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path: root/drivers/video/fbdev/au1100fb.c
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Diffstat (limited to 'drivers/video/fbdev/au1100fb.c')
-rw-r--r--drivers/video/fbdev/au1100fb.c68
1 files changed, 22 insertions, 46 deletions
diff --git a/drivers/video/fbdev/au1100fb.c b/drivers/video/fbdev/au1100fb.c
index 8de42f617d16..6251a6b07b3a 100644
--- a/drivers/video/fbdev/au1100fb.c
+++ b/drivers/video/fbdev/au1100fb.c
@@ -137,13 +137,15 @@ static int au1100fb_fb_blank(int blank_mode, struct fb_info *fbi)
*/
int au1100fb_setmode(struct au1100fb_device *fbdev)
{
- struct fb_info *info = &fbdev->info;
+ struct fb_info *info;
u32 words;
int index;
if (!fbdev)
return -EINVAL;
+ info = &fbdev->info;
+
/* Update var-dependent FB info */
if (panel_is_active(fbdev->panel) || panel_is_color(fbdev->panel)) {
if (info->var.bits_per_pixel <= 8) {
@@ -239,7 +241,7 @@ int au1100fb_fb_setcolreg(unsigned regno, unsigned red, unsigned green, unsigned
u32 value;
fbdev = to_au1100fb_device(fbi);
- palette = fbdev->regs->lcd_pallettebase;
+ palette = fbdev->regs->lcd_palettebase;
if (regno > (AU1100_LCD_NBR_PALETTE_ENTRIES - 1))
return -EINVAL;
@@ -340,25 +342,23 @@ int au1100fb_fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *fbi)
*/
int au1100fb_fb_mmap(struct fb_info *fbi, struct vm_area_struct *vma)
{
- struct au1100fb_device *fbdev;
+ struct au1100fb_device *fbdev = to_au1100fb_device(fbi);
- fbdev = to_au1100fb_device(fbi);
+ vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot);
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
pgprot_val(vma->vm_page_prot) |= (6 << 9); //CCA=6
- return vm_iomap_memory(vma, fbdev->fb_phys, fbdev->fb_len);
+ return dma_mmap_coherent(fbdev->dev, vma, fbdev->fb_mem, fbdev->fb_phys,
+ fbdev->fb_len);
}
-static struct fb_ops au1100fb_ops =
-{
+static const struct fb_ops au1100fb_ops = {
.owner = THIS_MODULE,
+ __FB_DEFAULT_IOMEM_OPS_RDWR,
.fb_setcolreg = au1100fb_fb_setcolreg,
.fb_blank = au1100fb_fb_blank,
.fb_pan_display = au1100fb_fb_pan_display,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ __FB_DEFAULT_IOMEM_OPS_DRAW,
.fb_mmap = au1100fb_fb_mmap,
};
@@ -410,23 +410,20 @@ static int au1100fb_setup(struct au1100fb_device *fbdev)
static int au1100fb_drv_probe(struct platform_device *dev)
{
- struct au1100fb_device *fbdev = NULL;
+ struct au1100fb_device *fbdev;
struct resource *regs_res;
- unsigned long page;
struct clk *c;
/* Allocate new device private */
- fbdev = devm_kzalloc(&dev->dev, sizeof(struct au1100fb_device),
- GFP_KERNEL);
- if (!fbdev) {
- print_err("fail to allocate device private record");
+ fbdev = devm_kzalloc(&dev->dev, sizeof(*fbdev), GFP_KERNEL);
+ if (!fbdev)
return -ENOMEM;
- }
if (au1100fb_setup(fbdev))
goto failed;
platform_set_drvdata(dev, (void *)fbdev);
+ fbdev->dev = &dev->dev;
/* Allocate region for our registers and map them */
regs_res = platform_get_resource(dev, IORESOURCE_MEM, 0);
@@ -467,7 +464,7 @@ static int au1100fb_drv_probe(struct platform_device *dev)
PAGE_ALIGN(fbdev->fb_len),
&fbdev->fb_phys, GFP_KERNEL);
if (!fbdev->fb_mem) {
- print_err("fail to allocate frambuffer (size: %dK))",
+ print_err("fail to allocate framebuffer (size: %dK))",
fbdev->fb_len / 1024);
return -ENOMEM;
}
@@ -475,20 +472,6 @@ static int au1100fb_drv_probe(struct platform_device *dev)
au1100fb_fix.smem_start = fbdev->fb_phys;
au1100fb_fix.smem_len = fbdev->fb_len;
- /*
- * Set page reserved so that mmap will work. This is necessary
- * since we'll be remapping normal memory.
