Re: [PATCH v4 4/4] media: platform: synopsys: Add support for hdmi input driver

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



…
> +++ b/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c
> @@ -0,0 +1,2763 @@
…
> +static void hdmirx_writel(struct snps_hdmirx_dev *hdmirx_dev, int reg, u32 val)
> +{
…
> +	spin_lock_irqsave(&hdmirx_dev->rst_lock, lock_flags);
> +	writel(val, hdmirx_dev->regs + reg);
> +	spin_unlock_irqrestore(&hdmirx_dev->rst_lock, lock_flags);
> +}
…

Under which circumstances would you become interested to apply a statement
like “guard(spinlock_irqsave)(&hdmirx_dev->rst_lock);”?
https://elixir.bootlin.com/linux/v6.10/source/include/linux/spinlock.h#L574

Regards,
Markus





[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux