 @@ static int acpi_pcc_retrieve_biosdata(struct acpi_hotkey *hotkey, u32* sinf) ACPI_FUNCTION_TRACE("acpi_pcc_retrieve_biosdata"); - status = acpi_evaluate_object(hotkey->handle, METHOD_HKEY_SINF, 0 , &buffer); + status = acpi_evaluate_object(hotkey->handle, METHOD_HKEY_SINF, 0, + &buffer); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "evaluation error HKEY.SINF\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "evaluation error HKEY.SINF\n")); status = AE_ERROR; return_VALUE(status); } @@ -327,7 +342,8 @@ static int acpi_pcc_retrieve_biosdata(struct acpi_hotkey *hotkey, u32* sinf) } if (hotkey->num_sifr < hkey->package.count) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "SQTY reports bad SINF length\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "SQTY reports bad SINF length\n")); status = AE_ERROR; goto free_buffer; } @@ -337,7 +353,8 @@ static int acpi_pcc_retrieve_biosdata(struct acpi_hotkey *hotkey, u32* sinf) if (likely(element->type == ACPI_TYPE_INTEGER)) { sinf[i] = element->integer.value; } else { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid HKEY.SINF data\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid HKEY.SINF data\n")); status = AE_ERROR; break; } @@ -356,24 +373,26 @@ static int acpi_pcc_read_sinf_field(struct seq_file *seq, int field) ACPI_FUNCTION_TRACE("acpi_pcc_read_sinf_field"); - if (ACPI_SUCCESS(acpi_pcc_retrieve_biosdata(hotkey, sinf))) { + if (ACPI_SUCCESS(acpi_pcc_retrieve_biosdata(hotkey, sinf))) seq_printf(seq, "%u\n", sinf[field]); - } else { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Couldn't retrieve BIOS data\n")); - } + else + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Couldn't retrieve BIOS data\n")); return_VALUE(AE_OK); } /* ------------------------------------------------------------------------- - user interface functions + user interface functions ------------------------------------------------------------------------- */ /* read methods */ /* Sinf read methods */ #define PCC_SINF_READ_F(_name_, FUNC) \ -static int _name_ (struct seq_file *seq, void *offset) \ +static int _name_(struct seq_file *seq, void *offset) \ { \ - return_VALUE(ACPI_SUCCESS(acpi_pcc_read_sinf_field(seq, (FUNC))) ? 0 : -EINVAL); \ + return_VALUE(ACPI_SUCCESS(acpi_pcc_read_sinf_field(seq, \ + (FUNC))) \ + ? 0 : -EINVAL); \ } PCC_SINF_READ_F(acpi_pcc_numbatteries_show, SINF_NUM_BATTERIES); @@ -393,9 +412,8 @@ static int acpi_pcc_sticky_key_show(struct seq_file *seq, void *offset) ACPI_FUNCTION_TRACE("acpi_pcc_sticky_key_show"); - if (!hotkey || !hotkey->device) { + if (!hotkey || !hotkey->device) return_VALUE(-EINVAL); - } seq_printf(seq, "%d\n", hotkey->sticky_mode); @@ -404,7 +422,7 @@ static int acpi_pcc_sticky_key_show(struct seq_file *seq, void *offset) static int acpi_pcc_keyinput_show(struct seq_file *seq, void *offset) { - struct acpi_hotkey *hotkey = (struct acpi_hotkey *) seq->private; + struct acpi_hotkey *hotkey = seq->private; struct input_dev *hotk_input_dev = hotkey->input_dev; struct pcc_keyinput *keyinput = input_get_drvdata(hotk_input_dev); @@ -417,25 +435,25 @@ static int acpi_pcc_keyinput_show(struct seq_file *seq, void *offset) static int acpi_pcc_version_show(struct seq_file *seq, void *offset) { - struct acpi_hotkey *hotkey = (struct acpi_hotkey *) seq->private; + struct acpi_hotkey *hotkey = seq->private; ACPI_FUNCTION_TRACE("acpi_pcc_version_show"); - if (!hotkey || !hotkey->device) { + if (!hotkey || !hotkey->device) return_VALUE(-EINVAL); - } - seq_printf(seq, "%s version %s\n", ACPI_PCC_DRIVER_NAME, ACPI_PCC_VERSION); + seq_printf(seq, "%s version %s\n", ACPI_PCC_DRIVER_NAME, + ACPI_PCC_VERSION); seq_printf(seq, "%li functions\n", hotkey->num_sifr); return_VALUE(0); } /* write methods */ -static ssize_t acpi_pcc_write_single_flag (struct file *file, - const char __user *buffer, - size_t count, - int sinf_func) +static ssize_t acpi_pcc_write_single_flag(struct file *file, + const char __user *buffer, + size_t count, + int sinf_func) { struct seq_file *seq = file->private_data; struct acpi_hotkey *hotkey = seq->private; @@ -444,24 +462,23 @@ static ssize_t acpi_pcc_write_single_flag (struct file *file, ACPI_FUNCTION_TRACE("acpi_pcc_write_single_flag"); - if (!hotkey || (count > sizeof(write_string) - 1)) { + if (!hotkey || (count > sizeof(write_string) - 1)) return_VALUE(-EINVAL); - } - if (copy_from_user(write_string, buffer, count)) { + if (copy_from_user(write_string, buffer, count)) return_VALUE(-EFAULT); - } + write_string[count] = '\0'; if ((sscanf(write_string, "%3i", &val) == 1) && - (val == 0 || val == 1)) { + (val == 0 || val == 1)) acpi_pcc_write_sset(hotkey, sinf_func, val); - } return_VALUE(count); } -static unsigned long acpi_pcc_write_brightness(struct file *file, const char __user *buffer, +static unsigned long acpi_pcc_write_brightness(struct file *file, + const char __user *buffer, size_t count, int min_index, int max_index, int cur_index) @@ -474,33 +491,32 @@ static unsigned long acpi_pcc_write_brightness(struct file *file, const char __u ACPI_FUNCTION_TRACE("acpi_pcc_write_brightness"); - if (!hotkey || (count > sizeof(write_string) - 1)) { + if (!hotkey || (count > sizeof(write_string) - 1)) return_VALUE(-EINVAL); - } - if (copy_from_user(write_string, buffer, count)) { + if (copy_from_user(write_string, buffer, count)) return_VALUE(-EFAULT); - } write_string[count] = '\0'; if (ACPI_FAILURE(acpi_pcc_retrieve_biosdata(hotkey, sinf))) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Couldn't retrieve BIOS data\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Couldn't retrieve BIOS data\n")); goto end; } if ((sscanf(write_string, "%4i", &bright) == 1) && - (bright >= sinf[min_index] ) && - (bright <= sinf[max_index] )) { + (bright >= sinf[min_index]) && + (bright <= sinf[max_index])) acpi_pcc_write_sset(hotkey, cur_index, bright); - } end: return_VALUE(count); } -static ssize_t acpi_pcc_write_ac_brightness(struct file *file, const char __user *buffer, - size_t count, loff_t *ppos) +static ssize_t acpi_pcc_write_ac_brightness(struct file *file, + const char __user *buffer, + size_t count, loff_t *ppos) { return_VALUE(acpi_pcc_write_brightness(file, buffer, count, SINF_AC_MIN_BRIGHT, @@ -508,8 +524,9 @@ static ssize_t acpi_pcc_write_ac_brightness(struct file *file, const char __user SINF_AC_CUR_BRIGHT)); } -static ssize_t acpi_pcc_write_dc_brightness(struct file *file, const char __user *buffer, - size_t count, loff_t *ppos) +static ssize_t acpi_pcc_write_dc_brightness(struct file *file, + const char __user *buffer, + size_t count, loff_t *ppos) { return_VALUE(acpi_pcc_write_brightness(file, buffer, count, SINF_DC_MIN_BRIGHT, @@ -517,24 +534,27 @@ static ssize_t acpi_pcc_write_dc_brightness(struct file *file, const