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| author | Zeng Chi <zengchi@kylinos.cn> | 2026-09-21 18:24:42 +0800 |
|---|---|---|
| committer | Sean Christopherson <seanjc@google.com> | 2026-09-22 08:36:16 -0700 |
| commit | 119e9db233ad0f4cbd4cfb9f9385a7bca378b37d (patch) | |
| tree | 660d50d4139cb750fbde1ae3432452c20726c99d /drivers/usb/phy/phy-generic.h | |
| download | linux-stable-119e9db233ad0f4cbd4cfb9f9385a7bca378b37d.tar.gz linux-stable-119e9db233ad0f4cbd4cfb9f9385a7bca378b37d.zip | |
KVM: Don't pre-reserve xarray entries when storing empty/NULL attributesgrafted
Skip the xarray reservation loop when clearing all memory attributes, as
storing NULL only erases the entry and never needs to allocate, so no
reservation (and no cleanup of a failed one) is required in that case.
Suggested-by: Sean Christopherson <seanjc@google.com>
Cc: David Ballesteros <davimaba.v@proton.me>
Signed-off-by: Zeng Chi <zengchi@kylinos.cn>
Link: https://patch.msgid.link/20260921102442.1232375-1-zeng_chi911@163.com
[sean: split to separate patch]
Signed-off-by: Sean Christopherson <seanjc@google.com>
Diffstat (limited to 'drivers/usb/phy/phy-generic.h')
| -rw-r--r-- | drivers/usb/phy/phy-generic.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/usb/phy/phy-generic.h b/drivers/usb/phy/phy-generic.h new file mode 100644 index 000000000..7ee80211a --- /dev/null +++ b/drivers/usb/phy/phy-generic.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _PHY_GENERIC_H_ +#define _PHY_GENERIC_H_ + +#include <linux/usb/usb_phy_generic.h> +#include <linux/gpio/consumer.h> +#include <linux/regulator/consumer.h> + +struct usb_phy_generic { + struct usb_phy phy; + struct device *dev; + struct clk *clk; + struct regulator *vcc; + struct gpio_desc *gpiod_reset; + struct gpio_desc *gpiod_vbus; + struct regulator *vbus_draw; + bool vbus_draw_enabled; + unsigned long mA; + unsigned int vbus; +}; + +int usb_gen_phy_init(struct usb_phy *phy); +void usb_gen_phy_shutdown(struct usb_phy *phy); + +int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop); + +#endif |