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[9/9] drm/i915: Enable upfront link training support for HSW/BDW

Message ID 1470709998-10751-10-git-send-email-manasi.d.navare@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Navare, Manasi Aug. 9, 2016, 2:33 a.m. UTC 
Get the PLLs for HSW/BDW using the platform specific function
and add hooks for enabling upfront link training on HSW and BDW.

Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
---
 drivers/gpu/drm/i915/intel_ddi.c | 2 ++
 drivers/gpu/drm/i915/intel_dp.c  | 4 +++-
 2 files changed, 5 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index ed9ebca..fd0c538 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -2410,6 +2410,8 @@  intel_ddi_get_link_dpll(struct intel_dp *intel_dp, int clock)
 		}
 	} else if (IS_SKYLAKE(dev_priv)) {
 		pll = skl_find_link_pll(dev_priv, clock);
+	} else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) {
+		pll = hsw_ddi_dp_get_dpll(encoder, clock);
 	}
 	return pll;
 }
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 572119e..25190fa 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5762,8 +5762,10 @@  intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 
 	/* Initialize upfront link training vfunc for DP */
 	if (intel_encoder->type != INTEL_OUTPUT_EDP) {
-		if (IS_BROXTON(dev) || IS_SKYLAKE(dev))
+		if (IS_BROXTON(dev) || IS_SKYLAKE(dev) ||
+		    IS_BROADWELL(dev) || IS_HASWELL(dev))
 			intel_dp->upfront_link_train = intel_ddi_upfront_link_train;
+
 	}
 
 	/* eDP only on port B and/or C on vlv/chv */