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path: root/drivers/video/atmel_lcdfb.c
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Diffstat (limited to 'drivers/video/atmel_lcdfb.c')
-rw-r--r--drivers/video/atmel_lcdfb.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index 16e47eb2ff5d..9c5925927ece 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -242,9 +242,11 @@ static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo)
{
struct fb_info *info = sinfo->info;
struct fb_var_screeninfo *var = &info->var;
+ unsigned int smem_len;
- info->fix.smem_len = (var->xres_virtual * var->yres_virtual
- * ((var->bits_per_pixel + 7) / 8));
+ smem_len = (var->xres_virtual * var->yres_virtual
+ * ((var->bits_per_pixel + 7) / 8));
+ info->fix.smem_len = max(smem_len, sinfo->smem_len);
info->screen_base = dma_alloc_writecombine(info->device, info->fix.smem_len,
(dma_addr_t *)&info->fix.smem_start, GFP_KERNEL);
@@ -796,6 +798,7 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev)
sinfo->default_monspecs = pdata_sinfo->default_monspecs;
sinfo->atmel_lcdfb_power_control = pdata_sinfo->atmel_lcdfb_power_control;
sinfo->guard_time = pdata_sinfo->guard_time;
+ sinfo->smem_len = pdata_sinfo->smem_len;
sinfo->lcdcon_is_backlight = pdata_sinfo->lcdcon_is_backlight;
sinfo->lcd_wiring_mode = pdata_sinfo->lcd_wiring_mode;
} else {