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path: root/drivers/video/fbdev/riva/fbdev.c
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Diffstat (limited to 'drivers/video/fbdev/riva/fbdev.c')
-rw-r--r--drivers/video/fbdev/riva/fbdev.c120
1 files changed, 61 insertions, 59 deletions
diff --git a/drivers/video/fbdev/riva/fbdev.c b/drivers/video/fbdev/riva/fbdev.c
index cc242ba057d3..1e377b2ec089 100644
--- a/drivers/video/fbdev/riva/fbdev.c
+++ b/drivers/video/fbdev/riva/fbdev.c
@@ -29,6 +29,7 @@
* doublescan modes are broken
*/
+#include <linux/aperture.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
@@ -202,11 +203,7 @@ static int flatpanel = -1; /* Autodetect later */
static int forceCRTC = -1;
static bool noaccel = 0;
static bool nomtrr = 0;
-#ifdef CONFIG_PMAC_BACKLIGHT
-static int backlight = 1;
-#else
-static int backlight = 0;
-#endif
+static int backlight = IS_BUILTIN(CONFIG_PMAC_BACKLIGHT);
static char *mode_option = NULL;
static bool strictmode = 0;
@@ -296,13 +293,7 @@ static int riva_bl_update_status(struct backlight_device *bd)
{
struct riva_par *par = bl_get_data(bd);
U032 tmp_pcrt, tmp_pmc;
- int level;
-
- if (bd->props.power != FB_BLANK_UNBLANK ||
- bd->props.fb_blank != FB_BLANK_UNBLANK)
- level = 0;
- else
- level = bd->props.brightness;
+ int level = backlight_get_brightness(bd);
tmp_pmc = NV_RD32(par->riva.PMC, 0x10F0) & 0x0000FFFF;
tmp_pcrt = NV_RD32(par->riva.PCRTC0, 0x081C) & 0xFFFFFFFC;
@@ -342,7 +333,7 @@ static void riva_bl_init(struct riva_par *par)
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_RAW;
props.max_brightness = FB_BACKLIGHT_LEVELS - 1;
- bd = backlight_device_register(name, info->dev, par, &riva_bl_ops,
+ bd = backlight_device_register(name, info->device, par, &riva_bl_ops,
&props);
if (IS_ERR(bd)) {
info->bl_dev = NULL;
@@ -356,7 +347,7 @@ static void riva_bl_init(struct riva_par *par)
FB_BACKLIGHT_MAX);
bd->props.brightness = bd->props.max_brightness;
- bd->props.power = FB_BLANK_UNBLANK;
+ bd->props.power = BACKLIGHT_POWER_ON;
backlight_update_status(bd);
printk("riva: Backlight initialized (%s)\n", name);
@@ -468,7 +459,7 @@ static inline void reverse_order(u32 *l)
/**
* rivafb_load_cursor_image - load cursor image to hardware
- * @data: address to monochrome bitmap (1 = foreground color, 0 = background)
+ * @data8: address to monochrome bitmap (1 = foreground color, 0 = background)
* @par: pointer to private data
* @w: width of cursor image in pixels
* @h: height of cursor image in scanlines
@@ -478,7 +469,7 @@ static inline void reverse_order(u32 *l)
* DESCRIPTiON:
* Loads cursor image based on a monochrome source and mask bitmap. The
* image bits determines the color of the pixel, 0 for background, 1 for
- * foreground. Only the affected region (as determined by @w and @h
+ * foreground. Only the affected region (as determined by @w and @h
* parameters) will be updated.
