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authorPaul Mundt <lethal@linux-sh.org>2011-05-24 10:32:20 +0400
committerPaul Mundt <lethal@linux-sh.org>2011-05-24 10:32:20 +0400
commit9fb4c7fbbcb1e947567d13b82e429ae47a46e337 (patch)
tree6c5f11f347d0f58565381f92680a7a9cc63c0bd8 /drivers/video
parentdc3e5b6a6e842116ec2436161adf31877f09b6b9 (diff)
parentd762f4383100c2a87b1a3f2d678cd3b5425655b4 (diff)
downloadlinux-9fb4c7fbbcb1e947567d13b82e429ae47a46e337.tar.xz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/Kconfig16
-rw-r--r--drivers/video/acornfb.c26
-rw-r--r--drivers/video/atafb.c2
-rw-r--r--drivers/video/backlight/ltv350qv.c2
-rw-r--r--drivers/video/console/newport_con.c2
-rw-r--r--drivers/video/fbmem.c223
-rw-r--r--drivers/video/imxfb.c28
-rw-r--r--drivers/video/msm/mddi.c2
-rw-r--r--drivers/video/mxsfb.c2
-rw-r--r--drivers/video/pxafb.c4
-rw-r--r--drivers/video/udlfb.c1
-rw-r--r--drivers/video/via/Makefile2
-rw-r--r--drivers/video/via/chip.h6
-rw-r--r--drivers/video/via/dvi.c160
-rw-r--r--drivers/video/via/dvi.h2
-rw-r--r--drivers/video/via/global.c4
-rw-r--r--drivers/video/via/global.h2
-rw-r--r--drivers/video/via/hw.c624
-rw-r--r--drivers/video/via/hw.h15
-rw-r--r--drivers/video/via/lcd.c23
-rw-r--r--drivers/video/via/lcd.h2
-rw-r--r--drivers/video/via/share.h17
-rw-r--r--drivers/video/via/via-core.c9
-rw-r--r--drivers/video/via/via_clock.c349
-rw-r--r--drivers/video/via/via_clock.h76
-rw-r--r--drivers/video/via/viafbdev.c62
-rw-r--r--drivers/video/via/viafbdev.h4
-rw-r--r--drivers/video/via/viamode.c46
-rw-r--r--drivers/video/via/viamode.h9
29 files changed, 892 insertions, 828 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index e2126b5af1de..1d0aa5eb10b9 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -8,9 +8,6 @@ menu "Graphics support"
config HAVE_FB_ATMEL
bool
-config HAVE_FB_IMX
- bool
-
config SH_MIPI_DSI
tristate
depends on (SUPERH || ARCH_SHMOBILE) && HAVE_CLK
@@ -359,7 +356,7 @@ config FB_SA1100
config FB_IMX
tristate "Freescale i.MX LCD support"
- depends on FB && (HAVE_FB_IMX || ARCH_MX1 || ARCH_MX2)
+ depends on FB && IMX_HAVE_PLATFORM_IMX_FB
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
@@ -1570,6 +1567,17 @@ config FB_VIA_DIRECT_PROCFS
correct output device configuration.
Its use is strongly discouraged.
+config FB_VIA_X_COMPATIBILITY
+ bool "X server compatibility"
+ depends on FB_VIA
+ default n
+ help
+ This option reduces the functionality (power saving, ...) of the
+ framebuffer to avoid negative impact on the OpenChrome X server.
+ If you use any X server other than fbdev you should enable this
+ otherwise it should be safe to disable it and allow using all
+ features.
+
endif
config FB_NEOMAGIC
diff --git a/drivers/video/acornfb.c b/drivers/video/acornfb.c
index 82acb8dc4aa1..6183a57eb69d 100644
--- a/drivers/video/acornfb.c
+++ b/drivers/video/acornfb.c
@@ -66,7 +66,7 @@
* have. Allow 1% either way on the nominal for TVs.
*/
#define NR_MONTYPES 6
-static struct fb_monspecs monspecs[NR_MONTYPES] __initdata = {
+static struct fb_monspecs monspecs[NR_MONTYPES] __devinitdata = {
{ /* TV */
.hfmin = 15469,
.hfmax = 15781,
@@ -873,7 +873,7 @@ static struct fb_ops acornfb_ops = {
/*
* Everything after here is initialisation!!!
*/
-static struct fb_videomode modedb[] __initdata = {
+static struct fb_videomode modedb[] __devinitdata = {
{ /* 320x256 @ 50Hz */
NULL, 50, 320, 256, 125000, 92, 62, 35, 19, 38, 2,
FB_SYNC_COMP_HIGH_ACT,
@@ -925,8 +925,7 @@ static struct fb_videomode modedb[] __initdata = {
}
};
-static struct fb_videomode __initdata
-acornfb_default_mode = {
+static struct fb_videomode acornfb_default_mode __devinitdata = {
.name = NULL,
.refresh = 60,
.xres = 640,
@@ -942,7 +941,7 @@ acornfb_default_mode = {
.vmode = FB_VMODE_NONINTERLACED
};
-static void __init acornfb_init_fbinfo(void)
+static void __devinit acornfb_init_fbinfo(void)
{
static int first = 1;
@@ -1018,8 +1017,7 @@ static void __init acornfb_init_fbinfo(void)
* size can optionally be followed by 'M' or 'K' for
* MB or KB respectively.
*/
-static void __init
-acornfb_parse_mon(char *opt)
+static void __devinit acornfb_parse_mon(char *opt)
{
char *p = opt;
@@ -1066,8 +1064,7 @@ bad:
current_par.montype = -1;
}
-static void __init
-acornfb_parse_montype(char *opt)
+static void __devinit acornfb_parse_montype(char *opt)
{
current_par.montype = -2;
@@ -1108,8 +1105,7 @@ acornfb_parse_montype(char *opt)
}
}
-static void __init
-acornfb_parse_dram(char *opt)
+static void __devinit acornfb_parse_dram(char *opt)
{
unsigned int size;
@@ -1134,15 +1130,14 @@ acornfb_parse_dram(char *opt)
static struct options {
char *name;
void (*parse)(char *opt);
-} opt_table[] __initdata = {
+} opt_table[] __devinitdata = {
{ "mon", acornfb_parse_mon },
{ "montype", acornfb_parse_montype },
{ "dram", acornfb_parse_dram },
{ NULL, NULL }
};
-int __init
-acornfb_setup(char *options)
+static int __devinit acornfb_setup(char *options)
{
struct options *optp;
char *opt;
@@ -1179,8 +1174,7 @@ acornfb_setup(char *options)
* Detect type of monitor connected
* For now, we just assume SVGA
*/
-static int __init
-acornfb_detect_monitortype(void)
+static int __devinit acornfb_detect_monitortype(void)
{
return 4;
}
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
index 5b2b5ef4edba..64e41f5448c4 100644
--- a/drivers/video/atafb.c
+++ b/drivers/video/atafb.c
@@ -3117,7 +3117,7 @@ int __init atafb_init(void)
atafb_ops.fb_setcolreg = &falcon_setcolreg;
error = request_irq(IRQ_AUTO_4, falcon_vbl_switcher,
IRQ_TYPE_PRIO,
- "framebuffer/modeswitch",
+ "framebuffer:modeswitch",
falcon_vbl_switcher);
if (error)
return error;
diff --git a/drivers/video/backlight/ltv350qv.c b/drivers/video/backlight/ltv350qv.c
index dd0e84a9bd2f..cca43c06d3c8 100644
--- a/drivers/video/backlight/ltv350qv.c
+++ b/drivers/video/backlight/ltv350qv.c
@@ -333,7 +333,7 @@ static void __exit ltv350qv_exit(void)
module_init(ltv350qv_init);
module_exit(ltv350qv_exit);
-MODULE_AUTHOR("Haavard Skinnemoen <hskinnemoen@atmel.com>");
+MODULE_AUTHOR("Haavard Skinnemoen (Atmel)");
MODULE_DESCRIPTION("Samsung LTV350QV LCD Driver");
MODULE_LICENSE("GPL");
MODULE_ALIAS("spi:ltv350qv");
diff --git a/drivers/video/console/newport_con.c b/drivers/video/console/newport_con.c
index 3772433c49d1..93317b5b8740 100644
--- a/drivers/video/console/newport_con.c
+++ b/drivers/video/console/newport_con.c
@@ -6,7 +6,7 @@
*
* This driver is based on sgicons.c and cons_newport.
*
- * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
+ * Copyright (C) 1996 David S. Miller (davem@davemloft.net)
* Copyright (C) 1997 Miguel de Icaza (miguel@nuclecu.unam.mx)
*/
#include <linux/init.h>
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index e0c2284924b6..5aac00eb1830 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -42,9 +42,34 @@
#define FBPIXMAPSIZE (1024 * 8)
+static DEFINE_MUTEX(registration_lock);
struct fb_info *registered_fb[FB_MAX] __read_mostly;
int num_registered_fb __read_mostly;
+static struct fb_info *get_fb_info(unsigned int idx)
+{
+ struct fb_info *fb_info;
+
+ if (idx >= FB_MAX)
+ return ERR_PTR(-ENODEV);
+
+ mutex_lock(&registration_lock);
+ fb_info = registered_fb[idx];
+ if (fb_info)
+ atomic_inc(&fb_info->count);
+ mutex_unlock(&registration_lock);
+
+ return fb_info;
+}
+
+static void put_fb_info(struct fb_info *fb_info)
+{
+ if (!atomic_dec_and_test(&fb_info->count))
+ return;
+ if (fb_info->fbops->fb_destroy)
+ fb_info->fbops->fb_destroy(fb_info);
+}
+
int lock_fb_info(struct fb_info *info)
{
mutex_lock(&info->lock);
@@ -647,6 +672,7 @@ int fb_show_logo(struct fb_info *info, int rotate) { return 0; }
static void *fb_seq_start(struct seq_file *m, loff_t *pos)
{
+ mutex_lock(&registration_lock);
return (*pos < FB_MAX) ? pos : NULL;
}
@@ -658,6 +684,7 @@ static void *fb_seq_next(struct seq_file *m, void *v, loff_t *pos)
static void fb_seq_stop(struct seq_file *m, void *v)
{
+ mutex_unlock(&registration_lock);
}
static int fb_seq_show(struct seq_file *m, void *v)
@@ -690,13 +717,30 @@ static const struct file_operations fb_proc_fops = {
.release = seq_release,
};
-static ssize_t
-fb_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
+/*
+ * We hold a reference to the fb_info in file->private_data,
+ * but if the current registered fb has changed, we don't
+ * actually want to use it.
+ *
+ * So look up the fb_info using the inode minor number,
+ * and just verify it against the reference we have.
+ */
+static struct fb_info *file_fb_info(struct file *file)
{
- unsigned long p = *ppos;
struct inode *inode = file->f_path.dentry->d_inode;
int fbidx = iminor(inode);
struct fb_info *info = registered_fb[fbidx];
+
+ if (info != file->private_data)
+ info = NULL;
+ return info;
+}
+
+static ssize_t
+fb_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
+{
+ unsigned long p = *ppos;
+ struct fb_info *info = file_fb_info(file);
u8 *buffer, *dst;
u8 __iomem *src;
int c, cnt = 0, err = 0;
@@ -761,9 +805,7 @@ static ssize_t
fb_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
{
unsigned long p = *ppos;
- struct inode *inode = file->f_path.dentry->d_inode;
- int fbidx = iminor(inode);
- struct fb_info *info = registered_fb[fbidx];
+ struct fb_info *info = file_fb_info(file);
u8 *buffer, *src;
u8 __iomem *dst;
int c, cnt = 0, err = 0;
@@ -1141,10 +1183,10 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd,
static long fb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
- struct inode *inode = file->f_path.dentry->d_inode;
- int fbidx = iminor(inode);
- struct fb_info *info = registered_fb[fbidx];
+ struct fb_info *info = file_fb_info(file);
+ if (!info)
+ return -ENODEV;
return do_fb_ioctl(info, cmd, arg);
}
@@ -1265,12 +1307,13 @@ static int fb_get_fscreeninfo(struct fb_info *info, unsigned int cmd,
static long fb_compat_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
- struct inode *inode = file->f_path.dentry->d_inode;
- int fbidx = iminor(inode);
- struct fb_info *info = registered_fb[fbidx];
- struct fb_ops *fb = info->fbops;
+ struct fb_info *info = file_fb_info(file);
+ struct fb_ops *fb;
long ret = -ENOIOCTLCMD;
+ if (!info)
+ return -ENODEV;
+ fb = info->fbops;
switch(cmd) {
case FBIOGET_VSCREENINFO:
case FBIOPUT_VSCREENINFO:
@@ -1303,16 +1346,18 @@ static long fb_compat_ioctl(struct file *file, unsigned int cmd,
static int
fb_mmap(struct file *file, struct vm_area_struct * vma)
{
- int fbidx = iminor(file->f_path.dentry->d_inode);
- struct fb_info *info = registered_fb[fbidx];
- struct fb_ops *fb = info->fbops;
+ struct fb_info *info = file_fb_info(file);
+ struct fb_ops *fb;
unsigned long off;
unsigned long start;
u32 len;
+ if (!info)
+ return -ENODEV;
if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
return -EINVAL;
off = vma->vm_pgoff << PAGE_SHIFT;
+ fb = info->fbops;
if (!fb)
return -ENODEV;
mutex_lock(&info->mm_lock);
@@ -1361,14 +1406,16 @@ __releases(&info->lock)
struct fb_info *info;
int res = 0;
- if (fbidx >= FB_MAX)
- return -ENODEV;
- info = registered_fb[fbidx];
- if (!info)
+ info = get_fb_info(fbidx);
+ if (!info) {
request_module("fb%d", fbidx);
- info = registered_fb[fbidx];
- if (!info)
- return -ENODEV;
+ info = get_fb_info(fbidx);
+ if (!info)
+ return -ENODEV;
+ }
+ if (IS_ERR(info))
+ return PTR_ERR(info);
+
mutex_lock(&info->lock);
if (!try_module_get(info->fbops->owner)) {
res = -ENODEV;
@@ -1386,6 +1433,8 @@ __releases(&info->lock)
#endif
out:
mutex_unlock(&info->lock);
+ if (res)
+ put_fb_info(info);
return res;
}
@@ -1401,6 +1450,7 @@ __releases(&info->lock)
info->fbops->fb_release(info,1);
module_put(info->fbops->owner);
mutex_unlock(&info->lock);
+ put_fb_info(info);
return 0;
}
@@ -1487,8 +1537,10 @@ static bool fb_do_apertures_overlap(struct apertures_struct *gena,
return false;
}
+static int do_unregister_framebuffer(struct fb_info *fb_info);
+
#define VGA_FB_PHYS 0xA0000
-void remove_conflicting_framebuffers(struct apertures_struct *a,
+static void do_remove_conflicting_framebuffers(struct apertures_struct *a,
const char *name, bool primary)
{
int i;
@@ -1510,43 +1562,32 @@ void remove_conflicting_framebuffers(struct apertures_struct *a,
printk(KERN_INFO "fb: conflicting fb hw usage "
"%s vs %s - removing generic driver\n",
name, registered_fb[i]->fix.id);
- unregister_framebuffer(registered_fb[i]);
+ do_unregister_framebuffer(registered_fb[i]);
}
}
}
-EXPORT_SYMBOL(remove_conflicting_framebuffers);
-/**
- * register_framebuffer - registers a frame buffer device
- * @fb_info: frame buffer info structure
- *
- * Registers a frame buffer device @fb_info.