char __user SINF_DC_CUR_BRIGHT)); } -static ssize_t acpi_pcc_write_no_brightness(struct file *file, const char __user *buffer, - size_t count, loff_t *ppos) +static ssize_t acpi_pcc_write_no_brightness(struct file *file, + const char __user *buffer, + size_t count, loff_t *ppos) { - return acpi_pcc_write_brightness(file, buffer, count, SINF_AC_MIN_BRIGHT, + return acpi_pcc_write_brightness(file, buffer, count, + SINF_AC_MIN_BRIGHT, SINF_AC_MAX_BRIGHT, SINF_AC_CUR_BRIGHT); } -static ssize_t acpi_pcc_write_mute (struct file *file, - const char __user *buffer, - size_t count, loff_t *ppos) +static ssize_t acpi_pcc_write_mute(struct file *file, + const char __user *buffer, + size_t count, loff_t *ppos) { - return_VALUE(acpi_pcc_write_single_flag(file, buffer, count, SINF_MUTE)); + return_VALUE(acpi_pcc_write_single_flag(file, buffer, count, + SINF_MUTE)); } -static ssize_t acpi_pcc_write_sticky_key (struct file *file, - const char __user *buffer, - size_t count, loff_t *ppos) +static ssize_t acpi_pcc_write_sticky_key(struct file *file, + const char __user *buffer, + size_t count, loff_t *ppos) { struct seq_file *seq = (struct seq_file *)file->private_data; struct acpi_hotkey *hotkey = (struct acpi_hotkey *)seq->private; @@ -543,13 +563,12 @@ static ssize_t acpi_pcc_write_sticky_key (struct file *file, ACPI_FUNCTION_TRACE("acpi_pcc_write_sticky_key"); - if (!hotkey || (count > sizeof(write_string) - 1)) { + if (!hotkey || (count > sizeof(write_string) - 1)) return_VALUE(-EINVAL); - } - if (copy_from_user(write_string, buffer, count)) { + if (copy_from_user(write_string, buffer, count)) return_VALUE(-EFAULT); - } + write_string[count] = '\0'; if ((sscanf(write_string, "%3i", &mode) == 1) && @@ -561,8 +580,9 @@ static ssize_t acpi_pcc_write_sticky_key (struct file *file, return_VALUE(count); } -static ssize_t acpi_pcc_write_keyinput(struct file *file, const char __user *buffer, - size_t count, loff_t *ppos) +static ssize_t acpi_pcc_write_keyinput(struct file *file, + const char __user *buffer, + size_t count, loff_t *ppos) { struct seq_file *seq = (struct seq_file *)file->private_data; struct acpi_hotkey *hotkey = (struct acpi_hotkey *)seq->private; @@ -572,13 +592,11 @@ static ssize_t acpi_pcc_write_keyinput(struct file *file, const char __user *buf ACPI_FUNCTION_TRACE("acpi_pcc_write_keyinput"); - if (!hotkey || (count > (sizeof(write_string) - 1))) { + if (!hotkey || (count > (sizeof(write_string) - 1))) return_VALUE(-EINVAL); - } - if (copy_from_user(write_string, buffer, count)) { + if (copy_from_user(write_string, buffer, count)) return_VALUE(-EFAULT); - } write_string[count] = '\0'; @@ -592,7 +610,7 @@ static ssize_t acpi_pcc_write_keyinput(struct file *file, const char __user *buf } /* ------------------------------------------------------------------------- - hotkey driver + hotkey driver ------------------------------------------------------------------------- */ static void acpi_pcc_generete_keyinput(struct acpi_hotkey *hotkey) { @@ -604,7 +622,8 @@ static void acpi_pcc_generete_keyinput(struct acpi_hotkey *hotkey) /* 0 */ -1, /* 1 */ KEY_BRIGHTNESSDOWN, /* 2 */ KEY_BRIGHTNESSUP, - /* 3 */ -1, /* vga/lcd switch event is not occur on hotkey driver. */ + /* 3 */ -1, /* vga/lcd switch event is not occur on + hotkey driver. */ /* 4 */ KEY_MUTE, /* 5 */ KEY_VOLUMEDOWN, /* 6 */ KEY_VOLUMEUP, @@ -616,11 +635,12 @@ static