diff options
author | Marc Dietrich <marvin24@gmx.de> | 2013-04-29 23:14:52 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-13 17:51:38 -0400 |
commit | d398f56ed7ddf8a2f3ffdd15323bc31296d14c5d (patch) | |
tree | 7ca3e3210a3f775b7277d9e0c34b3a0faa42211c /drivers | |
parent | 218468f40d08600803ecb389c8b5139bbf736fa4 (diff) | |
download | op-kernel-dev-d398f56ed7ddf8a2f3ffdd15323bc31296d14c5d.zip op-kernel-dev-d398f56ed7ddf8a2f3ffdd15323bc31296d14c5d.tar.gz |
staging: nvec: cleanup childs on remove
Disable device functions and unregister notifier if available. The
serio device must not be "kzallocated". Otherwise serio_unregister_port
will fail because the device is already freed.
Signed-off-by: Marc Dietrich <marvin24@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/staging/nvec/nvec.c | 5 | ||||
-rw-r--r-- | drivers/staging/nvec/nvec_kbd.c | 9 | ||||
-rw-r--r-- | drivers/staging/nvec/nvec_power.c | 1 | ||||
-rw-r--r-- | drivers/staging/nvec/nvec_ps2.c | 7 |
4 files changed, 19 insertions, 3 deletions
diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c index a7800de..131b08d 100644 --- a/drivers/staging/nvec/nvec.c +++ b/drivers/staging/nvec/nvec.c @@ -829,7 +829,7 @@ static int tegra_nvec_probe(struct platform_device *pdev) return -ENODEV; } - i2c_clk = clk_get(&pdev->dev, "div-clk"); + i2c_clk = devm_clk_get(&pdev->dev, "div-clk"); if (IS_ERR(i2c_clk)) { dev_err(nvec->dev, "failed to get controller clock\n"); return -ENODEV; @@ -916,8 +916,11 @@ static int tegra_nvec_remove(struct platform_device *pdev) nvec_toggle_global_events(nvec, false); mfd_remove_devices(nvec->dev); + nvec_unregister_notifier(nvec, &nvec->nvec_status_notifier); cancel_work_sync(&nvec->rx_work); cancel_work_sync(&nvec->tx_work); + /* FIXME: needs check wether nvec is responsible for power off */ + pm_power_off = NULL; return 0; } diff --git a/drivers/staging/nvec/nvec_kbd.c b/drivers/staging/nvec/nvec_kbd.c index fdbe0f3..a0ec52a 100644 --- a/drivers/staging/nvec/nvec_kbd.c +++ b/drivers/staging/nvec/nvec_kbd.c @@ -169,8 +169,15 @@ fail: static int nvec_kbd_remove(struct platform_device *pdev) { + struct nvec_chip *nvec = dev_get_drvdata(pdev->dev.parent); + char disable_kbd[] = { NVEC_KBD, DISABLE_KBD }, + uncnfg_wake_key_reporting[] = { NVEC_KBD, CNFG_WAKE_KEY_REPORTING, + false }; + nvec_write_async(nvec, uncnfg_wake_key_reporting, 3); + nvec_write_async(nvec, disable_kbd, 2); + nvec_unregister_notifier(nvec, &keys_dev.notifier); + input_unregister_device(keys_dev.input); - input_free_device(keys_dev.input); return 0; } diff --git a/drivers/staging/nvec/nvec_power.c b/drivers/staging/nvec/nvec_power.c index 296f7b9..aacfcd6 100644 --- a/drivers/staging/nvec/nvec_power.c +++ b/drivers/staging/nvec/nvec_power.c @@ -414,6 +414,7 @@ static int nvec_power_remove(struct platform_device *pdev) struct nvec_power *power = platform_get_drvdata(pdev); cancel_delayed_work_sync(&power->poller); + nvec_unregister_notifier(power->nvec, &power->notifier); switch (pdev->id) { case AC: power_supply_unregister(&nvec_psy); diff --git a/drivers/staging/nvec/nvec_ps2.c b/drivers/staging/nvec/nvec_ps2.c index abb03f0..06dbb02 100644 --- a/drivers/staging/nvec/nvec_ps2.c +++ b/drivers/staging/nvec/nvec_ps2.c @@ -106,7 +106,7 @@ static int nvec_mouse_probe(struct platform_device *pdev) struct serio *ser_dev; char mouse_reset[] = { NVEC_PS2, SEND_COMMAND, PSMOUSE_RST, 3 }; - ser_dev = devm_kzalloc(&pdev->dev, sizeof(struct serio), GFP_KERNEL); + ser_dev = kzalloc(sizeof(struct serio), GFP_KERNEL); if (ser_dev == NULL) return -ENOMEM; @@ -133,6 +133,11 @@ static int nvec_mouse_probe(struct platform_device *pdev) static int nvec_mouse_remove(struct platform_device *pdev) { + struct nvec_chip *nvec = dev_get_drvdata(pdev->dev.parent); + + ps2_sendcommand(ps2_dev.ser_dev, DISABLE_MOUSE); + ps2_stopstreaming(ps2_dev.ser_dev); + nvec_unregister_notifier(nvec, &ps2_dev.notifier); serio_unregister_port(ps2_dev.ser_dev); return 0; |