- *
- * Returns negative errno on error, or zero for success.
- *
- */
-
-int
-register_framebuffer(struct fb_info *fb_info)
+static int do_register_framebuffer(struct fb_info *fb_info)
{
int i;
struct fb_event event;
struct fb_videomode mode;
- if (num_registered_fb == FB_MAX)
- return -ENXIO;
-
if (fb_check_foreignness(fb_info))
return -ENOSYS;
- remove_conflicting_framebuffers(fb_info->apertures, fb_info->fix.id,
+ do_remove_conflicting_framebuffers(fb_info->apertures, fb_info->fix.id,
fb_is_primary_device(fb_info));
+ if (num_registered_fb == FB_MAX)
+ return -ENXIO;
+
num_registered_fb++;
for (i = 0 ; i < FB_MAX; i++)
if (!registered_fb[i])
break;
fb_info->node = i;
+ atomic_set(&fb_info->count, 1);
mutex_init(&fb_info->lock);
mutex_init(&fb_info->mm_lock);
@@ -1592,36 +1633,14 @@ register_framebuffer(struct fb_info *fb_info)
return 0;
}
-
-/**
- * unregister_framebuffer - releases a frame buffer device
- * @fb_info: frame buffer info structure
- *
- * Unregisters a frame buffer device @fb_info.
- *
- * Returns negative errno on error, or zero for success.
- *
- * This function will also notify the framebuffer console
- * to release the driver.
- *
- * This is meant to be called within a driver's module_exit()
- * function. If this is called outside module_exit(), ensure
- * that the driver implements fb_open() and fb_release() to
- * check that no processes are using the device.
- */
-
-int
-unregister_framebuffer(struct fb_info *fb_info)
+static int do_unregister_framebuffer(struct fb_info *fb_info)
{
struct fb_event event;
int i, ret = 0;
i = fb_info->node;
- if (!registered_fb[i]) {
- ret = -EINVAL;
- goto done;
- }
-
+ if (i < 0 || i >= FB_MAX || registered_fb[i] != fb_info)
+ return -EINVAL;
if (!lock_fb_info(fb_info))
return -ENODEV;
@@ -1629,16 +1648,14 @@ unregister_framebuffer(struct fb_info *fb_info)
ret = fb_notifier_call_chain(FB_EVENT_FB_UNBIND, &event);
unlock_fb_info(fb_info);
- if (ret) {
- ret = -EINVAL;
- goto done;
- }
+ if (ret)
+ return -EINVAL;
if (fb_info->pixmap.addr &&
(fb_info->pixmap.flags & FB_PIXMAP_DEFAULT))
kfree(fb_info->pixmap.addr);
fb_destroy_modelist(&fb_info->modelist);
- registered_fb[i]=NULL;
+ registered_fb[i] = NULL;
num_registered_fb--;
fb_cleanup_device(fb_info);
device_destroy(fb_class, MKDEV(FB_MAJOR, i));
@@ -1646,9 +1663,65 @@ unregister_framebuffer(struct fb_info *fb_info)
fb_notifier_call_chain(FB_EVENT_FB_UNREGISTERED, &event);
/* this may free fb info */
- if (fb_info->fbops->fb_destroy)
- fb_info->fbops->fb_destroy(fb_info);
-done:
+ put_fb_info(fb_info);
+ return 0;
+}
+
+void remove_conflicting_framebuffers(struct apertures_struct *a,
+ const char *name, bool primary)
+{
+ mutex_lock(&registration_lock);
+ do_remove_conflicting_framebuffers(a, name, primary);
+ mutex_unlock(&registration_lock);
+}
+EXPORT_SYMBOL(remove_conflicting_framebuffers);
+
+/**
+ * register_framebuffer - registers a frame buffer device
+ * @fb_info: frame buffer info structure
+ *
+ * Registers a frame buffer device @fb_info.
+ *
+ * Returns negative errno on error, or zero for success.
+ *
+ */
+int
+register_framebuffer(struct fb_info *fb_info)
+{
+ int ret;
+
+ mutex_lock(&registration_lock);
+ ret = do_register_framebuffer(fb_info);
+ mutex_unlock(&registration_lock);
+
+ return ret;
+}
+
+/**
+ * unregister_framebuffer - releases a frame buffer device
+ * @fb_info: frame buffer info structure
+ *
+ * Unregisters a frame buffer device @fb_info.
+ *
+ * Returns negative errno on error, or zero for success.
+ *
+ * This function will also notify the framebuffer console
+ * to release the driver.
+ *
+ * This is meant to be called within a driver's module_exit()
+ * function. If this is called outside module_exit(), ensure
+ * that the driver implements fb_open() and fb_release() to
+ * check that no processes are using the device.
+ */
+int
+unregister_framebuffer(struct fb_info *fb_info)
+{
+ int ret;
+
+ mutex_lock(&registration_lock);
+ ret = do_unregister_framebuffer(fb_info);
+ mutex_unlock(&registration_lock);
+
return ret;
}
diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
index ef72cb483834..d2ccfd6e662c 100644
--- a/drivers/video/imxfb.c
+++ b/drivers/video/imxfb.c
@@ -65,12 +65,6 @@
#define CPOS_OP (1<<28)
#define CPOS_CXP(x) (((x) & 3ff) << 16)
-#ifdef CONFIG_ARCH_MX1
-#define CPOS_CYP(y) ((y) & 0x1ff)
-#else
-#define CPOS_CYP(y) ((y) & 0x3ff)
-#endif
-
#define LCDC_LCWHB 0x10
#define LCWHB_BK_EN (1<<31)
#define LCWHB_CW(w) (((w) & 0x1f) << 24)
@@ -79,16 +73,6 @@
#define LCDC_LCHCC 0x14
-#ifdef CONFIG_ARCH_MX1
-#define LCHCC_CUR_COL_R(r) (((r) & 0x1f) << 11)
-#define LCHCC_CUR_COL_G(g) (((g) & 0x3f) << 5)
-#define LCHCC_CUR_COL_B(b) ((b) & 0x1f)
-#else
-#define LCHCC_CUR_COL_R(r) (((r) & 0x3f) << 12)
-#define LCHCC_CUR_COL_G(g) (((g) & 0x3f) << 6)
-#define LCHCC_CUR_COL_B(b) ((b) & 0x3f)
-#endif
-
#define LCDC_PCR 0x18
#define LCDC_HCR 0x1C
@@ -115,11 +99,7 @@
#define LCDC_RMCR 0x34
-#ifdef CONFIG_ARCH_MX1
-#define RMCR_LCDC_EN (1<<1)
-#else
-#define RMCR_LCDC_EN 0
-#endif
+#define RMCR_LCDC_EN_MX1 (1<<1)
#define RMCR_SELF_REF (1<<0)
@@ -536,7 +516,11 @@ static void imxfb_enable_controller(struct imxfb_info *fbi)
writel(readl(fbi->regs + LCDC_CPOS) & ~(CPOS_CC0 | CPOS_CC1),
fbi->regs + LCDC_CPOS);
- writel(RMCR_LCDC_EN, fbi->regs + LCDC_RMCR);
+ /*
+ * RMCR_LCDC_EN_MX1 is present on i.MX1 only, but doesn't hurt
+ * on other SoCs
+ */
+ writel(RMCR_LCDC_EN_MX1, fbi->regs + LCDC_RMCR);
clk_enable(fbi->clk);
diff --git a/drivers/video/msm/mddi.c b/drivers/video/msm/mddi.c
index b66d86ac7cea..178b0720bd79 100644
--- a/drivers/video/msm/mddi.c
+++ b/drivers/video/msm/mddi.c
@@ -679,7 +679,7 @@ static int __devinit mddi_probe(struct platform_device *pdev)
printk(KERN_ERR "mddi: no associated mem resource!\n");
return -ENOMEM;
}
- mddi->base = ioremap(resource->start, resource->end - resource->start);
+ mddi->base = ioremap(resource->start, resource_size(resource));
if (!mddi->base) {
printk(KERN_ERR "mddi: failed to remap base!\n");
ret = -EINVAL;
diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c
index 7d0284882984..0b2f2dd41416 100644
--- a/drivers/video/mxsfb.c
+++ b/drivers/video/mxsfb.c
@@ -401,7 +401,7 @@ static int mxsfb_set_par(struct fb_info *fb_info)
writel(CTRL1_FIFO_CLEAR, host->base + LCDC_CTRL1 + REG_SET);
ctrl = CTRL_BYPASS_COUNT | CTRL_MASTER |
- CTRL_SET_BUS_WIDTH(host->ld_intf_width);;
+ CTRL_SET_BUS_WIDTH(host->ld_intf_width);
switch (fb_info->var.bits_per_pixel) {
case 16:
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index a2e5b5100ab4..0f4e8c942f9e 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -1648,7 +1648,9 @@ pxafb_freq_transition(struct notifier_block *nb, unsigned long val, void *data)
switch (val) {
case CPUFREQ_PRECHANGE:
- if (!fbi->overlay[0].usage && !fbi->overlay[1].usage)
+#ifdef CONFIG_FB_PXA_OVERLAY
+ if (!(fbi->overlay[0].usage || fbi->overlay[1].usage))
+#endif
set_ctrlr_state(fbi, C_DISABLE_CLKCHANGE);
break;
diff --git a/drivers/video/udlfb.c b/drivers/video/udlfb.c
index 68041d9dc260..695066b5b2e6 100644
--- a/drivers/video/udlfb.c
+++ b/drivers/video/udlfb.c
@@ -27,6 +27,7 @@
#include <linux/fb.h>
#include <linux/vmalloc.h>
#include <linux/slab.h>
+#include <linux/prefetch.h>
#include <linux/delay.h>
#include <video/udlfb.h>
#include "edid.h"
diff --git a/drivers/video/via/Makefile b/drivers/video/via/Makefile
index 96f01ee2a412..5108136e8776 100644
--- a/drivers/video/via/Makefile
+++ b/drivers/video/via/Makefile
@@ -6,4 +6,4 @@ obj-$(CONFIG_FB_VIA) += viafb.o
viafb-y :=viafbdev.o hw.o via_i2c.o dvi.o lcd.o ioctl.o accel.o \
via_utility.o vt1636.o global.o tblDPASetting.o viamode.o \
- via-core.o via-gpio.o via_modesetting.o
+ via-core.o via-gpio.o via_modesetting.o via_clock.o
diff --git a/drivers/video/via/chip.h b/drivers/video/via/chip.h
index 29d70244a21f..3ebf20c06eef 100644
--- a/drivers/video/via/chip.h
+++ b/drivers/video/via/chip.h
@@ -137,17 +137,11 @@ struct chip_information {
struct lvds_chip_information lvds_chip_info2;
};
-struct crt_setting_information {
- int iga_path;
-};
-
struct tmds_setting_information {
int iga_path;
int h_active;
int v_active;
int max_pixel_clock;
- int max_hres;
- int max_vres;
};
struct lvds_setting_information {
diff --git a/drivers/video/via/dvi.c b/drivers/video/via/dvi.c
index 41ca198b5098..b1f364745ca0 100644
--- a/drivers/video/via/dvi.c
+++ b/drivers/video/via/dvi.c
@@ -28,17 +28,11 @@ static int tmds_register_read_bytes(int index, u8 *buff, int buff_len);
static void __devinit dvi_get_panel_size_from_DDCv1(
struct tmds_chip_information *tmds_chip,
struct tmds_setting_information *tmds_setting);
-static void __devinit dvi_get_panel_size_from_DDCv2(
- struct tmds_chip_information *tmds_chip,
- struct tmds_setting_information *tmds_setting);
static int viafb_dvi_query_EDID(void);
-static int check_tmds_chip(int device_id_subaddr, int device_id)
+static inline bool check_tmds_chip(int device_id_subaddr, int device_id)
{
- if (tmds_register_read(device_id_subaddr) == device_id)
- return OK;
- else
- return FAIL;
+ return tmds_register_read(device_id_subaddr) == device_id;
}
void __devinit viafb_init_dvi_size(struct tmds_chip_information *tmds_chip,
@@ -47,22 +41,13 @@ void __devinit viafb_init_dvi_size(struct tmds_chip_information *tmds_chip,
DEBUG_MSG(KERN_INFO "viafb_init_dvi_size()\n");
viafb_dvi_sense();
- switch (viafb_dvi_query_EDID()) {
- case 1:
+ if (viafb_dvi_query_EDID() == 1)
dvi_get_panel_size_from_DDCv1(tmds_chip, tmds_setting);
- break;
- case 2:
- dvi_get_panel_size_from_DDCv2(tmds_chip, tmds_setting);
- break;
- default:
- printk(KERN_WARNING "viafb_init_dvi_size: DVI panel size undetected!\n");
- break;
- }
return;
}
-int __devinit viafb_tmds_trasmitter_identify(void)
+bool __devinit viafb_tmds_trasmitter_identify(void)
{
unsigned char sr2a = 0, sr1e = 0, sr3e = 0;
@@ -101,7 +86,7 @@ int __devinit viafb_tmds_trasmitter_identify(void)
viaparinfo->chip_info->
tmds_chip_info.tmds_chip_slave_addr = VT1632_TMDS_I2C_ADDR;
viaparinfo->chip_info->tmds_chip_info.i2c_port = VIA_PORT_31;
- if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID) != FAIL) {
+ if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID)) {
/*
* Currently only support 12bits,dual edge,add 24bits mode later
*/
@@ -112,11 +97,10 @@ int __devinit viafb_tmds_trasmitter_identify(void)
viaparinfo->chip_info->tmds_chip_info.tmds_chip_name);
DEBUG_MSG(KERN_INFO "\n %2d",
viaparinfo->chip_info->tmds_chip_info.i2c_port);
- return OK;
+ return true;
} else {
viaparinfo->chip_info->tmds_chip_info.i2c_port = VIA_PORT_2C;
- if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID)
- != FAIL) {
+ if (check_tmds_chip(VT1632_DEVICE_ID_REG, VT1632_DEVICE_ID)) {
tmds_register_write(0x08, 0x3b);
DEBUG_MSG(KERN_INFO "\n VT1632 TMDS ! \n");
DEBUG_MSG(KERN_INFO "\n %2d",
@@ -125,7 +109,7 @@ int __devinit viafb_tmds_trasmitter_identify(void)
DEBUG_MSG(KERN_INFO "\n %2d",
viaparinfo->chip_info->
tmds_chip_info.i2c_port);
- return OK;
+ return true;
}
}
@@ -135,7 +119,7 @@ int __devinit viafb_tmds_trasmitter_identify(void)
((viafb_display_hardware_layout == HW_LAYOUT_DVI_ONLY) ||
(viafb_display_hardware_layout == HW_LAYOUT_LCD_DVI))) {
DEBUG_MSG(KERN_INFO "\n Integrated TMDS ! \n");
- return OK;
+ return true;
}
switch (viaparinfo->chip_info->gfx_chip_name) {
@@ -159,7 +143,7 @@ int __devinit viafb_tmds_trasmitter_identify(void)
tmds_chip_info.tmds_chip_name = NON_TMDS_TRANSMITTER;
viaparinfo->chip_info->tmds_chip_info.
