diff options
| author | Imre Deak <imre.deak@intel.com> | 2019-07-11 17:53:42 -0700 |
|---|---|---|
| committer | José Roberto de Souza <jose.souza@intel.com> | 2019-07-15 12:13:34 -0700 |
| commit | 3944709df8e9298225fc2b29e53ee8e6f4b26618 (patch) | |
| tree | c666a0bb5cb1ae40e481a078c99cd80bc6058c9d /drivers/gpu/drm/i915/display/intel_ddi.c | |
| parent | 48cf0a1ec1701787945008c945aa35bb6cfacb70 (diff) | |
drm/i915: Add support for retrying hotplug
There is some scenarios that we are aware that sink probe can fail,
so lets add the infrastructure to let hotplug() hook to request
another probe after some time.
v2: Handle shared HPD pins (Imre)
v3: Rebased
v4: Renamed INTEL_HOTPLUG_NOCHANGE to INTEL_HOTPLUG_UNCHANGED to keep
it consistent(Rodrigo)
v5: Making the working queue used explicit through all the callers to
hotplug_work (Ville)
Tested-by: Timo Aaltonen <tjaalton@ubuntu.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190712005343.24571-1-jose.souza@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_ddi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_ddi.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 8445244aa593..c89d0c7543dc 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -4070,14 +4070,16 @@ static int intel_hdmi_reset_link(struct intel_encoder *encoder, return modeset_pipe(&crtc->base, ctx); } -static bool intel_ddi_hotplug(struct intel_encoder *encoder, - struct intel_connector *connector) +static enum intel_hotplug_state +intel_ddi_hotplug(struct intel_encoder *encoder, + struct intel_connector *connector, + bool irq_received) { struct drm_modeset_acquire_ctx ctx; - bool changed; + enum intel_hotplug_state state; int ret; - changed = intel_encoder_hotplug(encoder, connector); + state = intel_encoder_hotplug(encoder, connector, irq_received); drm_modeset_acquire_init(&ctx, 0); @@ -4099,7 +4101,7 @@ static bool intel_ddi_hotplug(struct intel_encoder *encoder, drm_modeset_acquire_fini(&ctx); WARN(ret, "Acquiring modeset locks failed with %i\n", ret); - return changed; + return state; } static struct intel_connector * |