fbdev fixes and updates for kernel 6.4-rc2:

- use after free fix in imsttfb (Zheng Wang)
 - fix error handling in arcfb (Zongjie Li)
 - lots of whitespace cleanups (Thomas Zimmermann)
 - add 1920x1080 modedb entry (me)
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Merge tag 'fbdev-for-6.4-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev

Pull fbdev fixes from Helge Deller:

 - use after free fix in imsttfb (Zheng Wang)

 - fix error handling in arcfb (Zongjie Li)

 - lots of whitespace cleanups (Thomas Zimmermann)

 - add 1920x1080 modedb entry (me)

* tag 'fbdev-for-6.4-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev:
  fbdev: stifb: Fix info entry in sti_struct on error path
  fbdev: modedb: Add 1920x1080 at 60 Hz video mode
  fbdev: imsttfb: Fix use after free bug in imsttfb_probe
  fbdev: vfb: Remove trailing whitespaces
  fbdev: valkyriefb: Remove trailing whitespaces
  fbdev: stifb: Remove trailing whitespaces
  fbdev: sa1100fb: Remove trailing whitespaces
  fbdev: platinumfb: Remove trailing whitespaces
  fbdev: p9100: Remove trailing whitespaces
  fbdev: maxinefb: Remove trailing whitespaces
  fbdev: macfb: Remove trailing whitespaces
  fbdev: hpfb: Remove trailing whitespaces
  fbdev: hgafb: Remove trailing whitespaces
  fbdev: g364fb: Remove trailing whitespaces
  fbdev: controlfb: Remove trailing whitespaces
  fbdev: cg14: Remove trailing whitespaces
  fbdev: atmel_lcdfb: Remove trailing whitespaces
  fbdev: 68328fb: Remove trailing whitespaces
  fbdev: arcfb: Fix error handling in arcfb_probe()
This commit is contained in:
Linus Torvalds 2023-05-13 17:41:58 -07:00
commit adfbf653a3
18 changed files with 202 additions and 192 deletions

View file

@ -124,7 +124,7 @@ static u_long get_line_length(int xres_virtual, int bpp)
* First part, xxxfb_check_var, must not write anything
* to hardware, it should only verify and adjust var.
* This means it doesn't alter par but it does use hardware
* data from it to check this var.
* data from it to check this var.
*/
static int mc68x328fb_check_var(struct fb_var_screeninfo *var,
@ -182,7 +182,7 @@ static int mc68x328fb_check_var(struct fb_var_screeninfo *var,
/*
* Now that we checked it we alter var. The reason being is that the video
* mode passed in might not work but slight changes to it might make it
* mode passed in might not work but slight changes to it might make it
* work. This way we let the user know what is acceptable.
*/
switch (var->bits_per_pixel) {
@ -257,8 +257,8 @@ static int mc68x328fb_check_var(struct fb_var_screeninfo *var,
}
/* This routine actually sets the video mode. It's in here where we
* the hardware state info->par and fix which can be affected by the
* change in par. For this driver it doesn't do much.
* the hardware state info->par and fix which can be affected by the
* change in par. For this driver it doesn't do much.
*/
static int mc68x328fb_set_par(struct fb_info *info)
{
@ -295,7 +295,7 @@ static int mc68x328fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
* {hardwarespecific} contains width of RAMDAC
* cmap[X] is programmed to (X << red.offset) | (X << green.offset) | (X << blue.offset)
* RAMDAC[X] is programmed to (red, green, blue)
*
*
* Pseudocolor:
* uses offset = 0 && length = RAMDAC register width.
* var->{color}.offset is 0
@ -384,7 +384,7 @@ static int mc68x328fb_pan_display(struct fb_var_screeninfo *var,
}
/*
* Most drivers don't need their own mmap function
* Most drivers don't need their own mmap function
*/
static int mc68x328fb_mmap(struct fb_info *info, struct vm_area_struct *vma)

View file

@ -523,7 +523,7 @@ static int arcfb_probe(struct platform_device *dev)
info = framebuffer_alloc(sizeof(struct arcfb_par), &dev->dev);
if (!info)
goto err;
goto err_fb_alloc;
info->screen_base = (char __iomem *)videomemory;
info->fbops = &arcfb_ops;
@ -535,7 +535,7 @@ static int arcfb_probe(struct platform_device *dev)
if (!dio_addr || !cio_addr || !c2io_addr) {
printk(KERN_WARNING "no IO addresses supplied\n");
goto err1;
goto err_addr;
}
par->dio_addr = dio_addr;
par->cio_addr = cio_addr;
@ -551,12 +551,12 @@ static int arcfb_probe(struct platform_device *dev)
printk(KERN_INFO
"arcfb: Failed req IRQ %d\n", par->irq);
retval = -EBUSY;
goto err1;
goto err_addr;
}
}
retval = register_framebuffer(info);
if (retval < 0)
goto err1;
goto err_register_fb;
platform_set_drvdata(dev, info);
fb_info(info, "Arc frame buffer device, using %dK of video memory\n",
videomemorysize >> 10);
@ -580,9 +580,12 @@ static int arcfb_probe(struct platform_device *dev)
}
return 0;
err1:
err_register_fb:
free_irq(par->irq, info);
err_addr:
framebuffer_release(info);
err:
err_fb_alloc:
vfree(videomemory);
return retval;
}

View file

@ -317,7 +317,7 @@ static inline void atmel_lcdfb_free_video_memory(struct atmel_lcdfb_info *sinfo)
/**
* atmel_lcdfb_alloc_video_memory - Allocate framebuffer memory
* @sinfo: the frame buffer to allocate memory for
*
*
* This function is called only from the atmel_lcdfb_probe()
* so no locking by fb_info->mm_lock around smem_len setting is needed.
*/

View file

@ -512,7 +512,7 @@ static int cg14_probe(struct platform_device *op)
is_8mb = (resource_size(&op->resource[1]) == (8 * 1024 * 1024));
BUILD_BUG_ON(sizeof(par->mmap_map) != sizeof(__cg14_mmap_map));
memcpy(&par->mmap_map, &__cg14_mmap_map, sizeof(par->mmap_map));
for (i = 0; i < CG14_MMAP_ENTRIES; i++) {

