struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *i915 = to_i915(crtc->base.dev);
+ if (!i915->params.enable_sagv)
+ return false;
+
if (DISPLAY_VER(i915) >= 12)
return tgl_crtc_can_enable_sagv(crtc_state);
else
};
seq_printf(m, "SAGV available: %s\n", str_yes_no(intel_has_sagv(i915)));
+ seq_printf(m, "SAGV modparam: %s\n", str_enabled_disabled(i915->params.enable_sagv));
seq_printf(m, "SAGV status: %s\n", sagv_status[i915->display.sagv.status]);
seq_printf(m, "SAGV block time: %d usec\n", i915->display.sagv.block_time_us);
"(0=disabled, 1=enabled) "
"Default: 0");
+i915_param_named_unsafe(enable_sagv, bool, 0600,
+ "Enable system agent voltage/frequency scaling (SAGV) (default: true)");
+
i915_param_named_unsafe(force_probe, charp, 0400,
"Force probe options for specified supported devices. "
"See CONFIG_DRM_I915_FORCE_PROBE for details.");
param(bool, enable_dpt, true, 0400) \
param(bool, psr_safest_params, false, 0400) \
param(bool, enable_psr2_sel_fetch, true, 0400) \
+ param(bool, enable_sagv, true, 0600) \
param(int, disable_power_well, -1, 0400) \
param(int, enable_ips, 1, 0600) \
param(int, invert_brightness, 0, 0600) \