void acpi_pcc_generete_keyinput(struct acpi_hotkey *hotkey) ACPI_FUNCTION_TRACE("acpi_pcc_generete_keyinput"); - if (keyinput->key_mode == 0) { return_VOID; } + if (keyinput->key_mode == 0) + return_VOID; hkey_num = hinf & 0xf; - if (( 0 > hkey_num ) || + if ((0 > hkey_num) || (hkey_num > ARRAY_SIZE(key_map))) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "hotkey number out of range: %d\n", @@ -645,12 +665,13 @@ static int acpi_pcc_hotkey_get_key(struct acpi_hotkey *hotkey) ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_get_key"); - status = acpi_evaluate_integer(hotkey->handle, METHOD_HKEY_QUERY, NULL, &result); - if (likely(ACPI_SUCCESS(status))) { + status = acpi_evaluate_integer(hotkey->handle, METHOD_HKEY_QUERY, + NULL, &result); + if (likely(ACPI_SUCCESS(status))) hotkey->status = result; - } else { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "error getting hotkey status\n")); - } + else + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "error getting hotkey status\n")); return_VALUE(status == AE_OK); } @@ -661,11 +682,13 @@ void acpi_pcc_hotkey_notify(acpi_handle handle, u32 event, void *data) ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_notify"); - switch(event) { + switch (event) { case HKEY_NOTIFY: if (acpi_pcc_hotkey_get_key(hotkey)) { - /* generate event like '"pcc HKEY 00000080 00000084"' when Fn+F4 pressed */ - acpi_bus_generate_proc_event(hotkey->device, event, hotkey->status); + /* generate event like '"pcc HKEY 00000080 00000084"' + * when Fn+F4 pressed */ + acpi_bus_generate_proc_event(hotkey->device, event, + hotkey->status); } acpi_pcc_generete_keyinput(hotkey); break; @@ -680,75 +703,96 @@ void acpi_pcc_hotkey_notify(acpi_handle handle, u32 event, void *data) FS Interface (/proc) ************************************************************************* */ /* oepn proc file fs*/ -SEQ_OPEN_FS(acpi_pcc_dc_brightness_open_fs, acpi_pcc_dc_brightness_show); -SEQ_OPEN_FS(acpi_pcc_numbatteries_open_fs, acpi_pcc_numbatteries_show); -SEQ_OPEN_FS(acpi_pcc_lcdtype_open_fs, acpi_pcc_lcdtype_show); -SEQ_OPEN_FS(acpi_pcc_ac_brightness_max_open_fs, acpi_pcc_ac_brightness_max_show); -SEQ_OPEN_FS(acpi_pcc_ac_brightness_min_open_fs, acpi_pcc_ac_brightness_min_show); -SEQ_OPEN_FS(acpi_pcc_ac_brightness_open_fs, acpi_pcc_ac_brightness_show); -SEQ_OPEN_FS(acpi_pcc_dc_brightness_max_open_fs, acpi_pcc_dc_brightness_max_show); -SEQ_OPEN_FS(acpi_pcc_dc_brightness_min_open_fs, acpi_pcc_dc_brightness_min_show); -SEQ_OPEN_FS(acpi_pcc_brightness_open_fs, acpi_pcc_brightness_show); -SEQ_OPEN_FS(acpi_pcc_mute_open_fs, acpi_pcc_mute_show); -SEQ_OPEN_FS(acpi_pcc_version_open_fs, acpi_pcc_version_show); -SEQ_OPEN_FS(acpi_pcc_keyinput_open_fs, acpi_pcc_keyinput_show); -SEQ_OPEN_FS(acpi_pcc_sticky_key_open_fs, acpi_pcc_sticky_key_show); +SEQ_OPEN_FS(acpi_pcc_dc_brightness_open_fs, acpi_pcc_dc_brightness_show); +SEQ_OPEN_FS(acpi_pcc_numbatteries_open_fs, acpi_pcc_numbatteries_show); +SEQ_OPEN_FS(acpi_pcc_lcdtype_open_fs, acpi_pcc_lcdtype_show); +SEQ_OPEN_FS(acpi_pcc_ac_brightness_max_open_fs, + acpi_pcc_ac_brightness_max_show); +SEQ_OPEN_FS(acpi_pcc_ac_brightness_min_open_fs, + acpi_pcc_ac_brightness_min_show); +SEQ_OPEN_FS(acpi_pcc_ac_brightness_open_fs, acpi_pcc_ac_brightness_show); +SEQ_OPEN_FS(acpi_pcc_dc_brightness_max_open_fs, + acpi_pcc_dc_brightness_max_show); +SEQ_OPEN_FS(acpi_pcc_dc_brightness_min_open_fs, + acpi_pcc_dc_brightness_min_show); +SEQ_OPEN_FS(acpi_pcc_brightness_open_fs, acpi_pcc_brightness_show); +SEQ_OPEN_FS(acpi_pcc_mute_open_fs, acpi_pcc_mute_show); +SEQ_OPEN_FS(acpi_pcc_version_open_fs, acpi_pcc_version_show); +SEQ_OPEN_FS(acpi_pcc_keyinput_open_fs, acpi_pcc_keyinput_show); +SEQ_OPEN_FS(acpi_pcc_sticky_key_open_fs, acpi_pcc_sticky_key_show); -typedef