AUO-K190x: make memory check in check_var more flexible
Use only information from the new var to calculate the amount of memory needed. Signed-off-by: Heiko Stübner <heiko@sntech.de> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
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@ -376,6 +376,9 @@ static void auok190xfb_imageblit(struct fb_info *info,
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static int auok190xfb_check_var(struct fb_var_screeninfo *var,
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struct fb_info *info)
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{
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struct device *dev = info->device;
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int size;
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if (info->var.xres != var->xres || info->var.yres != var->yres ||
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info->var.xres_virtual != var->xres_virtual ||
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info->var.yres_virtual != var->yres_virtual) {
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@ -388,9 +391,10 @@ static int auok190xfb_check_var(struct fb_var_screeninfo *var,
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* Memory limit
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*/
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if ((info->fix.line_length * var->yres_virtual) > info->fix.smem_len) {
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pr_info("%s: Memory Limit requested yres_virtual = %u\n",
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__func__, var->yres_virtual);
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size = var->xres_virtual * var->yres_virtual * var->bits_per_pixel / 8;
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if (size > info->fix.smem_len) {
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dev_err(dev, "Memory limit exceeded, requested %dK\n",
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size >> 10);
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return -ENOMEM;
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}
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