On Sun, Jan 12, 2025 at 12:57:31AM +0530, Aradhya Bhatia wrote:
> From: Aradhya Bhatia <a-bhat...@ti.com>
>
> Allow the D-Phy config checks to use mode->clock instead of
> mode->crtc_clock during mode_valid checks, like everywhere else in the
> driver.
Please describe why, not what.
>
> Fixes: fced5a364dee ("drm/bridge: cdns: Convert to phy framework")
> Reviewed-by: Tomi Valkeinen <tomi.valkei...@ideasonboard.com>
> Signed-off-by: Aradhya Bhatia <a-bhat...@ti.com>
> Signed-off-by: Aradhya Bhatia <aradhya.bha...@linux.dev>
> ---
> drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
> b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
> index 3b3c45df1399..9c743fde2861 100644
> --- a/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
> +++ b/drivers/gpu/drm/bridge/cadence/cdns-dsi-core.c
> @@ -568,13 +568,14 @@ static int cdns_dsi_check_conf(struct cdns_dsi *dsi,
> struct phy_configure_opts_mipi_dphy *phy_cfg =
> &output->phy_opts.mipi_dphy;
> unsigned long dsi_hss_hsa_hse_hbp;
> unsigned int nlanes = output->dev->lanes;
> + int mode_clock = (mode_valid_check ? mode->clock : mode->crtc_clock);
> int ret;
>
> ret = cdns_dsi_mode2cfg(dsi, mode, dsi_cfg, mode_valid_check);
> if (ret)
> return ret;
>
> - phy_mipi_dphy_get_default_config(mode->crtc_clock * 1000,
> + phy_mipi_dphy_get_default_config(mode_clock * 1000,
>
> mipi_dsi_pixel_format_to_bpp(output->dev->format),
> nlanes, phy_cfg);
>
> --
> 2.34.1
>
--
With best wishes
Dmitry
