Re: [RFC PATCH v5 6/9] media: tegra: Add Tegra210 Video input driver

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

 



23.03.2020 20:52, Sowjanya Komatineni пишет:
> +static void tegra_channel_vi_soft_reset(struct tegra_vi_channel *chan)
> +{
> +	/* disable clock gating to enable continuous clock */
> +	tegra_vi_write(chan, TEGRA_VI_CFG_CG_CTRL, 0);
> +	/*
> +	 * Soft reset memory client interface, pixel format logic, sensor
> +	 * control logic, and a shadow copy logic to bring VI to clean state.
> +	 */
> +	vi_csi_write(chan, TEGRA_VI_CSI_SW_RESET, 0xf);
> +	usleep_range(100, 200);
> +	vi_csi_write(chan, TEGRA_VI_CSI_SW_RESET, 0x0);

Is it safe to reset MCCIF without blocking and flushing memory requests
at first?



[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