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fbdev: imxfb: replace some magic numbers with constants

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The patch gets rid of magic numbers replacing them with appropriate
macros.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Dario Binacchi 2023-11-11 11:41:53 +01:00 committed by Helge Deller
parent b0e05872f7
commit da119a074d
1 changed files with 4 additions and 3 deletions
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7
drivers/video/fbdev/imxfb.c
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@ -89,6 +89,7 @@ struct imx_fb_videomode {
#define PCR_BPIX_12 4
#define PCR_BPIX_16 5
#define PCR_BPIX_18 6
#define PCR_PCD_MASK GENMASK(5, 0)
#define LCDC_HCR 0x1C
#define HCR_H_WIDTH_MASK GENMASK(31, 26)
@ -414,8 +415,8 @@ static int imxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
pcr = (unsigned int)tmp;
if (--pcr > 0x3F) {
pcr = 0x3F;
if (--pcr > PCR_PCD_MASK) {
pcr = PCR_PCD_MASK;
printk(KERN_WARNING "Must limit pixel clock to %luHz\n",
lcd_clk / pcr);
}
@ -444,7 +445,7 @@ static int imxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
}
/* add sync polarities */
pcr |= imxfb_mode->pcr & ~(0x3f | (7 << 25));
pcr |= imxfb_mode->pcr & ~(PCR_PCD_MASK | PCR_BPIX_MASK);
fbi->pcr = pcr;
/*