*
* CALLED FROM:
@@ -498,7 +489,7 @@ static void rivafb_load_cursor_image(struct riva_par *par, u8 *data8,
for (i = 0; i < h; i++) {
b = *data++;
reverse_order(&b);
-
+
for (j = 0; j < w/2; j++) {
tmp = 0;
#if defined (__BIG_ENDIAN)
@@ -566,7 +557,7 @@ static void riva_rclut(RIVA_HW_INST *chip,
unsigned char regnum, unsigned char *red,
unsigned char *green, unsigned char *blue)
{
-
+
VGA_WR08(chip->PDIO, 0x3c7, regnum);
*red = VGA_RD08(chip->PDIO, 0x3c9);
*green = VGA_RD08(chip->PDIO, 0x3c9);
@@ -677,7 +668,7 @@ static int riva_load_video_mode(struct fb_info *info)
int rc;
struct riva_par *par = info->par;
struct riva_regs newmode;
-
+
NVTRACE_ENTER();
/* time to calculate */
rivafb_blank(FB_BLANK_NORMAL, info);
@@ -721,7 +712,7 @@ static int riva_load_video_mode(struct fb_info *info)
hBlankEnd = hTotal + 4;
}
- newmode.crtc[0x0] = Set8Bits (hTotal);
+ newmode.crtc[0x0] = Set8Bits (hTotal);
newmode.crtc[0x1] = Set8Bits (hDisplay);
newmode.crtc[0x2] = Set8Bits (hBlankStart);
newmode.crtc[0x3] = SetBitField (hBlankEnd, 4: 0, 4:0) | SetBit (7);
@@ -752,20 +743,20 @@ static int riva_load_video_mode(struct fb_info *info)
| SetBitField(vStart,10:10,2:2)
| SetBitField(vDisplay,10:10,1:1)
| SetBitField(vTotal,10:10,0:0);
- newmode.ext.horiz = SetBitField(hTotal,8:8,0:0)
+ newmode.ext.horiz = SetBitField(hTotal,8:8,0:0)
| SetBitField(hDisplay,8:8,1:1)
| SetBitField(hBlankStart,8:8,2:2)
| SetBitField(hStart,8:8,3:3);
newmode.ext.extra = SetBitField(vTotal,11:11,0:0)
| SetBitField(vDisplay,11:11,2:2)
| SetBitField(vStart,11:11,4:4)
- | SetBitField(vBlankStart,11:11,6:6);
+ | SetBitField(vBlankStart,11:11,6:6);
if ((info->var.vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) {
int tmp = (hTotal >> 1) & ~1;
newmode.ext.interlace = Set8Bits(tmp);
newmode.ext.horiz |= SetBitField(tmp, 8:8,4:4);
- } else
+ } else
newmode.ext.interlace = 0xff; /* interlace off */
if (par->riva.Architecture >= NV_ARCH_10)
@@ -778,7 +769,7 @@ static int riva_load_video_mode(struct fb_info *info)
if (info->var.sync & FB_SYNC_VERT_HIGH_ACT)
newmode.misc_output &= ~0x80;
else
- newmode.misc_output |= 0x80;
+ newmode.misc_output |= 0x80;
rc = CalcStateExt(&par->riva, &newmode.ext, par->pdev, bpp, width,
hDisplaySize, height, dotClock);
@@ -845,18 +836,18 @@ static void riva_update_var(struct fb_var_screeninfo *var,
}
/**
- * rivafb_do_maximize -
+ * rivafb_do_maximize -
* @info: pointer to fb_info object containing info for current riva board
- * @var:
- * @nom:
- * @den:
+ * @var: standard kernel fb changeable data
+ * @nom: nom
+ * @den: den
*
* DESCRIPTION:
* .
*
* RETURNS:
* -EINVAL on failure, 0 on success
- *
+ *
*
* CALLED FROM:
* rivafb_check_var()
@@ -920,14 +911,14 @@ static int rivafb_do_maximize(struct fb_info *info,
return -EINVAL;
}
}
-
+
if (var->xres_virtual * nom / den >= 8192) {
printk(KERN_WARNING PFX
"virtual X resolution (%d) is too high, lowering to %d\n",
var->xres_virtual, 8192 * den / nom - 16);
var->xres_virtual = 8192 * den / nom - 16;
}
-
+
if (var->xres_virtual < var->xres) {
printk(KERN_ERR PFX
"virtual X resolution (%d) is smaller than real\n", var->xres_virtual);
@@ -1014,7 +1005,7 @@ static int riva_get_cmap_len(const struct fb_var_screeninfo *var)
break;
case 6:
rc = 64; /* 64 entries (2^6), 16 bpp, RGB565 */
- break;
+ break;
default:
/* should not occur */
break;
@@ -1046,7 +1037,7 @@ static int rivafb_open(struct fb_info *info, int user)
/* vgaHWunlock() + riva unlock (0x7F) */
CRTCout(par, 0x11, 0xFF);
par->riva.LockUnlock(&par->riva, 0);
-
+
riva_save_state(par, &par->initial_state);
}
par->ref_count++;
@@ -1086,8 +1077,11 @@ static int rivafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
struct riva_par *par = info->par;
int nom, den; /* translating from pixels->bytes */
int mode_valid = 0;
-
+
NVTRACE_ENTER();
+ if (!var->pixclock)
+ return -EINVAL;
+
switch (var->bits_per_pixel) {
case 1 ... 8:
var->red.offset = var->green.offset = var->blue.offset = 0;
@@ -1097,7 +1091,7 @@ static int rivafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
break;
case 9 ... 15:
var->green.length = 5;
- /* fall through */
+ fallthrough;
case 16:
var->bits_per_pixel = 16;
/* The Riva128 supports RGB555 only */
@@ -1177,7 +1171,7 @@ static int rivafb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
if (var->yoffset > var->yres_virtual - var->yres)
var->yoffset = var->yres_virtual - var->yres - 1;
- var->red.msb_right =
+ var->red.msb_right =
var->green.msb_right =
var->blue.msb_right =
var->transp.offset = var->transp.length = var->transp.msb_right = 0;
@@ -1199,7 +1193,7 @@ static int rivafb_set_par(struct fb_info *info)
goto out;
if(!(info->flags & FBINFO_HWACCEL_DISABLED))
riva_setup_accel(info);
-
+
par->cursor_reset = 1;
info->fix.line_length = (info->var.xres_virtual * (info->var.bits_per_pixel >> 3));
info->fix.visual = (info->var.bits_per_pixel == 8) ?
