i2c: Add support for custom probe function

The probe method used by i2c_new_probed_device() may not be suitable
for all cases. Let the caller provide its own, optional probe
function.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>

5 files changed, 11 insertions, 8 deletions

diff --git a/drivers/media/video/bt8xx/bttv-i2c.c b/drivers/media/video/bt8xx/bttv-i2c.c
index 407fa61e4cda..685d6597ee79 100644
--- a/drivers/media/video/bt8xx/bttv-i2c.c
+++ b/drivers/media/video/bt8xx/bttv-i2c.c
@@ -411,7 +411,7 @@ void __devinit init_bttv_i2c_ir(struct bttv *btv)
 
                 memset(&info, 0, sizeof(struct i2c_board_info));
                 strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
-                i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list);
+                i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list, NULL);
         }
 }
 
diff --git a/drivers/media/video/cx18/cx18-i2c.c b/drivers/media/video/cx18/cx18-i2c.c
index 809f7d37129c..73ce90c2f577 100644
--- a/drivers/media/video/cx18/cx18-i2c.c
+++ b/drivers/media/video/cx18/cx18-i2c.c
@@ -117,7 +117,8 @@ static int cx18_i2c_new_ir(struct cx18 *cx, struct i2c_adapter *adap, u32 hw,
                 break;
         }
 
-        return i2c_new_probed_device(adap, &info, addr_list) == NULL ? -1 : 0;
+        return i2c_new_probed_device(adap, &info, addr_list, NULL) == NULL ?
+               -1 : 0;
 }
 
 int cx18_i2c_register(struct cx18 *cx, unsigned idx)
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index ffbe544e30f4..e7efb4bffabd 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -2385,7 +2385,7 @@ void em28xx_register_i2c_ir(struct em28xx *dev)
 
         if (dev->init_data.name)
                 info.platform_data = &dev->init_data;
-        i2c_new_probed_device(&dev->i2c_adap, &info, addr_list);
+        i2c_new_probed_device(&dev->i2c_adap, &info, addr_list, NULL);
 }
 
 void em28xx_card_setup(struct em28xx *dev)
diff --git a/drivers/media/video/ivtv/ivtv-i2c.c b/drivers/media/video/ivtv/ivtv-i2c.c
index d391bbdb0b8a..a74fa099c565 100644
--- a/drivers/media/video/ivtv/ivtv-i2c.c
+++ b/drivers/media/video/ivtv/ivtv-i2c.c
@@ -183,8 +183,8 @@ static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
                         return -1;
                 memset(&info, 0, sizeof(struct i2c_board_info));
                 strlcpy(info.type, type, I2C_NAME_SIZE);
-                return i2c_new_probed_device(adap, &info, addr_list) == NULL
-                                                                     ? -1 : 0;
+                return i2c_new_probed_device(adap, &info, addr_list, NULL)
+                                                           == NULL ? -1 : 0;
         }
 
         /* Only allow one IR receiver to be registered per board */
@@ -221,7 +221,8 @@ static int ivtv_i2c_new_ir(struct ivtv *itv, u32 hw, const char *type, u8 addr)
         info.platform_data = init_data;
         strlcpy(info.type, type, I2C_NAME_SIZE);
 
-        return i2c_new_probed_device(adap, &info, addr_list) == NULL ? -1 : 0;
+        return i2c_new_probed_device(adap, &info, addr_list, NULL) == NULL ?
+               -1 : 0;
 }
 
 /* Instantiate the IR receiver device using probing -- undesirable */
@@ -249,7 +250,7 @@ struct i2c_client *ivtv_i2c_new_ir_legacy(struct ivtv *itv)
 
         memset(&info, 0, sizeof(struct i2c_board_info));
         strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
-        return i2c_new_probed_device(&itv->i2c_adap, &info, addr_list);
+        return i2c_new_probed_device(&itv->i2c_adap, &info, addr_list, NULL);
 }
 
 int ivtv_i2c_register(struct ivtv *itv, unsigned idx)
diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c
index 3ce7c64e5789..8ee1179be926 100644
--- a/drivers/media/video/v4l2-common.c
+++ b/drivers/media/video/v4l2-common.c
@@ -381,7 +381,8 @@ struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
 
         /* Create the i2c client */
         if (info->addr == 0 && probe_addrs)
-                client = i2c_new_probed_device(adapter, info, probe_addrs);
+                client = i2c_new_probed_device(adapter, info, probe_addrs,
+                                               NULL);
         else
                 client = i2c_new_device(adapter, info);