[U-Boot] [PATCH 2/2] video: exynos_fb: Make a call to draw_logo only when CONFIG_CMD_BMP is selected

Ajay kumar ajaynumb at gmail.com
Tue Jan 22 15:11:07 CET 2013


Hi Simon,

On Tue, Jan 22, 2013 at 7:13 PM, Simon Glass <sjg at chromium.org> wrote:
> Hi Ajay,
>
> On Mon, Jan 14, 2013 at 1:32 AM, Ajay Kumar <ajaykumar.rs at samsung.com> wrote:
>> Previously, the call to draw_logo() was happening irrespective
>> of whether we have selected logo or LCD console.
>> With this patch we call draw_logo() only when CONFIG_CMD_BMP is selected.
>>
>> This would even fix the following compilation warning:
>> exynos_fb.c: In function 'draw_logo':
>> exynos_fb.c:74:8: warning: variable 'addr' set but not used
>> [-Wunused-but-set-variable]
>> exynos_fb.c:73:9: warning: variable 'y' set but not used
>> [-Wunused-but-set-variable]
>> exynos_fb.c:73:6: warning: variable 'x' set but not used
>> [-Wunused-but-set-variable]
>>
>> Signed-off-by: Ajay Kumar <ajaykumar.rs at samsung.com>
>> ---
>>  drivers/video/exynos_fb.c | 6 ++++--
>>  1 file changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/video/exynos_fb.c b/drivers/video/exynos_fb.c
>> index 183bca0..ee0ed06 100644
>> --- a/drivers/video/exynos_fb.c
>> +++ b/drivers/video/exynos_fb.c
>> @@ -68,6 +68,7 @@ static void exynos_lcd_init(vidinfo_t *vid)
>>         lcd_set_flush_dcache(1);
>>  }
>>
>> +#ifdef CONFIG_CMD_BMP
>>  static void draw_logo(void)
>>  {
>>         int x, y;
>> @@ -88,10 +89,9 @@ static void draw_logo(void)
>>         }
>>
>>         addr = panel_info.logo_addr;
>> -#ifdef CONFIG_CMD_BMP
>>         bmp_display(addr, x, y);
>> -#endif
>>  }
>> +#endif
>>
>>  static void lcd_panel_on(vidinfo_t *vid)
>>  {
>> @@ -150,7 +150,9 @@ void lcd_enable(void)
>>         if (panel_info.logo_on) {
>>                 memset(lcd_base, 0, panel_width * panel_height *
>>                                 (NBITS(panel_info.vl_bpix) >> 3));
>> +#ifdef CONFIG_CMD_BMP
>>                 draw_logo();
>> +#endif
>
> It would be nice to avoid another #ifdef. Would it be possible instead
> to make the first #ifdef cover the whole internals of the draw_logo()
> function?
This patchset has already been merged!

>>         }
>>
>>         lcd_panel_on(&panel_info);
>> --
>> 1.8.0
>>
>
> Regards,
> Simon

Regards,
Ajay


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