[PATCH v9 07/14] USB: typec: tps6598x: Apply patch again after power resume

Abdel Alkuor
2023-10-01T08:15:53Z

TPS25750 PD controller might be powered off externally at power suspend,
after resuming PD controller power back, apply the patch again.

Signed-off-by: Abdel Alkuor <abdelalkuor@geotab.com>
---
Changes in v9:
- No changes
Changes in v8:
- Use device_is_compatible instead of of_device_is_compatible
Changes in v7:
- Add driver name to commit subject
Changes in v6:
- Check tps25750 using is_compatiable device node
Changes in v5:
- Incorporating tps25750 into tps6598x driver
drivers/usb/typec/tipd/core.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c
index 2598433a69cf..32e42798688f 100644
--- a/drivers/usb/typec/tipd/core.c
+++ b/drivers/usb/typec/tipd/core.c
@@ -1203,6 +1203,17 @@ static int __maybe_unused tps6598x_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct tps6598x *tps = i2c_get_clientdata(client);
+ int ret;
+
+ ret = tps6598x_check_mode(tps);
+ if (ret < 0)
+ return ret;
+
+ if (device_is_compatible(tps->dev, "ti,tps25750") && ret == TPS_MODE_PTCH) {
+ ret = tps25750_apply_patch(tps);
+ if (ret)
+ return ret;
+ }

if (tps->wakeup) {
disable_irq_wake(client->irq);
--
2.34.1