| Message ID | 20250308-phy-sam-hdptx-bpc-v5-9-35087287f9d1@collabora.com |
|---|---|
| State | New |
| Headers | show |
| Series | phy: rockchip: samsung-hdptx: Support high color depth management | expand |
On Sat, 8 Mar 2025 at 14:21, Cristian Ciocaltea <cristian.ciocaltea@collabora.com> wrote: > > Implement the phy_ops.validate() callback to allow checking the PHY > configuration parameters without actually applying them. > > Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> > --- > drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
diff --git a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c index 04c344394cbea89150bc4432cf26530fa9d71678..0e1391b4c8bdb9cd0facfc80999929700579d667 100644 --- a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c +++ b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c @@ -1797,10 +1797,22 @@ static int rk_hdptx_phy_configure(struct phy *phy, union phy_configure_opts *opt return 0; } +static int rk_hdptx_phy_validate(struct phy *phy, enum phy_mode mode, + int submode, union phy_configure_opts *opts) +{ + struct rk_hdptx_phy *hdptx = phy_get_drvdata(phy); + + if (mode != PHY_MODE_DP) + return rk_hdptx_phy_verify_hdmi_config(hdptx, &opts->hdmi); + + return rk_hdptx_phy_verify_dp_config(hdptx, &opts->dp); +} + static const struct phy_ops rk_hdptx_phy_ops = { .power_on = rk_hdptx_phy_power_on, .power_off = rk_hdptx_phy_power_off, .configure = rk_hdptx_phy_configure, + .validate = rk_hdptx_phy_validate, .owner = THIS_MODULE, };
Implement the phy_ops.validate() callback to allow checking the PHY configuration parameters without actually applying them. Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com> --- drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)