From: Mitul Golani Date: Mon, 20 Jan 2025 17:22:02 +0000 (+0530) Subject: drm/i915/scaler: Add and compute scaling factors X-Git-Tag: v6.15-rc1~120^2~16^2~188 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=8c27c4e90e3670970f51bf35051c58bf5b05ed49;p=linux.git drm/i915/scaler: Add and compute scaling factors Add scaling factors to scaler_state for a particular scaler user. These factors will be used later to compute scaler prefill latency. Currently, only plane scaling factors are stored, but the same members can later be extended to store pipe scaling factors as well. --v2: - Rephrase commit message. [Ankit] - Corrects typos. [Ankit] Signed-off-by: Mitul Golani Reviewed-by: Ankit Nautiyal Signed-off-by: Ankit Nautiyal Link: https://patchwork.freedesktop.org/patch/msgid/20250120172209.188488-2-mitulkumar.ajitkumar.golani@intel.com --- diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 96429201b8a0..cb51b7936f93 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -711,6 +711,8 @@ struct intel_initial_plane_config { struct intel_scaler { u32 mode; bool in_use; + int hscale; + int vscale; }; struct intel_crtc_scaler_state { diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index 515196e03b93..b960cba31043 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -434,6 +434,9 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat return -EINVAL; } + + scaler_state->scalers[*scaler_id].hscale = hscale; + scaler_state->scalers[*scaler_id].vscale = vscale; } drm_dbg_kms(display->drm, "[CRTC:%d:%s] attached scaler id %u.%u to %s:%d\n",