[PATCH v0 07/10] phy: freescale: add Samsung HDMI PHY

Maxime Ripard maxime at cerno.tech
Mon Apr 11 11:59:22 UTC 2022


Hi Lucas,

On Wed, Apr 06, 2022 at 06:01:20PM +0200, Lucas Stach wrote:
> +static unsigned long phy_clk_recalc_rate(struct clk_hw *hw,
> +					 unsigned long parent_rate)
> +{
> +	struct fsl_samsung_hdmi_phy *phy = to_fsl_samsung_hdmi_phy(hw);
> +
> +	if (!phy->cur_cfg)
> +		return 0;
> +
> +	return phy->cur_cfg->clk_rate;
> +}

This means that the clock will return 0 at initialization, which will
throw the rate accounting in the CCF off.

Returning 0 here isn't valid. Surely that phy has a default
configuration at boot that you could use to initialize a rate?

See https://lore.kernel.org/linux-clk/20220408091037.2041955-1-maxime@cerno.tech/

Maxime
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 228 bytes
Desc: not available
URL: <https://lists.freedesktop.org/archives/dri-devel/attachments/20220411/9ece5d39/attachment.sig>


More information about the dri-devel mailing list