On Thu, 2021-02-04 at 09:58 -0800, José Roberto de Souza wrote:
> From: Edmund Dea <edmund.j.dea@xxxxxxxxx>
>
> While JSL and EHL eDP transcoder supports PSR2, the phy of this
> platforms only supports eDP 1.3, so removing PSR2 support as this
> feature was added in eDP 1.4.
Just sent a patch from Edmund with a minor commit message tweaks, so I guess my rvb is valid if not please let me know.
Reviewed-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
>
> Signed-off-by: Edmund Dea <edmund.j.dea@xxxxxxxxx>
> Signed-off-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_psr.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
> index 2c365b778f74..cccb8aff4336 100644
> --- a/drivers/gpu/drm/i915/display/intel_psr.c
> +++ b/drivers/gpu/drm/i915/display/intel_psr.c
> @@ -718,6 +718,12 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp,
> if (!dev_priv->psr.sink_psr2_support)
> return false;
>
>
>
>
> + /* JSL and EHL only supports eDP 1.3 */
> + if (IS_JSL_EHL(dev_priv)) {
> + drm_dbg_kms(&dev_priv->drm, "PSR2 not supported by phy\n");
> + return false;
> + }
> +
> if (!transcoder_has_psr2(dev_priv, crtc_state->cpu_transcoder)) {
> drm_dbg_kms(&dev_priv->drm,
> "PSR2 not supported in transcoder %s\n",
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