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fbdev: fix indentation in modedb.c
Fix the incorrect indentation in functions fb_try_mode() and fb_find_mode(). Signed-off-by: Timur Tabi <timur@freescale.com> Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
This commit is contained in:
Timur Tabi
Florian Tobias Schandinat
parent
a67472ad1a
commit
f92d39e926
@ -491,55 +491,56 @@ EXPORT_SYMBOL(vesa_modes);
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static int fb_try_mode(struct fb_var_screeninfo *var, struct fb_info *info,
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const struct fb_videomode *mode, unsigned int bpp)
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{
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int err = 0;
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int err = 0;
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DPRINTK("Trying mode %s %dx%d-%d@%d\n", mode->name ? mode->name : "noname",
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mode->xres, mode->yres, bpp, mode->refresh);
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var->xres = mode->xres;
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var->yres = mode->yres;
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var->xres_virtual = mode->xres;
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var->yres_virtual = mode->yres;
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var->xoffset = 0;
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var->yoffset = 0;
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var->bits_per_pixel = bpp;
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var->activate |= FB_ACTIVATE_TEST;
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var->pixclock = mode->pixclock;
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var->left_margin = mode->left_margin;
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var->right_margin = mode->right_margin;
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var->upper_margin = mode->upper_margin;
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var->lower_margin = mode->lower_margin;
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var->hsync_len = mode->hsync_len;
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var->vsync_len = mode->vsync_len;
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var->sync = mode->sync;
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var->vmode = mode->vmode;
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if (info->fbops->fb_check_var)
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err = info->fbops->fb_check_var(var, info);
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var->activate &= ~FB_ACTIVATE_TEST;
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return err;
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DPRINTK("Trying mode %s %dx%d-%d@%d\n",
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mode->name ? mode->name : "noname",
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mode->xres, mode->yres, bpp, mode->refresh);
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var->xres = mode->xres;
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var->yres = mode->yres;
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var->xres_virtual = mode->xres;
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var->yres_virtual = mode->yres;
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var->xoffset = 0;
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var->yoffset = 0;
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var->bits_per_pixel = bpp;
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var->activate |= FB_ACTIVATE_TEST;
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var->pixclock = mode->pixclock;
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var->left_margin = mode->left_margin;
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var->right_margin = mode->right_margin;
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var->upper_margin = mode->upper_margin;
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var->lower_margin = mode->lower_margin;
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var->hsync_len = mode->hsync_len;
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var->vsync_len = mode->vsync_len;
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var->sync = mode->sync;
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var->vmode = mode->vmode;
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if (info->fbops->fb_check_var)
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err = info->fbops->fb_check_var(var, info);
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var->activate &= ~FB_ACTIVATE_TEST;
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return err;
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}
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/**
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* fb_find_mode - finds a valid video mode
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* @var: frame buffer user defined part of display
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* @info: frame buffer info structure
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* @mode_option: string video mode to find
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* @db: video mode database
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* @dbsize: size of @db
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* @default_mode: default video mode to fall back to
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* @default_bpp: default color depth in bits per pixel
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* fb_find_mode - finds a valid video mode
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* @var: frame buffer user defined part of display
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* @info: frame buffer info structure
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* @mode_option: string video mode to find
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* @db: video mode database
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* @dbsize: size of @db
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* @default_mode: default video mode to fall back to
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* @default_bpp: default color depth in bits per pixel
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*
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* Finds a suitable video mode, starting with the specified mode
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* in @mode_option with fallback to @default_mode. If
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* @default_mode fails, all modes in the video mode database will
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* be tried.
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* Finds a suitable video mode, starting with the specified mode
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* in @mode_option with fallback to @default_mode. If
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* @default_mode fails, all modes in the video mode database will
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* be tried.
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*
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* Valid mode specifiers for @mode_option:
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* Valid mode specifiers for @mode_option:
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*
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* <xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m] or
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* <name>[-<bpp>][@<refresh>]
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* <xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m] or
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* <name>[-<bpp>][@<refresh>]
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*
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* with <xres>, <yres>, <bpp> and <refresh> decimal numbers and
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* <name> a string.
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* with <xres>, <yres>, <bpp> and <refresh> decimal numbers and
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* <name> a string.
