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authorRodrigo Vivi <rodrigo.vivi@intel.com>2018-01-30 02:22:22 +0300
committerRodrigo Vivi <rodrigo.vivi@intel.com>2018-01-30 21:24:22 +0300
commit9787e835fa98bbcd9abf90eff90c6f603d25d416 (patch)
tree275dc36a2db8bebcb198f603f7c43b1dce358079 /drivers/gpu/drm/i915/intel_display.c
parentcf53902f48c3c7a34c6955f79c8800d1746de52c (diff)
downloadlinux-9787e835fa98bbcd9abf90eff90c6f603d25d416.tar.xz
drm/i915/cnl: Enable DDI-F on Cannonlake.
Now let's finish the Port-F support by adding the proper port F detection, irq and power well support. v2: Rebase v3: Use BIT_ULL v4: Cover missed case on ddi init. v5: Update commit message. v6: Rebase on top of display headers rework. v7: Squash power-well handling related to DDI F to this patch to avoid warns as pointed out by DK. v8: Introduce DDI_F_LANES to PG2. (DK) v9: Squash in the PORT_F case for enabling DP MST encoder. (DK) Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com> Cc: Manasi Navare <manasi.d.navare@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: David Weinehall <david.weinehall@linux.intel.com> Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180129232223.766-9-rodrigo.vivi@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_display.c')
-rw-r--r--drivers/gpu/drm/i915/intel_display.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index f246ae26ee18..217badde15fa 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5671,6 +5671,8 @@ enum intel_display_power_domain intel_port_to_power_domain(enum port port)
return POWER_DOMAIN_PORT_DDI_D_LANES;
case PORT_E:
return POWER_DOMAIN_PORT_DDI_E_LANES;
+ case PORT_F:
+ return POWER_DOMAIN_PORT_DDI_F_LANES;
default:
MISSING_CASE(port);
return POWER_DOMAIN_PORT_OTHER;
@@ -13624,7 +13626,7 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
if (found || IS_GEN9_BC(dev_priv))
intel_ddi_init(dev_priv, PORT_A);
- /* DDI B, C and D detection is indicated by the SFUSE_STRAP
+ /* DDI B, C, D, and F detection is indicated by the SFUSE_STRAP
* register */
found = I915_READ(SFUSE_STRAP);
@@ -13634,6 +13636,8 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
intel_ddi_init(dev_priv, PORT_C);
if (found & SFUSE_STRAP_DDID_DETECTED)
intel_ddi_init(dev_priv, PORT_D);
+ if (found & SFUSE_STRAP_DDIF_DETECTED)
+ intel_ddi_init(dev_priv, PORT_F);
/*
* On SKL we don't have a way to detect DDI-E so we rely on VBT.
*/