struct file_operations fops_t; -static fops_t acpi_pcc_numbatteries_fops = SEQ_FILEOPS_R (acpi_pcc_numbatteries_open_fs); -static fops_t acpi_pcc_lcdtype_fops = SEQ_FILEOPS_R (acpi_pcc_lcdtype_open_fs); -static fops_t acpi_pcc_mute_fops = SEQ_FILEOPS_RW(acpi_pcc_mute_open_fs, acpi_pcc_write_mute); -static fops_t acpi_pcc_ac_brightness_fops = SEQ_FILEOPS_RW(acpi_pcc_ac_brightness_open_fs, acpi_pcc_write_ac_brightness); -static fops_t acpi_pcc_ac_brightness_max_fops = SEQ_FILEOPS_R (acpi_pcc_ac_brightness_max_open_fs); -static fops_t acpi_pcc_ac_brightness_min_fops = SEQ_FILEOPS_R (acpi_pcc_ac_brightness_min_open_fs); -static fops_t acpi_pcc_dc_brightness_fops = SEQ_FILEOPS_RW(acpi_pcc_dc_brightness_open_fs, acpi_pcc_write_dc_brightness); -static fops_t acpi_pcc_dc_brightness_max_fops = SEQ_FILEOPS_R (acpi_pcc_dc_brightness_max_open_fs); -static fops_t acpi_pcc_dc_brightness_min_fops = SEQ_FILEOPS_R (acpi_pcc_dc_brightness_min_open_fs); -static fops_t acpi_pcc_brightness_fops = SEQ_FILEOPS_RW(acpi_pcc_brightness_open_fs, acpi_pcc_write_no_brightness); -static fops_t acpi_pcc_sticky_key_fops = SEQ_FILEOPS_RW(acpi_pcc_sticky_key_open_fs, acpi_pcc_write_sticky_key); -static fops_t acpi_pcc_keyinput_fops = SEQ_FILEOPS_RW(acpi_pcc_keyinput_open_fs, acpi_pcc_write_keyinput); -static fops_t acpi_pcc_version_fops = SEQ_FILEOPS_R (acpi_pcc_version_open_fs); +static struct file_operations acpi_pcc_numbatteries_fops = + SEQ_FILEOPS_R(acpi_pcc_numbatteries_open_fs); +static struct file_operations acpi_pcc_lcdtype_fops = + SEQ_FILEOPS_R(acpi_pcc_lcdtype_open_fs); +static struct file_operations acpi_pcc_mute_fops = + SEQ_FILEOPS_RW(acpi_pcc_mute_open_fs, acpi_pcc_write_mute); +static struct file_operations acpi_pcc_ac_brightness_fops = + SEQ_FILEOPS_RW(acpi_pcc_ac_brightness_open_fs, + acpi_pcc_write_ac_brightness); +static struct file_operations acpi_pcc_ac_brightness_max_fops = + SEQ_FILEOPS_R(acpi_pcc_ac_brightness_max_open_fs); +static struct file_operations acpi_pcc_ac_brightness_min_fops = + SEQ_FILEOPS_R(acpi_pcc_ac_brightness_min_open_fs); +static struct file_operations acpi_pcc_dc_brightness_fops = + SEQ_FILEOPS_RW(acpi_pcc_dc_brightness_open_fs, + acpi_pcc_write_dc_brightness); +static struct file_operations acpi_pcc_dc_brightness_max_fops = + SEQ_FILEOPS_R(acpi_pcc_dc_brightness_max_open_fs); +static struct file_operations acpi_pcc_dc_brightness_min_fops = + SEQ_FILEOPS_R(acpi_pcc_dc_brightness_min_open_fs); +static struct file_operations acpi_pcc_brightness_fops = + SEQ_FILEOPS_RW(acpi_pcc_brightness_open_fs, + acpi_pcc_write_no_brightness); +static struct file_operations acpi_pcc_sticky_key_fops = + SEQ_FILEOPS_RW(acpi_pcc_sticky_key_open_fs, acpi_pcc_write_sticky_key); +static struct file_operations acpi_pcc_keyinput_fops = + SEQ_FILEOPS_RW(acpi_pcc_keyinput_open_fs, acpi_pcc_write_keyinput); +static struct file_operations acpi_pcc_version_fops = + SEQ_FILEOPS_R(acpi_pcc_version_open_fs); -typedef struct _ProcItem -{ - const char* name; +struct