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*
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* If 'M' is present after yres (and before refresh/bpp if present),
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* the function will compute the timings using VESA(tm) Coordinated
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@ -551,12 +552,12 @@ static int fb_try_mode(struct fb_var_screeninfo *var, struct fb_info *info,
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*
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* 1024x768MR-8@60m - Reduced blank with margins at 60Hz.
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*
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* NOTE: The passed struct @var is _not_ cleared! This allows you
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* to supply values for e.g. the grayscale and accel_flags fields.
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* NOTE: The passed struct @var is _not_ cleared! This allows you
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* to supply values for e.g. the grayscale and accel_flags fields.
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*
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* Returns zero for failure, 1 if using specified @mode_option,
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* 2 if using specified @mode_option with an ignored refresh rate,
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* 3 if default mode is used, 4 if fall back to any valid mode.
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* Returns zero for failure, 1 if using specified @mode_option,
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* 2 if using specified @mode_option with an ignored refresh rate,
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* 3 if default mode is used, 4 if fall back to any valid mode.
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*
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*/
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@ -566,198 +567,203 @@ int fb_find_mode(struct fb_var_screeninfo *var,
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const struct fb_videomode *default_mode,
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unsigned int default_bpp)
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{
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int i;
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int i;
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/* Set up defaults */
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if (!db) {
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db = modedb;
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dbsize = ARRAY_SIZE(modedb);
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}
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if (!default_mode)
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default_mode = &db[0];
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if (!default_bpp)
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default_bpp = 8;
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/* Did the user specify a video mode? */
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if (!mode_option)
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mode_option = fb_mode_option;
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if (mode_option) {
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const char *name = mode_option;
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unsigned int namelen = strlen(name);
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int res_specified = 0, bpp_specified = 0, refresh_specified = 0;
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unsigned int xres = 0, yres = 0, bpp = default_bpp, refresh = 0;
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int yres_specified = 0, cvt = 0, rb = 0, interlace = 0, margins = 0;
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u32 best, diff, tdiff;
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for (i = namelen-1; i >= 0; i--) {
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switch (name[i]) {
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case '@':
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namelen = i;
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if (!refresh_specified && !bpp_specified &&
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!yres_specified) {
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refresh = simple_strtol(&name[i+1], NULL, 10);
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refresh_specified = 1;
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if (cvt || rb)
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cvt = 0;
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} else
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goto done;
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break;
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case '-':
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namelen = i;
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if (!bpp_specified && !yres_specified) {
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bpp = simple_strtol(&name[i+1], NULL, 10);
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bpp_specified = 1;
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if (cvt || rb)
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cvt = 0;
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} else
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goto done;
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break;
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case 'x':
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if (!yres_specified) {
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yres = simple_strtol(&name[i+1], NULL, 10);
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yres_specified = 1;
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} else
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goto done;
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break;
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case '0' ... '9':
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break;
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case 'M':
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if (!yres_specified)
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cvt = 1;
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break;
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case 'R':
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if (!cvt)
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rb = 1;
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break;
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case 'm':
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if (!cvt)
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margins = 1;
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break;
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case 'i':
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if (!cvt)
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interlace = 1;
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break;
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default:
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goto done;
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}
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}
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if (i < 0 && yres_specified) {
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xres = simple_strtol(name, NULL, 10);
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res_specified = 1;
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}
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done:
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if (cvt) {
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struct fb_videomode cvt_mode;
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int ret;
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DPRINTK("CVT mode %dx%d@%dHz%s%s%s\n", xres, yres,
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(refresh) ? refresh : 60, (rb) ? " reduced blanking" :
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"", (margins) ? " with margins" : "", (interlace) ?