tmds_chip_slave_addr = VT1632_TMDS_I2C_ADDR;
- return FAIL;
+ return false;
}
static void tmds_register_write(int index, u8 data)
@@ -306,12 +290,7 @@ static int viafb_dvi_query_EDID(void)
return EDID_VERSION_1; /* Found EDID1 Table */
}
- data0 = (u8) tmds_register_read(0x00);
- viaparinfo->chip_info->tmds_chip_info.tmds_chip_slave_addr = restore;
- if (data0 == 0x20)
- return EDID_VERSION_2; /* Found EDID2 Table */
- else
- return false;
+ return false;
}
/* Get Panel Size Using EDID1 Table */
@@ -319,50 +298,15 @@ static void __devinit dvi_get_panel_size_from_DDCv1(
struct tmds_chip_information *tmds_chip,
struct tmds_setting_information *tmds_setting)
{
- int i, max_h = 0, tmp, restore;
- unsigned char rData;
+ int i, restore;
unsigned char EDID_DATA[18];
DEBUG_MSG(KERN_INFO "\n dvi_get_panel_size_from_DDCv1 \n");
restore = tmds_chip->tmds_chip_slave_addr;
tmds_chip->tmds_chip_slave_addr = 0xA0;
-
- rData = tmds_register_read(0x23);
- if (rData & 0x3C)
- max_h = 640;
- if (rData & 0xC0)
- max_h = 720;
- if (rData & 0x03)
- max_h = 800;
-
- rData = tmds_register_read(0x24);
- if (rData & 0xC0)
- max_h = 800;
- if (rData & 0x1E)
- max_h = 1024;
- if (rData & 0x01)
- max_h = 1280;
-
for (i = 0x25; i < 0x6D; i++) {
switch (i) {
- case 0x26:
- case 0x28:
- case 0x2A:
- case 0x2C:
- case 0x2E:
- case 0x30:
- case 0x32:
- case 0x34:
- rData = tmds_register_read(i);
- if (rData == 1)
- break;
- /* data = (data + 31) * 8 */
- tmp = (rData + 31) << 3;
- if (tmp > max_h)
- max_h = tmp;
- break;
-
case 0x36:
case 0x48:
case 0x5A:
@@ -383,91 +327,11 @@ static void __devinit dvi_get_panel_size_from_DDCv1(
}
}
- tmds_setting->max_hres = max_h;
- switch (max_h) {
- case 640:
- tmds_setting->max_vres = 480;
- break;
- case 800:
- tmds_setting->max_vres = 600;
- break;
- case 1024:
- tmds_setting->max_vres = 768;
- break;
- case 1280:
- tmds_setting->max_vres = 1024;
- break;
- case 1400:
- tmds_setting->max_vres = 1050;
- break;
- case 1440:
- tmds_setting->max_vres = 1050;
- break;
- case 1600:
- tmds_setting->max_vres = 1200;
- break;
- case 1920:
- tmds_setting->max_vres = 1080;
- break;
- default:
- DEBUG_MSG(KERN_INFO "Unknown panel size max resolution = %d ! "
- "set default panel size.\n", max_h);
- break;
- }
-
DEBUG_MSG(KERN_INFO "DVI max pixelclock = %d\n",
tmds_setting->max_pixel_clock);
tmds_chip->tmds_chip_slave_addr = restore;
}
-/* Get Panel Size Using EDID2 Table */
-static void __devinit dvi_get_panel_size_from_DDCv2(
- struct tmds_chip_information *tmds_chip,
- struct tmds_setting_information *tmds_setting)
-{
- int restore;
- unsigned char R_Buffer[2];
-
- DEBUG_MSG(KERN_INFO "\n dvi_get_panel_size_from_DDCv2 \n");
-
- restore = tmds_chip->tmds_chip_slave_addr;
- tmds_chip->tmds_chip_slave_addr = 0xA2;
-
- /* Horizontal: 0x76, 0x77 */
- tmds_register_read_bytes(0x76, R_Buffer, 2);
- tmds_setting->max_hres = R_Buffer[0] + (R_Buffer[1] << 8);
-
- switch (tmds_setting->max_hres) {
- case 640:
- tmds_setting->max_vres = 480;
- break;
- case 800:
- tmds_setting->max_vres = 600;
- break;
- case 1024:
- tmds_setting->max_vres = 768;
- break;
- case 1280:
- tmds_setting->max_vres = 1024;
- break;
- case 1400:
- tmds_setting->max_vres = 1050;
- break;
- case 1440:
- tmds_setting->max_vres = 1050;
- break;
- case 1600:
- tmds_setting->max_vres = 1200;
- break;
- default:
- DEBUG_MSG(KERN_INFO "Unknown panel size max resolution = %d! "
- "set default panel size.\n", tmds_setting->max_hres);
- break;
- }
-
- tmds_chip->tmds_chip_slave_addr = restore;
-}
-
/* If Disable DVI, turn off pad */
void viafb_dvi_disable(void)
{
diff --git a/drivers/video/via/dvi.h b/drivers/video/via/dvi.h
index 2c525c0c1adb..f473dd010977 100644
--- a/drivers/video/via/dvi.h
+++ b/drivers/video/via/dvi.h
@@ -56,7 +56,7 @@
int viafb_dvi_sense(void);
void viafb_dvi_disable(void);
void viafb_dvi_enable(void);
-int __devinit viafb_tmds_trasmitter_identify(void);
+bool __devinit viafb_tmds_trasmitter_identify(void);
void __devinit viafb_init_dvi_size(struct tmds_chip_information *tmds_chip,
struct tmds_setting_information *tmds_setting);
void viafb_dvi_set_mode(struct VideoModeTable *videoMode, int mode_bpp,
diff --git a/drivers/video/via/global.c b/drivers/video/via/global.c
index 1ee511b73307..e10d8249534c 100644
--- a/drivers/video/via/global.c
+++ b/drivers/video/via/global.c
@@ -40,10 +40,6 @@ int viafb_hotplug_Yres = 480;
int viafb_hotplug_bpp = 32;
int viafb_hotplug_refresh = 60;
int viafb_primary_dev = None_Device;
-unsigned int viafb_second_xres = 640;
-unsigned int viafb_second_yres = 480;
-unsigned int viafb_second_virtual_xres;
-unsigned int viafb_second_virtual_yres;
int viafb_lcd_panel_id = LCD_PANEL_ID_MAXIMUM + 1;
struct fb_info *viafbinfo;
struct fb_info *viafbinfo1;
diff --git a/drivers/video/via/global.h b/drivers/video/via/global.h
index 38ef5ac66953..ff969dc34593 100644
--- a/drivers/video/via/global.h
+++ b/drivers/video/via/global.h
@@ -73,8 +73,6 @@ extern int viafb_hotplug_bpp;
extern int viafb_hotplug_refresh;
extern int viafb_primary_dev;
-extern unsigned int viafb_second_xres;
-extern unsigned int viafb_second_yres;
extern int viafb_lcd_panel_id;
#endif /* __GLOBAL_H__ */
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c
index 980e263f1875..47b13535ed2b 100644
--- a/drivers/video/via/hw.c
+++ b/drivers/video/via/hw.c
@@ -20,274 +20,84 @@
*/
#include <linux/via-core.h>
+#include <asm/olpc.h>
#include "global.h"
-
-static struct pll_config cle266_pll_config[] = {
- {19, 4, 0},
- {26, 5, 0},
- {28, 5, 0},
- {31, 5, 0},
- {33, 5, 0},
- {55, 5, 0},
- {102, 5, 0},
- {53, 6, 0},
- {92, 6, 0},
- {98, 6, 0},
- {112, 6, 0},
- {41, 7, 0},
- {60, 7, 0},
- {99, 7, 0},
- {100, 7, 0},
- {83, 8, 0},
- {86, 8, 0},
- {108, 8, 0},
- {87, 9, 0},
- {118, 9, 0},
- {95, 12, 0},
- {115, 12, 0},
- {108, 13, 0},
- {83, 17, 0},
- {67, 20, 0},
- {86, 20, 0},
- {98, 20, 0},
- {121, 24, 0},
- {99, 29, 0},
- {33, 3, 1},
- {15, 4, 1},
- {23, 4, 1},
- {37, 5, 1},
- {83, 5, 1},
- {85, 5, 1},
- {94, 5, 1},
- {103, 5, 1},
- {109, 5, 1},
- {113, 5, 1},
- {121, 5, 1},
- {82, 6, 1},
- {31, 7, 1},
- {55, 7, 1},
- {84, 7, 1},
- {83, 8, 1},
- {76, 9, 1},
- {127, 9, 1},
- {33, 4, 2},
- {75, 4, 2},
- {119, 4, 2},
- {121, 4, 2},
- {91, 5, 2},
- {118, 5, 2},
- {83, 6, 2},
- {109, 6, 2},
- {90, 7, 2},
- {93, 2, 3},
- {53, 3, 3},
- {73, 4, 3},
- {89, 4, 3},
- {105, 4, 3},
- {117, 4, 3},
- {101, 5, 3},
- {121, 5, 3},
- {127, 5, 3},
- {99, 7, 3}
+#include "via_clock.h"
+
+static struct pll_limit cle266_pll_limits[] = {
+ {19, 19, 4, 0},
+ {26, 102, 5, 0},
+ {53, 112, 6, 0},
+ {41, 100, 7, 0},
+ {83, 108, 8, 0},
+ {87, 118, 9, 0},
+ {95, 115, 12, 0},
+ {108, 108, 13, 0},
+ {83, 83, 17, 0},
+ {67, 98, 20, 0},
+ {121, 121, 24, 0},
+ {99, 99, 29, 0},
+ {33, 33, 3, 1},
+ {15, 23, 4, 1},
+ {37, 121, 5, 1},
+ {82, 82, 6, 1},
+ {31, 84, 7, 1},
+ {83, 83, 8, 1},
+ {76, 127, 9, 1},
+ {33, 121, 4, 2},
+ {91, 118, 5, 2},
+ {83, 109, 6, 2},
+ {90, 90, 7, 2},
+ {93, 93, 2, 3},
+ {53, 53, 3, 3},
+ {73, 117, 4, 3},
+ {101, 127, 5, 3},
+ {99, 99, 7, 3}
};
-static struct pll_config k800_pll_config[] = {
- {22, 2, 0},
- {28, 3, 0},
- {81, 3, 1},
- {85, 3, 1},
- {98, 3, 1},
- {112, 3, 1},
- {86, 4, 1},
- {166, 4, 1},
- {109, 5, 1},
- {113, 5, 1},
- {121, 5, 1},
- {131, 5, 1},
- {143, 5, 1},
- {153, 5, 1},
- {66, 3, 2},
- {68, 3, 2},
- {95, 3, 2},
- {106, 3, 2},
- {116, 3, 2},
- {93, 4, 2},
- {119, 4, 2},
- {121, 4, 2},
- {133, 4, 2},
- {137, 4, 2},
- {117, 5, 2},
- {118, 5, 2},
- {120, 5, 2},
- {124, 5, 2},
- {132, 5, 2},
- {137, 5, 2},
- {141, 5, 2},
- {166, 5, 2},
- {170, 5, 2},
- {191, 5, 2},
- {206, 5, 2},
- {208, 5, 2},
- {30, 2, 3},
- {69, 3, 3},
- {82, 3, 3},
- {83, 3, 3},
- {109, 3, 3},
- {114, 3, 3},
- {125, 3, 3},
- {89, 4, 3},
- {103, 4, 3},
- {117, 4, 3},
- {126, 4, 3},
- {150, 4, 3},
- {161, 4, 3},
- {121, 5, 3},
- {127, 5, 3},
- {131, 5, 3},
- {134, 5, 3},
- {148, 5, 3},
- {169, 5, 3},
- {172, 5, 3},
- {182, 5, 3},
- {195, 5, 3},
- {196, 5, 3},
- {208, 5, 3},
- {66, 2, 4},
- {85, 3, 4},
- {141, 4, 4},
- {146, 4, 4},
- {161, 4, 4},
- {177, 5, 4}
+static struct pll_limit k800_pll_limits[] = {
+ {22, 22, 2, 0},
+ {28, 28, 3, 0},
+ {81, 112, 3, 1},
+ {86, 166, 4, 1},
+ {109, 153, 5, 1},
+ {66, 116, 3, 2},
+ {93, 137, 4, 2},
+ {117, 208, 5, 2},
+ {30, 30, 2, 3},
+ {69, 125, 3, 3},
+ {89, 161, 4, 3},
+ {121, 208, 5, 3},
+ {66, 66, 2, 4},
+ {85, 85, 3, 4},
+ {141, 161, 4, 4},
+ {177, 177, 5, 4}
};
-static struct pll_config cx700_pll_config[] = {
- {98, 3, 1},
- {86, 4, 1},
- {109, 5, 1},
- {110, 5, 1},
- {113, 5, 1},
- {121, 5, 1},
- {131, 5, 1},
- {135, 5, 1},
- {142, 5, 1},
- {143, 5, 1},
- {153, 5, 1},
- {187, 5, 1},
- {208, 5, 1},
- {68, 2, 2},
- {95, 3, 2},
- {116, 3, 2},
- {93, 4, 2},
- {119, 4, 2},
- {133, 4, 2},
- {137, 4, 2},
- {151, 4, 2},
- {166, 4, 2},
- {110, 5, 2},
- {112, 5, 2},
- {117, 5, 2},
- {118, 5, 2},
- {120, 5, 2},
- {132, 5, 2},
- {137, 5, 2},
- {141, 5, 2},
- {151, 5, 2},
- {166, 5, 2},
- {175, 5, 2},
- {191, 5, 2},
- {206, 5, 2},
- {174, 7, 2},
- {82, 3, 3},
- {109, 3, 3},
- {117, 4, 3},
- {150, 4, 3},
- {161, 4, 3},
- {112, 5, 3},
- {115, 5, 3},
- {121, 5, 3},
- {127, 5, 3},
- {129, 5, 3},
- {131, 5, 3},
- {134, 5, 3},
- {138, 5, 3},
- {148, 5, 3},
