[PATCH 1/2] drm/i915/psr: Add return bool value for hsw_activate_psr1

[Suraj Kandpal]

Convert hsw_activate_psr1 from void to bool as going forward
there is a chance psr1 is not enabled.

Signed-off-by: Suraj Kandpal <suraj.kand...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c 
b/drivers/gpu/drm/i915/display/intel_psr.c
index 4a4124a92a0d..6fc88f6c6b26 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -811,7 +811,7 @@ static u8 psr_compute_idle_frames(struct intel_dp *intel_dp)
        return idle_frames;
 }
 
-static void hsw_activate_psr1(struct intel_dp *intel_dp)
+static bool hsw_activate_psr1(struct intel_dp *intel_dp)
 {
        struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
        enum transcoder cpu_transcoder = intel_dp->psr.transcoder;
@@ -839,6 +839,8 @@ static void hsw_activate_psr1(struct intel_dp *intel_dp)
 
        intel_de_rmw(dev_priv, psr_ctl_reg(dev_priv, cpu_transcoder),
                     ~EDP_PSR_RESTORE_PSR_ACTIVE_CTX_MASK, val);
+
+       return true;
 }
 
 static u32 intel_psr2_get_tp_time(struct intel_dp *intel_dp)
@@ -1540,6 +1542,7 @@ static void intel_psr_activate(struct intel_dp *intel_dp)
 {
        struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
        enum transcoder cpu_transcoder = intel_dp->psr.transcoder;
+       bool ret = true;
 
        drm_WARN_ON(&dev_priv->drm,
                    transcoder_has_psr2(dev_priv, cpu_transcoder) &&
@@ -1558,9 +1561,9 @@ static void intel_psr_activate(struct intel_dp *intel_dp)
        else if (intel_dp->psr.sel_update_enabled)
                hsw_activate_psr2(intel_dp);
        else
-               hsw_activate_psr1(intel_dp);
+               ret = hsw_activate_psr1(intel_dp);
 
-       intel_dp->psr.active = true;
+       intel_dp->psr.active = ret;
 }
 
 static u32 wa_16013835468_bit_get(struct intel_dp *intel_dp)
-- 
2.43.2