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path: root/drivers/video/fbdev/cyber2000fb.c
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Diffstat (limited to 'drivers/video/fbdev/cyber2000fb.c')
-rw-r--r--drivers/video/fbdev/cyber2000fb.c98
1 files changed, 31 insertions, 67 deletions
diff --git a/drivers/video/fbdev/cyber2000fb.c b/drivers/video/fbdev/cyber2000fb.c
index 9a5751cb4e16..5cb5ee517f81 100644
--- a/drivers/video/fbdev/cyber2000fb.c
+++ b/drivers/video/fbdev/cyber2000fb.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/drivers/video/cyber2000fb.c
*
@@ -9,10 +10,6 @@
* 32 bit support, text color and panning fixes for modes != 8 bit
* Copyright (C) 2002 Denis Oliver Kropp <dok@directfb.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* Integraphics CyberPro 2000, 2010 and 5000 frame buffer device
*
* Based on cyberfb.c.
@@ -36,6 +33,7 @@
* (which, incidentally, is about the same saving as a 2.5in hard disk
* entering standby mode.)
*/
+#include <linux/aperture.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
@@ -50,8 +48,6 @@
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
-#include <asm/pgtable.h>
-
#ifdef __arm__
#include <asm/mach-types.h>
#endif
@@ -61,7 +57,6 @@
struct cfb_info {
struct fb_info fb;
struct display_switch *dispsw;
- struct display *display;
unsigned char __iomem *region;
unsigned char __iomem *regs;
u_int id;
@@ -232,13 +227,6 @@ cyber2000fb_copyarea(struct fb_info *info, const struct fb_copyarea *region)
CO_REG_CMD_H, cfb);
}
-static void
-cyber2000fb_imageblit(struct fb_info *info, const struct fb_image *image)
-{
- cfb_imageblit(info, image);
- return;
-}
-
static int cyber2000fb_sync(struct fb_info *info)
{
struct cfb_info *cfb = container_of(info, struct cfb_info, fb);
@@ -1064,8 +1052,9 @@ static int cyber2000fb_blank(int blank, struct fb_info *info)
return 0;
}
-static struct fb_ops cyber2000fb_ops = {
+static const struct fb_ops cyber2000fb_ops = {
.owner = THIS_MODULE,
+ __FB_DEFAULT_IOMEM_OPS_RDWR,
.fb_check_var = cyber2000fb_check_var,
.fb_set_par = cyber2000fb_set_par,
.fb_setcolreg = cyber2000fb_setcolreg,
@@ -1073,8 +1062,9 @@ static struct fb_ops cyber2000fb_ops = {
.fb_pan_display = cyber2000fb_pan_display,
.fb_fillrect = cyber2000fb_fillrect,
.fb_copyarea = cyber2000fb_copyarea,
- .fb_imageblit = cyber2000fb_imageblit,
+ .fb_imageblit = cfb_imageblit,
.fb_sync = cyber2000fb_sync,
+ __FB_DEFAULT_IOMEM_OPS_MMAP,
};
/*
@@ -1099,7 +1089,6 @@ void cyber2000fb_enable_extregs(struct cfb_info *cfb)
cyber2000_grphw(EXT_FUNC_CTL, old, cfb);
}
}
-EXPORT_SYMBOL(cyber2000fb_enable_extregs);
/*
* Disable access to the extended registers
@@ -1119,41 +1108,6 @@ void cyber2000fb_disable_extregs(struct cfb_info *cfb)
else
cfb->func_use_count -= 1;
}
-EXPORT_SYMBOL(cyber2000fb_disable_extregs);
-
-/*
- * Attach a capture/tv driver to the core CyberX0X0 driver.
- */
-int cyber2000fb_attach(struct cyberpro_info *info, int idx)
-{
- if (int_cfb_info != NULL) {
- info->dev = int_cfb_info->fb.device;
-#ifdef CONFIG_FB_CYBER2000_I2C
- info->i2c = &int_cfb_info->i2c_adapter;
-#else
- info->i2c = NULL;
-#endif
- info->regs = int_cfb_info->regs;
- info->irq = int_cfb_info->irq;
- info->fb = int_cfb_info->fb.screen_base;
- info->fb_size = int_cfb_info->fb.fix.smem_len;
- info->info = int_cfb_info;
-
- strlcpy(info->dev_name, int_cfb_info->fb.fix.id,
- sizeof(info->dev_name));
- }
-
- return int_cfb_info != NULL;
-}
-EXPORT_SYMBOL(cyber2000fb_attach);
-
-/*
- * Detach a capture/tv driver from the core CyberX0X0 driver.