View file

@ -113,14 +113,14 @@ struct fb_info_control {
struct fb_info info;
struct fb_par_control par;
u32 pseudo_palette[16];
struct cmap_regs __iomem *cmap_regs;
unsigned long cmap_regs_phys;
struct control_regs __iomem *control_regs;
unsigned long control_regs_phys;
unsigned long control_regs_size;
__u8 __iomem *frame_buffer;
unsigned long frame_buffer_phys;
unsigned long fb_orig_base;
@ -196,7 +196,7 @@ static void set_control_clock(unsigned char *params)
while (!req.complete)
cuda_poll();
}
#endif
#endif
}
/*
@ -233,19 +233,19 @@ static void control_set_hardware(struct fb_info_control *p, struct fb_par_contro
if (p->par.xoffset != par->xoffset ||
p->par.yoffset != par->yoffset)
set_screen_start(par->xoffset, par->yoffset, p);
return;
}
p->par = *par;
cmode = p->par.cmode;
r = &par->regvals;
/* Turn off display */
out_le32(CNTRL_REG(p,ctrl), 0x400 | par->ctrl);
set_control_clock(r->clock_params);
RADACAL_WRITE(0x20, r->radacal_ctrl);
RADACAL_WRITE(0x21, p->control_use_bank2 ? 0 : 1);
RADACAL_WRITE(0x10, 0);
@ -254,7 +254,7 @@ static void control_set_hardware(struct fb_info_control *p, struct fb_par_contro
rp = &p->control_regs->vswin;
for (i = 0; i < 16; ++i, ++rp)
out_le32(&rp->r, r->regs[i]);
out_le32(CNTRL_REG(p,pitch), par->pitch);
out_le32(CNTRL_REG(p,mode), r->mode);
out_le32(CNTRL_REG(p,vram_attr), p->vram_attr);
@ -366,7 +366,7 @@ static int read_control_sense(struct fb_info_control *p)
sense |= (in_le32(CNTRL_REG(p,mon_sense)) & 0x180) >> 7;
out_le32(CNTRL_REG(p,mon_sense), 077); /* turn off drivers */
return sense;
}
@ -558,9 +558,9 @@ static int control_var_to_par(struct fb_var_screeninfo *var,
static void control_par_to_var(struct fb_par_control *par, struct fb_var_screeninfo *var)
{
struct control_regints *rv;
rv = (struct control_regints *) par->regvals.regs;
memset(var, 0, sizeof(*var));
var->xres = par->xres;
var->yres = par->yres;
@ -568,7 +568,7 @@ static void control_par_to_var(struct fb_par_control *par, struct fb_var_screeni
var->yres_virtual = par->vyres;
var->xoffset = par->xoffset;
var->yoffset = par->yoffset;
switch(par->cmode) {
default:
case CMODE_8:
@ -634,7 +634,7 @@ static int controlfb_check_var (struct fb_var_screeninfo *var, struct fb_info *i
err = control_var_to_par(var, &par, info);
if (err)
return err;
return err;
control_par_to_var(&par, var);
return 0;
@ -655,7 +655,7 @@ static int controlfb_set_par (struct fb_info *info)
" control_var_to_par: %d.\n", err);
return err;
}
control_set_hardware(p, &par);
info->fix.visual = (p->par.cmode == CMODE_8) ?
@ -840,7 +840,7 @@ static int __init init_control(struct fb_info_control *p)
int full, sense, vmode, cmode, vyres;
struct fb_var_screeninfo var;
int rc;
printk(KERN_INFO "controlfb: ");
full = p->total_vram == 0x400000;

View file

@ -257,6 +257,11 @@ static const struct fb_videomode modedb[] = {
{ NULL, 72, 480, 300, 33386, 40, 24, 11, 19, 80, 3, 0,
FB_VMODE_DOUBLE },
/* 1920x1080 @ 60 Hz, 67.3 kHz hsync */
{ NULL, 60, 1920, 1080, 6734, 148, 88, 36, 4, 44, 5, 0,
FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
FB_VMODE_NONINTERLACED },
/* 1920x1200 @ 60 Hz, 74.5 Khz hsync */
{ NULL, 60, 1920, 1200, 5177, 128, 336, 1, 38, 208, 3,
FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,

View file

@ -6,7 +6,7 @@
*
* This driver is based on tgafb.c
*
* Copyright (C) 1997 Geert Uytterhoeven
* Copyright (C) 1997 Geert Uytterhoeven
* Copyright (C) 1995 Jay Estabrook
*
* This file is subject to the terms and conditions of the GNU General Public
@ -28,7 +28,7 @@
#include <asm/io.h>
#include <asm/jazz.h>
/*
/*
* Various defines for the G364
*/
#define G364_MEM_BASE 0xe4400000
@ -125,7 +125,7 @@ static const struct fb_ops g364fb_ops = {
*
* This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag
*/
static int g364fb_pan_display(struct fb_var_screeninfo *var,
static int g364fb_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info)
{
if (var->xoffset ||

