From 93d11f5a15020a514e522e678b2b3e7a1bc01f86 Mon Sep 17 00:00:00 2001 From: Krzysztof Helt Date: Tue, 16 Oct 2007 01:29:00 -0700 Subject: [PATCH] s3c2410fb: add pulse length fields to s3c2410fb_display This patch adds synchronization pulse lenght fields to the s3c2410fb_display structure and makes use of them in the driver. Signed-off-by: Krzysztof Helt Signed-off-by: Antonino Daplas Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/arm/mach-s3c2410/mach-amlm5900.c | 1 + arch/arm/mach-s3c2410/mach-bast.c | 18 ++++++++++++++ arch/arm/mach-s3c2410/mach-h1940.c | 2 ++ arch/arm/mach-s3c2410/mach-qt2410.c | 6 +++++ arch/arm/mach-s3c2440/mach-rx3715.c | 2 ++ arch/arm/mach-s3c2440/mach-smdk2440.c | 2 ++ drivers/video/s3c2410fb.c | 34 +++++++++++++-------------- 7 files changed, 47 insertions(+), 18 deletions(-) diff --git a/arch/arm/mach-s3c2410/mach-amlm5900.c b/arch/arm/mach-s3c2410/mach-amlm5900.c index 5f51a80fcd5c..4c958b7c09d5 100644 --- a/arch/arm/mach-s3c2410/mach-amlm5900.c +++ b/arch/arm/mach-s3c2410/mach-amlm5900.c @@ -179,6 +179,7 @@ static struct s3c2410fb_display __initdata amlm5900_lcd_info = { .bpp = 4, .left_margin = 1 << (4 + 3), .right_margin = 8 << 3, + .hsync_len = 48, .upper_margin = 0, .lower_margin = 0, diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c index 7b54f3c2a2d7..e9c9df078925 100644 --- a/arch/arm/mach-s3c2410/mach-bast.c +++ b/arch/arm/mach-s3c2410/mach-bast.c @@ -477,8 +477,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .yres = 240, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .bpp = 4, @@ -497,8 +499,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .bpp = 4, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .lcdcon1 = 0x00000176, .lcdcon2 = 0x1d77c7c2, @@ -515,8 +519,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .bpp = 4, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .lcdcon1 = 0x00000176, .lcdcon2 = 0x1d77c7c2, @@ -533,8 +539,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .bpp = 8, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .lcdcon1 = 0x00000176, .lcdcon2 = 0x1d77c7c2, @@ -551,8 +559,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .bpp = 8, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .lcdcon1 = 0x00000176, .lcdcon2 = 0x1d77c7c2, @@ -569,8 +579,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .bpp = 8, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .lcdcon1 = 0x00000176, .lcdcon2 = 0x1d77c7c2, @@ -587,8 +599,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .bpp = 16, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .lcdcon1 = 0x00000176, .lcdcon2 = 0x1d77c7c2, @@ -605,8 +619,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .bpp = 16, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .lcdcon1 = 0x00000176, .lcdcon2 = 0x1d77c7c2, @@ -623,8 +639,10 @@ static struct s3c2410fb_display __initdata bast_lcd_info[] = { .bpp = 16, .left_margin = 40, .right_margin = 20, + .hsync_len = 88, .upper_margin = 30, .lower_margin = 32, + .vsync_len = 3, .lcdcon1 = 0x00000176, .lcdcon2 = 0x1d77c7c2, diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c index 1c9d6c69b712..c0933b6c71b5 100644 --- a/arch/arm/mach-s3c2410/mach-h1940.c +++ b/arch/arm/mach-s3c2410/mach-h1940.c @@ -158,8 +158,10 @@ static struct s3c2410fb_display h1940_lcd __initdata = { .bpp = 16, .left_margin = 20, .right_margin = 8, + .hsync_len = 4, .upper_margin = 8, .lower_margin = 7, + .vsync_len = 1, }; static struct s3c2410fb_mach_info h1940_fb_info __initdata = { diff --git a/arch/arm/mach-s3c2410/mach-qt2410.c b/arch/arm/mach-s3c2410/mach-qt2410.c index 98fbca2b7c20..50c0939a2492 100644 --- a/arch/arm/mach-s3c2410/mach-qt2410.c +++ b/arch/arm/mach-s3c2410/mach-qt2410.c @@ -125,8 +125,10 @@ static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = { .bpp = 16, .left_margin = 44, .right_margin = 116, + .hsync_len = 96, .upper_margin = 19, .lower_margin = 11, + .vsync_len = 15, }, { /* Configuration for 480x640 toppoly TD028TTEC1 */ @@ -156,8 +158,10 @@ static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = { .bpp = 16, .left_margin = 8, .right_margin = 24, + .hsync_len = 8, .upper_margin = 