*
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/mm.h>
-#include <linux/tty.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/fb.h>
#include <linux/pci.h>
#include <linux/vmalloc.h>
#include <linux/pagemap.h>
+#include <linux/screen_info.h>
#include <asm/io.h>
static void __devinit get_initial_mode(struct intelfb_info *dinfo);
static void update_dinfo(struct intelfb_info *dinfo,
struct fb_var_screeninfo *var);
+static int intelfb_open(struct fb_info *info, int user);
+static int intelfb_release(struct fb_info *info, int user);
static int intelfb_check_var(struct fb_var_screeninfo *var,
struct fb_info *info);
static int intelfb_set_par(struct fb_info *info);
/* fb ops */
static struct fb_ops intel_fb_ops = {
.owner = THIS_MODULE,
+ .fb_open = intelfb_open,
+ .fb_release = intelfb_release,
.fb_check_var = intelfb_check_var,
.fb_set_par = intelfb_set_par,
.fb_setcolreg = intelfb_setcolreg,
if (!dinfo)
return;
+ intelfbhw_disable_irq(dinfo);
+
fb_dealloc_cmap(&dinfo->info->cmap);
kfree(dinfo->info->pixmap.addr);
agp_free_memory(dinfo->gtt_ring_mem);
}
+#ifdef CONFIG_FB_INTEL_I2C
+ /* un-register I2C bus */
+ intelfb_delete_i2c_busses(dinfo);
+#endif
+
if (dinfo->mmio_base)
iounmap((void __iomem *)dinfo->mmio_base);
if (dinfo->aperture.virtual)
+ (dinfo->ring.offset << 12);
dinfo->ring.virtual = dinfo->aperture.virtual
+ (dinfo->ring.offset << 12);
- dinfo->ring_head = dinfo->ring.virtual;
+ dinfo->ring_head = 0;
}
if (dinfo->hwcursor) {
agp_memtype = dinfo->mobile ? AGP_PHYSICAL_MEMORY
if (mtrr)
set_mtrr(dinfo);
- DBG_MSG("fb: 0x%x(+ 0x%x)/0x%x (0x%x)\n",
+ DBG_MSG("fb: 0x%x(+ 0x%x)/0x%x (0x%p)\n",
dinfo->fb.physical, dinfo->fb.offset, dinfo->fb.size,
- (u32 __iomem ) dinfo->fb.virtual);
- DBG_MSG("MMIO: 0x%x/0x%x (0x%x)\n",
+ dinfo->fb.virtual);
+ DBG_MSG("MMIO: 0x%x/0x%x (0x%p)\n",
dinfo->mmio_base_phys, INTEL_REG_SIZE,
- (u32 __iomem) dinfo->mmio_base);
- DBG_MSG("ring buffer: 0x%x/0x%x (0x%x)\n",
+ dinfo->mmio_base);
+ DBG_MSG("ring buffer: 0x%x/0x%x (0x%p)\n",
dinfo->ring.physical, dinfo->ring.size,
- (u32 __iomem ) dinfo->ring.virtual);
- DBG_MSG("HW cursor: 0x%x/0x%x (0x%x) (offset 0x%x) (phys 0x%x)\n",
+ dinfo->ring.virtual);
+ DBG_MSG("HW cursor: 0x%x/0x%x (0x%p) (offset 0x%x) (phys 0x%x)\n",
dinfo->cursor.physical, dinfo->cursor.size,
- (u32 __iomem ) dinfo->cursor.virtual, dinfo->cursor.offset,
+ dinfo->cursor.virtual, dinfo->cursor.offset,
dinfo->cursor.physical);
DBG_MSG("options: vram = %d, accel = %d, hwcursor = %d, fixed = %d, "
if (bailearly == 5)
bailout(dinfo);
+#ifdef CONFIG_FB_INTEL_I2C
+ /* register I2C bus */
+ intelfb_create_i2c_busses(dinfo);
+#endif
+
if (bailearly == 6)
bailout(dinfo);
}
dinfo->registered = 1;
+ dinfo->open = 0;
+
+ init_waitqueue_head(&dinfo->vsync.wait);
+ spin_lock_init(&dinfo->int_lock);
+ dinfo->irq_flags = 0;
+ dinfo->vsync.pan_display = 0;
+ dinfo->vsync.pan_offset = 0;
return 0;
u8 *edid_d = NULL;
if (edid_s) {
- edid_d = kmalloc(EDID_LENGTH, GFP_KERNEL);
+ edid_d = kmemdup(edid_s, EDID_LENGTH, GFP_KERNEL);
if (edid_d) {
- memcpy(edid_d, edid_s, EDID_LENGTH);
fb_edid_to_monspecs(edid_d,
&dinfo->info->monspecs);
kfree(edid_d);
* fbdev interface *
***************************************************************/
+static int
+intelfb_open(struct fb_info *info, int user)
+{
+ struct intelfb_info *dinfo = GET_DINFO(info);
+
+ if (user) {
+ dinfo->open++;
+ }
+
+ return 0;
+}
+
+static int
+intelfb_release(struct fb_info *info, int user)
+{
+ struct intelfb_info *dinfo = GET_DINFO(info);
+
+ if (user) {
+ dinfo->open--;
+ msleep(1);
+ if (!dinfo->open) {
+ intelfbhw_disable_irq(dinfo);
+ }
+ }
+
+ return 0;
+}
+
static int
intelfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
{
intelfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
{
int retval = 0;
+ struct intelfb_info *dinfo = GET_DINFO(info);
+ u32 pipe = 0;
+
+ switch (cmd) {
+ case FBIO_WAITFORVSYNC:
+ if (get_user(pipe, (__u32 __user *)arg))
+ return -EFAULT;
+
+ retval = intelfbhw_wait_for_vsync(dinfo, pipe);
+ break;
+ default:
+ break;
+ }
return retval;
}