View file

@ -1,6 +1,6 @@
/*
* linux/drivers/video/hgafb.c -- Hercules graphics adaptor frame buffer device
*
*
* Created 25 Nov 1999 by Ferenc Bakonyi (fero@drama.obuda.kando.hu)
* Based on skeletonfb.c by Geert Uytterhoeven and
* mdacon.c by Andrew Apted
@ -8,14 +8,14 @@
* History:
*
* - Revision 0.1.8 (23 Oct 2002): Ported to new framebuffer api.
*
* - Revision 0.1.7 (23 Jan 2001): fix crash resulting from MDA only cards
*
* - Revision 0.1.7 (23 Jan 2001): fix crash resulting from MDA only cards
* being detected as Hercules. (Paul G.)
* - Revision 0.1.6 (17 Aug 2000): new style structs
* documentation
* - Revision 0.1.5 (13 Mar 2000): spinlocks instead of saveflags();cli();etc
* minor fixes
* - Revision 0.1.4 (24 Jan 2000): fixed a bug in hga_card_detect() for
* - Revision 0.1.4 (24 Jan 2000): fixed a bug in hga_card_detect() for
* HGA-only systems
* - Revision 0.1.3 (22 Jan 2000): modified for the new fb_info structure
* screen is cleared after rmmod
@ -143,7 +143,7 @@ static bool nologo = 0;
static void write_hga_b(unsigned int val, unsigned char reg)
{
outb_p(reg, HGA_INDEX_PORT);
outb_p(reg, HGA_INDEX_PORT);
outb_p(val, HGA_VALUE_PORT);
}
@ -155,7 +155,7 @@ static void write_hga_w(unsigned int val, unsigned char reg)
static int test_hga_b(unsigned char val, unsigned char reg)
{
outb_p(reg, HGA_INDEX_PORT);
outb_p(reg, HGA_INDEX_PORT);
outb (val, HGA_VALUE_PORT);
udelay(20); val = (inb_p(HGA_VALUE_PORT) == val);
return val;
@ -244,7 +244,7 @@ static void hga_show_logo(struct fb_info *info)
void __iomem *dest = hga_vram;
char *logo = linux_logo_bw;
int x, y;
for (y = 134; y < 134 + 80 ; y++) * this needs some cleanup *
for (x = 0; x < 10 ; x++)
writeb(~*(logo++),(dest + HGA_ROWADDR(y) + x + 40));
@ -255,7 +255,7 @@ static void hga_pan(unsigned int xoffset, unsigned int yoffset)
{
unsigned int base;
unsigned long flags;
base = (yoffset / 8) * 90 + xoffset;
spin_lock_irqsave(&hga_reg_lock, flags);
write_hga_w(base, 0x0c); /* start address */
@ -310,7 +310,7 @@ static int hga_card_detect(void)
/* Ok, there is definitely a card registering at the correct
* memory location, so now we do an I/O port test.
*/
if (!test_hga_b(0x66, 0x0f)) /* cursor low register */
goto error;
@ -321,7 +321,7 @@ static int hga_card_detect(void)
* bit of the status register is changing. This test lasts for
* approximately 1/10th of a second.
*/
p_save = q_save = inb_p(HGA_STATUS_PORT) & HGA_STATUS_VSYNC;
for (count=0; count < 50000 && p_save == q_save; count++) {
@ -329,7 +329,7 @@ static int hga_card_detect(void)
udelay(2);
}
if (p_save == q_save)
if (p_save == q_save)
goto error;
switch (inb_p(HGA_STATUS_PORT) & 0x70) {
@ -415,7 +415,7 @@ static int hgafb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
* @info:pointer to fb_info object containing info for current hga board
*
* This function looks only at xoffset, yoffset and the %FB_VMODE_YWRAP
* flag in @var. If input parameters are correct it calls hga_pan() to
* flag in @var. If input parameters are correct it calls hga_pan() to
* program the hardware. @info->var is updated to the new values.
* A zero is returned on success and %-EINVAL for failure.
*/
@ -442,9 +442,9 @@ static int hgafb_pan_display(struct fb_var_screeninfo *var,
* hgafb_blank - (un)blank the screen
* @blank_mode:blanking method to use
* @info:unused
*
* Blank the screen if blank_mode != 0, else unblank.
* Implements VESA suspend and powerdown modes on hardware that supports
*
* Blank the screen if blank_mode != 0, else unblank.
* Implements VESA suspend and powerdown modes on hardware that supports
* disabling hsync/vsync:
* @blank_mode == 2 means suspend vsync,
* @blank_mode == 3 means suspend hsync,
@ -539,15 +539,15 @@ static const struct fb_ops hgafb_ops = {
.fb_copyarea = hgafb_copyarea,
.fb_imageblit = hgafb_imageblit,
};
/* ------------------------------------------------------------------------- *
*
* Functions in fb_info
*
*
* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
/*
* Initialization
*/

View file

@ -92,7 +92,7 @@ static int hpfb_setcolreg(unsigned regno, unsigned red, unsigned green,
if (regno >= info->cmap.len)
return 1;
while (in_be16(fb_regs + 0x6002) & 0x4) udelay(1);
out_be16(fb_regs + 0x60ba, 0xff);
@ -143,7 +143,7 @@ static void topcat_blit(int x0, int y0, int x1, int y1, int w, int h, int rr)
out_8(fb_regs + WMOVE, fb_bitmask);
}
static void hpfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
static void hpfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
{
topcat_blit(area->sx, area->sy, area->dx, area->dy, area->width, area->height, RR_COPY);
}
@ -315,7 +315,7 @@ static int hpfb_init_one(unsigned long phys_base, unsigned long virt_base)
return ret;
}
/*
/*
* Check that the secondary ID indicates that we have some hope of working with this
* framebuffer. The catseye boards are pretty much like topcats and we can muddle through.
*/
@ -323,7 +323,7 @@ static int hpfb_init_one(unsigned long phys_base, unsigned long virt_base)
#define topcat_sid_ok(x) (((x) == DIO_ID2_LRCATSEYE) || ((x) == DIO_ID2_HRCCATSEYE) \
|| ((x) == DIO_ID2_HRMCATSEYE) || ((x) == DIO_ID2_TOPCAT))
/*
/*
* Initialise the framebuffer
*/
static int hpfb_dio_probe(struct dio_dev *d, const struct dio_device_id *ent)

View file

@ -1347,7 +1347,7 @@ static const struct fb_ops imsttfb_ops = {
.fb_ioctl = imsttfb_ioctl,
};
static void init_imstt(struct fb_info *info)
static int init_imstt(struct fb_info *info)
{
struct imstt_par *par = info->par;
__u32 i, tmp, *ip, *end;
@ -1420,7 +1420,7 @@ static void init_imstt(struct fb_info *info)
|| !(compute_imstt_regvals(par, info->var.xres, info->var.yres))) {
printk("imsttfb: %ux%ux%u not supported\n", info->var.xres, info->var.yres, info->var.bits_per_pixel);
framebuffer_release(info);
return;
return -ENODEV;
}
sprintf(info->fix.id, "IMS TT (%s)", par->ramdac == IBM ? "IBM" : "TVP");
@ -1456,12 +1456,13 @@ static void init_imstt(struct fb_info *info)
if (register_framebuffer(info) < 0) {
framebuffer_release(info);
return;
return -ENODEV;
}
tmp = (read_reg_le32(par->dc_regs, SSTATUS) & 0x0f00) >> 8;
fb_info(info, "%s frame buffer; %uMB vram; chip version %u\n",
info->fix.id, info->fix.smem_len >> 20, tmp);
return 0;
}
static int imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
@ -1529,10 +1530,10 @@ static int imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (!par->cmap_regs)
goto error;
info->pseudo_palette = par->palette;
init_imstt(info);
pci_set_drvdata(pdev, info);
return 0;
ret = init_imstt(info);
if (!ret)
pci_set_drvdata(pdev, info);
return ret;
error:
if (par->dc_regs)

