[PATCH] drm/amdgpu/dce6: fix off by one in interrupt setup

[StDenis, Tom]

Looks correct and consistent with the other DCE drivers.


Reviewed-by: Tom St Denis <tom.stdenis at amd.com>


________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Alex Deucher <alexdeucher at gmail.com>
Sent: Monday, September 19, 2016 12:15
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander
Subject: [PATCH] drm/amdgpu/dce6: fix off by one in interrupt setup

Reported-by: Christian Inci <chris.pcguy.inci at gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
index fb6dafd..c535f43 100644
--- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c
@@ -185,7 +185,7 @@ static void dce_v6_0_pageflip_interrupt_init(struct amdgpu_device *adev)
         unsigned i;

         /* Enable pflip interrupts */
-       for (i = 0; i <= adev->mode_info.num_crtc; i++)
+       for (i = 0; i < adev->mode_info.num_crtc; i++)
                 amdgpu_irq_get(adev, &adev->pageflip_irq, i);
 }

@@ -194,7 +194,7 @@ static void dce_v6_0_pageflip_interrupt_fini(struct amdgpu_device *adev)
         unsigned i;

         /* Disable pflip interrupts */
-       for (i = 0; i <= adev->mode_info.num_crtc; i++)
+       for (i = 0; i < adev->mode_info.num_crtc; i++)
                 amdgpu_irq_put(adev, &adev->pageflip_irq, i);
 }

--
2.5.5

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