diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-04-08 10:35:30 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-04-08 10:35:30 +0200 |
commit | 5ea472a77f8e4811ceee3f44a9deda6ad6e8b789 (patch) | |
tree | a9ec5019e2b666a19874fc344ffb0dd5da6bce94 /drivers/media/video/gspca/m5602/m5602_core.c | |
parent | 6c009ecef8cca28c7c09eb16d0802e37915a76e1 (diff) | |
parent | 577c9c456f0e1371cbade38eaf91ae8e8a308555 (diff) |
Merge commit 'v2.6.30-rc1' into perfcounters/core
Conflicts:
arch/powerpc/include/asm/systbl.h
arch/powerpc/include/asm/unistd.h
include/linux/init_task.h
Merge reason: the conflicts are non-trivial: PowerPC placement
of sys_perf_counter_open has to be mixed with the
new preadv/pwrite syscalls.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/media/video/gspca/m5602/m5602_core.c')
-rw-r--r-- | drivers/media/video/gspca/m5602/m5602_core.c | 36 |
1 files changed, 25 insertions, 11 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_core.c b/drivers/media/video/gspca/m5602/m5602_core.c index b35e4838a6e..1aac2985fee 100644 --- a/drivers/media/video/gspca/m5602/m5602_core.c +++ b/drivers/media/video/gspca/m5602/m5602_core.c @@ -51,7 +51,7 @@ int m5602_read_bridge(struct sd *sd, u8 address, u8 *i2c_data) address, *i2c_data); /* usb_control_msg(...) returns the number of bytes sent upon success, - mask that and return zero upon success instead*/ + mask that and return zero instead*/ return (err < 0) ? err : 0; } @@ -76,7 +76,7 @@ int m5602_write_bridge(struct sd *sd, u8 address, u8 i2c_data) 4, M5602_URB_MSG_TIMEOUT); /* usb_control_msg(...) returns the number of bytes sent upon success, - mask that and return zero upon success instead */ + mask that and return zero instead */ return (err < 0) ? err : 0; } @@ -92,29 +92,29 @@ int m5602_read_sensor(struct sd *sd, const u8 address, err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data); } while ((*i2c_data & I2C_BUSY) && !err); if (err < 0) - goto out; + return err; err = m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR, sd->sensor->i2c_slave_id); if (err < 0) - goto out; + return err; err = m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address); if (err < 0) - goto out; + return err; if (sd->sensor->i2c_regW == 1) { err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, len); if (err < 0) - goto out; + return err; err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x08); if (err < 0) - goto out; + return err; } else { err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x18 + len); if (err < 0) - goto out; + return err; } for (i = 0; (i < len) && !err; i++) { @@ -123,7 +123,6 @@ int m5602_read_sensor(struct sd *sd, const u8 address, PDEBUG(D_CONF, "Reading sensor register " "0x%x containing 0x%x ", address, *i2c_data); } -out: return err; } @@ -310,7 +309,11 @@ static void m5602_urb_complete(struct gspca_dev *gspca_dev, static void m5602_stop_transfer(struct gspca_dev *gspca_dev) { - /* Is there are a command to stop a data transfer? */ + struct sd *sd = (struct sd *) gspca_dev; + + /* Run the sensor specific end transfer sequence */ + if (sd->sensor->stop) + sd->sensor->stop(sd); } /* sub-driver description, the ctrl and nctrl is filled at probe time */ @@ -359,6 +362,17 @@ static int m5602_probe(struct usb_interface *intf, THIS_MODULE); } +void m5602_disconnect(struct usb_interface *intf) +{ + struct gspca_dev *gspca_dev = usb_get_intfdata(intf); + struct sd *sd = (struct sd *) gspca_dev; + + if (sd->sensor->disconnect) + sd->sensor->disconnect(sd); + + gspca_disconnect(intf); +} + static struct usb_driver sd_driver = { .name = MODULE_NAME, .id_table = m5602_table, @@ -367,7 +381,7 @@ static struct usb_driver sd_driver = { .suspend = gspca_suspend, .resume = gspca_resume, #endif - .disconnect = gspca_disconnect + .disconnect = m5602_disconnect }; /* -- module insert / remove -- */ |