View file

@ -339,7 +339,7 @@ static int civic_setpalette(unsigned int regno, unsigned int red,
{
unsigned long flags;
int clut_status;
local_irq_save(flags);
/* Set the register address */
@ -439,7 +439,7 @@ static int macfb_setcolreg(unsigned regno, unsigned red, unsigned green,
* (according to the entries in the `var' structure).
* Return non-zero for invalid regno.
*/
if (regno >= fb_info->cmap.len)
return 1;
@ -548,7 +548,7 @@ static int __init macfb_init(void)
return -ENODEV;
macfb_setup(option);
if (!MACH_IS_MAC)
if (!MACH_IS_MAC)
return -ENODEV;
if (mac_bi_data.id == MAC_MODEL_Q630 ||
@ -644,7 +644,7 @@ static int __init macfb_init(void)
err = -EINVAL;
goto fail_unmap;
}
/*
* We take a wild guess that if the video physical address is
* in nubus slot space, that the nubus card is driving video.
@ -774,7 +774,7 @@ static int __init macfb_init(void)
civic_cmap_regs = ioremap(CIVIC_BASE, 0x1000);
break;
/*
* Assorted weirdos
* We think this may be like the LC II

View file

@ -138,7 +138,7 @@ int __init maxinefb_init(void)
*(volatile unsigned char *)fboff = 0x0;
maxinefb_fix.smem_start = fb_start;
/* erase hardware cursor */
for (i = 0; i < 512; i++) {
maxinefb_ims332_write_register(IMS332_REG_CURSOR_RAM + i,

View file

@ -65,7 +65,7 @@ static const struct fb_ops p9100_ops = {
#define P9100_FB_OFF 0x0UL
/* 3 bits: 2=8bpp 3=16bpp 5=32bpp 7=24bpp */
#define SYS_CONFIG_PIXELSIZE_SHIFT 26
#define SYS_CONFIG_PIXELSIZE_SHIFT 26
#define SCREENPAINT_TIMECTL1_ENABLE_VIDEO 0x20 /* 0 = off, 1 = on */
@ -110,7 +110,7 @@ struct p9100_regs {
u32 vram_xxx[25];
/* Registers for IBM RGB528 Palette */
u32 ramdac_cmap_wridx;
u32 ramdac_cmap_wridx;
u32 ramdac_palette_data;
u32 ramdac_pixel_mask;
u32 ramdac_palette_rdaddr;

View file

@ -52,17 +52,17 @@ struct fb_info_platinum {
__u8 red, green, blue;
} palette[256];
u32 pseudo_palette[16];
volatile struct cmap_regs __iomem *cmap_regs;
unsigned long cmap_regs_phys;
volatile struct platinum_regs __iomem *platinum_regs;
unsigned long platinum_regs_phys;
__u8 __iomem *frame_buffer;
volatile __u8 __iomem *base_frame_buffer;
unsigned long frame_buffer_phys;
unsigned long total_vram;
int clktype;
int dactype;
@ -133,7 +133,7 @@ static int platinumfb_set_par (struct fb_info *info)
platinum_set_hardware(pinfo);
init = platinum_reg_init[pinfo->vmode-1];
if ((pinfo->vmode == VMODE_832_624_75) && (pinfo->cmode > CMODE_8))
offset = 0x10;
@ -214,7 +214,7 @@ static int platinumfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
break;
}
}
return 0;
}
@ -269,7 +269,7 @@ static void platinum_set_hardware(struct fb_info_platinum *pinfo)
struct platinum_regvals *init;
int i;
int vmode, cmode;
vmode = pinfo->vmode;
cmode = pinfo->cmode;
@ -436,7 +436,7 @@ static int read_platinum_sense(struct fb_info_platinum *info)
* This routine takes a user-supplied var, and picks the best vmode/cmode from it.
* It also updates the var structure to the actual mode data obtained
*/
static int platinum_var_to_par(struct fb_var_screeninfo *var,
static int platinum_var_to_par(struct fb_var_screeninfo *var,
struct fb_info_platinum *pinfo,
int check_only)
{
@ -478,12 +478,12 @@ static int platinum_var_to_par(struct fb_var_screeninfo *var,
pinfo->yoffset = 0;
pinfo->vxres = pinfo->xres;
pinfo->vyres = pinfo->yres;
return 0;
}
/*
/*
* Parse user specified options (`video=platinumfb:')
*/
static int __init platinumfb_setup(char *options)
@ -624,7 +624,7 @@ static int platinumfb_probe(struct platform_device* odev)
break;
}
dev_set_drvdata(&odev->dev, info);
rc = platinum_init_fb(info);
if (rc != 0) {
iounmap(pinfo->frame_buffer);
@ -640,9 +640,9 @@ static void platinumfb_remove(struct platform_device* odev)
{
struct fb_info *info = dev_get_drvdata(&odev->dev);
struct fb_info_platinum *pinfo = info->par;
unregister_framebuffer (info);
/* Unmap frame buffer and registers */
iounmap(pinfo->frame_buffer);
iounmap(pinfo->platinum_regs);
@ -656,7 +656,7 @@ static void platinumfb_remove(struct platform_device* odev)
framebuffer_release(info);
}
static struct of_device_id platinumfb_match[] =
static struct of_device_id platinumfb_match[] =
{
{
.name = "platinum",
@ -664,7 +664,7 @@ static struct of_device_id platinumfb_match[] =
{},
};
static struct platform_driver platinum_driver =
static struct platform_driver platinum_driver =
{
.driver = {
.name = "platinumfb",