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" interlaced" : "");
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memset(&cvt_mode, 0, sizeof(cvt_mode));
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cvt_mode.xres = xres;
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cvt_mode.yres = yres;
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cvt_mode.refresh = (refresh) ? refresh : 60;
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if (interlace)
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cvt_mode.vmode |= FB_VMODE_INTERLACED;
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else
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cvt_mode.vmode &= ~FB_VMODE_INTERLACED;
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ret = fb_find_mode_cvt(&cvt_mode, margins, rb);
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if (!ret && !fb_try_mode(var, info, &cvt_mode, bpp)) {
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DPRINTK("modedb CVT: CVT mode ok\n");
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return 1;
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}
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DPRINTK("CVT mode invalid, getting mode from database\n");
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/* Set up defaults */
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if (!db) {
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db = modedb;
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dbsize = ARRAY_SIZE(modedb);
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}
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DPRINTK("Trying specified video mode%s %ix%i\n",
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refresh_specified ? "" : " (ignoring refresh rate)", xres, yres);
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if (!default_mode)
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default_mode = &db[0];
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if (!refresh_specified) {
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/*
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* If the caller has provided a custom mode database and a
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* valid monspecs structure, we look for the mode with the
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* highest refresh rate. Otherwise we play it safe it and
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* try to find a mode with a refresh rate closest to the
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* standard 60 Hz.
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*/
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if (db != modedb &&
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info->monspecs.vfmin && info->monspecs.vfmax &&
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info->monspecs.hfmin && info->monspecs.hfmax &&
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info->monspecs.dclkmax) {
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refresh = 1000;
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} else {
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refresh = 60;
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if (!default_bpp)
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default_bpp = 8;
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/* Did the user specify a video mode? */
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if (!mode_option)
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mode_option = fb_mode_option;
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if (mode_option) {
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const char *name = mode_option;
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unsigned int namelen = strlen(name);
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int res_specified = 0, bpp_specified = 0, refresh_specified = 0;
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unsigned int xres = 0, yres = 0, bpp = default_bpp, refresh = 0;
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int yres_specified = 0, cvt = 0, rb = 0, interlace = 0;
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int margins = 0;
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u32 best, diff, tdiff;
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for (i = namelen-1; i >= 0; i--) {
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switch (name[i]) {
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case '@':
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namelen = i;
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if (!refresh_specified && !bpp_specified &&
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!yres_specified) {
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refresh = simple_strtol(&name[i+1], NULL,
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10);
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refresh_specified = 1;
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if (cvt || rb)
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cvt = 0;
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} else
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goto done;
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break;
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case '-':
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namelen = i;
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if (!bpp_specified && !yres_specified) {
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bpp = simple_strtol(&name[i+1], NULL,
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10);
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bpp_specified = 1;
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if (cvt || rb)
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cvt = 0;
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} else
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goto done;
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break;
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case 'x':
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if (!yres_specified) {
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yres = simple_strtol(&name[i+1], NULL,
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10);
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yres_specified = 1;
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} else
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goto done;
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break;
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case '0' ... '9':
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break;
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case 'M':
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if (!yres_specified)
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cvt = 1;
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break;
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case 'R':
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if (!cvt)
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rb = 1;
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break;
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case 'm':
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if (!cvt)
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margins = 1;
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break;
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case 'i':
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if (!cvt)
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interlace = 1;
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break;
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default:
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goto done;
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}
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}
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}
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if (i < 0 && yres_specified) {
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xres = simple_strtol(name, NULL, 10);
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res_specified = 1;
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}
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done:
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if (cvt) {
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struct fb_videomode cvt_mode;
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int ret;
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diff = -1;
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best = -1;
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for (i = 0; i < dbsize; i++) {
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if ((name_matches(db[i], name, namelen) ||
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(res_specified && res_matches(db[i], xres, yres))) &&
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!fb_try_mode(var, info, &db[i], bpp)) {
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if (refresh_specified && db[i].refresh == refresh) {
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DPRINTK("CVT mode %dx%d@%dHz%s%s%s\n", xres, yres,
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(refresh) ? refresh : 60,
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(rb) ? " reduced blanking" : "",
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(margins) ? " with margins" : "",
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(interlace) ? " interlaced" : "");
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memset(&cvt_mode, 0, sizeof(cvt_mode));
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cvt_mode.xres = xres;
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cvt_mode.yres = yres;
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cvt_mode.refresh = (refresh) ? refresh : 60;
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if (interlace)
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cvt_mode.vmode |= FB_VMODE_INTERLACED;
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else
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cvt_mode.vmode &= ~FB_VMODE_INTERLACED;
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ret = fb_find_mode_cvt(&cvt_mode, margins, rb);
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if (!ret && !fb_try_mode(var, info, &cvt_mode, bpp)) {
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DPRINTK("modedb CVT: CVT mode ok\n");
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return 1;
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}
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DPRINTK("CVT mode invalid, getting mode from database\n");
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}
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DPRINTK("Trying specified video mode%s %ix%i\n",
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refresh_specified ? "" : " (ignoring refresh rate)",
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xres, yres);
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if (!refresh_specified) {
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/*
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* If the caller has provided a custom mode database and
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* a valid monspecs structure, we look for the mode with
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* the highest refresh rate. Otherwise we play it safe
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* it and try to find a mode with a refresh rate closest
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* to the standard 60 Hz.