- */
- for (page = (unsigned long)fbdev->fb_mem;
- page < PAGE_ALIGN((unsigned long)fbdev->fb_mem + fbdev->fb_len);
- page += PAGE_SIZE) {
-#ifdef CONFIG_DMA_NONCOHERENT
- SetPageReserved(virt_to_page(CAC_ADDR((void *)page)));
-#else
- SetPageReserved(virt_to_page(page));
-#endif
- }
-
print_dbg("Framebuffer memory map at %p", fbdev->fb_mem);
print_dbg("phys=0x%08x, size=%dK", fbdev->fb_phys, fbdev->fb_len / 1024);
@@ -504,7 +487,7 @@ static int au1100fb_drv_probe(struct platform_device *dev)
fbdev->info.fix = au1100fb_fix;
fbdev->info.pseudo_palette =
- devm_kzalloc(&dev->dev, sizeof(u32) * 16, GFP_KERNEL);
+ devm_kcalloc(&dev->dev, 16, sizeof(u32), GFP_KERNEL);
if (!fbdev->info.pseudo_palette)
return -ENOMEM;
@@ -539,13 +522,10 @@ failed:
return -ENODEV;
}
-int au1100fb_drv_remove(struct platform_device *dev)
+void au1100fb_drv_remove(struct platform_device *dev)
{
struct au1100fb_device *fbdev = NULL;
- if (!dev)
- return -ENODEV;
-
fbdev = platform_get_drvdata(dev);
#if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
@@ -562,8 +542,6 @@ int au1100fb_drv_remove(struct platform_device *dev)
clk_disable_unprepare(fbdev->lcdclk);
clk_put(fbdev->lcdclk);
}
-
- return 0;
}
#ifdef CONFIG_PM
@@ -579,8 +557,7 @@ int au1100fb_drv_suspend(struct platform_device *dev, pm_message_t state)
/* Blank the LCD */
au1100fb_fb_blank(VESA_POWERDOWN, &fbdev->info);
- if (fbdev->lcdclk)
- clk_disable(fbdev->lcdclk);
+ clk_disable(fbdev->lcdclk);
memcpy(&fbregs, fbdev->regs, sizeof(struct au1100fb_regs));
@@ -596,8 +573,7 @@ int au1100fb_drv_resume(struct platform_device *dev)
memcpy(fbdev->regs, &fbregs, sizeof(struct au1100fb_regs));
- if (fbdev->lcdclk)
- clk_enable(fbdev->lcdclk);
+ clk_enable(fbdev->lcdclk);
/* Unblank the LCD */
au1100fb_fb_blank(VESA_NO_BLANKING, &fbdev->info);
@@ -614,9 +590,9 @@ static struct platform_driver au1100fb_driver = {
.name = "au1100-lcd",
},
.probe = au1100fb_drv_probe,
- .remove = au1100fb_drv_remove,
+ .remove = au1100fb_drv_remove,
.suspend = au1100fb_drv_suspend,
- .resume = au1100fb_drv_resume,
+ .resume = au1100fb_drv_resume,
};
module_platform_driver(au1100fb_driver);
generated by cgit (git 2.34.1) at 2025-12-27 16:41:06 +0000