View file

@ -57,14 +57,14 @@
* - Driver appears to be working for Brutus 320x200x8bpp mode. Other
* resolutions are working, but only the 8bpp mode is supported.
* Changes need to be made to the palette encode and decode routines
* to support 4 and 16 bpp modes.
* to support 4 and 16 bpp modes.
* Driver is not designed to be a module. The FrameBuffer is statically
* allocated since dynamic allocation of a 300k buffer cannot be
* guaranteed.
* allocated since dynamic allocation of a 300k buffer cannot be
* guaranteed.
*
* 1999/06/17:
* - FrameBuffer memory is now allocated at run-time when the
* driver is initialized.
* driver is initialized.
*
* 2000/04/10: Nicolas Pitre <nico@fluxnic.net>
* - Big cleanup for dynamic selection of machine type at run time.
@ -74,8 +74,8 @@
*
* 2000/08/07: Tak-Shing Chan <tchan.rd@idthk.com>
* Jeff Sutherland <jsutherland@accelent.com>
* - Resolved an issue caused by a change made to the Assabet's PLD
* earlier this year which broke the framebuffer driver for newer
* - Resolved an issue caused by a change made to the Assabet's PLD
* earlier this year which broke the framebuffer driver for newer
* Phase 4 Assabets. Some other parameters were changed to optimize
* for the Sharp display.
*
@ -102,7 +102,7 @@
* 2000/11/23: Eric Peng <ericpeng@coventive.com>
* - Freebird add
*
* 2001/02/07: Jamey Hicks <jamey.hicks@compaq.com>
* 2001/02/07: Jamey Hicks <jamey.hicks@compaq.com>
* Cliff Brake <cbrake@accelent.com>
* - Added PM callback
*
@ -500,7 +500,7 @@ sa1100fb_set_cmap(struct fb_cmap *cmap, int kspc, int con,
* the shortest recovery time
* Suspend
* This refers to a level of power management in which substantial power
* reduction is achieved by the display. The display can have a longer
* reduction is achieved by the display. The display can have a longer
* recovery time from this state than from the Stand-by state
* Off
* This indicates that the display is consuming the lowest level of power
@ -522,9 +522,9 @@ sa1100fb_set_cmap(struct fb_cmap *cmap, int kspc, int con,
*/
/*
* sa1100fb_blank():
* Blank the display by setting all palette values to zero. Note, the
* Blank the display by setting all palette values to zero. Note, the
* 12 and 16 bpp modes don't really use the palette, so this will not
* blank the display in all modes.
* blank the display in all modes.
*/
static int sa1100fb_blank(int blank, struct fb_info *info)
{
@ -603,8 +603,8 @@ static inline unsigned int get_pcd(struct sa1100fb_info *fbi,
/*
* sa1100fb_activate_var():
* Configures LCD Controller based on entries in var parameter. Settings are
* only written to the controller if changes were made.
* Configures LCD Controller based on entries in var parameter. Settings are
* only written to the controller if changes were made.
*/
static int sa1100fb_activate_var(struct fb_var_screeninfo *var, struct sa1100fb_info *fbi)
{
@ -747,7 +747,7 @@ static void sa1100fb_setup_gpio(struct sa1100fb_info *fbi)
*
* SA1110 spec update nr. 25 says we can and should
* clear LDD15 to 12 for 4 or 8bpp modes with active
* panels.
* panels.
*/
if ((fbi->reg_lccr0 & LCCR0_CMS) == LCCR0_Color &&
(fbi->reg_lccr0 & (LCCR0_Dual|LCCR0_Act)) != 0) {
@ -1020,9 +1020,9 @@ static int sa1100fb_resume(struct platform_device *dev)
/*
* sa1100fb_map_video_memory():
* Allocates the DRAM memory for the frame buffer. This buffer is
* remapped into a non-cached, non-buffered, memory region to
* allow palette and pixel writes to occur without flushing the
* Allocates the DRAM memory for the frame buffer. This buffer is
* remapped into a non-cached, non-buffered, memory region to
* allow palette and pixel writes to occur without flushing the
* cache. Once this area is remapped, all virtual memory
* access to the video memory should occur at the new region.
*/