2, .lower_margin = 4, + .vsync_len = 2, }, { /* Config for 240x320 LCD */ @@ -187,8 +191,10 @@ static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = { .bpp = 16, .left_margin = 13, .right_margin = 8, + .hsync_len = 4, .upper_margin = 2, .lower_margin = 7, + .vsync_len = 4, }, }; diff --git a/arch/arm/mach-s3c2440/mach-rx3715.c b/arch/arm/mach-s3c2440/mach-rx3715.c index 9f874658a60d..da68b1fe923c 100644 --- a/arch/arm/mach-s3c2440/mach-rx3715.c +++ b/arch/arm/mach-s3c2440/mach-rx3715.c @@ -136,8 +136,10 @@ static struct s3c2410fb_display rx3715_lcdcfg __initdata = { .bpp = 16, .left_margin = 36, .right_margin = 36, + .hsync_len = 8, .upper_margin = 6, .lower_margin = 7, + .vsync_len = 3, }; static struct s3c2410fb_mach_info rx3715_fb_info __initdata = { diff --git a/arch/arm/mach-s3c2440/mach-smdk2440.c b/arch/arm/mach-s3c2440/mach-smdk2440.c index f400eb7df5a8..2919e6bf02af 100644 --- a/arch/arm/mach-s3c2440/mach-smdk2440.c +++ b/arch/arm/mach-s3c2440/mach-smdk2440.c @@ -133,8 +133,10 @@ static struct s3c2410fb_display smdk2440_lcd_cfg __initdata = { .bpp = 16, .left_margin = 20, .right_margin = 8, + .hsync_len = 4, .upper_margin = 8, .lower_margin = 7, + .vsync_len = 4, }; static struct s3c2410fb_mach_info smdk2440_fb_info __initdata = { diff --git a/drivers/video/s3c2410fb.c b/drivers/video/s3c2410fb.c index a30d538bc8c1..43749bd1fd67 100644 --- a/drivers/video/s3c2410fb.c +++ b/drivers/video/s3c2410fb.c @@ -290,6 +290,7 @@ static void s3c2410fb_calculate_stn_lcd_regs(const struct fb_info *info, int type = regs->lcdcon1 & ~S3C2410_LCDCON1_TFT; int hs = var->xres >> 2; unsigned wdly = (var->left_margin >> 4) - 1; + unsigned wlh = (var->hsync_len >> 4) - 1; dprintk("%s: var->xres = %d\n", __FUNCTION__, var->xres); dprintk("%s: var->yres = %d\n", __FUNCTION__, var->yres); @@ -333,9 +334,15 @@ static void s3c2410fb_calculate_stn_lcd_regs(const struct fb_info *info, if (wdly > 3) wdly = 3; + if (wlh > 3) + wlh = 3; + regs->lcdcon3 = S3C2410_LCDCON3_WDLY(wdly) | S3C2410_LCDCON3_LINEBLANK(var->right_margin / 8) | S3C2410_LCDCON3_HOZVAL(hs - 1); + + regs->lcdcon4 &= ~S3C2410_LCDCON4_HSPW(0xff); + regs->lcdcon4 |= S3C2410_LCDCON4_HSPW(wlh); } /* s3c2410fb_calculate_tft_lcd_regs @@ -383,14 +390,17 @@ static void s3c2410fb_calculate_tft_lcd_regs(const struct fb_info *info, dprintk("setting horz: lft=%d, rt=%d, sync=%d\n", var->left_margin, var->right_margin, var->hsync_len); - regs->lcdcon2 &= S3C2410_LCDCON2_VSPW(0x3f); - regs->lcdcon2 |= S3C2410_LCDCON2_LINEVAL(var->yres - 1); - regs->lcdcon2 |= S3C2410_LCDCON2_VBPD(var->upper_margin - 1); - regs->lcdcon2 |= S3C2410_LCDCON2_VFPD(var->lower_margin - 1); + regs->lcdcon2 = S3C2410_LCDCON2_LINEVAL(var->yres - 1) | + S3C2410_LCDCON2_VBPD(var->upper_margin - 1) | + S3C2410_LCDCON2_VFPD(var->lower_margin - 1) | + S3C2410_LCDCON2_VSPW(var->vsync_len - 1); regs->lcdcon3 = S3C2410_LCDCON3_HBPD(var->right_margin - 1) | S3C2410_LCDCON3_HFPD(var->left_margin - 1) | S3C2410_LCDCON3_HOZVAL(var->xres - 1); + + regs->lcdcon4 &= ~S3C2410_LCDCON4_HSPW(0xff); + regs->lcdcon4 |= S3C2410_LCDCON4_HSPW(var->hsync_len - 1); } /* s3c2410fb_activate_var @@ -410,16 +420,6 @@ static void s3c2410fb_activate_var(struct fb_info *info) fbi->regs.lcdcon1 &= ~S3C2410_LCDCON1_TFT; fbi->regs.lcdcon1 |= display->type; - /* check to see if we need to update sync/borders */ - - if (!mach_info->fixed_syncs) { - fbi->regs.lcdcon2 = - S3C2410_LCDCON2_VSPW(var->vsync_len - 1); - - fbi->regs.lcdcon4 &= ~S3C2410_LCDCON4_HSPW(0xff); - fbi->regs.lcdcon4 |= S3C2410_LCDCON4_HSPW(var->hsync_len - 1); - } - if (var->pixclock > 0) { int clkdiv = s3c2410fb_calc_pixclk(fbi, var->pixclock); @@ -890,10 +890,8 @@ static int __init s3c2410fb_probe(struct platform_device *pdev) fbinfo->var.upper_margin = display->upper_margin; fbinfo->var.lower_margin = display->lower_margin; - fbinfo->var.vsync_len = - S3C2410_LCDCON2_GET_VSPW(display->lcdcon2) + 1; - fbinfo->var.hsync_len = - S3C2410_LCDCON4_GET_HSPW(display->lcdcon4) + 1; + fbinfo->var.vsync_len = display->vsync_len; + fbinfo->var.hsync_len = display->hsync_len; fbinfo->var.red.offset = 11; fbinfo->var.green.offset = 5; -- 2.20.1