- {157, 5, 3},
- {169, 5, 3},
- {172, 5, 3},
- {190, 5, 3},
- {195, 5, 3},
- {196, 5, 3},
- {208, 5, 3},
- {141, 5, 4},
- {150, 5, 4},
- {166, 5, 4},
- {176, 5, 4},
- {177, 5, 4},
- {183, 5, 4},
- {202, 5, 4}
+static struct pll_limit cx700_pll_limits[] = {
+ {98, 98, 3, 1},
+ {86, 86, 4, 1},
+ {109, 208, 5, 1},
+ {68, 68, 2, 2},
+ {95, 116, 3, 2},
+ {93, 166, 4, 2},
+ {110, 206, 5, 2},
+ {174, 174, 7, 2},
+ {82, 109, 3, 3},
+ {117, 161, 4, 3},
+ {112, 208, 5, 3},
+ {141, 202, 5, 4}
};
-static struct pll_config vx855_pll_config[] = {
- {86, 4, 1},
- {108, 5, 1},
- {110, 5, 1},
- {113, 5, 1},
- {121, 5, 1},
- {131, 5, 1},
- {135, 5, 1},
- {142, 5, 1},
- {143, 5, 1},
- {153, 5, 1},
- {164, 5, 1},
- {187, 5, 1},
- {208, 5, 1},
- {110, 5, 2},
- {112, 5, 2},
- {117, 5, 2},
- {118, 5, 2},
- {124, 5, 2},
- {132, 5, 2},
- {137, 5, 2},
- {141, 5, 2},
- {149, 5, 2},
- {151, 5, 2},
- {159, 5, 2},
- {166, 5, 2},
- {167, 5, 2},
- {172, 5, 2},
- {189, 5, 2},
- {191, 5, 2},
- {194, 5, 2},
- {206, 5, 2},
- {208, 5, 2},
- {83, 3, 3},
- {88, 3, 3},
- {109, 3, 3},
- {112, 3, 3},
- {103, 4, 3},
- {105, 4, 3},
- {161, 4, 3},
- {112, 5, 3},
- {115, 5, 3},
- {121, 5, 3},
- {127, 5, 3},
- {134, 5, 3},
- {137, 5, 3},
- {148, 5, 3},
- {157, 5, 3},
- {169, 5, 3},
- {172, 5, 3},
- {182, 5, 3},
- {191, 5, 3},
- {195, 5, 3},
- {209, 5, 3},
- {142, 4, 4},
- {146, 4, 4},
- {161, 4, 4},
- {141, 5, 4},
- {150, 5, 4},
- {165, 5, 4},
- {176, 5, 4}
+static struct pll_limit vx855_pll_limits[] = {
+ {86, 86, 4, 1},
+ {108, 208, 5, 1},
+ {110, 208, 5, 2},
+ {83, 112, 3, 3},
+ {103, 161, 4, 3},
+ {112, 209, 5, 3},
+ {142, 161, 4, 4},
+ {141, 176, 5, 4}
};
/* according to VIA Technologies these values are based on experiment */
@@ -308,6 +118,42 @@ static struct io_reg scaling_parameters[] = {
{VIACR, CR87, 0xFF, 0x1F}, /* LCD Scaling Parameter 14 */
};
+static struct io_reg common_vga[] = {
+ {VIACR, CR07, 0x10, 0x10}, /* [0] vertical total (bit 8)
+ [1] vertical display end (bit 8)
+ [2] vertical retrace start (bit 8)
+ [3] start vertical blanking (bit 8)
+ [4] line compare (bit 8)
+ [5] vertical total (bit 9)
+ [6] vertical display end (bit 9)
+ [7] vertical retrace start (bit 9) */
+ {VIACR, CR08, 0xFF, 0x00}, /* [0-4] preset row scan
+ [5-6] byte panning */
+ {VIACR, CR09, 0xDF, 0x40}, /* [0-4] max scan line
+ [5] start vertical blanking (bit 9)
+ [6] line compare (bit 9)
+ [7] scan doubling */
+ {VIACR, CR0A, 0xFF, 0x1E}, /* [0-4] cursor start
+ [5] cursor disable */
+ {VIACR, CR0B, 0xFF, 0x00}, /* [0-4] cursor end
+ [5-6] cursor skew */
+ {VIACR, CR0E, 0xFF, 0x00}, /* [0-7] cursor location (high) */
+ {VIACR, CR0F, 0xFF, 0x00}, /* [0-7] cursor location (low) */
+ {VIACR, CR11, 0xF0, 0x80}, /* [0-3] vertical retrace end
+ [6] memory refresh bandwidth
+ [7] CRTC register protect enable */
+ {VIACR, CR14, 0xFF, 0x00}, /* [0-4] underline location
+ [5] divide memory address clock by 4
+ [6] double word addressing */
+ {VIACR, CR17, 0xFF, 0x63}, /* [0-1] mapping of display address 13-14
+ [2] divide scan line clock by 2
+ [3] divide memory address clock by 2
+ [5] address wrap
+ [6] byte mode select
+ [7] sync enable */
+ {VIACR, CR18, 0xFF, 0xFF}, /* [0-7] line compare */
+};
+
static struct fifo_depth_select display_fifo_depth_reg = {
/* IGA1 FIFO Depth_Select */
{IGA1_FIFO_DEPTH_SELECT_REG_NUM, {{SR17, 0, 7} } },
@@ -676,6 +522,9 @@ static struct via_device_mapping device_mapping[] = {
{VIA_LVDS2, "LVDS2"}
};
+/* structure with function pointers to support clock control */
+static struct via_clock clock;
+
static void load_fix_bit_crtc_reg(void);
static void __devinit init_gfx_chip_info(int chip_type);
static void __devinit init_tmds_chip_info(void);
@@ -770,13 +619,14 @@ static u32 get_lcd_devices(int output_interface)
/*Set IGA path for each device*/
void viafb_set_iga_path(void)
{
+ int crt_iga_path = 0;
if (viafb_SAMM_ON == 1) {
if (viafb_CRT_ON) {
if (viafb_primary_dev == CRT_Device)
- viaparinfo->crt_setting_info->iga_path = IGA1;
+ crt_iga_path = IGA1;
else
- viaparinfo->crt_setting_info->iga_path = IGA2;
+ crt_iga_path = IGA2;
}
if (viafb_DVI_ON) {
@@ -793,8 +643,7 @@ void viafb_set_iga_path(void)
UNICHROME_CLE266)) {
viaparinfo->
lvds_setting_info->iga_path = IGA2;
- viaparinfo->
- crt_setting_info->iga_path = IGA1;
+ crt_iga_path = IGA1;
viaparinfo->
tmds_setting_info->iga_path = IGA1;
} else
@@ -814,10 +663,10 @@ void viafb_set_iga_path(void)
viafb_SAMM_ON = 0;
if (viafb_CRT_ON && viafb_LCD_ON) {
- viaparinfo->crt_setting_info->iga_path = IGA1;
+ crt_iga_path = IGA1;
viaparinfo->lvds_setting_info->iga_path = IGA2;
} else if (viafb_CRT_ON && viafb_DVI_ON) {
- viaparinfo->crt_setting_info->iga_path = IGA1;
+ crt_iga_path = IGA1;
viaparinfo->tmds_setting_info->iga_path = IGA2;
} else if (viafb_LCD_ON && viafb_DVI_ON) {
viaparinfo->tmds_setting_info->iga_path = IGA1;
@@ -826,7 +675,7 @@ void viafb_set_iga_path(void)
viaparinfo->lvds_setting_info->iga_path = IGA2;
viaparinfo->lvds_setting_info2->iga_path = IGA2;
} else if (viafb_CRT_ON) {
- viaparinfo->crt_setting_info->iga_path = IGA1;
+ crt_iga_path = IGA1;
} else if (viafb_LCD_ON) {
viaparinfo->lvds_setting_info->iga_path = IGA2;
} else if (viafb_DVI_ON) {
@@ -837,7 +686,7 @@ void viafb_set_iga_path(void)
viaparinfo->shared->iga1_devices = 0;
viaparinfo->shared->iga2_devices = 0;
if (viafb_CRT_ON) {
- if (viaparinfo->crt_setting_info->iga_path == IGA1)
+ if (crt_iga_path == IGA1)
viaparinfo->shared->iga1_devices |= VIA_CRT;
else
viaparinfo->shared->iga2_devices |= VIA_CRT;
@@ -875,6 +724,10 @@ void viafb_set_iga_path(void)
viaparinfo->chip_info->
lvds_chip_info2.output_interface);
}
+
+ /* looks like the OLPC has its display wired to DVP1 and LVDS2 */
+ if (machine_is_olpc())
+ viaparinfo->shared->iga2_devices = VIA_DVP1 | VIA_LVDS2;
}
static void set_color_register(u8 index, u8 red, u8 green, u8 blue)
@@ -1162,25 +1015,17 @@ void via_odev_to_seq(struct seq_file *m, u32 odev)
static void load_fix_bit_crtc_reg(void)
{
+ viafb_unlock_crt();
+
/* always set to 1 */
viafb_write_reg_mask(CR03, VIACR, 0x80, BIT7);
/* line compare should set all bits = 1 (extend modes) */
- viafb_write_reg(CR18, VIACR, 0xff);
- /* line compare should set all bits = 1 (extend modes) */
- viafb_write_reg_mask(CR07, VIACR, 0x10, BIT4);
- /* line compare should set all bits = 1 (extend modes) */
- viafb_write_reg_mask(CR09, VIACR, 0x40, BIT6);
- /* line compare should set all bits = 1 (extend modes) */
viafb_write_reg_mask(CR35, VIACR, 0x10, BIT4);
/* line compare should set all bits = 1 (extend modes) */
viafb_write_reg_mask(CR33, VIACR, 0x06, BIT0 + BIT1 + BIT2);
/*viafb_write_reg_mask(CR32, VIACR, 0x01, BIT0); */
- /* extend mode always set to e3h */
- viafb_write_reg(CR17, VIACR, 0xe3);
- /* extend mode always set to 0h */
- viafb_write_reg(CR08, VIACR, 0x00);
- /* extend mode always set to 0h */
- viafb_write_reg(CR14, VIACR, 0x00);
+
+ viafb_lock_crt();
/* If K8M800, enable Prefetch Mode. */
if ((viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800)
@@ -1601,69 +1446,54 @@ void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active)
}
-static u32 cle266_encode_pll(struct pll_config pll)
-{
- return (pll.multiplier << 8)
- | (pll.rshift << 6)
- | pll.divisor;
-}
-
-static u32 k800_encode_pll(struct pll_config pll)
-{
- return ((pll.divisor - 2) << 16)
- | (pll.rshift << 10)
- | (pll.multiplier - 2);
-}
-
-static u32 vx855_encode_pll(struct pll_config pll)
-{
- return (pll.divisor << 16)
- | (pll.rshift << 10)
- | pll.multiplier;
-}
-
-static inline u32 get_pll_internal_frequency(u32 ref_freq,
- struct pll_config pll)
-{
- return ref_freq / pll.divisor * pll.multiplier;
-}
-
-static inline u32 get_pll_output_frequency(u32 ref_freq, struct pll_config pll)
-{
- return get_pll_internal_frequency(ref_freq, pll)>>pll.rshift;
-}
-
-static struct pll_config get_pll_config(struct pll_config *config, int size,
+static struct via_pll_config get_pll_config(struct pll_limit *limits, int size,
int clk)
{
- struct pll_config best = config[0];
+ struct via_pll_config cur, up, down, best = {0, 1, 0};
const u32 f0 = 14318180; /* X1 frequency */
- int i;
-
- for (i = 1; i < size; i++) {
- if (abs(get_pll_output_frequency(f0, config[i]) - clk)
- < abs(get_pll_output_frequency(f0, best) - clk))
- best = config[i];
+ int i, f;
+
+ for (i = 0; i < size; i++) {
+ cur.rshift = limits[i].rshift;
+ cur.divisor = limits[i].divisor;
+ cur.multiplier = clk / ((f0 / cur.divisor)>>cur.rshift);
+ f = abs(get_pll_output_frequency(f0, cur) - clk);
+ up = down = cur;
+ up.multiplier++;
+ down.multiplier--;
+ if (abs(get_pll_output_frequency(f0, up) - clk) < f)
+ cur = up;
+ else if (abs(get_pll_output_frequency(f0, down) - clk) < f)
+ cur = down;
+
+ if (cur.multiplier < limits[i].multiplier_min)
+ cur.multiplier = limits[i].multiplier_min;
+ else if (cur.multiplier > limits[i].multiplier_max)
+ cur.multiplier = limits[i].multiplier_max;
+
+ f = abs(get_pll_output_frequency(f0, cur) - clk);
+ if (f < abs(get_pll_output_frequency(f0, best) - clk))
+ best = cur;
}
return best;
}
-u32 viafb_get_clk_value(int clk)
+static struct via_pll_config get_best_pll_config(int clk)
{
- u32 value = 0;
+ struct via_pll_config config;