proc_item { + const char *name; struct file_operations *fops; mode_t flag; -} ProcItem; +}; /* Note: These functions map *exactly* to the SINF/SSET functions */ -ProcItem acpi_pcc_proc_items_sifr[] = { - { "num_batteries", &acpi_pcc_numbatteries_fops, S_IRUGO }, - { "lcd_type", &acpi_pcc_lcdtype_fops, S_IRUGO }, - { "ac_brightness_max" , &acpi_pcc_ac_brightness_max_fops,S_IRUGO }, - { "ac_brightness_min" , &acpi_pcc_ac_brightness_min_fops,S_IRUGO }, - { "ac_brightness" , &acpi_pcc_ac_brightness_fops, S_IFREG | S_IRUGO | S_IWUSR }, - { "dc_brightness_max" , &acpi_pcc_dc_brightness_max_fops,S_IRUGO }, - { "dc_brightness_min" , &acpi_pcc_dc_brightness_min_fops,S_IRUGO }, - { "dc_brightness" , &acpi_pcc_dc_brightness_fops, S_IFREG | S_IRUGO | S_IWUSR }, - { "brightness" , &acpi_pcc_brightness_fops, S_IFREG | S_IRUGO | S_IWUSR }, - { "mute", &acpi_pcc_mute_fops, S_IFREG | S_IRUGO | S_IWUSR }, +struct proc_item acpi_pcc_proc_items_sifr[] = { + { "num_batteries", &acpi_pcc_numbatteries_fops, S_IRUGO }, + { "lcd_type", &acpi_pcc_lcdtype_fops, S_IRUGO }, + { "ac_brightness_max", &acpi_pcc_ac_brightness_max_fops, S_IRUGO }, + { "ac_brightness_min", &acpi_pcc_ac_brightness_min_fops, S_IRUGO }, + { "ac_brightness", &acpi_pcc_ac_brightness_fops, + S_IFREG | S_IRUGO | S_IWUSR }, + { "dc_brightness_max", &acpi_pcc_dc_brightness_max_fops, S_IRUGO }, + { "dc_brightness_min", &acpi_pcc_dc_brightness_min_fops, S_IRUGO }, + { "dc_brightness", &acpi_pcc_dc_brightness_fops, + S_IFREG | S_IRUGO | S_IWUSR }, + { "brightness", &acpi_pcc_brightness_fops, S_IFREG | S_IRUGO | S_IWUSR}, + { "mute", &acpi_pcc_mute_fops, S_IFREG | S_IRUGO | S_IWUSR }, { NULL, NULL, 0 }, }; -ProcItem acpi_pcc_proc_items[] = { - { "sticky_key", &acpi_pcc_sticky_key_fops, S_IFREG | S_IRUGO | S_IWUSR }, - { "keyinput", &acpi_pcc_keyinput_fops, S_IFREG | S_IRUGO | S_IWUSR }, - { "version", &acpi_pcc_version_fops, S_IRUGO }, +struct proc_item acpi_pcc_proc_items[] = { + { "sticky_key", &acpi_pcc_sticky_key_fops, S_IFREG | S_IRUGO | S_IWUSR}, + { "keyinput", &acpi_pcc_keyinput_fops, S_IFREG | S_IRUGO | S_IWUSR }, + { "version", &acpi_pcc_version_fops, S_IRUGO }, { NULL, NULL, 0 }, }; static int __devinit acpi_pcc_add_device(struct acpi_device *device, - ProcItem *proc_items, + struct proc_item *proc_items, int num) { - struct acpi_hotkey *hotkey = (struct acpi_hotkey*)acpi_driver_data(device); - struct proc_dir_entry* proc; - ProcItem* item; + struct acpi_hotkey *hotkey = acpi_driver_data(device); + struct proc_dir_entry *proc; + struct proc_item *item; int i; for (item = proc_items, i = 0; item->name && i < num; ++item, ++i) { - proc = create_proc_entry(item->name, item->flag, hotkey->proc_dir_entry); + proc = create_proc_entry(item->name, item->flag, + hotkey->proc_dir_entry); if (likely(proc)) { proc->proc_fops = item->fops; proc->data = hotkey; @@ -756,7 +800,8 @@ static int __devinit acpi_pcc_add_device(struct acpi_device *device, } else { while (i-- > 0) { item--; - remove_proc_entry(item->name, hotkey->proc_dir_entry); + remove_proc_entry(item->name, + hotkey->proc_dir_entry); } return_VALUE(-ENODEV); } @@ -767,7 +812,7 @@ static int __devinit acpi_pcc_add_device(struct acpi_device *device, static int __devinit acpi_pcc_proc_init(struct acpi_device *device) { struct proc_dir_entry *acpi_pcc_dir; - struct acpi_hotkey *hotkey = (struct acpi_hotkey*)acpi_driver_data(device); + struct