[PATCH 2/3] drm/amd/display: Use real number of CRTCs and HPDs in set_irq_funcs

Michel Dänzer michel at daenzer.net
Thu Oct 26 14:46:28 UTC 2017


From: Michel Dänzer <michel.daenzer at amd.com>

Corresponding to the previous non-DC change.

Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c     | 3 ++-
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c | 9 ++++++---
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index f0b50d97159f..91876e0fd85b 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1561,7 +1561,6 @@ static int dm_early_init(void *handle)
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	adev->ddev->driver->driver_features |= DRIVER_ATOMIC;
-	amdgpu_dm_set_irq_funcs(adev);
 
 	switch (adev->asic_type) {
 	case CHIP_BONAIRE:
@@ -1635,6 +1634,8 @@ static int dm_early_init(void *handle)
 		return -EINVAL;
 	}
 
+	amdgpu_dm_set_irq_funcs(adev);
+
 	if (adev->mode_info.funcs == NULL)
 		adev->mode_info.funcs = &dm_display_funcs;
 
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 ca5d0d1581dc..1874b6cee6af 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
@@ -683,13 +683,16 @@ 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 = AMDGPU_CRTC_IRQ_LAST;
+	if (adev->mode_info.num_crtc > 0)
+		adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_VLINE1 + adev->mode_info.num_crtc;
+	else
+		adev->crtc_irq.num_types = 0;
 	adev->crtc_irq.funcs = &dm_crtc_irq_funcs;
 
-	adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST;
+	adev->pageflip_irq.num_types = adev->mode_info.num_crtc;
 	adev->pageflip_irq.funcs = &dm_pageflip_irq_funcs;
 
-	adev->hpd_irq.num_types = AMDGPU_HPD_LAST;
+	adev->hpd_irq.num_types = adev->mode_info.num_hpd;
 	adev->hpd_irq.funcs = &dm_hpd_irq_funcs;
 }
 
-- 
2.15.0.rc1



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