drm/i915/display: Replace dc3co_enabled with dc3co_exitline on intel_psr struct

It replaces dc3co_enabled with dc3co_exitline on intel_psr struct.  And
it saves dc3co_exitline, not dc3co_enabled, so we can use dc3co_exitline
without intel_crtc_state on other psr internal function like as
intel_psr_enable_source().

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: José Roberto de Souza <jose.souza@intel.com>
Cc: Anshuman Gupta <anshuman.gupta@intel.com>
Signed-off-by: Gwan-gyeong Mun <gwan-gyeong.mun@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Anshuman Gupta <anshuman.gupta@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210519000625.3184321-12-lucas.demarchi@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 9c0adfc..ce05475 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -1498,7 +1498,7 @@ struct intel_psr {
        bool sink_not_reliable;
        bool irq_aux_error;
        u16 su_x_granularity;
-       bool dc3co_enabled;
+       u32 dc3co_exitline;
        u32 dc3co_exit_delay;
        struct delayed_work dc3co_work;
        struct drm_dp_vsc_sdp vsc;

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 0905386..b9c0a78 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -638,7 +638,7 @@ unlock:
 
 static void tgl_disallow_dc3co_on_psr2_exit(struct intel_dp *intel_dp)
 {
-       if (!intel_dp->psr.dc3co_enabled)
+       if (!intel_dp->psr.dc3co_exitline)
                return;
 
        cancel_delayed_work(&intel_dp->psr.dc3co_work);
@@ -1010,7 +1010,7 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp,
 
        psr_irq_control(intel_dp);
 
-       if (crtc_state->dc3co_exitline) {
+       if (intel_dp->psr.dc3co_exitline) {
                u32 val;
 
                /*
@@ -1019,7 +1019,7 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp,
                 */
                val = intel_de_read(dev_priv, EXITLINE(cpu_transcoder));
                val &= ~EXITLINE_MASK;
-               val |= crtc_state->dc3co_exitline << EXITLINE_SHIFT;
+               val |= intel_dp->psr.dc3co_exitline << EXITLINE_SHIFT;
                val |= EXITLINE_ENABLE;
                intel_de_write(dev_priv, EXITLINE(cpu_transcoder), val);
        }
@@ -1044,11 +1044,11 @@ static void intel_psr_enable_locked(struct intel_dp *intel_dp,
        intel_dp->psr.psr2_enabled = crtc_state->has_psr2;
        intel_dp->psr.busy_frontbuffer_bits = 0;
        intel_dp->psr.pipe = to_intel_crtc(crtc_state->uapi.crtc)->pipe;
-       intel_dp->psr.dc3co_enabled = !!crtc_state->dc3co_exitline;
        intel_dp->psr.transcoder = crtc_state->cpu_transcoder;
        /* DC5/DC6 requires at least 6 idle frames */
        val = usecs_to_jiffies(intel_get_frame_time_us(crtc_state) * 6);
        intel_dp->psr.dc3co_exit_delay = val;
+       intel_dp->psr.dc3co_exitline = crtc_state->dc3co_exitline;
        intel_dp->psr.psr2_sel_fetch_enabled = crtc_state->enable_psr2_sel_fetch;
 
        /*
@@ -1818,7 +1818,7 @@ tgl_dc3co_flush(struct intel_dp *intel_dp, unsigned int frontbuffer_bits,
 {
        mutex_lock(&intel_dp->psr.lock);
 
-       if (!intel_dp->psr.dc3co_enabled)
+       if (!intel_dp->psr.dc3co_exitline)
                goto unlock;
 
        if (!intel_dp->psr.psr2_enabled || !intel_dp->psr.active)