V4L/DVB (13626): gspca - many subdrivers: Fix some warnings.
- gl860.c:332:15: warning: cast to restricted __le16
- gl860.c:333:15: warning: cast to restricted __le16
- gl860-mi1320.c:348:5: warning: symbol 'mi1320_camera_settings' was not declared. Should it be static?
- gl860-mi2020.c:772:5: warning: symbol 'mi2020_camera_settings' was not declared. Should it be static?
- m5602_ov9650.c:444:7: warning: symbol 'data' shadows an earlier one
- m5602_core.c:84:5: warning: symbol 'm5602_wait_for_i2c' was not declared. Should it be static?
- m5602_core.c:391:6: warning: symbol 'm5602_disconnect' was not declared. Should it be static?
- m5602_s5k4aa.c:530:23: warning: dubious: x | !y
- m5602_s5k4aa.c:575:23: warning: dubious: x | !y
- gspca.c:1196:13: warning: potentially expensive pointer subtraction
- mr97310a.c:70:5: warning: symbol 'force_sensor_type' was not declared. Should it be static?
- ov519.c:2025:4: warning: do-while statement is not a compound statement
- ov519.c:2063:4: warning: do-while statement is not a compound statement
- ov519.c:2089:4: warning: do-while statement is not a compound statement
- ov519.c:1985:34: warning: incorrect type in assignment (different base types)
- sn9c20x.c:1164:5: warning: symbol 'i2c_r1' was not declared. Should it be static?
- sn9c20x.c:1189:5: warning: symbol 'i2c_r2' was not declared. Should it be static?
- sn9c20x.c:2237:27: warning: right shift by bigger than source value
- sn9c20x.c:2237:27: warning: right shift by bigger than source value
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/gspca/gl860/gl860-mi1320.c b/drivers/media/video/gspca/gl860/gl860-mi1320.c
index 1355e52..c276a7d 100644
--- a/drivers/media/video/gspca/gl860/gl860-mi1320.c
+++ b/drivers/media/video/gspca/gl860/gl860-mi1320.c
@@ -345,7 +345,7 @@
return 0;
}
-int mi1320_camera_settings(struct gspca_dev *gspca_dev)
+static int mi1320_camera_settings(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
diff --git a/drivers/media/video/gspca/gl860/gl860-mi2020.c b/drivers/media/video/gspca/gl860/gl860-mi2020.c
index 80cb3f1..7c31b4f 100644
--- a/drivers/media/video/gspca/gl860/gl860-mi2020.c
+++ b/drivers/media/video/gspca/gl860/gl860-mi2020.c
@@ -769,7 +769,7 @@
return 0;
}
-int mi2020_camera_settings(struct gspca_dev *gspca_dev)
+static int mi2020_camera_settings(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
diff --git a/drivers/media/video/gspca/gl860/gl860.c b/drivers/media/video/gspca/gl860/gl860.c
index bd3c21a..4878c8f 100644
--- a/drivers/media/video/gspca/gl860/gl860.c
+++ b/drivers/media/video/gspca/gl860/gl860.c
@@ -40,7 +40,7 @@
static void sd_callback(struct gspca_dev *gspca_dev);
static int gl860_guess_sensor(struct gspca_dev *gspca_dev,
- s32 vendor_id, s32 product_id);
+ u16 vendor_id, u16 product_id);
/*============================ driver options ==============================*/
@@ -326,11 +326,11 @@
{
struct sd *sd = (struct sd *) gspca_dev;
struct cam *cam;
- s32 vendor_id, product_id;
+ u16 vendor_id, product_id;
/* Get USB VendorID and ProductID */
- vendor_id = le16_to_cpu(id->idVendor);
- product_id = le16_to_cpu(id->idProduct);
+ vendor_id = id->idVendor;
+ product_id = id->idProduct;
sd->nbRightUp = 1;
sd->nbIm = -1;
@@ -673,7 +673,7 @@
}
static int gl860_guess_sensor(struct gspca_dev *gspca_dev,
- s32 vendor_id, s32 product_id)
+ u16 vendor_id, u16 product_id)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 probe, nb26, nb96, nOV, ntry;
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 95a8b84..e930a67 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -1175,12 +1175,14 @@
continue;
ctrls = &gspca_dev->sd_desc->ctrls[i];
}
+ if (ctrls == NULL)
+ return -EINVAL;
} else {
ctrls = get_ctrl(gspca_dev, id);
+ if (ctrls == NULL)
+ return -EINVAL;
i = ctrls - gspca_dev->sd_desc->ctrls;
}
- if (ctrls == NULL)
- return -EINVAL;
memcpy(q_ctrl, ctrls, sizeof *q_ctrl);
if (gspca_dev->ctrl_inac & (1 << i))
q_ctrl->flags |= V4L2_CTRL_FLAG_INACTIVE;
diff --git a/drivers/media/video/gspca/m5602/m5602_core.c b/drivers/media/video/gspca/m5602/m5602_core.c
index 844fc1d..4294c75 100644
--- a/drivers/media/video/gspca/m5602/m5602_core.c
