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staging: panel: initialize lcd if lcd enabled 

initialiaze lcd parameters only if lcd is enabled.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Acked-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Sudip Mukherjee 2015-02-11 16:57:08 +05:30 committed by Greg Kroah-Hartman
parent f43de77c9d
commit 733345ec4e
1 changed files with 22 additions and 19 deletions
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41
drivers/staging/panel/panel.c
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@ -2321,25 +2321,6 @@ static int __init panel_init_module(void)
break;
}
/*
* Init lcd struct with load-time values to preserve exact current
* functionality (at least for now).
*/
lcd.height = lcd_height;
lcd.width = lcd_width;
lcd.bwidth = lcd_bwidth;
lcd.hwidth = lcd_hwidth;
lcd.charset = lcd_charset;
lcd.proto = lcd_proto;
lcd.pins.e = lcd_e_pin;
lcd.pins.rs = lcd_rs_pin;
lcd.pins.rw = lcd_rw_pin;
lcd.pins.cl = lcd_cl_pin;
lcd.pins.da = lcd_da_pin;
lcd.pins.bl = lcd_bl_pin;
/* Leave it for now, just in case */
lcd.esc_seq.len = -1;
/*
* Overwrite selection with module param values (both keypad and lcd),
@ -2359,6 +2340,28 @@ static int __init panel_init_module(void)
lcd.enabled = (selected_lcd_type > 0);
if (lcd.enabled) {
/*
* Init lcd struct with load-time values to preserve exact
* current functionality (at least for now).
*/
lcd.height = lcd_height;
lcd.width = lcd_width;
lcd.bwidth = lcd_bwidth;
lcd.hwidth = lcd_hwidth;
lcd.charset = lcd_charset;
lcd.proto = lcd_proto;
lcd.pins.e = lcd_e_pin;
lcd.pins.rs = lcd_rs_pin;
lcd.pins.rw = lcd_rw_pin;
lcd.pins.cl = lcd_cl_pin;
lcd.pins.da = lcd_da_pin;
lcd.pins.bl = lcd_bl_pin;
/* Leave it for now, just in case */
lcd.esc_seq.len = -1;
}
switch (selected_keypad_type) {
case KEYPAD_TYPE_OLD:
keypad_profile = old_keypad_profile;