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[PATCH] fbdev: kyrofb: Driver cleanups 

- remove unneeded casts

- use framebuffer_alloc/framebuffer_release to allocate/free memory

- the pseudo_palette is always u32 regardless of bpp if using generic
  drawing functions

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Antonino A. Daplas 2006-01-09 20:53:08 -08:00 committed by Linus Torvalds
parent 94f9e09ce5
commit a26968df01
2 changed files with 15 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
drivers/video/kyro/fbdev.c
View File

@ -73,8 +73,6 @@ static struct fb_var_screeninfo kyro_var __devinitdata = {
.vmode = FB_VMODE_NONINTERLACED,
};
static struct kyrofb_info *currentpar;
typedef struct {
STG4000REG __iomem *pSTGReg; /* Virtual address of PCI register region */
u32 ulNextFreeVidMem; /* Offset from start of vid mem to next free region */
@ -309,7 +307,7 @@ enum {
/* Accessors */
static int kyro_dev_video_mode_set(struct fb_info *info)
{
struct kyrofb_info *par = (struct kyrofb_info *)info->par;
struct kyrofb_info *par = info->par;
/* Turn off display */
StopVTG(deviceInfo.pSTGReg);
@ -402,7 +400,7 @@ static inline unsigned long get_line_length(int x, int bpp)
static int kyrofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
{
struct kyrofb_info *par = (struct kyrofb_info *)info->par;
struct kyrofb_info *par = info->par;
if (var->bits_per_pixel != 16 && var->bits_per_pixel != 32) {
printk(KERN_WARNING "kyrofb: depth not supported: %u\n", var->bits_per_pixel);
@ -478,7 +476,7 @@ static int kyrofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
static int kyrofb_set_par(struct fb_info *info)
{
struct kyrofb_info *par = (struct kyrofb_info *)info->par;
struct kyrofb_info *par = info->par;
unsigned long lineclock;
unsigned long frameclock;
@ -536,20 +534,22 @@ static int kyrofb_set_par(struct fb_info *info)
static int kyrofb_setcolreg(u_int regno, u_int red, u_int green,
u_int blue, u_int transp, struct fb_info *info)
{
struct kyrofb_info *par = info->par;
if (regno > 255)
return 1; /* Invalid register */
if (regno < 16) {
switch (info->var.bits_per_pixel) {
case 16:
((u16*)(info->pseudo_palette))[regno] =
par->palette[regno] =
(red & 0xf800) |
((green & 0xfc00) >> 5) |
((blue & 0xf800) >> 11);
break;
case 32:
red >>= 8; green >>= 8; blue >>= 8; transp >>= 8;
((u32*)(info->pseudo_palette))[regno] =
par->palette[regno] =
(transp << 24) | (red << 16) | (green << 8) | blue;
break;
}
@ -675,6 +675,7 @@ static int __devinit kyrofb_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
struct fb_info *info;
struct kyrofb_info *currentpar;
unsigned long size;
int err;
@ -683,14 +684,11 @@ static int __devinit kyrofb_probe(struct pci_dev *pdev,
return err;
}
size = sizeof(struct fb_info) + sizeof(struct kyrofb_info) + 16 * sizeof(u32);
info = kmalloc(size, GFP_KERNEL);
info = framebuffer_alloc(sizeof(struct kyrofb_info), &pdev->dev);
if (!info)
return -ENOMEM;
memset(info, 0, size);
currentpar = (struct kyrofb_info *)(info + 1);
currentpar = info->par;
kyro_fix.smem_start = pci_resource_start(pdev, 0);
kyro_fix.smem_len = pci_resource_len(pdev, 0);
@ -716,8 +714,7 @@ static int __devinit kyrofb_probe(struct pci_dev *pdev,
info->fbops = &kyrofb_ops;
info->fix = kyro_fix;
info->par = currentpar;
info->pseudo_palette = (void *)(currentpar + 1);
info->pseudo_palette = currentpar->palette;
info->flags = FBINFO_DEFAULT;
SetCoreClockPLL(deviceInfo.pSTGReg, pdev);
@ -741,7 +738,6 @@ static int __devinit kyrofb_probe(struct pci_dev *pdev,
fb_memset(info->screen_base, 0, size);
info->device = &pdev->dev;
if (register_framebuffer(info) < 0)
goto out_unmap;
@ -757,7 +753,7 @@ static int __devinit kyrofb_probe(struct pci_dev *pdev,
out_unmap:
iounmap(currentpar->regbase);
iounmap(info->screen_base);
kfree(info);
framebuffer_release(info);
return -EINVAL;
}
@ -765,7 +761,7 @@ out_unmap:
static void __devexit kyrofb_remove(struct pci_dev *pdev)
{
struct fb_info *info = pci_get_drvdata(pdev);
struct kyrofb_info *par = (struct kyrofb_info *)info->par;
struct kyrofb_info *par = info->par;
/* Reset the board */
StopVTG(deviceInfo.pSTGReg);
@ -789,7 +785,7 @@ static void __devexit kyrofb_remove(struct pci_dev *pdev)
unregister_framebuffer(info);
pci_set_drvdata(pdev, NULL);
kfree(info);
framebuffer_release(info);
}
static int __init kyrofb_init(void)

1
include/video/kyro.h
View File

@ -15,6 +15,7 @@
struct kyrofb_info {
void __iomem *regbase;
u32 palette[16];
u32 HTot; /* Hor Total Time */
u32 HFP; /* Hor Front Porch */
u32 HST; /* Hor Sync Time */