- */
-void cyber2000fb_detach(int idx)
-{
-}
-EXPORT_SYMBOL(cyber2000fb_detach);
#ifdef CONFIG_FB_CYBER2000_DDC
@@ -1164,12 +1118,14 @@ EXPORT_SYMBOL(cyber2000fb_detach);
#define DDC_SDA_IN (1 << 6)
static void cyber2000fb_enable_ddc(struct cfb_info *cfb)
+ __acquires(&cfb->reg_b0_lock)
{
spin_lock(&cfb->reg_b0_lock);
cyber2000fb_writew(0x1bf, 0x3ce, cfb);
}
static void cyber2000fb_disable_ddc(struct cfb_info *cfb)
+ __releases(&cfb->reg_b0_lock)
{
cyber2000fb_writew(0x0bf, 0x3ce, cfb);
spin_unlock(&cfb->reg_b0_lock);
@@ -1232,10 +1188,9 @@ static int cyber2000fb_ddc_getsda(void *data)
static int cyber2000fb_setup_ddc_bus(struct cfb_info *cfb)
{
- strlcpy(cfb->ddc_adapter.name, cfb->fb.fix.id,
+ strscpy(cfb->ddc_adapter.name, cfb->fb.fix.id,
sizeof(cfb->ddc_adapter.name));
cfb->ddc_adapter.owner = THIS_MODULE;
- cfb->ddc_adapter.class = I2C_CLASS_DDC;
cfb->ddc_adapter.algo_data = &cfb->ddc_algo;
cfb->ddc_adapter.dev.parent = cfb->fb.device;
cfb->ddc_algo.setsda = cyber2000fb_ddc_setsda;
@@ -1307,7 +1262,7 @@ static int cyber2000fb_i2c_getscl(void *data)
static int cyber2000fb_i2c_register(struct cfb_info *cfb)
{
- strlcpy(cfb->i2c_adapter.name, cfb->fb.fix.id,
+ strscpy(cfb->i2c_adapter.name, cfb->fb.fix.id,
sizeof(cfb->i2c_adapter.name));
cfb->i2c_adapter.owner = THIS_MODULE;
cfb->i2c_adapter.algo_data = &cfb->i2c_algo;
@@ -1462,7 +1417,7 @@ static struct cfb_info *cyberpro_alloc_fb_info(unsigned int id, char *name)
cfb->fb.var.accel_flags = FB_ACCELF_TEXT;
cfb->fb.fbops = &cyber2000fb_ops;
- cfb->fb.flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
+ cfb->fb.flags = FBINFO_HWACCEL_YPAN;
cfb->fb.pseudo_palette = cfb->pseudo_palette;
spin_lock_init(&cfb->reg_b0_lock);
@@ -1503,7 +1458,7 @@ static int cyber2000fb_setup(char *options)
if (strncmp(opt, "font:", 5) == 0) {
static char default_font_storage[40];
- strlcpy(default_font_storage, opt + 5,
+ strscpy(default_font_storage, opt + 5,
sizeof(default_font_storage));
default_font = default_font_storage;
continue;
@@ -1642,10 +1597,6 @@ static void cyberpro_common_resume(struct cfb_info *cfb)
}
/*
- * PCI specific support.
- */
-#ifdef CONFIG_PCI
-/*
* We need to wake up the CyberPro, and make sure its in linear memory
* mode. Unfortunately, this is specific to the platform and card that
* we are running on.
@@ -1727,6 +1678,10 @@ static int cyberpro_pci_probe(struct pci_dev *dev,
sprintf(name, "CyberPro%4X", id->device);
+ err = aperture_remove_conflicting_pci_devices(dev, name);
+ if (err)
+ return err;
+
err = pci_enable_device(dev);
if (err)
return err;
@@ -1798,6 +1753,7 @@ failed_ioremap:
failed_regions:
cyberpro_free_fb_info(cfb);
failed_release:
+ pci_disable_device(dev);
return err;
}
@@ -1814,10 +1770,11 @@ static void cyberpro_pci_remove(struct pci_dev *dev)
int_cfb_info = NULL;
pci_release_regions(dev);
+ pci_disable_device(dev);
}
}
-static int cyberpro_pci_suspend(struct pci_dev *dev, pm_message_t state)
+static int __maybe_unused cyberpro_pci_suspend(struct device *dev)
{
return 0;
}
@@ -1825,9 +1782,9 @@ static int cyberpro_pci_suspend(struct pci_dev *dev, pm_message_t state)
/*
* Re-initialise the CyberPro hardware
*/
-static int cyberpro_pci_resume(struct pci_dev *dev)
+static int __maybe_unused cyberpro_pci_resume(struct device *dev)
{
- struct cfb_info *cfb = pci_get_drvdata(dev);
+ struct cfb_info *cfb = dev_get_drvdata(dev);
if (cfb) {
cyberpro_pci_enable_mmio(cfb);
@@ -1853,15 +1810,17 @@ static struct pci_device_id cyberpro_pci_table[] = {
MODULE_DEVICE_TABLE(pci, cyberpro_pci_table);
+static SIMPLE_DEV_PM_OPS(cyberpro_pci_pm_ops,
+ cyberpro_pci_suspend,
+ cyberpro_pci_resume);
+
static struct pci_driver cyberpro_driver = {
.name = "CyberPro",
.probe = cyberpro_pci_probe,
.remove = cyberpro_pci_remove,
- .suspend = cyberpro_pci_suspend,
- .resume = cyberpro_pci_resume,
+ .driver.pm = &cyberpro_pci_pm_ops,
.id_table = cyberpro_pci_table
};
-#endif
/*
* I don't think we can use the "module_init" stuff here because
@@ -1876,7 +1835,12 @@ static int __init cyber2000fb_init(void)
#ifndef MODULE
char *option = NULL;
+#endif
+
+ if (fb_modesetting_disabled("CyberPro"))
+ return -ENODEV;
+#ifndef MODULE
if (fb_get_options("cyber2000fb", &option))
return -ENODEV;
cyber2000fb_setup(option);
generated by cgit (git 2.34.1) at 2025-12-25 09:28:25 +0000