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authorLinus Torvalds <torvalds@linux-foundation.org>2023-03-26 10:22:44 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2023-03-26 10:22:44 -0700
commit0ec57cfa721fbd36b4c4c0d9ccc5d78a78f7fa35 (patch)
treed5fa60d39435ab8042e31420a6d3769b0c007aaf /drivers/usb/dwc2/platform.c
parent18940c888c85fd7527375343bd4fcc94a540c69c (diff)
parent5021383242ada277a38bd052a4c12ed4707faccb (diff)
Merge tag 'usb-6.3-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB / Thunderbolt driver fixes from Greg KH: "Here are a small set of USB and Thunderbolt driver fixes for reported problems and a documentation update, for 6.3-rc4. Included in here are: - documentation update for uvc gadget driver - small thunderbolt driver fixes - cdns3 driver fixes - dwc3 driver fixes - dwc2 driver fixes - chipidea driver fixes - typec driver fixes - onboard_usb_hub device id updates - quirk updates All of these have been in linux-next with no reported problems" * tag 'usb-6.3-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (30 commits) usb: dwc2: fix a race, don't power off/on phy for dual-role mode usb: dwc2: fix a devres leak in hw_enable upon suspend resume usb: chipidea: core: fix possible concurrent when switch role usb: chipdea: core: fix return -EINVAL if request role is the same with current role thunderbolt: Rename shadowed variables bit to interrupt_bit and auto_clear_bit thunderbolt: Disable interrupt auto clear for rings thunderbolt: Use const qualifier for `ring_interrupt_index` usb: gadget: Use correct endianness of the wLength field for WebUSB uas: Add US_FL_NO_REPORT_OPCODES for JMicron JMS583Gen 2 usb: cdnsp: changes PCI Device ID to fix conflict with CNDS3 driver usb: cdns3: Fix issue with using incorrect PCI device function usb: cdnsp: Fixes issue with redundant Status Stage MAINTAINERS: make me a reviewer of USB/IP thunderbolt: Use scale field when allocating USB3 bandwidth thunderbolt: Limit USB3 bandwidth of certain Intel USB4 host routers thunderbolt: Call tb_check_quirks() after initializing adapters thunderbolt: Add missing UNSET_INBOUND_SBTX for retimer access thunderbolt: Fix memory leak in margining usb: dwc2: drd: fix inconsistent mode if role-switch-default-mode="host" docs: usb: Add documentation for the UVC Gadget ...
Diffstat (limited to 'drivers/usb/dwc2/platform.c')
-rw-r--r--drivers/usb/dwc2/platform.c19
1 files changed, 3 insertions, 16 deletions
diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
index 23ef75996823..d1589ba7d322 100644
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -91,13 +91,6 @@ static int dwc2_get_dr_mode(struct dwc2_hsotg *hsotg)
return 0;
}
-static void __dwc2_disable_regulators(void *data)
-{
- struct dwc2_hsotg *hsotg = data;
-
- regulator_bulk_disable(ARRAY_SIZE(hsotg->supplies), hsotg->supplies);
-}
-
static int __dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg)
{
struct platform_device *pdev = to_platform_device(hsotg->dev);
@@ -108,11 +101,6 @@ static int __dwc2_lowlevel_hw_enable(struct dwc2_hsotg *hsotg)
if (ret)
return ret;
- ret = devm_add_action_or_reset(&pdev->dev,
- __dwc2_disable_regulators, hsotg);
- if (ret)
- return ret;
-
if (hsotg->clk) {
ret = clk_prepare_enable(hsotg->clk);
if (ret)
@@ -168,7 +156,7 @@ static int __dwc2_lowlevel_hw_disable(struct dwc2_hsotg *hsotg)
if (hsotg->clk)
clk_disable_unprepare(hsotg->clk);
- return 0;
+ return regulator_bulk_disable(ARRAY_SIZE(hsotg->supplies), hsotg->supplies);
}
/**
@@ -576,8 +564,7 @@ static int dwc2_driver_probe(struct platform_device *dev)
dwc2_debugfs_init(hsotg);
/* Gadget code manages lowlevel hw on its own */
- if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL ||
- (hsotg->dr_mode == USB_DR_MODE_OTG && dwc2_is_device_mode(hsotg)))
+ if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL)
dwc2_lowlevel_hw_disable(hsotg);
#if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \
@@ -608,7 +595,7 @@ error_init:
if (hsotg->params.activate_stm_id_vb_detection)
regulator_disable(hsotg->usb33d);
error:
- if (hsotg->dr_mode != USB_DR_MODE_PERIPHERAL)
+ if (hsotg->ll_hw_enabled)
dwc2_lowlevel_hw_disable(hsotg);
return retval;
}