This patch is the last in series of VLV/CHV PSR,
that finally enable PSR by adding it to HAS_PSR
and calling the proper enable and disable
functions on the right places.
Although it is still disabled by default.
v2: Rebase over intel_psr and merge Durgadoss's fixes.
v3: Fix typo.
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Reviewed-by: Durgadoss R <durgadoss.r@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.h | 3 ++-
drivers/gpu/drm/i915/intel_dp.c | 4 ++++
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 3ce820b..730abad 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -2288,7 +2288,8 @@ struct drm_i915_cmd_table {
#define HAS_DDI(dev) (INTEL_INFO(dev)->has_ddi)
#define HAS_FPGA_DBG_UNCLAIMED(dev) (INTEL_INFO(dev)->has_fpga_dbg)
-#define HAS_PSR(dev) (IS_HASWELL(dev) || IS_BROADWELL(dev))
+#define HAS_PSR(dev) (IS_HASWELL(dev) || IS_BROADWELL(dev) || \
+ IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev))
#define HAS_RUNTIME_PM(dev) (IS_GEN6(dev) || IS_HASWELL(dev) || \
IS_BROADWELL(dev) || IS_VALLEYVIEW(dev))
#define HAS_RC6(dev) (INTEL_INFO(dev)->gen >= 6)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 5be6f5e..70bb8d0 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2104,6 +2104,9 @@ static void intel_disable_dp(struct intel_encoder *encoder)
if (crtc->config.has_audio)
intel_audio_codec_disable(encoder);
+ if (HAS_PSR(dev) && !HAS_DDI(dev))
+ intel_psr_disable(intel_dp);
+
/* Make sure the panel is off before trying to change the mode. But also
* ensure that we have vdd while we switch off the panel. */
intel_edp_panel_vdd_on(intel_dp);
@@ -2328,6 +2331,7 @@ static void vlv_enable_dp(struct intel_encoder *encoder)
struct intel_dp *intel_dp = enc_to_intel_dp(&encoder->base);
intel_edp_backlight_on(intel_dp);
+ intel_psr_enable(intel_dp);
}
static void g4x_pre_enable_dp(struct intel_encoder *encoder)
--
1.9.3
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