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*/
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if (db != modedb &&
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info->monspecs.vfmin && info->monspecs.vfmax &&
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info->monspecs.hfmin && info->monspecs.hfmax &&
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info->monspecs.dclkmax) {
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refresh = 1000;
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} else {
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refresh = 60;
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}
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}
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diff = -1;
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best = -1;
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for (i = 0; i < dbsize; i++) {
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if ((name_matches(db[i], name, namelen) ||
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(res_specified && res_matches(db[i], xres, yres))) &&
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!fb_try_mode(var, info, &db[i], bpp)) {
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if (refresh_specified && db[i].refresh == refresh)
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return 1;
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if (abs(db[i].refresh - refresh) < diff) {
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diff = abs(db[i].refresh - refresh);
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best = i;
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}
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}
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}
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}
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if (best != -1) {
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fb_try_mode(var, info, &db[best], bpp);
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return (refresh_specified) ? 2 : 1;
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}
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if (best != -1) {
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fb_try_mode(var, info, &db[best], bpp);
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return (refresh_specified) ? 2 : 1;
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}
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diff = 2 * (xres + yres);
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best = -1;
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DPRINTK("Trying best-fit modes\n");
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for (i = 0; i < dbsize; i++) {
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DPRINTK("Trying %ix%i\n", db[i].xres, db[i].yres);
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if (!fb_try_mode(var, info, &db[i], bpp)) {
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tdiff = abs(db[i].xres - xres) +
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abs(db[i].yres - yres);
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diff = 2 * (xres + yres);
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best = -1;
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DPRINTK("Trying best-fit modes\n");
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for (i = 0; i < dbsize; i++) {
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DPRINTK("Trying %ix%i\n", db[i].xres, db[i].yres);
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if (!fb_try_mode(var, info, &db[i], bpp)) {
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tdiff = abs(db[i].xres - xres) +
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abs(db[i].yres - yres);
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/*
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* Penalize modes with resolutions smaller
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* than requested.
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*/
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if (xres > db[i].xres || yres > db[i].yres)
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tdiff += xres + yres;
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/*
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* Penalize modes with resolutions smaller
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* than requested.
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*/
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if (xres > db[i].xres || yres > db[i].yres)
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tdiff += xres + yres;
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if (diff > tdiff) {
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diff = tdiff;
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best = i;
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if (diff > tdiff) {
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diff = tdiff;
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best = i;
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}
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}
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}
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if (best != -1) {
|
||||
fb_try_mode(var, info, &db[best], bpp);
|
||||
return 5;
|
||||
}
|
||||
}
|
||||
if (best != -1) {
|
||||
fb_try_mode(var, info, &db[best], bpp);
|
||||
return 5;
|
||||
}
|
||||
}
|
||||
|
||||
DPRINTK("Trying default video mode\n");
|
||||
if (!fb_try_mode(var, info, default_mode, default_bpp))
|
||||
return 3;
|
||||
DPRINTK("Trying default video mode\n");
|
||||
if (!fb_try_mode(var, info, default_mode, default_bpp))
|
||||
return 3;
|
||||
|
||||
DPRINTK("Trying all modes\n");
|
||||
for (i = 0; i < dbsize; i++)
|
||||
if (!fb_try_mode(var, info, &db[i], default_bpp))
|
||||
return 4;
|
||||
DPRINTK("Trying all modes\n");
|
||||
for (i = 0; i < dbsize; i++)
|
||||
if (!fb_try_mode(var, info, &db[i], default_bpp))
|
||||
return 4;
|
||||
|
||||
DPRINTK("No valid mode found\n");
|
||||
return 0;
|
||||
DPRINTK("No valid mode found\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
Loading…
Reference in New Issue
Block a user