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author | Xiong Zhang | 2015-08-13 12:00:12 +0200 |
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committer | Jani Nikula | 2015-08-31 17:40:48 +0200 |
commit | d8e19f99d3483adb01c6269dd5775ba8ecf1870a (patch) | |
tree | 077288ee9eee611953a5e0ff1a5f149bbe04cb67 /drivers/gpu/drm/i915/i915_debugfs.c | |
parent | drm/i915: eDP can be present on DDI-E (diff) | |
download | kernel-qcow2-linux-d8e19f99d3483adb01c6269dd5775ba8ecf1870a.tar.gz kernel-qcow2-linux-d8e19f99d3483adb01c6269dd5775ba8ecf1870a.tar.xz kernel-qcow2-linux-d8e19f99d3483adb01c6269dd5775ba8ecf1870a.zip |
drm/i915/skl: Adding DDI_E power well domain
From B spec, DDI_E port belong to PowerWell 2, but
DDI_E share the powerwell_req/staus register bit with
DDI_A which belong to DDI_A_E_POWER_WELL.
In order to communicate with the connector on DDI-E, both
DDI_A_E_POWER_WELL and POWER_WELL_2 must be enabled.
Currently intel_dp_power_get(DDI_E) only enable
DDI_A_E_POWER_WELL, this patch will not only enable
DDI_a_E_POWER_WELL but also enable POWER_WELL_2.
This patch also fix the DDI-E hotplug function.
Signed-off-by: Xiong Zhang <xiong.y.zhang@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_debugfs.c')
-rw-r--r-- | drivers/gpu/drm/i915/i915_debugfs.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 33aabc79813b..e3ec9049081f 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2562,6 +2562,8 @@ static const char *power_domain_str(enum intel_display_power_domain domain) return "PORT_DDI_D_2_LANES"; case POWER_DOMAIN_PORT_DDI_D_4_LANES: return "PORT_DDI_D_4_LANES"; + case POWER_DOMAIN_PORT_DDI_E_2_LANES: + return "PORT_DDI_E_2_LANES"; case POWER_DOMAIN_PORT_DSI: return "PORT_DSI"; case POWER_DOMAIN_PORT_CRT: |