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* [patch] drm/amdgpu: precedence bug in amdgpu_device_init()
@ 2016-06-18  8:38 Dan Carpenter
  2016-06-20 21:06 ` Alex Deucher
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2016-06-18  8:38 UTC (permalink / raw)
  To: Alex Deucher, Andres Rodriguez
  Cc: Tom St Denis, Jammy Zhou, kernel-janitors, dri-devel, Flora Cui,
	Christian König, Monk Liu

! has higher precedence than bitwise & so we need to add parenthesis
for this to work as intended.

Fixes: 048765ad5af7 ('amdgpu: fix asic initialization for virtualized environments (v2)')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 66482b4..6e92008 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1535,7 +1535,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
 	/* Post card if necessary */
 	if (!amdgpu_card_posted(adev) ||
 	    (adev->virtualization.is_virtual &&
-	     !adev->virtualization.caps & AMDGPU_VIRT_CAPS_SRIOV_EN)) {
+	     !(adev->virtualization.caps & AMDGPU_VIRT_CAPS_SRIOV_EN))) {
 		if (!adev->bios) {
 			dev_err(adev->dev, "Card not posted and no BIOS - ignoring\n");
 			return -EINVAL;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [patch] drm/amdgpu: precedence bug in amdgpu_device_init()
  2016-06-18  8:38 [patch] drm/amdgpu: precedence bug in amdgpu_device_init() Dan Carpenter
@ 2016-06-20 21:06 ` Alex Deucher
  0 siblings, 0 replies; 2+ messages in thread
From: Alex Deucher @ 2016-06-20 21:06 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Tom St Denis, Jammy Zhou, kernel-janitors,
	Maling list - DRI developers, Andres Rodriguez, Alex Deucher,
	Flora Cui, Christian König, Monk Liu

On Sat, Jun 18, 2016 at 4:38 AM, Dan Carpenter <dan.carpenter@oracle.com> wrote:
> ! has higher precedence than bitwise & so we need to add parenthesis
> for this to work as intended.
>
> Fixes: 048765ad5af7 ('amdgpu: fix asic initialization for virtualized environments (v2)')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Applied.  thanks!

Alex

>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index 66482b4..6e92008 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -1535,7 +1535,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
>         /* Post card if necessary */
>         if (!amdgpu_card_posted(adev) ||
>             (adev->virtualization.is_virtual &&
> -            !adev->virtualization.caps & AMDGPU_VIRT_CAPS_SRIOV_EN)) {
> +            !(adev->virtualization.caps & AMDGPU_VIRT_CAPS_SRIOV_EN))) {
>                 if (!adev->bios) {
>                         dev_err(adev->dev, "Card not posted and no BIOS - ignoring\n");
>                         return -EINVAL;
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2016-06-18  8:38 [patch] drm/amdgpu: precedence bug in amdgpu_device_init() Dan Carpenter
2016-06-20 21:06 ` Alex Deucher

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