acpi_hotkey *hotkey = acpi_driver_data(device); acpi_status status; ACPI_FUNCTION_TRACE("acpi_pcc_proc_init"); @@ -775,15 +820,18 @@ static int __devinit acpi_pcc_proc_init(struct acpi_device *device) acpi_pcc_dir = proc_mkdir(PROC_PCC, acpi_root_dir); if (unlikely(!acpi_pcc_dir)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Couldn't create dir in /proc\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Couldn't create dir in /proc\n")); return_VALUE(-ENODEV); } acpi_pcc_dir->owner = THIS_MODULE; hotkey->proc_dir_entry = acpi_pcc_dir; - status = acpi_pcc_add_device(device, acpi_pcc_proc_items_sifr, hotkey->num_sifr); - status |= acpi_pcc_add_device(device, acpi_pcc_proc_items, ARRAY_SIZE(acpi_pcc_proc_items)); + status = acpi_pcc_add_device(device, acpi_pcc_proc_items_sifr, + hotkey->num_sifr); + status |= acpi_pcc_add_device(device, acpi_pcc_proc_items, + ARRAY_SIZE(acpi_pcc_proc_items)); if (unlikely(status)) { remove_proc_entry(PROC_PCC, acpi_root_dir); hotkey->proc_dir_entry = NULL; @@ -794,14 +842,16 @@ static int __devinit acpi_pcc_proc_init(struct acpi_device *device) } static void __devexit acpi_pcc_remove_device(struct acpi_device *device, - ProcItem *proc_items, + struct proc_item *proc_items, int num) { - struct acpi_hotkey *hotkey = (struct acpi_hotkey*)acpi_driver_data(device); - ProcItem* item; + struct acpi_hotkey *hotkey = acpi_driver_data(device); + struct proc_item *item; int i; - for (item = proc_items, i = 0; item->name != NULL && i < num; ++item, ++i) { + for (item = proc_items, i = 0; + item->name != NULL && i < num; + ++item, ++i) { remove_proc_entry(item->name, hotkey->proc_dir_entry); } @@ -819,14 +869,18 @@ static int acpi_pcc_hotkey_resume(struct acpi_device *device) ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_resume"); - if (device == NULL || hotkey == NULL) { return_VALUE(-EINVAL); } + if (device == NULL || hotkey == NULL) + return_VALUE(-EINVAL); if (hotkey->num_sifr != 0) { - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Sticky mode restore: %d\n", hotkey->sticky_mode)); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Sticky mode restore: %d\n", + hotkey->sticky_mode)); - status = acpi_pcc_write_sset(hotkey, SINF_STICKY_KEY, hotkey->sticky_mode); + status = acpi_pcc_write_sset(hotkey, SINF_STICKY_KEY, + hotkey->sticky_mode); } - if (status != AE_OK) { return_VALUE(-EINVAL); } + if (status != AE_OK) + return_VALUE(-EINVAL); return_VALUE(0); } @@ -848,14 +902,16 @@ static int __devinit acpi_pcc_init_input(struct acpi_hotkey *hotkey) hotk_input_dev = input_allocate_device(); if (hotk_input_dev == NULL) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Couldn't allocate input device for hotkey")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Couldn't allocate input device for hotkey")); goto err_input; } pcc_keyinput = kcalloc(1, sizeof(struct pcc_keyinput), GFP_KERNEL); if (pcc_keyinput == NULL) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Couldn't allocate mem for private data")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Couldn't allocate mem for private data")); goto err_pcc; } @@ -886,9 +942,8 @@ static int __devinit acpi_pcc_init_input(struct acpi_hotkey *hotkey) error = input_register_device(hotk_input_dev); - if (error) { + if (error) goto err_pcc; - } return_VALUE(0); @@ -921,7 +976,7 @@ static void __devexit