switch (viaparinfo->chip_info->gfx_chip_name) {
case UNICHROME_CLE266:
case UNICHROME_K400:
- value = cle266_encode_pll(get_pll_config(cle266_pll_config,
- ARRAY_SIZE(cle266_pll_config), clk));
+ config = get_pll_config(cle266_pll_limits,
+ ARRAY_SIZE(cle266_pll_limits), clk);
break;
case UNICHROME_K800:
case UNICHROME_PM800:
case UNICHROME_CN700:
- value = k800_encode_pll(get_pll_config(k800_pll_config,
- ARRAY_SIZE(k800_pll_config), clk));
+ config = get_pll_config(k800_pll_limits,
+ ARRAY_SIZE(k800_pll_limits), clk);
break;
case UNICHROME_CX700:
case UNICHROME_CN750:
@@ -1671,92 +1501,28 @@ u32 viafb_get_clk_value(int clk)
case UNICHROME_P4M890:
case UNICHROME_P4M900:
case UNICHROME_VX800:
- value = k800_encode_pll(get_pll_config(cx700_pll_config,
- ARRAY_SIZE(cx700_pll_config), clk));
+ config = get_pll_config(cx700_pll_limits,
+ ARRAY_SIZE(cx700_pll_limits), clk);
break;
case UNICHROME_VX855:
case UNICHROME_VX900:
- value = vx855_encode_pll(get_pll_config(vx855_pll_config,
- ARRAY_SIZE(vx855_pll_config), clk));
+ config = get_pll_config(vx855_pll_limits,
+ ARRAY_SIZE(vx855_pll_limits), clk);
break;
}
- return value;
+ return config;
}
/* Set VCLK*/
void viafb_set_vclock(u32 clk, int set_iga)
{
- /* H.W. Reset : ON */
- viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7);
-
- if (set_iga == IGA1) {
- /* Change D,N FOR VCLK */
- switch (viaparinfo->chip_info->gfx_chip_name) {
- case UNICHROME_CLE266:
- case UNICHROME_K400:
- via_write_reg(VIASR, SR46, (clk & 0x00FF));
- via_write_reg(VIASR, SR47, (clk & 0xFF00) >> 8);
- break;
-
- case UNICHROME_K800:
- case UNICHROME_PM800:
- case UNICHROME_CN700:
- case UNICHROME_CX700:
- case UNICHROME_CN750:
- case UNICHROME_K8M890:
- case UNICHROME_P4M890:
- case UNICHROME_P4M900:
- case UNICHROME_VX800:
- case UNICHROME_VX855:
- case UNICHROME_VX900:
- via_write_reg(VIASR, SR44, (clk & 0x0000FF));
- via_write_reg(VIASR, SR45, (clk & 0x00FF00) >> 8);
- via_write_reg(VIASR, SR46, (clk & 0xFF0000) >> 16);
- break;
- }
- }
-
- if (set_iga == IGA2) {
- /* Change D,N FOR LCK */
- switch (viaparinfo->chip_info->gfx_chip_name) {
- case UNICHROME_CLE266:
- case UNICHROME_K400:
- via_write_reg(VIASR, SR44, (clk & 0x00FF));
- via_write_reg(VIASR, SR45, (clk & 0xFF00) >> 8);
- break;
+ struct via_pll_config config = get_best_pll_config(clk);
- case UNICHROME_K800:
- case UNICHROME_PM800:
- case UNICHROME_CN700:
- case UNICHROME_CX700:
- case UNICHROME_CN750:
- case UNICHROME_K8M890:
- case UNICHROME_P4M890:
- case UNICHROME_P4M900:
- case UNICHROME_VX800:
- case UNICHROME_VX855:
- case UNICHROME_VX900:
- via_write_reg(VIASR, SR4A, (clk & 0x0000FF));
- via_write_reg(VIASR, SR4B, (clk & 0x00FF00) >> 8);
- via_write_reg(VIASR, SR4C, (clk & 0xFF0000) >> 16);
- break;
- }
- }
-
- /* H.W. Reset : OFF */
- viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7);
-
- /* Reset PLL */
- if (set_iga == IGA1) {
- viafb_write_reg_mask(SR40, VIASR, 0x02, BIT1);
- viafb_write_reg_mask(SR40, VIASR, 0x00, BIT1);
- }
-
- if (set_iga == IGA2) {
- viafb_write_reg_mask(SR40, VIASR, 0x04, BIT2);
- viafb_write_reg_mask(SR40, VIASR, 0x00, BIT2);
- }
+ if (set_iga == IGA1)
+ clock.set_primary_pll(config);
+ if (set_iga == IGA2)
+ clock.set_secondary_pll(config);
/* Fire! */
via_write_misc_reg_mask(0x0C, 0x0C); /* select external clock */
@@ -2002,7 +1768,7 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
int i;
int index = 0;
int h_addr, v_addr;
- u32 pll_D_N, clock, refresh = viafb_refresh;
+ u32 clock, refresh = viafb_refresh;
if (viafb_SAMM_ON && set_iga == IGA2)
refresh = viafb_refresh1;
@@ -2033,8 +1799,6 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
v_addr = crt_reg.ver_addr;
if (set_iga == IGA1) {
viafb_unlock_crt();
- viafb_write_reg(CR09, VIACR, 0x00); /*initial CR09=0 */
- viafb_write_reg_mask(CR11, VIACR, 0x00, BIT4 + BIT5 + BIT6);
viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7);
}
@@ -2047,7 +1811,6 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
break;
}
- load_fix_bit_crtc_reg();
viafb_lock_crt();
viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7);
viafb_load_fetch_count_reg(h_addr, bpp_byte, set_iga);
@@ -2059,20 +1822,17 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
clock = crt_reg.hor_total * crt_reg.ver_total
* crt_table[index].refresh_rate;
- pll_D_N = viafb_get_clk_value(clock);
- DEBUG_MSG(KERN_INFO "PLL=%x", pll_D_N);
- viafb_set_vclock(pll_D_N, set_iga);
+ viafb_set_vclock(clock, set_iga);
}
void __devinit viafb_init_chip_info(int chip_type)
{
+ via_clock_init(&clock, chip_type);
init_gfx_chip_info(chip_type);
init_tmds_chip_info();
init_lvds_chip_info();
- viaparinfo->crt_setting_info->iga_path = IGA1;
-
/*Set IGA path for each device */
viafb_set_iga_path();
@@ -2354,6 +2114,7 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
outb(0x00, VIAAR);
/* Write Common Setting for Video Mode */
+ viafb_write_regx(common_vga, ARRAY_SIZE(common_vga));
switch (viaparinfo->chip_info->gfx_chip_name) {
case UNICHROME_CLE266:
viafb_write_regx(CLE266_ModeXregs, NUM_TOTAL_CLE266_ModeXregs);
@@ -2400,9 +2161,6 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
viafb_write_reg_mask(0x15, VIASR, 0xA2, 0xA2);
- /* Write CRTC */
- viafb_fill_crtc_timing(crt_timing, vmode_tbl, video_bpp / 8, IGA1);
-
/* Write Graphic Controller */
for (i = 0; i < StdGR; i++)
via_write_reg(VIAGR, i, VPIT.GR[i]);
@@ -2432,6 +2190,7 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
}
}
+ load_fix_bit_crtc_reg();
via_set_primary_pitch(viafbinfo->fix.line_length);
via_set_secondary_pitch(viafb_dual_fb ? viafbinfo1->fix.line_length
: viafbinfo->fix.line_length);
@@ -2451,15 +2210,15 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
/* CRT set mode */
if (viafb_CRT_ON) {
- if (viafb_SAMM_ON && (viaparinfo->crt_setting_info->iga_path ==
- IGA2)) {
+ if (viafb_SAMM_ON &&
+ viaparinfo->shared->iga2_devices & VIA_CRT) {
viafb_fill_crtc_timing(crt_timing1, vmode_tbl1,
- video_bpp1 / 8,
- viaparinfo->crt_setting_info->iga_path);
+ video_bpp1 / 8, IGA2);
} else {
viafb_fill_crtc_timing(crt_timing, vmode_tbl,
video_bpp / 8,
- viaparinfo->crt_setting_info->iga_path);
+ (viaparinfo->shared->iga1_devices & VIA_CRT)
+ ? IGA1 : IGA2);
}
/* Patch if set_hres is not 8 alignment (1366) to viafb_setmode
@@ -2557,6 +2316,33 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
get_sync(viafbinfo1));
}
+ clock.set_engine_pll_state(VIA_STATE_ON);
+ clock.set_primary_clock_source(VIA_CLKSRC_X1, true);
+ clock.set_secondary_clock_source(VIA_CLKSRC_X1, true);
+
+#ifdef CONFIG_FB_VIA_X_COMPATIBILITY
+ clock.set_primary_pll_state(VIA_STATE_ON);
+ clock.set_primary_clock_state(VIA_STATE_ON);
+ clock.set_secondary_pll_state(VIA_STATE_ON);
+ clock.set_secondary_clock_state(VIA_STATE_ON);
+#else
+ if (viaparinfo->shared->iga1_devices) {
+ clock.set_primary_pll_state(VIA_STATE_ON);
+ clock.set_primary_clock_state(VIA_STATE_ON);
+ } else {
+ clock.set_primary_pll_state(VIA_STATE_OFF);
+ clock.set_primary_clock_state(VIA_STATE_OFF);
+ }
+
+ if (viaparinfo->shared->iga2_devices) {
+ clock.set_secondary_pll_state(VIA_STATE_ON);
+ clock.set_secondary_clock_state(VIA_STATE_ON);
+ } else {
+ clock.set_secondary_pll_state(VIA_STATE_OFF);
+ clock.set_secondary_clock_state(VIA_STATE_OFF);
+ }
+#endif /*CONFIG_FB_VIA_X_COMPATIBILITY*/
+
via_set_state(devices, VIA_STATE_ON);
device_screen_on();
return 1;
@@ -2600,7 +2386,7 @@ int viafb_get_refresh(int hres, int vres, u32 long_refresh)
if (abs(best->refresh_rate - long_refresh) > 3) {
if (hres == 1200 && vres == 900)
- return 50; /* OLPC DCON only supports 50 Hz */
+ return 49; /* OLPC DCON only supports 50 Hz */
else
return 60;
}
diff --git a/drivers/video/via/hw.h b/drivers/video/via/hw.h
index 8858593405aa..c7239eb83bae 100644
--- a/drivers/video/via/hw.h
+++ b/drivers/video/via/hw.h
@@ -732,20 +732,13 @@ struct _lcd_scaling_factor {
struct _lcd_ver_scaling_factor lcd_ver_scaling_factor;
};
-struct pll_config {
- u16 multiplier;
+struct pll_limit {
+ u16 multiplier_min;
+ u16 multiplier_max;
u8 divisor;
u8 rshift;
};
-struct pll_map {
- u32 clk;
- struct pll_config cle266_pll;
- struct pll_config k800_pll;
- struct pll_config cx700_pll;
- struct pll_config vx855_pll;
-};
-
struct rgbLUT {
u8 red;
u8 green;
@@ -910,7 +903,6 @@ struct via_device_mapping {
const char *name;
};
-extern unsigned int viafb_second_virtual_xres;
extern int viafb_SAMM_ON;
extern int viafb_dual_fb;
extern int viafb_LCD2_ON;
@@ -936,7 +928,6 @@ void viafb_lock_crt(void);
void viafb_unlock_crt(void);
void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga);
void viafb_write_regx(struct io_reg RegTable[], int ItemNum);
-u32 viafb_get_clk_value(int clk);
void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active);
void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
*p_gfx_dpa_setting);
diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c
index 64bc7e763103..6e06981d638b 100644
--- a/drivers/video/via/lcd.c
+++ b/drivers/video/via/lcd.c
@@ -48,7 +48,6 @@ static struct _lcd_scaling_factor lcd_scaling_factor_CLE = {
{LCD_VER_SCALING_FACTOR_REG_NUM_CLE, {{CR78, 0, 7}, {CR79, 6, 7} } }
};
-static int check_lvds_chip(int device_id_subaddr, int device_id);
static bool lvds_identify_integratedlvds(void);
