From: José Roberto de Souza Date: Thu, 17 Jan 2019 20:55:45 +0000 (-0800) Subject: drm/i915/psr: Allow PSR2 to be enabled when debugfs asks X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=235ca26fc799d78522ea00dc13c54b3c3488151a;p=openwrt%2Fstaging%2Fblogic.git drm/i915/psr: Allow PSR2 to be enabled when debugfs asks For now PSR2 is still disabled by default for all platforms but is our intention to let debugfs to enable it for debug and tests proporses, so intel_psr2_enabled() that is also used by debugfs to decide if PSR2 is going to be enabled needs to take in consideration the debug field. v2: Using the switch/case that intel_psr2_enabled() already had to handle this(DK) Cc: Dhinakaran Pandiyan Cc: Rodrigo Vivi Reviewed-by: Dhinakaran Pandiyan Signed-off-by: José Roberto de Souza Link: https://patchwork.freedesktop.org/patch/msgid/20190117205548.28378-1-jose.souza@intel.com --- diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 8dbf26c212cc..84a0fb981561 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -70,17 +70,17 @@ static bool psr_global_enabled(u32 debug) static bool intel_psr2_enabled(struct drm_i915_private *dev_priv, const struct intel_crtc_state *crtc_state) { - /* Disable PSR2 by default for all platforms */ - if (i915_modparams.enable_psr == -1) - return false; - /* Cannot enable DSC and PSR2 simultaneously */ WARN_ON(crtc_state->dsc_params.compression_enable && crtc_state->has_psr2); switch (dev_priv->psr.debug & I915_PSR_DEBUG_MODE_MASK) { + case I915_PSR_DEBUG_DISABLE: case I915_PSR_DEBUG_FORCE_PSR1: return false; + case I915_PSR_DEBUG_DEFAULT: + if (i915_modparams.enable_psr <= 0) + return false; default: return crtc_state->has_psr2; }