View file

@ -1,11 +1,11 @@
/*
* linux/drivers/video/stifb.c -
* Low level Frame buffer driver for HP workstations with
* linux/drivers/video/stifb.c -
* Low level Frame buffer driver for HP workstations with
* STI (standard text interface) video firmware.
*
* Copyright (C) 2001-2006 Helge Deller <deller@gmx.de>
* Portions Copyright (C) 2001 Thomas Bogendoerfer <tsbogend@alpha.franken.de>
*
*
* Based on:
* - linux/drivers/video/artistfb.c -- Artist frame buffer driver
* Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>
@ -14,7 +14,7 @@
* - HP Xhp cfb-based X11 window driver for XFree86
* (c)Copyright 1992 Hewlett-Packard Co.
*
*
*
* The following graphics display devices (NGLE family) are supported by this driver:
*
* HPA4070A known as "HCRX", a 1280x1024 color device with 8 planes
@ -30,7 +30,7 @@
* supports 1280x1024 color displays with 8 planes.
* HP710G same as HP710C, 1280x1024 grayscale only
* HP710L same as HP710C, 1024x768 color only
* HP712 internal graphics support on HP9000s712 SPU, supports 640x480,
* HP712 internal graphics support on HP9000s712 SPU, supports 640x480,
* 1024x768 or 1280x1024 color displays on 8 planes (Artist)
*
* This file is subject to the terms and conditions of the GNU General Public
@ -92,7 +92,7 @@ typedef struct {
__s32 misc_video_end;
} video_setup_t;
typedef struct {
typedef struct {
__s16 sizeof_ngle_data;
__s16 x_size_visible; /* visible screen dim in pixels */
__s16 y_size_visible;
@ -177,10 +177,10 @@ static int __initdata stifb_bpp_pref[MAX_STI_ROMS];
#endif /* DEBUG_STIFB_REGS */
#define ENABLE 1 /* for enabling/disabling screen */
#define ENABLE 1 /* for enabling/disabling screen */
#define DISABLE 0
#define NGLE_LOCK(fb_info) do { } while (0)
#define NGLE_LOCK(fb_info) do { } while (0)
#define NGLE_UNLOCK(fb_info) do { } while (0)
static void
@ -198,9 +198,9 @@ SETUP_HW(struct stifb_info *fb)
static void
SETUP_FB(struct stifb_info *fb)
{
{
unsigned int reg10_value = 0;
SETUP_HW(fb);
switch (fb->id)
{
@ -210,15 +210,15 @@ SETUP_FB(struct stifb_info *fb)
reg10_value = 0x13601000;
break;
case S9000_ID_A1439A:
if (fb->info.var.bits_per_pixel == 32)
if (fb->info.var.bits_per_pixel == 32)
reg10_value = 0xBBA0A000;
else
else
reg10_value = 0x13601000;
break;
case S9000_ID_HCRX:
if (fb->info.var.bits_per_pixel == 32)
reg10_value = 0xBBA0A000;
else
else
reg10_value = 0x13602000;
break;
case S9000_ID_TIMBER:
@ -243,7 +243,7 @@ START_IMAGE_COLORMAP_ACCESS(struct stifb_info *fb)
}
static void
WRITE_IMAGE_COLOR(struct stifb_info *fb, int index, int color)
WRITE_IMAGE_COLOR(struct stifb_info *fb, int index, int color)
{
SETUP_HW(fb);
WRITE_WORD(((0x100+index)<<2), fb, REG_3);
@ -251,30 +251,30 @@ WRITE_IMAGE_COLOR(struct stifb_info *fb, int index, int color)
}
static void
FINISH_IMAGE_COLORMAP_ACCESS(struct stifb_info *fb)
{
FINISH_IMAGE_COLORMAP_ACCESS(struct stifb_info *fb)
{
WRITE_WORD(0x400, fb, REG_2);
if (fb->info.var.bits_per_pixel == 32) {
WRITE_WORD(0x83000100, fb, REG_1);
} else {
if (fb->id == S9000_ID_ARTIST || fb->id == CRT_ID_VISUALIZE_EG)
WRITE_WORD(0x80000100, fb, REG_26);
else
else
WRITE_WORD(0x80000100, fb, REG_1);
}
SETUP_FB(fb);
}
static void
SETUP_RAMDAC(struct stifb_info *fb)
SETUP_RAMDAC(struct stifb_info *fb)
{
SETUP_HW(fb);
WRITE_WORD(0x04000000, fb, 0x1020);
WRITE_WORD(0xff000000, fb, 0x1028);
}
static void
CRX24_SETUP_RAMDAC(struct stifb_info *fb)
static void
CRX24_SETUP_RAMDAC(struct stifb_info *fb)
{
SETUP_HW(fb);
WRITE_WORD(0x04000000, fb, 0x1000);
@ -286,14 +286,14 @@ CRX24_SETUP_RAMDAC(struct stifb_info *fb)
}
#if 0
static void
static void
HCRX_SETUP_RAMDAC(struct stifb_info *fb)
{
WRITE_WORD(0xffffffff, fb, REG_32);
}
#endif
static void
static void
CRX24_SET_OVLY_MASK(struct stifb_info *fb)
{
SETUP_HW(fb);
@ -314,7 +314,7 @@ ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable)
WRITE_WORD(value, fb, 0x1038);
}
static void
static void
CRX24_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable)
{
unsigned int value = enable ? 0x10000000 : 0x30000000;
@ -325,11 +325,11 @@ CRX24_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable)
}
static void
ARTIST_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable)
ARTIST_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable)
{
u32 DregsMiscVideo = REG_21;
u32 DregsMiscCtl = REG_27;
SETUP_HW(fb);
if (enable) {
WRITE_WORD(READ_WORD(fb, DregsMiscVideo) | 0x0A000000, fb, DregsMiscVideo);
@ -344,7 +344,7 @@ ARTIST_ENABLE_DISABLE_DISPLAY(struct stifb_info *fb, int enable)
(READ_BYTE(fb, REG_16b3) - 1)
#define HYPER_CONFIG_PLANES_24 0x00000100
#define IS_24_DEVICE(fb) \
(fb->deviceSpecificConfig & HYPER_CONFIG_PLANES_24)
@ -470,15 +470,15 @@ SETUP_ATTR_ACCESS(struct stifb_info *fb, unsigned BufferNumber)
}
static void
SET_ATTR_SIZE(struct stifb_info *fb, int width, int height)
SET_ATTR_SIZE(struct stifb_info *fb, int width, int height)
{
/* REG_6 seems to have special values when run on a
/* REG_6 seems to have special values when run on a
RDI precisionbook parisc laptop (INTERNAL_EG_DX1024 or
INTERNAL_EG_X1024). The values are:
0x2f0: internal (LCD) & external display enabled
0x2a0: external display only
0x000: zero on standard artist graphic cards
*/
*/
WRITE_WORD(0x00000000, fb, REG_6);
WRITE_WORD((width<<16) | height, fb, REG_9);
WRITE_WORD(0x05000000, fb, REG_6);
@ -486,7 +486,7 @@ SET_ATTR_SIZE(struct stifb_info *fb, int width, int height)
}
static void
FINISH_ATTR_ACCESS(struct stifb_info *fb)
FINISH_ATTR_ACCESS(struct stifb_info *fb)
{
SETUP_HW(fb);
WRITE_WORD(0x00000000, fb, REG_12);
@ -499,7 +499,7 @@ elkSetupPlanes(struct stifb_info *fb)
SETUP_FB(fb);
}
static void
static void
ngleSetupAttrPlanes(struct stifb_info *fb, int BufferNumber)
{
SETUP_ATTR_ACCESS(fb, BufferNumber);
@ -519,7 +519,7 @@ rattlerSetupPlanes(struct stifb_info *fb)
* read mask register for overlay planes, not image planes).
*/
CRX24_SETUP_RAMDAC(fb);
/* change fb->id temporarily to fool SETUP_FB() */
saved_id = fb->id;
fb->id = CRX24_OVERLAY_PLANES;
@ -565,7 +565,7 @@ setNgleLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length)
lutBltCtl.all = 0x80000000;
lutBltCtl.fields.length = length;
switch (fb->id)
switch (fb->id)
{
case S9000_ID_A1439A: /* CRX24 */
if (fb->var.bits_per_pixel == 8) {
@ -576,12 +576,12 @@ setNgleLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length)
lutBltCtl.fields.lutOffset = 0 * 256;
}
break;
case S9000_ID_ARTIST:
lutBltCtl.fields.lutType = NGLE_CMAP_INDEXED0_TYPE;
lutBltCtl.fields.lutOffset = 0 * 256;
break;
default:
lutBltCtl.fields.lutType = NGLE_CMAP_INDEXED0_TYPE;
lutBltCtl.fields.lutOffset = 0;
@ -596,7 +596,7 @@ setNgleLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length)
#endif
static NgleLutBltCtl
setHyperLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length)
setHyperLutBltCtl(struct stifb_info *fb, int offsetWithinLut, int length)
{
NgleLutBltCtl lutBltCtl;
@ -633,7 +633,7 @@ static void hyperUndoITE(struct stifb_info *fb)
/* Hardware setup for full-depth write to "magic" location */
GET_FIFO_SLOTS(fb, nFreeFifoSlots, 7);
NGLE_QUICK_SET_DST_BM_ACCESS(fb,
NGLE_QUICK_SET_DST_BM_ACCESS(fb,
BA(IndexedDcd, Otc04, Ots08, AddrLong,
BAJustPoint(0), BINovly, BAIndexBase(0)));
NGLE_QUICK_SET_IMAGE_BITMAP_OP(fb,