@@ -1218,7 +1212,6 @@ out:
/**
* rivafb_pan_display
* @var: standard kernel fb changeable data
- * @con: TODO
* @info: pointer to fb_info object containing info for current riva board
*
* DESCRIPTION:
@@ -1488,7 +1481,7 @@ static inline void convert_bgcolor_16(u32 *col)
* CALLED FROM:
* framebuffer hook
*/
-static void rivafb_imageblit(struct fb_info *info,
+static void rivafb_imageblit(struct fb_info *info,
const struct fb_image *image)
{
struct riva_par *par = info->par;
@@ -1517,7 +1510,7 @@ static void rivafb_imageblit(struct fb_info *info,
bgx = par->palette[image->bg_color];
}
if (info->var.green.length == 6)
- convert_bgcolor_16(&bgx);
+ convert_bgcolor_16(&bgx);
break;
}
@@ -1614,7 +1607,7 @@ static int rivafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
u8 *dat = (u8 *) cursor->image.data;
u8 *msk = (u8 *) cursor->mask;
u8 *src;
-
+
src = kmalloc_array(s_pitch, cursor->image.height, GFP_ATOMIC);
if (src) {
@@ -1673,10 +1666,11 @@ static int rivafb_sync(struct fb_info *info)
* ------------------------------------------------------------------------- */
/* kernel interface */
-static struct fb_ops riva_fb_ops = {
+static const struct fb_ops riva_fb_ops = {
.owner = THIS_MODULE,
.fb_open = rivafb_open,
.fb_release = rivafb_release,
+ __FB_DEFAULT_IOMEM_OPS_RDWR,
.fb_check_var = rivafb_check_var,
.fb_set_par = rivafb_set_par,
.fb_setcolreg = rivafb_setcolreg,
@@ -1685,8 +1679,9 @@ static struct fb_ops riva_fb_ops = {
.fb_fillrect = rivafb_fillrect,
.fb_copyarea = rivafb_copyarea,
.fb_imageblit = rivafb_imageblit,
- .fb_cursor = rivafb_cursor,
+ .fb_cursor = rivafb_cursor,
.fb_sync = rivafb_sync,
+ __FB_DEFAULT_IOMEM_OPS_MMAP,
};
static int riva_set_fbinfo(struct fb_info *info)
@@ -1695,8 +1690,7 @@ static int riva_set_fbinfo(struct fb_info *info)
struct riva_par *par = info->par;
NVTRACE_ENTER();
- info->flags = FBINFO_DEFAULT
- | FBINFO_HWACCEL_XPAN
+ info->flags = FBINFO_HWACCEL_XPAN
| FBINFO_HWACCEL_YPAN
| FBINFO_HWACCEL_COPYAREA
| FBINFO_HWACCEL_FILLRECT
@@ -1715,7 +1709,7 @@ static int riva_set_fbinfo(struct fb_info *info)
info->pseudo_palette = par->pseudo_palette;
cmap_len = riva_get_cmap_len(&info->var);
- fb_alloc_cmap(&info->cmap, cmap_len, 0);
+ fb_alloc_cmap(&info->cmap, cmap_len, 0);
info->pixmap.size = 8 * 1024;
info->pixmap.buf_align = 4;
@@ -1900,9 +1894,12 @@ static int rivafb_probe(struct pci_dev *pd, const struct pci_device_id *ent)
NVTRACE_ENTER();
assert(pd != NULL);
+ ret = aperture_remove_conflicting_pci_devices(pd, "rivafb");
+ if (ret)
+ return ret;
+
info = framebuffer_alloc(sizeof(struct riva_par), &pd->dev);
if (!info) {
- printk (KERN_ERR PFX "could not allocate memory\n");
ret = -ENOMEM;
goto err_ret;
}
@@ -1932,7 +1929,7 @@ static int rivafb_probe(struct pci_dev *pd, const struct pci_device_id *ent)