static void __devinit fp_id_to_vindex(int panel_id);
static int lvds_register_read(int index);
@@ -84,12 +83,9 @@ static struct display_timing lcd_centering_timging(struct display_timing
mode_crt_reg,
struct display_timing panel_crt_reg);
-static int check_lvds_chip(int device_id_subaddr, int device_id)
+static inline bool check_lvds_chip(int device_id_subaddr, int device_id)
{
- if (lvds_register_read(device_id_subaddr) == device_id)
- return OK;
- else
- return FAIL;
+ return lvds_register_read(device_id_subaddr) == device_id;
}
void __devinit viafb_init_lcd_size(void)
@@ -150,7 +146,7 @@ static bool lvds_identify_integratedlvds(void)
return true;
}
-int __devinit viafb_lvds_trasmitter_identify(void)
+bool __devinit viafb_lvds_trasmitter_identify(void)
{
if (viafb_lvds_identify_vt1636(VIA_PORT_31)) {
viaparinfo->chip_info->lvds_chip_info.i2c_port = VIA_PORT_31;
@@ -175,20 +171,20 @@ int __devinit viafb_lvds_trasmitter_identify(void)
viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr =
VT1631_LVDS_I2C_ADDR;
- if (check_lvds_chip(VT1631_DEVICE_ID_REG, VT1631_DEVICE_ID) != FAIL) {
+ if (check_lvds_chip(VT1631_DEVICE_ID_REG, VT1631_DEVICE_ID)) {
DEBUG_MSG(KERN_INFO "\n VT1631 LVDS ! \n");
DEBUG_MSG(KERN_INFO "\n %2d",
viaparinfo->chip_info->lvds_chip_info.lvds_chip_name);
DEBUG_MSG(KERN_INFO "\n %2d",
viaparinfo->chip_info->lvds_chip_info.lvds_chip_name);
- return OK;
+ return true;
}
viaparinfo->chip_info->lvds_chip_info.lvds_chip_name =
NON_LVDS_TRANSMITTER;
viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr =
VT1631_LVDS_I2C_ADDR;
- return FAIL;
+ return false;
}
static void __devinit fp_id_to_vindex(int panel_id)
@@ -562,7 +558,7 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
int set_vres = plvds_setting_info->v_active;
int panel_hres = plvds_setting_info->lcd_panel_hres;
int panel_vres = plvds_setting_info->lcd_panel_vres;
- u32 pll_D_N, clock;
+ u32 clock;
struct display_timing mode_crt_reg, panel_crt_reg;
struct crt_mode_table *panel_crt_table = NULL;
struct VideoModeTable *vmode_tbl = viafb_get_mode(panel_hres,
@@ -613,10 +609,7 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
viafb_load_FIFO_reg(set_iga, set_hres, set_vres);
fill_lcd_format();
-
- pll_D_N = viafb_get_clk_value(clock);
- DEBUG_MSG(KERN_INFO "PLL=0x%x", pll_D_N);
- viafb_set_vclock(pll_D_N, set_iga);
+ viafb_set_vclock(clock, set_iga);
lcd_patch_skew(plvds_setting_info, plvds_chip_info);
/* If K8M800, enable LCD Prefetch Mode. */
diff --git a/drivers/video/via/lcd.h b/drivers/video/via/lcd.h
index c7909fe29550..75f60a655b0e 100644
--- a/drivers/video/via/lcd.h
+++ b/drivers/video/via/lcd.h
@@ -79,7 +79,7 @@ void __devinit viafb_init_lvds_output_interface(struct lvds_chip_information
void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
struct lvds_setting_information *plvds_setting_info,
struct lvds_chip_information *plvds_chip_info);
-int __devinit viafb_lvds_trasmitter_identify(void);
+bool __devinit viafb_lvds_trasmitter_identify(void);
void viafb_init_lvds_output_interface(struct lvds_chip_information
*plvds_chip_info,
struct lvds_setting_information
diff --git a/drivers/video/via/share.h b/drivers/video/via/share.h
index 4b7831f0d012..61b0bd596b85 100644
--- a/drivers/video/via/share.h
+++ b/drivers/video/via/share.h
@@ -22,14 +22,6 @@
#ifndef __SHARE_H__
#define __SHARE_H__
-/* Define Return Value */
-#define FAIL -1
-#define OK 1
-
-#ifndef NULL
-#define NULL 0
-#endif
-
/* Define Bit Field */
#define BIT0 0x01
#define BIT1 0x02
@@ -290,6 +282,7 @@
#define HW_LAYOUT_LCD_EXTERNAL_LCD2 0x10
/* Definition Refresh Rate */
+#define REFRESH_49 49
#define REFRESH_50 50
#define REFRESH_60 60
#define REFRESH_75 75
@@ -575,10 +568,6 @@
#define M1280X720_R50_HSP NEGATIVE
#define M1280X720_R50_VSP POSITIVE
-/* 1280x720@60 Sync Polarity (CEA Mode) */
-#define M1280X720_CEA_R60_HSP POSITIVE
-#define M1280X720_CEA_R60_VSP POSITIVE
-
/* 1440x900@60 Sync Polarity (CVT Mode) */
#define M1440X900_R60_HSP NEGATIVE
#define M1440X900_R60_VSP POSITIVE
@@ -619,10 +608,6 @@
#define M1920X1200_RB_R60_HSP POSITIVE
#define M1920X1200_RB_R60_VSP NEGATIVE
-/* 1920x1080@60 Sync Polarity (CEA Mode) */
-#define M1920X1080_CEA_R60_HSP POSITIVE
-#define M1920X1080_CEA_R60_VSP POSITIVE
-
/* 2048x1536@60 Sync Polarity (CVT Mode) */
#define M2048x1536_R60_HSP NEGATIVE
#define M2048x1536_R60_VSP POSITIVE
diff --git a/drivers/video/via/via-core.c b/drivers/video/via/via-core.c
index 6723d6910cde..eb112b621735 100644
--- a/drivers/video/via/via-core.c
+++ b/drivers/video/via/via-core.c
@@ -505,7 +505,14 @@ static int __devinit via_pci_setup_mmio(struct viafb_dev *vdev)
ret = vdev->fbmem_len = viafb_get_fb_size_from_pci(vdev->chip_type);
if (ret < 0)
goto out_unmap;
- vdev->fbmem = ioremap_nocache(vdev->fbmem_start, vdev->fbmem_len);
+
+ /* try to map less memory on failure, 8 MB should be still enough */
+ for (; vdev->fbmem_len >= 8 << 20; vdev->fbmem_len /= 2) {
+ vdev->fbmem = ioremap_wc(vdev->fbmem_start, vdev->fbmem_len);
+ if (vdev->fbmem)
+ break;
+ }
+
if (vdev->fbmem == NULL) {
ret = -ENOMEM;
goto out_unmap;
diff --git a/drivers/video/via/via_clock.c b/drivers/video/via/via_clock.c
new file mode 100644
index 000000000000..af8f26b643c1
--- /dev/null
+++ b/drivers/video/via/via_clock.c
@@ -0,0 +1,349 @@
+/*
+ * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
+ * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
+ * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation;
+ * either version 2, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+/*
+ * clock and PLL management functions
+ */
+
+#include <linux/kernel.h>
+#include <linux/via-core.h>
+#include "via_clock.h"
+#include "global.h"
+#include "debug.h"
+
+const char *via_slap = "Please slap VIA Technologies to motivate them "
+ "releasing full documentation for your platform!\n";
+
+static inline u32 cle266_encode_pll(struct via_pll_config pll)
+{
+ return (pll.multiplier << 8)
+ | (pll.rshift << 6)
+ | pll.divisor;
+}
+
+static inline u32 k800_encode_pll(struct via_pll_config pll)
+{
+ return ((pll.divisor - 2) << 16)
+ | (pll.rshift << 10)
+ | (pll.multiplier - 2);
+}
+
+static inline u32 vx855_encode_pll(struct via_pll_config pll)
+{
+ return (pll.divisor << 16)
+ | (pll.rshift << 10)
+ | pll.multiplier;
+}
+
+static inline void cle266_set_primary_pll_encoded(u32 data)
+{
+ via_write_reg_mask(VIASR, 0x40, 0x02, 0x02); /* enable reset */
+ via_write_reg(VIASR, 0x46, data & 0xFF);
+ via_write_reg(VIASR, 0x47, (data >> 8) & 0xFF);
+ via_write_reg_mask(VIASR, 0x40, 0x00, 0x02); /* disable reset */
+}
+
+static inline void k800_set_primary_pll_encoded(u32 data)
+{
+ via_write_reg_mask(VIASR, 0x40, 0x02, 0x02); /* enable reset */
+ via_write_reg(VIASR, 0x44, data & 0xFF);
+ via_write_reg(VIASR, 0x45, (data >> 8) & 0xFF);
+ via_write_reg(VIASR, 0x46, (data >> 16) & 0xFF);
+ via_write_reg_mask(VIASR, 0x40, 0x00, 0x02); /* disable reset */
+}
+
+static inline void cle266_set_secondary_pll_encoded(u32 data)
+{
+ via_write_reg_mask(VIASR, 0x40, 0x04, 0x04); /* enable reset */
+ via_write_reg(VIASR, 0x44, data & 0xFF);
+ via_write_reg(VIASR, 0x45, (data >> 8) & 0xFF);
+ via_write_reg_mask(VIASR, 0x40, 0x00, 0x04); /* disable reset */
+}
+
+static inline void k800_set_secondary_pll_encoded(u32 data)
+{
+ via_write_reg_mask(VIASR, 0x40, 0x04, 0x04); /* enable reset */
+ via_write_reg(VIASR, 0x4A, data & 0xFF);
+ via_write_reg(VIASR, 0x4B, (data >> 8) & 0xFF);
+ via_write_reg(VIASR, 0x4C, (data >> 16) & 0xFF);
+ via_write_reg_mask(VIASR, 0x40, 0x00, 0x04); /* disable reset */
+}
+
+static inline void set_engine_pll_encoded(u32 data)
+{
+ via_write_reg_mask(VIASR, 0x40, 0x01, 0x01); /* enable reset */
+ via_write_reg(VIASR, 0x47, data & 0xFF);
+ via_write_reg(VIASR, 0x48, (data >> 8) & 0xFF);
+ via_write_reg(VIASR, 0x49, (data >> 16) & 0xFF);
+ via_write_reg_mask(VIASR, 0x40, 0x00, 0x01); /* disable reset */
+}
+
+static void cle266_set_primary_pll(struct via_pll_config config)
+{
+ cle266_set_primary_pll_encoded(cle266_encode_pll(config));
+}
+
+static void k800_set_primary_pll(struct via_pll_config config)
+{
+ k800_set_primary_pll_encoded(k800_encode_pll(config));
+}
+
+static void vx855_set_primary_pll(struct via_pll_config config)
+{
+ k800_set_primary_pll_encoded(vx855_encode_pll(config));
+}
+
+static void cle266_set_secondary_pll(struct via_pll_config config)
+{
+ cle266_set_secondary_pll_encoded(cle266_encode_pll(config));
+}
+
+static void k800_set_secondary_pll(struct via_pll_config config)
+{
+ k800_set_secondary_pll_encoded(k800_encode_pll(config));
+}
+
+static void vx855_set_secondary_pll(struct via_pll_config config)
+{
+ k800_set_secondary_pll_encoded(vx855_encode_pll(config));
+}
+
+static void k800_set_engine_pll(struct via_pll_config config)
+{
+ set_engine_pll_encoded(k800_encode_pll(config));
+}
+
+static void vx855_set_engine_pll(struct via_pll_config config)
+{
+ set_engine_pll_encoded(vx855_encode_pll(config));
+}
+
+static void set_primary_pll_state(u8 state)
+{
+ u8 value;
+
+ switch (state) {
+ case VIA_STATE_ON:
+ value = 0x20;
+ break;
+ case VIA_STATE_OFF:
+ value = 0x00;
+ break;
+ default:
+ return;
+ }
+
+ via_write_reg_mask(VIASR, 0x2D, value, 0x30);