@ -653,13 +653,13 @@ static void hyperUndoITE(struct stifb_info *fb)
NGLE_UNLOCK(fb);
}
static void
static void
ngleDepth8_ClearImagePlanes(struct stifb_info *fb)
{
/* FIXME! */
}
static void
static void
ngleDepth24_ClearImagePlanes(struct stifb_info *fb)
{
/* FIXME! */
@ -675,7 +675,7 @@ ngleResetAttrPlanes(struct stifb_info *fb, unsigned int ctlPlaneReg)
NGLE_LOCK(fb);
GET_FIFO_SLOTS(fb, nFreeFifoSlots, 4);
NGLE_QUICK_SET_DST_BM_ACCESS(fb,
NGLE_QUICK_SET_DST_BM_ACCESS(fb,
BA(IndexedDcd, Otc32, OtsIndirect,
AddrLong, BAJustPoint(0),
BINattr, BAIndexBase(0)));
@ -713,22 +713,22 @@ ngleResetAttrPlanes(struct stifb_info *fb, unsigned int ctlPlaneReg)
/**** Finally, set the Control Plane Register back to zero: ****/
GET_FIFO_SLOTS(fb, nFreeFifoSlots, 1);
NGLE_QUICK_SET_CTL_PLN_REG(fb, 0);
NGLE_UNLOCK(fb);
}
static void
ngleClearOverlayPlanes(struct stifb_info *fb, int mask, int data)
{
int nFreeFifoSlots = 0;
u32 packed_dst;
u32 packed_len;
NGLE_LOCK(fb);
/* Hardware setup */
GET_FIFO_SLOTS(fb, nFreeFifoSlots, 8);
NGLE_QUICK_SET_DST_BM_ACCESS(fb,
NGLE_QUICK_SET_DST_BM_ACCESS(fb,
BA(IndexedDcd, Otc04, Ots08, AddrLong,
BAJustPoint(0), BINovly, BAIndexBase(0)));
@ -736,23 +736,23 @@ ngleClearOverlayPlanes(struct stifb_info *fb, int mask, int data)
NGLE_REALLY_SET_IMAGE_FG_COLOR(fb, data);
NGLE_REALLY_SET_IMAGE_PLANEMASK(fb, mask);
packed_dst = 0;
packed_len = (fb->info.var.xres << 16) | fb->info.var.yres;
NGLE_SET_DSTXY(fb, packed_dst);
/* Write zeroes to overlay planes */
/* Write zeroes to overlay planes */
NGLE_QUICK_SET_IMAGE_BITMAP_OP(fb,
IBOvals(RopSrc, MaskAddrOffset(0),
BitmapExtent08, StaticReg(0),
DataDynamic, MaskOtc, BGx(0), FGx(0)));
SET_LENXY_START_RECFILL(fb, packed_len);
NGLE_UNLOCK(fb);
}
static void
static void
hyperResetPlanes(struct stifb_info *fb, int enable)
{
unsigned int controlPlaneReg;
@ -783,7 +783,7 @@ hyperResetPlanes(struct stifb_info *fb, int enable)
ngleClearOverlayPlanes(fb, 0xff, 255);
/**************************************************
** Also need to counteract ITE settings
** Also need to counteract ITE settings
**************************************************/
hyperUndoITE(fb);
break;
@ -803,13 +803,13 @@ hyperResetPlanes(struct stifb_info *fb, int enable)
ngleResetAttrPlanes(fb, controlPlaneReg);
break;
}
NGLE_UNLOCK(fb);
}
/* Return pointer to in-memory structure holding ELK device-dependent ROM values. */
static void
static void
ngleGetDeviceRomData(struct stifb_info *fb)
{
#if 0
@ -821,7 +821,7 @@ XXX: FIXME: !!!
char *pCard8;
int i;
char *mapOrigin = NULL;
int romTableIdx;
pPackedDevRomData = fb->ngle_rom;
@ -888,7 +888,7 @@ SETUP_HCRX(struct stifb_info *fb)
/* Initialize Hyperbowl registers */
GET_FIFO_SLOTS(fb, nFreeFifoSlots, 7);
if (IS_24_DEVICE(fb)) {
hyperbowl = (fb->info.var.bits_per_pixel == 32) ?
HYPERBOWL_MODE01_8_24_LUT0_TRANSPARENT_LUT1_OPAQUE :
@ -897,9 +897,9 @@ SETUP_HCRX(struct stifb_info *fb)
/* First write to Hyperbowl must happen twice (bug) */
WRITE_WORD(hyperbowl, fb, REG_40);
WRITE_WORD(hyperbowl, fb, REG_40);
WRITE_WORD(HYPERBOWL_MODE2_8_24, fb, REG_39);
WRITE_WORD(0x014c0148, fb, REG_42); /* Set lut 0 to be the direct color */
WRITE_WORD(0x404c4048, fb, REG_43);
WRITE_WORD(0x034c0348, fb, REG_44);
@ -990,7 +990,7 @@ stifb_setcolreg(u_int regno, u_int red, u_int green,
0, /* Offset w/i LUT */
256); /* Load entire LUT */
NGLE_BINC_SET_SRCADDR(fb,
NGLE_LONG_FB_ADDRESS(0, 0x100, 0));
NGLE_LONG_FB_ADDRESS(0, 0x100, 0));
/* 0x100 is same as used in WRITE_IMAGE_COLOR() */
START_COLORMAPLOAD(fb, lutBltCtl.all);
SETUP_FB(fb);
@ -1028,7 +1028,7 @@ stifb_blank(int blank_mode, struct fb_info *info)
ENABLE_DISABLE_DISPLAY(fb, enable);
break;
}
SETUP_FB(fb);
return 0;
}
@ -1114,15 +1114,15 @@ stifb_init_display(struct stifb_info *fb)
/* HCRX specific initialization */
SETUP_HCRX(fb);
/*
if (id == S9000_ID_HCRX)
hyperInitSprite(fb);
else
ngleInitSprite(fb);
*/
/* Initialize the image planes. */
/* Initialize the image planes. */
switch (id) {
case S9000_ID_HCRX:
hyperResetPlanes(fb, ENABLE);
@ -1194,7 +1194,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
fb = kzalloc(sizeof(*fb), GFP_ATOMIC);
if (!fb)
return -ENOMEM;
info = &fb->info;
/* set struct to a known state */
@ -1235,7 +1235,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
dev_name, fb->id);
goto out_err0;
}
/* default to 8 bpp on most graphic chips */
bpp = 8;
xres = sti_onscreen_x(fb->sti);
@ -1256,7 +1256,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
fb->id = S9000_ID_A1659A;
break;
case S9000_ID_TIMBER: /* HP9000/710 Any (may be a grayscale device) */
if (strstr(dev_name, "GRAYSCALE") ||
if (strstr(dev_name, "GRAYSCALE") ||
strstr(dev_name, "Grayscale") ||
strstr(dev_name, "grayscale"))
var->grayscale = 1;
@ -1295,16 +1295,16 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
case CRT_ID_VISUALIZE_EG:
case S9000_ID_ARTIST: /* Artist */
break;
default:
default:
#ifdef FALLBACK_TO_1BPP
printk(KERN_WARNING
printk(KERN_WARNING
"stifb: Unsupported graphics card (id=0x%08x) "
"- now trying 1bpp mode instead\n",
fb->id);
bpp = 1; /* default to 1 bpp */
break;
#else
printk(KERN_WARNING
printk(KERN_WARNING
"stifb: Unsupported graphics card (id=0x%08x) "
"- skipping.\n",
fb->id);
@ -1320,11 +1320,11 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
fix->line_length = (fb->sti->glob_cfg->total_x * bpp) / 8;
if (!fix->line_length)
fix->line_length = 2048; /* default */
/* limit fbsize to max visible screen size */
if (fix->smem_len > yres*fix->line_length)
fix->smem_len = ALIGN(yres*fix->line_length, 4*1024*1024);
fix->accel = FB_ACCEL_NONE;
switch (bpp) {
@ -1350,7 +1350,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
default:
break;
}
var->xres = var->xres_virtual = xres;
var->yres = var->yres_virtual = yres;
var->bits_per_pixel = bpp;
@ -1379,7 +1379,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
fix->smem_start, fix->smem_start+fix->smem_len);
goto out_err2;
}
if (!request_mem_region(fix->mmio_start, fix->mmio_len, "stifb mmio")) {
printk(KERN_ERR "stifb: cannot reserve sti mmio region 0x%04lx-0x%04lx\n",
fix->mmio_start, fix->mmio_start+fix->mmio_len);
@ -1393,11 +1393,11 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
fb_info(&fb->info, "%s %dx%d-%d frame buffer device, %s, id: %04x, mmio: 0x%04lx\n",
fix->id,
var->xres,
var->xres,
var->yres,
var->bits_per_pixel,
dev_name,
fb->id,
fb->id,
fix->mmio_start);
return 0;
@ -1413,6 +1413,7 @@ static int __init stifb_init_fb(struct sti_struct *sti, int bpp_pref)
iounmap(info->screen_base);
out_err0:
kfree(fb);
sti->info = NULL;
return -ENXIO;
}
@ -1426,7 +1427,7 @@ static int __init stifb_init(void)
struct sti_struct *sti;
struct sti_struct *def_sti;
int i;
#ifndef MODULE
char *option = NULL;
@ -1438,7 +1439,7 @@ static int __init stifb_init(void)
printk(KERN_INFO "stifb: disabled by \"stifb=off\" kernel parameter\n");
return -ENXIO;
}
def_sti = sti_get_rom(0);
if (def_sti) {
for (i = 1; i <= MAX_STI_ROMS; i++) {
@ -1472,7 +1473,7 @@ stifb_cleanup(void)
{
struct sti_struct *sti;
int i;
for (i = 1; i <= MAX_STI_ROMS; i++) {
sti = sti_get_rom(i);
if (!sti)
@ -1495,10 +1496,10 @@ int __init
stifb_setup(char *options)
{
int i;
if (!options || !*options)
return 1;
if (strncmp(options, "off", 3) == 0) {
stifb_disabled = 1;
options += 3;

