drm/radeon/kms: init rdev->num_crtc at asic init

Replace hardcoded numbers with rdev->num_crtc.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

3 files changed, 16 insertions, 17 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 6d2a5457c2c8..dd23dcfbde17 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -700,6 +700,16 @@ int radeon_asic_init(struct radeon_device *rdev)
                 rdev->asic->set_memory_clock = NULL;
         }
 
+        /* set the number of crtcs */
+        if (rdev->flags & RADEON_SINGLE_CRTC)
+                rdev->num_crtc = 1;
+        else {
+                if (ASIC_IS_DCE4(rdev))
+                        rdev->num_crtc = 6;
+                else
+                        rdev->num_crtc = 2;
+        }
+
         return 0;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index ff5f09953c0a..d65931d2e77a 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1003,15 +1003,6 @@ int radeon_modeset_init(struct radeon_device *rdev)
                 radeon_combios_check_hardcoded_edid(rdev);
         }
 
-        if (rdev->flags & RADEON_SINGLE_CRTC)
-                rdev->num_crtc = 1;
-        else {
-                if (ASIC_IS_DCE4(rdev))
-                        rdev->num_crtc = 6;
-                else
-                        rdev->num_crtc = 2;
-        }
-
         /* allocate crtcs */
         for (i = 0; i < rdev->num_crtc; i++) {
                 radeon_crtc_init(rdev->ddev, i);
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 3cfd60fd0083..68519b406ca6 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -67,9 +67,10 @@ void radeon_driver_irq_preinstall_kms(struct drm_device *dev)
 
         /* Disable *all* interrupts */
         rdev->irq.sw_int = false;
-        for (i = 0; i < 2; i++) {
+        for (i = 0; i < rdev->num_crtc; i++)
                 rdev->irq.crtc_vblank_int[i] = false;
-        }
+        for (i = 0; i < 6; i++)
+                rdev->irq.hpd[i] = false;
         radeon_irq_set(rdev);
         /* Clear bits */
         radeon_irq_process(rdev);
@@ -95,22 +96,19 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev)
         }
         /* Disable *all* interrupts */
         rdev->irq.sw_int = false;
-        for (i = 0; i < 2; i++) {
+        for (i = 0; i < rdev->num_crtc; i++)
                 rdev->irq.crtc_vblank_int[i] = false;
+        for (i = 0; i < 6; i++)
                 rdev->irq.hpd[i] = false;
-        }
         radeon_irq_set(rdev);
 }
 
 int radeon_irq_kms_init(struct radeon_device *rdev)
 {
         int r = 0;
-        int num_crtc = 2;
 
-        if (rdev->flags & RADEON_SINGLE_CRTC)
-                num_crtc = 1;
         spin_lock_init(&rdev->irq.sw_lock);
-        r = drm_vblank_init(rdev->ddev, num_crtc);
+        r = drm_vblank_init(rdev->ddev, rdev->num_crtc);
         if (r) {
                 return r;
         }