+}
+
+static void set_secondary_pll_state(u8 state)
+{
+ u8 value;
+
+ switch (state) {
+ case VIA_STATE_ON:
+ value = 0x08;
+ break;
+ case VIA_STATE_OFF:
+ value = 0x00;
+ break;
+ default:
+ return;
+ }
+
+ via_write_reg_mask(VIASR, 0x2D, value, 0x0C);
+}
+
+static void set_engine_pll_state(u8 state)
+{
+ u8 value;
+
+ switch (state) {
+ case VIA_STATE_ON:
+ value = 0x02;
+ break;
+ case VIA_STATE_OFF:
+ value = 0x00;
+ break;
+ default:
+ return;
+ }
+
+ via_write_reg_mask(VIASR, 0x2D, value, 0x03);
+}
+
+static void set_primary_clock_state(u8 state)
+{
+ u8 value;
+
+ switch (state) {
+ case VIA_STATE_ON:
+ value = 0x20;
+ break;
+ case VIA_STATE_OFF:
+ value = 0x00;
+ break;
+ default:
+ return;
+ }
+
+ via_write_reg_mask(VIASR, 0x1B, value, 0x30);
+}
+
+static void set_secondary_clock_state(u8 state)
+{
+ u8 value;
+
+ switch (state) {
+ case VIA_STATE_ON:
+ value = 0x80;
+ break;
+ case VIA_STATE_OFF:
+ value = 0x00;
+ break;
+ default:
+ return;
+ }
+
+ via_write_reg_mask(VIASR, 0x1B, value, 0xC0);
+}
+
+static inline u8 set_clock_source_common(enum via_clksrc source, bool use_pll)
+{
+ u8 data = 0;
+
+ switch (source) {
+ case VIA_CLKSRC_X1:
+ data = 0x00;
+ break;
+ case VIA_CLKSRC_TVX1:
+ data = 0x02;
+ break;
+ case VIA_CLKSRC_TVPLL:
+ data = 0x04; /* 0x06 should be the same */
+ break;
+ case VIA_CLKSRC_DVP1TVCLKR:
+ data = 0x0A;
+ break;
+ case VIA_CLKSRC_CAP0:
+ data = 0xC;
+ break;
+ case VIA_CLKSRC_CAP1:
+ data = 0x0E;
+ break;
+ }
+
+ if (!use_pll)
+ data |= 1;
+
+ return data;
+}
+
+static void set_primary_clock_source(enum via_clksrc source, bool use_pll)
+{
+ u8 data = set_clock_source_common(source, use_pll) << 4;
+ via_write_reg_mask(VIACR, 0x6C, data, 0xF0);
+}
+
+static void set_secondary_clock_source(enum via_clksrc source, bool use_pll)
+{
+ u8 data = set_clock_source_common(source, use_pll);
+ via_write_reg_mask(VIACR, 0x6C, data, 0x0F);
+}
+
+static void dummy_set_clock_state(u8 state)
+{
+ printk(KERN_INFO "Using undocumented set clock state.\n%s", via_slap);
+}
+
+static void dummy_set_clock_source(enum via_clksrc source, bool use_pll)
+{
+ printk(KERN_INFO "Using undocumented set clock source.\n%s", via_slap);
+}
+
+static void dummy_set_pll_state(u8 state)
+{
+ printk(KERN_INFO "Using undocumented set PLL state.\n%s", via_slap);
+}
+
+static void dummy_set_pll(struct via_pll_config config)
+{
+ printk(KERN_INFO "Using undocumented set PLL.\n%s", via_slap);
+}
+
+void via_clock_init(struct via_clock *clock, int gfx_chip)
+{
+ switch (gfx_chip) {
+ case UNICHROME_CLE266:
+ case UNICHROME_K400:
+ clock->set_primary_clock_state = dummy_set_clock_state;
+ clock->set_primary_clock_source = dummy_set_clock_source;
+ clock->set_primary_pll_state = dummy_set_pll_state;
+ clock->set_primary_pll = cle266_set_primary_pll;
+
+ clock->set_secondary_clock_state = dummy_set_clock_state;
+ clock->set_secondary_clock_source = dummy_set_clock_source;
+ clock->set_secondary_pll_state = dummy_set_pll_state;
+ clock->set_secondary_pll = cle266_set_secondary_pll;
+
+ clock->set_engine_pll_state = dummy_set_pll_state;
+ clock->set_engine_pll = dummy_set_pll;
+ break;
+ case UNICHROME_K800:
+ case UNICHROME_PM800:
+ case UNICHROME_CN700:
+ case UNICHROME_CX700:
+ case UNICHROME_CN750:
+ case UNICHROME_K8M890:
+ case UNICHROME_P4M890:
+ case UNICHROME_P4M900:
+ case UNICHROME_VX800:
+ clock->set_primary_clock_state = set_primary_clock_state;
+ clock->set_primary_clock_source = set_primary_clock_source;
+ clock->set_primary_pll_state = set_primary_pll_state;
+ clock->set_primary_pll = k800_set_primary_pll;
+
+ clock->set_secondary_clock_state = set_secondary_clock_state;
+ clock->set_secondary_clock_source = set_secondary_clock_source;
+ clock->set_secondary_pll_state = set_secondary_pll_state;
+ clock->set_secondary_pll = k800_set_secondary_pll;
+
+ clock->set_engine_pll_state = set_engine_pll_state;
+ clock->set_engine_pll = k800_set_engine_pll;
+ break;
+ case UNICHROME_VX855:
+ case UNICHROME_VX900:
+ clock->set_primary_clock_state = set_primary_clock_state;
+ clock->set_primary_clock_source = set_primary_clock_source;
+ clock->set_primary_pll_state = set_primary_pll_state;
+ clock->set_primary_pll = vx855_set_primary_pll;
+
+ clock->set_secondary_clock_state = set_secondary_clock_state;
+ clock->set_secondary_clock_source = set_secondary_clock_source;
+ clock->set_secondary_pll_state = set_secondary_pll_state;
+ clock->set_secondary_pll = vx855_set_secondary_pll;
+
+ clock->set_engine_pll_state = set_engine_pll_state;
+ clock->set_engine_pll = vx855_set_engine_pll;
+ break;
+
+ }
+}
diff --git a/drivers/video/via/via_clock.h b/drivers/video/via/via_clock.h
new file mode 100644
index 000000000000..88714ae0d157
--- /dev/null
+++ b/drivers/video/via/via_clock.h
@@ -0,0 +1,76 @@
+/*
+ * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
+ * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
+ * Copyright 2011 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation;
+ * either version 2, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
+ * the implied warranty of MERCHANTABILITY or FITNESS FOR
+ * A PARTICULAR PURPOSE.See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+/*
+ * clock and PLL management functions
+ */
+
+#ifndef __VIA_CLOCK_H__
+#define __VIA_CLOCK_H__
+
+#include <linux/types.h>
+
+enum via_clksrc {
+ VIA_CLKSRC_X1 = 0,
+ VIA_CLKSRC_TVX1,
+ VIA_CLKSRC_TVPLL,
+ VIA_CLKSRC_DVP1TVCLKR,
+ VIA_CLKSRC_CAP0,
+ VIA_CLKSRC_CAP1,
+};
+
+struct via_pll_config {
+ u16 multiplier;
+ u8 divisor;
+ u8 rshift;
+};
+
+struct via_clock {
+ void (*set_primary_clock_state)(u8 state);
+ void (*set_primary_clock_source)(enum via_clksrc src, bool use_pll);
+ void (*set_primary_pll_state)(u8 state);
+ void (*set_primary_pll)(struct via_pll_config config);
+
+ void (*set_secondary_clock_state)(u8 state);
+ void (*set_secondary_clock_source)(enum via_clksrc src, bool use_pll);
+ void (*set_secondary_pll_state)(u8 state);
+ void (*set_secondary_pll)(struct via_pll_config config);
+
+ void (*set_engine_pll_state)(u8 state);
+ void (*set_engine_pll)(struct via_pll_config config);
+};
+
+
+static inline u32 get_pll_internal_frequency(u32 ref_freq,
+ struct via_pll_config pll)
+{
+ return ref_freq / pll.divisor * pll.multiplier;
+}
+
+static inline u32 get_pll_output_frequency(u32 ref_freq,
+ struct via_pll_config pll)
+{
+ return get_pll_internal_frequency(ref_freq, pll) >> pll.rshift;
+}
+
+void via_clock_init(struct via_clock *clock, int gfx_chip);
+
+#endif /* __VIA_CLOCK_H__ */
diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
index a542bed086e2..cf43c80d27f6 100644
--- a/drivers/video/via/viafbdev.c
+++ b/drivers/video/via/viafbdev.c
@@ -24,6 +24,7 @@
#include <linux/slab.h>
#include <linux/stat.h>
#include <linux/via-core.h>
+#include <asm/olpc.h>
#define _MASTER_FILE
#include "global.h"
@@ -37,6 +38,8 @@ static char *viafb_mode1;
static int viafb_bpp = 32;
static int viafb_bpp1 = 32;
+static unsigned int viafb_second_xres = 640;
+static unsigned int viafb_second_yres = 480;
static unsigned int viafb_second_offset;
static int viafb_second_size;
@@ -440,8 +443,8 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
if (viafb_SAMM_ON == 1) {
u.viamode.xres_sec = viafb_second_xres;
u.viamode.yres_sec = viafb_second_yres;
- u.viamode.virtual_xres_sec = viafb_second_virtual_xres;
- u.viamode.virtual_yres_sec = viafb_second_virtual_yres;
+ u.viamode.virtual_xres_sec = viafb_dual_fb ? viafbinfo1->var.xres_virtual : viafbinfo->var.xres_virtual;
+ u.viamode.virtual_yres_sec = viafb_dual_fb ? viafbinfo1->var.yres_virtual : viafbinfo->var.yres_virtual;
u.viamode.refresh_sec = viafb_refresh1;
u.viamode.bpp_sec = viafb_bpp1;
} else {
@@ -930,10 +933,8 @@ static int get_primary_device(void)
/* Rule: device on iga1 path are the primary device. */
if (viafb_SAMM_ON) {
if (viafb_CRT_ON) {
- if (viaparinfo->crt_setting_info->iga_path == IGA1) {
- DEBUG_MSG(KERN_INFO "CRT IGA Path:%d\n",
- viaparinfo->
- crt_setting_info->iga_path);
+ if (viaparinfo->shared->iga1_devices & VIA_CRT) {
+ DEBUG_MSG(KERN_INFO "CRT IGA Path:%d\n", IGA1);
primary_device = CRT_Device;
}
}
@@ -1011,8 +1012,13 @@ static int __init parse_active_dev(void)
/* Note: The previous of active_dev is primary device,
and the following is secondary device. */
if (!viafb_active_dev) {
- viafb_CRT_ON = STATE_ON;
- viafb_SAMM_ON = STATE_OFF;
+ if (machine_is_olpc()) { /* LCD only */
+ viafb_LCD_ON = STATE_ON;
+ viafb_SAMM_ON = STATE_OFF;
+ } else {
+ viafb_CRT_ON = STATE_ON;
+ viafb_SAMM_ON = STATE_OFF;
+ }
} else if (!strcmp(viafb_active_dev, "CRT+DVI")) {
/* CRT+DVI */
viafb_CRT_ON = STATE_ON;
@@ -1665,8 +1671,13 @@ static int parse_mode(const char *str, u32 *xres, u32 *yres)
char *ptr;
if (!str) {
- *xres = 640;
- *yres = 480;
+ if (machine_is_olpc()) {
+ *xres = 1200;
+ *yres = 900;
+ } else {
+ *xres = 640;
+ *yres = 480;
+ }
return 0;
}
@@ -1746,7 +1757,6 @@ int __devinit via_fb_pci_probe(struct viafb_dev *vdev)
viaparinfo->lvds_setting_info = &viaparinfo->shared->lvds_setting_info;
viaparinfo->lvds_setting_info2 =
&viaparinfo->shared->lvds_setting_info2;
- viaparinfo->crt_setting_info = &viaparinfo->shared->crt_setting_info;
