4 files changed, 33 insertions, 2 deletions

diff --git a/drivers/media/video/bt8xx/Kconfig b/drivers/media/video/bt8xx/Kconfig
index cdcf55650714..58eae887a629 100644
--- a/drivers/media/video/bt8xx/Kconfig
+++ b/drivers/media/video/bt8xx/Kconfig
@@ -8,7 +8,10 @@ config VIDEO_BT848
         select VIDEO_IR
         select VIDEO_TUNER
         select VIDEO_TVEEPROM
-        select VIDEO_MSP3400
+        select VIDEO_MSP3400 if VIDEO_HELPER_CHIPS_AUTO
+        select VIDEO_TVAUDIO if VIDEO_HELPER_CHIPS_AUTO
+        select VIDEO_TDA7432 if VIDEO_HELPER_CHIPS_AUTO
+        select VIDEO_TDA9875 if VIDEO_HELPER_CHIPS_AUTO
         ---help---
           Support for BT848 based frame grabber/overlay boards. This includes
           the Miro, Hauppauge and STB boards. Please read the material in
diff --git a/drivers/media/video/bt8xx/bttv-cards.c b/drivers/media/video/bt8xx/bttv-cards.c
index de14818d5cc4..d23a42b1504f 100644
--- a/drivers/media/video/bt8xx/bttv-cards.c
+++ b/drivers/media/video/bt8xx/bttv-cards.c
@@ -4991,7 +4991,7 @@ void __devinit bttv_check_chipset(void)
         int pcipci_fail = 0;
         struct pci_dev *dev = NULL;
 
-        if (pci_pci_problems & PCIPCI_FAIL)
+        if (pci_pci_problems & (PCIPCI_FAIL|PCIAGP_FAIL))       /* should check if target is AGP */
                 pcipci_fail = 1;
         if (pci_pci_problems & (PCIPCI_TRITON|PCIPCI_NATOMA|PCIPCI_VIAETBF))
                 triton1 = 1;
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 20dff7c316eb..50dde82844ec 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -2431,6 +2431,14 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
                 fbuf->bytesperline  = btv->fbuf.fmt.bytesperline;
                 if (fh->ovfmt)
                         fbuf->depth = fh->ovfmt->depth;
+                else {
+                        if (fbuf->width)
+                                fbuf->depth   = ((fbuf->bytesperline<<3)
+                                                  + (fbuf->width-1) )
+                                                  /fbuf->width;
+                        else
+                                fbuf->depth = 0;
+                }
                 return 0;
         }
         case VIDIOCSFBUF:
@@ -4186,6 +4194,7 @@ static void __devexit bttv_remove(struct pci_dev *pci_dev)
         return;
 }
 
+#ifdef CONFIG_PM
 static int bttv_suspend(struct pci_dev *pci_dev, pm_message_t state)
 {
         struct bttv *btv = pci_get_drvdata(pci_dev);
@@ -4266,6 +4275,7 @@ static int bttv_resume(struct pci_dev *pci_dev)
         spin_unlock_irqrestore(&btv->s_lock,flags);
         return 0;
 }
+#endif
 
 static struct pci_device_id bttv_pci_tbl[] = {
         {PCI_VENDOR_ID_BROOKTREE, PCI_DEVICE_ID_BT848,
@@ -4286,8 +4296,10 @@ static struct pci_driver bttv_pci_driver = {
         .id_table = bttv_pci_tbl,
         .probe    = bttv_probe,
         .remove   = __devexit_p(bttv_remove),
+#ifdef CONFIG_PM
         .suspend  = bttv_suspend,
         .resume   = bttv_resume,
+#endif
 };
 
 static int bttv_init_module(void)
diff --git a/drivers/media/video/bt8xx/bttv-i2c.c b/drivers/media/video/bt8xx/bttv-i2c.c
index 0dfbcc85ebb9..70de6c96e201 100644
--- a/drivers/media/video/bt8xx/bttv-i2c.c
+++ b/drivers/media/video/bt8xx/bttv-i2c.c
@@ -8,6 +8,9 @@
                            & Marcus Metzler (mocm@thp.uni-koeln.de)
     (c) 1999-2003 Gerd Knorr <kraxel@bytesex.org>
 
+    (c) 2005 Mauro Carvalho Chehab <mchehab@infradead.org>
+        - Multituner support and i2c address binding
+
     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 of the License, or
@@ -45,10 +48,18 @@ static int i2c_debug;
 static int i2c_hw;
 static int i2c_scan;
 module_param(i2c_debug, int, 0644);
+MODULE_PARM_DESC(i2c_hw,"configure i2c debug level");
 module_param(i2c_hw,    int, 0444);
+MODULE_PARM_DESC(i2c_hw,"force use of hardware i2c support, "
+                        "instead of software bitbang");
 module_param(i2c_scan,  int, 0444);
 MODULE_PARM_DESC(i2c_scan,"scan i2c bus at insmod time");
 
+static unsigned int i2c_udelay = 5;
+module_param(i2c_udelay, int, 0444);
+MODULE_PARM_DESC(i2c_udelay,"soft i2c delay at insmod time, in usecs "
+                "(should be 5 or higher). Lower value means higher bus speed.");
+
 /* ----------------------------------------------------------------------- */
 /* I2C functions - bitbanging adapter (software i2c)                       */
 
@@ -425,6 +436,11 @@ int __devinit init_bttv_i2c(struct bttv *btv)
                        sizeof(bttv_i2c_adap_hw_template));
         } else {
                 /* bt848 */
+        /* Prevents usage of invalid delay values */
+                if (i2c_udelay<5)
+                        i2c_udelay=5;
+                bttv_i2c_algo_bit_template.udelay=i2c_udelay;
+
                 memcpy(&btv->c.i2c_adap, &bttv_i2c_adap_sw_template,
                        sizeof(bttv_i2c_adap_sw_template));
                 memcpy(&btv->i2c_algo, &bttv_i2c_algo_bit_template,