-----Original Message-----
From: Intel-gfx <intel-gfx-boun...@lists.freedesktop.org> On Behalf Of Mitul
Golani
Sent: Tuesday, October 1, 2024 6:47 AM
To: intel-gfx@lists.freedesktop.org
Cc: Nikula, Jani <jani.nik...@intel.com>; Syrjala, Ville
<ville.syrj...@intel.com>; Nautiyal, Ankit K <ankit.k.nauti...@intel.com>;
Shankar, Uma <uma.shan...@intel.com>
Subject: [PATCH v13 1/3] drm/i915/vrr: Add helper to check if vrr possible
>
> Add helper to check if vrr is possible based on flipline
> is computed.
>
> Signed-off-by: Mitul Golani <mitulkumar.ajitkumar.gol...@intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_vrr.c | 7 ++++++-
> drivers/gpu/drm/i915/display/intel_vrr.h | 1 +
> 2 files changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_vrr.c
> b/drivers/gpu/drm/i915/display/intel_vrr.c
> index 9a51f5bac307..79db30e31324 100644
> --- a/drivers/gpu/drm/i915/display/intel_vrr.c
> +++ b/drivers/gpu/drm/i915/display/intel_vrr.c
> @@ -56,6 +56,11 @@ bool intel_vrr_is_in_range(struct intel_connector
> *connector, int vrefresh)
> vrefresh <= info->monitor_range.max_vfreq;
> }
>
> +bool intel_vrr_possible(const struct intel_crtc_state *crtc_state)
> +{
> + return (crtc_state->vrr.flipline) ? true : false;
I think this can be compressed to:
"""
return !!(crtc_state->vrr.flipline);
"""
But otherwise:
Reviewed-by: Jonathan Cavitt <jonathan.cav...@intel.com>
-Jonathan Cavitt
> +}
> +
> void
> intel_vrr_check_modeset(struct intel_atomic_state *state)
> {
> @@ -281,7 +286,7 @@ void intel_vrr_set_transcoder_timings(const struct
> intel_crtc_state *crtc_state)
> intel_de_rmw(display, CHICKEN_TRANS(cpu_transcoder),
> 0, PIPE_VBLANK_WITH_DELAY);
>
> - if (!crtc_state->vrr.flipline) {
> + if (!intel_vrr_possible(crtc_state)) {
> intel_de_write(display,
> TRANS_VRR_CTL(display, cpu_transcoder), 0);
> return;
> diff --git a/drivers/gpu/drm/i915/display/intel_vrr.h
> b/drivers/gpu/drm/i915/display/intel_vrr.h
> index 89937858200d..af921dda4619 100644
> --- a/drivers/gpu/drm/i915/display/intel_vrr.h
> +++ b/drivers/gpu/drm/i915/display/intel_vrr.h
> @@ -15,6 +15,7 @@ struct intel_crtc_state;
>
> bool intel_vrr_is_capable(struct intel_connector *connector);
> bool intel_vrr_is_in_range(struct intel_connector *connector, int vrefresh);
> +bool intel_vrr_possible(const struct intel_crtc_state *crtc_state);
> void intel_vrr_check_modeset(struct intel_atomic_state *state);
> void intel_vrr_compute_config(struct intel_crtc_state *crtc_state,
> struct drm_connector_state *conn_state);
> --
> 2.46.0
>
>
