add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/video/fbdev/s3c2410fb.c
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@@ -29,26 +29,21 @@
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 #include <linux/clk.h>
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 #include <linux/cpufreq.h>
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 #include <linux/io.h>
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+#include <linux/platform_data/fb-s3c2410.h>
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 #include <asm/div64.h>
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 #include <asm/mach/map.h>
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-#include <mach/regs-lcd.h>
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-#include <mach/regs-gpio.h>
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-#include <mach/fb.h>
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 #ifdef CONFIG_PM
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 #include <linux/pm.h>
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 #endif
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 #include "s3c2410fb.h"
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+#include "s3c2410fb-regs-lcd.h"
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 /* Debugging stuff */
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-#ifdef CONFIG_FB_S3C2410_DEBUG
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-static int debug	= 1;
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-#else
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-static int debug;
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-#endif
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+static int debug = IS_BUILTIN(CONFIG_FB_S3C2410_DEBUG);
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 #define dprintk(msg...) \
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 do { \
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@@ -618,7 +613,7 @@
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 static DEVICE_ATTR(debug, 0664, s3c2410fb_debug_show, s3c2410fb_debug_store);
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-static struct fb_ops s3c2410fb_ops = {
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+static const struct fb_ops s3c2410fb_ops = {
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 	.owner		= THIS_MODULE,
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 	.fb_check_var	= s3c2410fb_check_var,
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 	.fb_set_par	= s3c2410fb_set_par,
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@@ -676,6 +671,9 @@
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 {
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 	unsigned long tmp;
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+	if (!reg)
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+		return;
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+
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 	tmp = readl(reg) & ~mask;
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 	writel(tmp | set, reg);
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 }
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@@ -706,10 +704,10 @@
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 	/* modify the gpio(s) with interrupts set (bjd) */
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-	modify_gpio(S3C2410_GPCUP,  mach_info->gpcup,  mach_info->gpcup_mask);
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-	modify_gpio(S3C2410_GPCCON, mach_info->gpccon, mach_info->gpccon_mask);
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-	modify_gpio(S3C2410_GPDUP,  mach_info->gpdup,  mach_info->gpdup_mask);
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-	modify_gpio(S3C2410_GPDCON, mach_info->gpdcon, mach_info->gpdcon_mask);
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+	modify_gpio(mach_info->gpcup_reg,  mach_info->gpcup,  mach_info->gpcup_mask);
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+	modify_gpio(mach_info->gpccon_reg, mach_info->gpccon, mach_info->gpccon_mask);
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+	modify_gpio(mach_info->gpdup_reg,  mach_info->gpdup,  mach_info->gpdup_mask);
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+	modify_gpio(mach_info->gpdcon_reg, mach_info->gpdcon, mach_info->gpdcon_mask);
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 	local_irq_restore(flags);
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@@ -777,7 +775,7 @@
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 	long delta_f;
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 	info = container_of(nb, struct s3c2410fb_info, freq_transition);
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-	fbinfo = platform_get_drvdata(to_platform_device(info->dev));
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+	fbinfo = dev_get_drvdata(info->dev);
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 	/* work out change, <0 for speed-up */
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 	delta_f = info->clk_rate - clk_get_rate(info->clk);