viaparinfo->chip_info = &viaparinfo->shared->chip_info;
if (viafb_dual_fb)
@@ -1793,14 +1803,10 @@ int __devinit via_fb_pci_probe(struct viafb_dev *vdev)
parse_mode(viafb_mode, &default_xres, &default_yres);
vmode_entry = viafb_get_mode(default_xres, default_yres);
- if (viafb_SAMM_ON == 1) {
+ if (viafb_SAMM_ON == 1)
parse_mode(viafb_mode1, &viafb_second_xres,
&viafb_second_yres);
- viafb_second_virtual_xres = viafb_second_xres;
- viafb_second_virtual_yres = viafb_second_yres;
- }
-
default_var.xres = default_xres;
default_var.yres = default_yres;
default_var.xres_virtual = default_xres;
@@ -1844,8 +1850,8 @@ int __devinit via_fb_pci_probe(struct viafb_dev *vdev)
default_var.xres = viafb_second_xres;
default_var.yres = viafb_second_yres;
- default_var.xres_virtual = viafb_second_virtual_xres;
- default_var.yres_virtual = viafb_second_virtual_yres;
+ default_var.xres_virtual = viafb_second_xres;
+ default_var.yres_virtual = viafb_second_yres;
default_var.bits_per_pixel = viafb_bpp1;
viafb_fill_var_timing_info(&default_var, viafb_get_refresh(
default_var.xres, default_var.yres, viafb_refresh1),
@@ -1927,11 +1933,16 @@ void __devexit via_fb_pci_remove(struct pci_dev *pdev)
}
#ifndef MODULE
-static int __init viafb_setup(char *options)
+static int __init viafb_setup(void)
{
char *this_opt;
+ char *options;
+
DEBUG_MSG(KERN_INFO "viafb_setup!\n");
+ if (fb_get_options("viafb", &options))
+ return -ENODEV;
+
if (!options || !*options)
return 0;
@@ -2005,11 +2016,16 @@ static int __init viafb_setup(char *options)
int __init viafb_init(void)
{
u32 dummy_x, dummy_y;
+ int r;
+
+ if (machine_is_olpc())
+ /* Apply XO-1.5-specific configuration. */
+ viafb_lcd_panel_id = 23;
+
#ifndef MODULE
- char *option = NULL;
- if (fb_get_options("viafb", &option))
- return -ENODEV;
- viafb_setup(option);
+ r = viafb_setup();
+ if (r < 0)
+ return r;
#endif
if (parse_mode(viafb_mode, &dummy_x, &dummy_y)
|| !viafb_get_mode(dummy_x, dummy_y)
diff --git a/drivers/video/via/viafbdev.h b/drivers/video/via/viafbdev.h
index 137996dc547e..d9440635d1d4 100644
--- a/drivers/video/via/viafbdev.h
+++ b/drivers/video/via/viafbdev.h
@@ -50,7 +50,6 @@ struct viafb_shared {
/* All the information will be needed to set engine */
struct tmds_setting_information tmds_setting_info;
- struct crt_setting_information crt_setting_info;
struct lvds_setting_information lvds_setting_info;
struct lvds_setting_information lvds_setting_info2;
struct chip_information chip_info;
@@ -79,14 +78,11 @@ struct viafb_par {
/* All the information will be needed to set engine */
/* depreciated, use the ones in shared directly */
struct tmds_setting_information *tmds_setting_info;
- struct crt_setting_information *crt_setting_info;
struct lvds_setting_information *lvds_setting_info;
struct lvds_setting_information *lvds_setting_info2;
struct chip_information *chip_info;
};
-extern unsigned int viafb_second_virtual_yres;
-extern unsigned int viafb_second_virtual_xres;
extern int viafb_SAMM_ON;
extern int viafb_dual_fb;
extern int viafb_LCD2_ON;
diff --git a/drivers/video/via/viamode.c b/drivers/video/via/viamode.c
index 260d339b236c..58df74e1417e 100644
--- a/drivers/video/via/viamode.c
+++ b/drivers/video/via/viamode.c
@@ -30,10 +30,6 @@ struct io_reg CN400_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
{VIASR, SR1A, 0xFB, 0x08},
{VIASR, SR1E, 0x0F, 0x01},
{VIASR, SR2A, 0xFF, 0x00},
-{VIACR, CR0A, 0xFF, 0x1E}, /* Cursor Start */
-{VIACR, CR0B, 0xFF, 0x00}, /* Cursor End */
-{VIACR, CR0E, 0xFF, 0x00}, /* Cursor Location High */
-{VIACR, CR0F, 0xFF, 0x00}, /* Cursor Localtion Low */
{VIACR, CR32, 0xFF, 0x00},
{VIACR, CR33, 0xFF, 0x00},
{VIACR, CR35, 0xFF, 0x00},
@@ -41,7 +37,6 @@ struct io_reg CN400_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
{VIACR, CR69, 0xFF, 0x00},
{VIACR, CR6A, 0xFF, 0x40},
{VIACR, CR6B, 0xFF, 0x00},
-{VIACR, CR6C, 0xFF, 0x00},
{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */
{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */
{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */
@@ -87,7 +82,6 @@ struct io_reg CN700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
{VIACR, CR69, 0xFF, 0x00},
{VIACR, CR6A, 0xFD, 0x40},
{VIACR, CR6B, 0xFF, 0x00},
-{VIACR, CR6C, 0xFF, 0x00},
{VIACR, CR77, 0xFF, 0x00}, /* LCD scaling Factor */
{VIACR, CR78, 0xFF, 0x00}, /* LCD scaling Factor */
{VIACR, CR79, 0xFF, 0x00}, /* LCD scaling Factor */
@@ -125,10 +119,6 @@ struct io_reg KM400_ModeXregs[] = {
{VIASR, SR2A, 0xFF, 0x00}, /* Power Management Control 5 */
{VIASR, SR2D, 0xFF, 0xFF}, /* Power Management Control 1 */
{VIASR, SR2E, 0xFF, 0xFF}, /* Power Management Control 2 */
- {VIACR, CR0A, 0xFF, 0x1E}, /* Cursor Start */
- {VIACR, CR0B, 0xFF, 0x00}, /* Cursor End */
- {VIACR, CR0E, 0xFF, 0x00}, /* Cursor Location High */
- {VIACR, CR0F, 0xFF, 0x00}, /* Cursor Localtion Low */
{VIACR, CR33, 0xFF, 0x00},
{VIACR, CR55, 0x80, 0x00},
{VIACR, CR5D, 0x80, 0x00},
@@ -161,11 +151,7 @@ struct io_reg CX700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
{VIASR, SR1B, 0xFF, 0xF0},
{VIASR, SR1E, 0xFF, 0x01},
{VIASR, SR2A, 0xFF, 0x00},
-{VIASR, SR2D, 0xFF, 0xFF}, /* VCK and LCK PLL power on. */
-{VIACR, CR0A, 0xFF, 0x1E}, /* Cursor Start */
-{VIACR, CR0B, 0xFF, 0x00}, /* Cursor End */
-{VIACR, CR0E, 0xFF, 0x00}, /* Cursor Location High */
-{VIACR, CR0F, 0xFF, 0x00}, /* Cursor Localtion Low */
+{VIASR, SR2D, 0xC0, 0xC0}, /* delayed E3_ECK */
{VIACR, CR32, 0xFF, 0x00},
{VIACR, CR33, 0xFF, 0x00},
{VIACR, CR35, 0xFF, 0x00},
@@ -174,7 +160,6 @@ struct io_reg CX700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
{VIACR, CR69, 0xFF, 0x00},
{VIACR, CR6A, 0xFF, 0x40},
{VIACR, CR6B, 0xFF, 0x00},
-{VIACR, CR6C, 0xFF, 0x00},
{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */
{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */
{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */
@@ -204,14 +189,7 @@ struct io_reg VX855_ModeXregs[] = {
{VIASR, SR2A, 0xF0, 0x00},
{VIASR, SR58, 0xFF, 0x00},
{VIASR, SR59, 0xFF, 0x00},
-{VIASR, SR2D, 0xFF, 0xFF}, /* VCK and LCK PLL power on. */
-{VIACR, CR09, 0xFF, 0x00}, /* Initial CR09=0*/
-{VIACR, CR11, 0x8F, 0x00}, /* IGA1 initial Vertical end */
-{VIACR, CR17, 0x7F, 0x00}, /* IGA1 CRT Mode control init */
-{VIACR, CR0A, 0xFF, 0x1E}, /* Cursor Start */
-{VIACR, CR0B, 0xFF, 0x00}, /* Cursor End */
-{VIACR, CR0E, 0xFF, 0x00}, /* Cursor Location High */
-{VIACR, CR0F, 0xFF, 0x00}, /* Cursor Localtion Low */
+{VIASR, SR2D, 0xC0, 0xC0}, /* delayed E3_ECK */
{VIACR, CR32, 0xFF, 0x00},
{VIACR, CR33, 0x7F, 0x00},
{VIACR, CR35, 0xFF, 0x00},
@@ -219,7 +197,6 @@ struct io_reg VX855_ModeXregs[] = {
{VIACR, CR69, 0xFF, 0x00},
{VIACR, CR6A, 0xFD, 0x60},
{VIACR, CR6B, 0xFF, 0x00},
-{VIACR, CR6C, 0xFF, 0x00},
{VIACR, CR88, 0xFF, 0x40}, /* LCD Panel Type */
{VIACR, CR89, 0xFF, 0x00}, /* LCD Timing Control 0 */
{VIACR, CR8A, 0xFF, 0x88}, /* LCD Timing Control 1 */
@@ -606,7 +583,7 @@ static struct crt_mode_table CRTM1200x720[] = {
/* 1200x900 (DCON) */
static struct crt_mode_table DCON1200x900[] = {
/* r_rate, hsp, vsp */
- {REFRESH_50, M1200X900_R60_HSP, M1200X900_R60_VSP,
+ {REFRESH_49, M1200X900_R60_HSP, M1200X900_R60_VSP,
/* The correct htotal is 1240, but this doesn't raster on VX855. */
/* Via suggested changing to a multiple of 16, hence 1264. */
/* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */
@@ -877,23 +854,6 @@ static struct VideoModeTable viafb_rb_modes[] = {
{CRTM1920x1200_RB, ARRAY_SIZE(CRTM1920x1200_RB)}
};
-struct crt_mode_table CEAM1280x720[] = {
- {REFRESH_60, M1280X720_CEA_R60_HSP, M1280X720_CEA_R60_VSP,
- /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */
- {1650, 1280, 1280, 370, 1390, 40, 750, 720, 720, 30, 725, 5} }
-};
-struct crt_mode_table CEAM1920x1080[] = {
- {REFRESH_60, M1920X1080_CEA_R60_HSP, M1920X1080_CEA_R60_VSP,
- /* HT, HA, HBS, HBE, HSS, HSE, VT, VA, VBS, VBE, VSS, VSE */
- {2200, 1920, 1920, 300, 2008, 44, 1125, 1080, 1080, 45, 1084, 5} }
-};
-struct VideoModeTable CEA_HDMI_Modes[] = {
- /* Display : 1280x720 */
- {CEAM1280x720, ARRAY_SIZE(CEAM1280x720)},
- {CEAM1920x1080, ARRAY_SIZE(CEAM1920x1080)}
-};
-
-int NUM_TOTAL_CEA_MODES = ARRAY_SIZE(CEA_HDMI_Modes);
int NUM_TOTAL_CN400_ModeXregs = ARRAY_SIZE(CN400_ModeXregs);
int NUM_TOTAL_CN700_ModeXregs = ARRAY_SIZE(CN700_ModeXregs);
int NUM_TOTAL_KM400_ModeXregs = ARRAY_SIZE(KM400_ModeXregs);
diff --git a/drivers/video/via/viamode.h b/drivers/video/via/viamode.h
index 8a67ea1b5ef0..3751289eb450 100644
--- a/drivers/video/via/viamode.h
+++ b/drivers/video/via/viamode.h
@@ -41,7 +41,6 @@ struct patch_table {
struct io_reg *io_reg_table;
};
-extern int NUM_TOTAL_CEA_MODES;
extern int NUM_TOTAL_CN400_ModeXregs;
extern int NUM_TOTAL_CN700_ModeXregs;
extern int NUM_TOTAL_KM400_ModeXregs;
@@ -50,14 +49,6 @@ extern int NUM_TOTAL_VX855_ModeXregs;
extern int NUM_TOTAL_CLE266_ModeXregs;
extern int NUM_TOTAL_PATCH_MODE;
-/********************/
-/* Mode Table */
-/********************/
-
-extern struct crt_mode_table CEAM1280x720[];
-extern struct crt_mode_table CEAM1920x1080[];
-extern struct VideoModeTable CEA_HDMI_Modes[];
-
extern struct io_reg CN400_ModeXregs[];
extern struct io_reg CN700_ModeXregs[];
extern struct io_reg KM400_ModeXregs[];