From: munkyu.im <munkyu.im@samsung.com>
Date: Mon, 26 Mar 2012 09:10:48 +0000 (+0900)
Subject: [Title]round up when calculate width and height from dpi
X-Git-Tag: 2.2.1_release^2~152
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e4466252d284ec9c3620710edba896d65f37fd71;p=sdk%2Femulator%2Femulator-kernel.git

[Title]round up when calculate width and height from dpi
[Type]
[Module]
[Priority]
[CQ#]
[Redmine#]
[Problem]
[Cause]
[Solution]
[TestCase]
---

diff --git a/drivers/maru/maru_fb.c b/drivers/maru/maru_fb.c
index 796c47221f05..5ab50ae8a733 100644
--- a/drivers/maru/maru_fb.c
+++ b/drivers/maru/maru_fb.c
@@ -309,9 +309,9 @@ static int my_atoi(const char *name)
 }
 
 extern char *saved_command_line;
-#define DPI_DEF_VALUE		3160
-#define DPI_MIN_VALUE		1000
-#define DPI_MAX_VALUE		4800
+#define DPI_DEF_VALUE		316
+#define DPI_MIN_VALUE		100
+#define DPI_MAX_VALUE		480
 
 static void uvesafb_setup_var(struct fb_var_screeninfo *var,
 		struct fb_info *info, struct vbe_mode_ib *mode)
@@ -333,16 +333,15 @@ static void uvesafb_setup_var(struct fb_var_screeninfo *var,
 		ps += 4;
 		strncpy(dpi_info, ps, 4);
 		dpi = my_atoi(dpi_info);
-        dpi *= 10;
 		if (dpi < DPI_MIN_VALUE || dpi > DPI_MAX_VALUE)
 			dpi = DPI_DEF_VALUE;
 	}
-
-	var->height = var->yres * 254 / dpi;
-	var->width = var->xres * 254 / dpi;
-	printk(KERN_INFO "dpi value = %d\n", dpi);
-	printk(KERN_INFO "var->yres = %d, var->xres = %d\n", var->yres, var->xres);
-	printk(KERN_INFO "var->height = %d, var->width = %d\n", var->height, var->width);
+    /* round up */
+	var->height = ((var->yres * 254 / dpi) + 5) / 10;
+	var->width = ((var->xres * 254 / dpi)+ 5) / 10;
+	//printk(KERN_INFO "dpi value = %d\n", dpi);
+	//printk(KERN_INFO "var->yres = %d, var->xres = %d\n", var->yres, var->xres);
+	//printk(KERN_INFO "var->height = %d, var->width = %d\n", var->height, var->width);
 
 	var->xres_virtual = mode->x_res;
 	var->yres_virtual = (par->ypan) ?