+++ b/drivers/media/video/gspca/m5602/m5602_core.c
@@ -81,7 +81,7 @@
return (err < 0) ? err : 0;
}
-int m5602_wait_for_i2c(struct sd *sd)
+static int m5602_wait_for_i2c(struct sd *sd)
{
int err;
u8 data;
@@ -388,7 +388,7 @@
THIS_MODULE);
}
-void m5602_disconnect(struct usb_interface *intf)
+static void m5602_disconnect(struct usb_interface *intf)
{
struct gspca_dev *gspca_dev = usb_get_intfdata(intf);
struct sd *sd = (struct sd *) gspca_dev;
diff --git a/drivers/media/video/gspca/m5602/m5602_ov9650.c b/drivers/media/video/gspca/m5602/m5602_ov9650.c
index c2739d6..923cdd5 100644
--- a/drivers/media/video/gspca/m5602/m5602_ov9650.c
+++ b/drivers/media/video/gspca/m5602/m5602_ov9650.c
@@ -439,7 +439,7 @@
err = m5602_write_bridge(sd, res_init_ov9650[i][1],
res_init_ov9650[i][2]);
else if (res_init_ov9650[i][0] == SENSOR) {
- u8 data = res_init_ov9650[i][2];
+ data = res_init_ov9650[i][2];
err = m5602_write_sensor(sd,
res_init_ov9650[i][1], &data, 1);
}
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
index a27afeb..aa2f3c7e 100644
--- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
+++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
@@ -525,7 +525,10 @@
err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
if (err < 0)
return err;
- data = (data & 0xfe) | !val;
+ if (val)
+ data &= 0xfe;
+ else
+ data |= 0x01;
err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
return err;
}
@@ -570,7 +573,10 @@
err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
if (err < 0)
return err;
- data = (data & 0xfe) | !val;
+ if (val)
+ data &= 0xfe;
+ else
+ data |= 0x01;
err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
return err;
}
diff --git a/drivers/media/video/gspca/mr97310a.c b/drivers/media/video/gspca/mr97310a.c
index 126d968..9154870 100644
--- a/drivers/media/video/gspca/mr97310a.c
+++ b/drivers/media/video/gspca/mr97310a.c
@@ -67,7 +67,7 @@
MODULE_LICENSE("GPL");
/* global parameters */
-int force_sensor_type = -1;
+static int force_sensor_type = -1;
module_param(force_sensor_type, int, 0644);
MODULE_PARM_DESC(force_sensor_type, "Force sensor type (-1 (auto), 0 or 1)");
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c
index ad9ec33..b4f9657 100644
--- a/drivers/media/video/gspca/ov519.c
+++ b/drivers/media/video/gspca/ov519.c
@@ -1982,7 +1982,7 @@
{
int ret;
- *((u32 *)sd->gspca_dev.usb_buf) = __cpu_to_le32(value);
+ *((__le32 *) sd->gspca_dev.usb_buf) = __cpu_to_le32(value);
ret = usb_control_msg(sd->gspca_dev.dev,
usb_sndctrlpipe(sd->gspca_dev.dev, 0),
@@ -2021,9 +2021,9 @@
if (rc < 0)
return rc;
- do
+ do {
rc = reg_r(sd, R511_I2C_CTL);
- while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
+ } while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
if (rc < 0)
return rc;
@@ -2055,9 +2055,9 @@
if (rc < 0)
return rc;
- do
+ do {
rc = reg_r(sd, R511_I2C_CTL);
- while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
+ } while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
if (rc < 0)
return rc;
@@ -2081,9 +2081,9 @@
if (rc < 0)
return rc;
- do
+ do {
rc = reg_r(sd, R511_I2C_CTL);
- while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
+ } while (rc > 0 && ((rc & 1) == 0)); /* Retry until idle */
if (rc < 0)
return rc;
diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c
index a3d8f46..4cff803 100644
--- a/drivers/media/video/gspca/sn9c20x.c
+++ b/drivers/media/video/gspca/sn9c20x.c
@@ -1158,7 +1158,7 @@
return i2c_w(gspca_dev, row);
}
-int i2c_r1(struct gspca_dev *gspca_dev, u8 reg, u8 *val)
+static int i2c_r1(struct gspca_dev *gspca_dev, u8 reg, u8 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 row[8];
@@ -1183,7 +1183,7 @@
return 0;
}
-int i2c_r2(struct gspca_dev *gspca_dev, u8 reg, u16 *val)
+static int i2c_r2(struct gspca_dev *gspca_dev, u8 reg, u16 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 row[8];
@@ -2175,8 +2175,7 @@
}
#define HW_WIN(mode, hstart, vstart) \
-((const u8 []){hstart & 0xff, hstart >> 8, \
-vstart & 0xff, vstart >> 8, \
+((const u8 []){hstart, 0, vstart, 0, \
(mode & MODE_SXGA ? 1280 >> 4 : 640 >> 4), \
(mode & MODE_SXGA ? 1024 >> 3 : 480 >> 3)})