acpi_pcc_remove_input(struct acpi_hotkey *hotkey) /* ------------------------------------------------------------------------- ACPI ------------------------------------------------------------------------- */ -static int __devinit acpi_pcc_hotkey_add (struct acpi_device *device) +static int __devinit acpi_pcc_hotkey_add(struct acpi_device *device) { acpi_status status = AE_OK; struct acpi_hotkey *hotkey = NULL; @@ -929,9 +984,8 @@ static int __devinit acpi_pcc_hotkey_add (struct acpi_device *device) ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_add"); - if (device == NULL) { + if (device == NULL) return_VALUE(-EINVAL); - } sifr_status = acpi_pcc_get_sqty(device); @@ -949,7 +1003,8 @@ static int __devinit acpi_pcc_hotkey_add (struct acpi_device *device) hotkey = kcalloc(1, sizeof(struct acpi_hotkey), GFP_KERNEL); if (hotkey == NULL) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Couldn't allocate mem for hotkey")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Couldn't allocate mem for hotkey")); return_VALUE(-ENOMEM); } @@ -966,14 +1021,16 @@ static int __devinit acpi_pcc_hotkey_add (struct acpi_device *device) hotkey); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error installing notify handler\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error installing notify handler\n")); kfree(hotkey); return_VALUE(-ENODEV); } result = acpi_pcc_init_input(hotkey); if (result != 0) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error installing keyinput handler\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error installing keyinput handler\n")); kfree(hotkey); return_VALUE(result); } @@ -981,20 +1038,22 @@ static int __devinit acpi_pcc_hotkey_add (struct acpi_device *device) return_VALUE(acpi_pcc_proc_init(device)); } -static int __devexit acpi_pcc_hotkey_remove(struct acpi_device *device, int type) +static int __devexit acpi_pcc_hotkey_remove(struct acpi_device *device, + int type) { acpi_status status = AE_OK; struct acpi_hotkey *hotkey = acpi_driver_data(device); ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_remove"); - if (!device || !hotkey) { + if (!device || !hotkey) return_VALUE(-EINVAL); - } if (hotkey->proc_dir_entry) { - acpi_pcc_remove_device(device, acpi_pcc_proc_items_sifr, hotkey->num_sifr); - acpi_pcc_remove_device(device, acpi_pcc_proc_items, ARRAY_SIZE(acpi_pcc_proc_items)); + acpi_pcc_remove_device(device, acpi_pcc_proc_items_sifr, + hotkey->num_sifr); + acpi_pcc_remove_device(device, acpi_pcc_proc_items, + ARRAY_SIZE(acpi_pcc_proc_items)); remove_proc_entry(PROC_PCC, acpi_root_dir); } @@ -1002,13 +1061,12 @@ static int __devexit acpi_pcc_hotkey_remove(struct acpi_device *device, int type ACPI_DEVICE_NOTIFY, acpi_pcc_hotkey_notify); if (ACPI_FAILURE(status)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error removing notify handler\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error removing notify handler\n")); } acpi_pcc_remove_input(hotkey); - if (hotkey != NULL) { - kfree(hotkey); - } + kfree(hotkey); return_VALUE(status == AE_OK); } @@ -1030,7 +1088,8 @@ static int __init acpi_pcc_init(void) result = acpi_bus_register_driver(&acpi_pcc_driver); if (result < 0) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error registering hotkey driver\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error registering hotkey driver\n")); return_VALUE(-ENODEV); }