From: Anatolij Gustschin Date: Sat, 9 Nov 2013 10:00:09 +0000 (+0100) Subject: lcd: allow overriding lcd_get_size() X-Git-Tag: v2014.01-rc1~72 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=cefa47171276509fee89d8084da15409285e481b;p=oweals%2Fu-boot.git lcd: allow overriding lcd_get_size() Remove the redundant lcd_line_length initialisation which sneaked in when an earlier version of the patch of commit 6d330719 has been rebased. Some lcd drivers need to setup lcd_line_length not from the panel_info parameters but by different means. Make the lcd_get_size() weak to allow setting lcd_line_length in a driver specific way. Signed-off-by: Anatolij Gustschin Cc: Stephen Warren --- diff --git a/common/lcd.c b/common/lcd.c index 5dd7948121..56bf067fb5 100644 --- a/common/lcd.c +++ b/common/lcd.c @@ -386,8 +386,13 @@ static void test_pattern(void) /************************************************************************/ /* ** GENERIC Initialization Routines */ /************************************************************************/ - -int lcd_get_size(int *line_length) +/* + * With most lcd drivers the line length is set up + * by calculating it from panel_info parameters. Some + * drivers need to calculate the line length differently, + * so make the function weak to allow overriding it. + */ +__weak int lcd_get_size(int *line_length) { *line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; return *line_length * panel_info.vl_row; @@ -495,7 +500,6 @@ static int lcd_init(void *lcdbase) debug("[LCD] Using LCD frambuffer at %p\n", lcd_base); lcd_get_size(&lcd_line_length); - lcd_line_length = (panel_info.vl_col * NBITS(panel_info.vl_bpix)) / 8; lcd_is_enabled = 1; lcd_clear(); lcd_enable();