View file

@ -1,7 +1,7 @@
/*
* valkyriefb.c -- frame buffer device for the PowerMac 'valkyrie' display
*
* Created 8 August 1998 by
* Created 8 August 1998 by
* Martin Costabel <costabel@wanadoo.fr> and Kevin Schoedel
*
* Vmode-switching changes and vmode 15/17 modifications created 29 August
@ -77,13 +77,13 @@ struct fb_info_valkyrie {
struct fb_par_valkyrie par;
struct cmap_regs __iomem *cmap_regs;
unsigned long cmap_regs_phys;
struct valkyrie_regs __iomem *valkyrie_regs;
unsigned long valkyrie_regs_phys;
__u8 __iomem *frame_buffer;
unsigned long frame_buffer_phys;
int sense;
unsigned long total_vram;
@ -244,7 +244,7 @@ static inline int valkyrie_vram_reqd(int video_mode, int color_mode)
{
int pitch;
struct valkyrie_regvals *init = valkyrie_reg_init[video_mode-1];
if ((pitch = init->pitch[color_mode]) == 0)
pitch = 2 * init->pitch[0];
return init->vres * pitch;
@ -467,7 +467,7 @@ static int valkyrie_var_to_par(struct fb_var_screeninfo *var,
printk(KERN_ERR "valkyriefb: vmode %d not valid.\n", vmode);
return -EINVAL;
}
if (cmode != CMODE_8 && cmode != CMODE_16) {
printk(KERN_ERR "valkyriefb: cmode %d not valid.\n", cmode);
return -EINVAL;
@ -516,7 +516,7 @@ static void valkyrie_init_fix(struct fb_fix_screeninfo *fix, struct fb_info_valk
fix->ywrapstep = 0;
fix->ypanstep = 0;
fix->xpanstep = 0;
}
/* Fix must already be inited above */

View file

@ -111,7 +111,7 @@ static u_long get_line_length(int xres_virtual, int bpp)
* First part, xxxfb_check_var, must not write anything
* to hardware, it should only verify and adjust var.
* This means it doesn't alter par but it does use hardware
* data from it to check this var.
* data from it to check this var.
*/
static int vfb_check_var(struct fb_var_screeninfo *var,
@ -169,7 +169,7 @@ static int vfb_check_var(struct fb_var_screeninfo *var,
/*
* Now that we checked it we alter var. The reason being is that the video
* mode passed in might not work but slight changes to it might make it
* mode passed in might not work but slight changes to it might make it
* work. This way we let the user know what is acceptable.
*/
switch (var->bits_per_pixel) {
@ -235,8 +235,8 @@ static int vfb_check_var(struct fb_var_screeninfo *var,
}
/* This routine actually sets the video mode. It's in here where we
* the hardware state info->par and fix which can be affected by the
* change in par. For this driver it doesn't do much.
* the hardware state info->par and fix which can be affected by the
* change in par. For this driver it doesn't do much.
*/
static int vfb_set_par(struct fb_info *info)
{
@ -379,7 +379,7 @@ static int vfb_pan_display(struct fb_var_screeninfo *var,
}
/*
* Most drivers don't need their own mmap function
* Most drivers don't need their own mmap function
*/
static int vfb_mmap(struct fb_info *info,