drm/amd/display: Support for DMUB AUX

[linux-2.6-microblaze.git] / drivers / gpu / drm / amd / display / amdgpu_dm / amdgpu_dm_irq.c

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
index b3ed7e7..40f617b 100644 (file)
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
@@ -769,6 +769,18 @@ static int amdgpu_dm_set_vline0_irq_state(struct amdgpu_device *adev,
                __func__);
 }
 
+static int amdgpu_dm_set_dmub_outbox_irq_state(struct amdgpu_device *adev,
+                                       struct amdgpu_irq_src *source,
+                                       unsigned int crtc_id,
+                                       enum amdgpu_interrupt_state state)
+{
+       enum dc_irq_source irq_source = DC_IRQ_SOURCE_DMCUB_OUTBOX;
+       bool st = (state == AMDGPU_IRQ_STATE_ENABLE);
+
+       dc_interrupt_set(adev->dm.dc, irq_source, st);
+       return 0;
+}
+
 static int amdgpu_dm_set_vupdate_irq_state(struct amdgpu_device *adev,
                                           struct amdgpu_irq_src *source,
                                           unsigned int crtc_id,
@@ -805,6 +817,11 @@ static const struct amdgpu_irq_src_funcs dm_vline0_irq_funcs = {
        .process = amdgpu_dm_irq_handler,
 };
 
+static const struct amdgpu_irq_src_funcs dm_dmub_outbox_irq_funcs = {
+       .set = amdgpu_dm_set_dmub_outbox_irq_state,
+       .process = amdgpu_dm_irq_handler,
+};
+
 static const struct amdgpu_irq_src_funcs dm_vupdate_irq_funcs = {
        .set = amdgpu_dm_set_vupdate_irq_state,
        .process = amdgpu_dm_irq_handler,
@@ -827,13 +844,15 @@ static const struct amdgpu_irq_src_funcs dm_hpd_irq_funcs = {
 
 void amdgpu_dm_set_irq_funcs(struct amdgpu_device *adev)
 {
-
        adev->crtc_irq.num_types = adev->mode_info.num_crtc;
        adev->crtc_irq.funcs = &dm_crtc_irq_funcs;
 
        adev->vline0_irq.num_types = adev->mode_info.num_crtc;
        adev->vline0_irq.funcs = &dm_vline0_irq_funcs;
 
+       adev->dmub_outbox_irq.num_types = 1;
+       adev->dmub_outbox_irq.funcs = &dm_dmub_outbox_irq_funcs;
+
        adev->vupdate_irq.num_types = adev->mode_info.num_crtc;
        adev->vupdate_irq.funcs = &dm_vupdate_irq_funcs;
 
@@ -846,6 +865,12 @@ void amdgpu_dm_set_irq_funcs(struct amdgpu_device *adev)
        adev->hpd_irq.num_types = adev->mode_info.num_hpd;
        adev->hpd_irq.funcs = &dm_hpd_irq_funcs;
 }
+void amdgpu_dm_outbox_init(struct amdgpu_device *adev)
+{
+       dc_interrupt_set(adev->dm.dc,
+               DC_IRQ_SOURCE_DMCUB_OUTBOX,
+               true);
+}
 
 /**
  * amdgpu_dm_hpd_init - hpd setup callback.