default_par->Chipset = (pd->vendor << 16) | pd->device;
printk(KERN_INFO PFX "nVidia device/chipset %X\n",default_par->Chipset);
-
+
if(default_par->riva.Architecture == 0) {
printk(KERN_ERR PFX "unknown NV_ARCH\n");
ret=-ENODEV;
@@ -1950,7 +1947,7 @@ static int rivafb_probe(struct pci_dev *pd, const struct pci_device_id *ent)
if (flatpanel == 1)
printk(KERN_INFO PFX "flatpanel support enabled\n");
default_par->forceCRTC = forceCRTC;
-
+
rivafb_fix.mmio_len = pci_resource_len(pd, 0);
rivafb_fix.smem_len = pci_resource_len(pd, 1);
@@ -1962,7 +1959,7 @@ static int rivafb_probe(struct pci_dev *pd, const struct pci_device_id *ent)
cmd |= (PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
pci_write_config_word(pd, PCI_COMMAND, cmd);
}
-
+
rivafb_fix.mmio_start = pci_resource_start(pd, 0);
rivafb_fix.smem_start = pci_resource_start(pd, 1);
@@ -2035,9 +2032,6 @@ static int rivafb_probe(struct pci_dev *pd, const struct pci_device_id *ent)
pci_set_drvdata(pd, info);
- if (backlight)
- riva_bl_init(info->par);
-
ret = register_framebuffer(info);
if (ret < 0) {
printk(KERN_ERR PFX
@@ -2045,6 +2039,9 @@ static int rivafb_probe(struct pci_dev *pd, const struct pci_device_id *ent)
goto err_iounmap_screen_base;
}
+ if (backlight)
+ riva_bl_init(info->par);
+
printk(KERN_INFO PFX
"PCI nVidia %s framebuffer ver %s (%dMB @ 0x%lX)\n",
info->fix.id,
@@ -2061,7 +2058,7 @@ err_iounmap_screen_base:
#endif
iounmap(info->screen_base);
err_iounmap_pramin:
- if (default_par->riva.Architecture == NV_ARCH_03)
+ if (default_par->riva.Architecture == NV_ARCH_03)
iounmap(default_par->riva.PRAMIN);
err_iounmap_ctrl_base:
iounmap(default_par->ctrl_base);
@@ -2080,7 +2077,7 @@ static void rivafb_remove(struct pci_dev *pd)
{
struct fb_info *info = pci_get_drvdata(pd);
struct riva_par *par = info->par;
-
+
NVTRACE_ENTER();
#ifdef CONFIG_FB_RIVA_I2C
@@ -2088,9 +2085,9 @@ static void rivafb_remove(struct pci_dev *pd)
kfree(par->EDID);
#endif
+ riva_bl_exit(info);
unregister_framebuffer(info);
- riva_bl_exit(info);
arch_phys_wc_del(par->wc_cookie);
iounmap(par->ctrl_base);
iounmap(info->screen_base);
@@ -2120,11 +2117,11 @@ static int rivafb_setup(char *options)
while ((this_opt = strsep(&options, ",")) != NULL) {
if (!strncmp(this_opt, "forceCRTC", 9)) {
char *p;
-
+
p = this_opt + 9;
- if (!*p || !*(++p)) continue;
+ if (!*p || !*(++p)) continue;
forceCRTC = *p - '0';
- if (forceCRTC < 0 || forceCRTC > 1)
+ if (forceCRTC < 0 || forceCRTC > 1)
forceCRTC = -1;
} else if (!strncmp(this_opt, "flatpanel", 9)) {
flatpanel = 1;
@@ -2163,7 +2160,12 @@ static int rivafb_init(void)
{
#ifndef MODULE
char *option = NULL;
+#endif
+
+ if (fb_modesetting_disabled("rivafb"))
+ return -ENODEV;
+#ifndef MODULE
if (fb_get_options("rivafb", &option))
return -ENODEV;
rivafb_setup(option);
generated by cgit (git 2.34.1) at 2025-12-26 05:01:12 +0000