diff options
author | Thomas Zimmermann <tzimmermann@suse.de> | 2024-02-07 13:01:19 +0100 |
---|---|---|
committer | Thomas Zimmermann <tzimmermann@suse.de> | 2024-02-07 13:02:20 +0100 |
commit | 0e85f1ae4ac6dae238b0f35232d1aa52e1b6943f (patch) | |
tree | 75b387bc359637c15b90ababb1ff073ca68b5bd8 /drivers/usb/chipidea/core.c | |
parent | 2c8ba564a42c7418a726367c73d7c88454848fdc (diff) | |
parent | f8e4806e0dfa8796b3d7076a7fe054455a59c38b (diff) |
Merge drm/drm-next into drm-misc-next
Backmerging to update drm-misc-next to the state of v6.8-rc3. Also
fixes a build problem with xe.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers/usb/chipidea/core.c')
-rw-r--r-- | drivers/usb/chipidea/core.c | 44 |
1 files changed, 24 insertions, 20 deletions
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 41014f93cfdf..835bf2428dc6 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -856,6 +856,27 @@ static int ci_extcon_register(struct ci_hdrc *ci) return 0; } +static void ci_power_lost_work(struct work_struct *work) +{ + struct ci_hdrc *ci = container_of(work, struct ci_hdrc, power_lost_work); + enum ci_role role; + + disable_irq_nosync(ci->irq); + pm_runtime_get_sync(ci->dev); + if (!ci_otg_is_fsm_mode(ci)) { + role = ci_get_role(ci); + + if (ci->role != role) { + ci_handle_id_switch(ci); + } else if (role == CI_ROLE_GADGET) { + if (ci->is_otg && hw_read_otgsc(ci, OTGSC_BSV)) + usb_gadget_vbus_connect(&ci->gadget); + } + } + pm_runtime_put_sync(ci->dev); + enable_irq(ci->irq); +} + static DEFINE_IDA(ci_ida); struct platform_device *ci_hdrc_add_device(struct device *dev, @@ -1045,6 +1066,8 @@ static int ci_hdrc_probe(struct platform_device *pdev) spin_lock_init(&ci->lock); mutex_init(&ci->mutex); + INIT_WORK(&ci->power_lost_work, ci_power_lost_work); + ci->dev = dev; ci->platdata = dev_get_platdata(dev); ci->imx28_write_fix = !!(ci->platdata->flags & @@ -1396,25 +1419,6 @@ static int ci_suspend(struct device *dev) return 0; } -static void ci_handle_power_lost(struct ci_hdrc *ci) -{ - enum ci_role role; - - disable_irq_nosync(ci->irq); - if (!ci_otg_is_fsm_mode(ci)) { - role = ci_get_role(ci); - - if (ci->role != role) { - ci_handle_id_switch(ci); - } else if (role == CI_ROLE_GADGET) { - if (ci->is_otg && hw_read_otgsc(ci, OTGSC_BSV)) - usb_gadget_vbus_connect(&ci->gadget); - } - } - - enable_irq(ci->irq); -} - static int ci_resume(struct device *dev) { struct ci_hdrc *ci = dev_get_drvdata(dev); @@ -1446,7 +1450,7 @@ static int ci_resume(struct device *dev) ci_role(ci)->resume(ci, power_lost); if (power_lost) - ci_handle_power_lost(ci); + queue_work(system_freezable_wq, &ci->power_lost_work); if (ci->supports_runtime_pm) { pm_runtime_disable(dev); |