* [PATCH] drm/amdgpu: fix bitwise vs logical negate
@ 2021-01-25 8:46 ` Dan Carpenter
0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2021-01-25 8:46 UTC (permalink / raw)
To: Alex Deucher, Aaron Liu
Cc: David Airlie, kernel-janitors, Huang Rui, amd-gfx, Liu ChengZhe,
Luben Tuikov, Daniel Vetter, Jiansong Chen, Likun Gao,
Christian König, Hawking Zhang
There was a mixup between logical and bitwise negate so it just sets
"data1" and "data2" to zero.
Fixes: 3c9a7b7d6e75 ("drm/amdgpu: update mmhub mgcg&ls for mmhub_v2_3")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
index 1961745e89c7..ab9be5ad5a5f 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
@@ -531,12 +531,12 @@ mmhub_v2_3_update_medium_grain_light_sleep(struct amdgpu_device *adev,
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) {
data &= ~MM_ATC_L2_CGTT_CLK_CTRL__MGLS_OVERRIDE_MASK;
- data1 &= !(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
+ data1 &= ~(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK);
- data2 &= !(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
+ data2 &= ~(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
--
2.29.2
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
^ permalink raw reply related [flat|nested] 4+ messages in thread* [PATCH] drm/amdgpu: fix bitwise vs logical negate
@ 2021-01-25 8:46 ` Dan Carpenter
0 siblings, 0 replies; 4+ messages in thread
From: Dan Carpenter @ 2021-01-25 8:46 UTC (permalink / raw)
To: Alex Deucher, Aaron Liu
Cc: David Airlie, kernel-janitors, Huang Rui, amd-gfx, Liu ChengZhe,
Luben Tuikov, Daniel Vetter, Jiansong Chen, Likun Gao,
Christian König, Hawking Zhang
There was a mixup between logical and bitwise negate so it just sets
"data1" and "data2" to zero.
Fixes: 3c9a7b7d6e75 ("drm/amdgpu: update mmhub mgcg&ls for mmhub_v2_3")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
index 1961745e89c7..ab9be5ad5a5f 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
@@ -531,12 +531,12 @@ mmhub_v2_3_update_medium_grain_light_sleep(struct amdgpu_device *adev,
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) {
data &= ~MM_ATC_L2_CGTT_CLK_CTRL__MGLS_OVERRIDE_MASK;
- data1 &= !(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
+ data1 &= ~(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK);
- data2 &= !(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
+ data2 &= ~(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
--
2.29.2
^ permalink raw reply related [flat|nested] 4+ messages in thread* Re: [PATCH] drm/amdgpu: fix bitwise vs logical negate
2021-01-25 8:46 ` Dan Carpenter
@ 2021-01-25 15:50 ` Alex Deucher
-1 siblings, 0 replies; 4+ messages in thread
From: Alex Deucher @ 2021-01-25 15:50 UTC (permalink / raw)
To: Dan Carpenter
Cc: Luben Tuikov, David Airlie, kernel-janitors, Aaron Liu,
amd-gfx list, Liu ChengZhe, Huang Rui, Daniel Vetter,
Jiansong Chen, Alex Deucher, Likun Gao, Christian König,
Hawking Zhang
On Mon, Jan 25, 2021 at 3:46 AM Dan Carpenter <dan.carpenter@oracle.com> wrote:
>
> There was a mixup between logical and bitwise negate so it just sets
> "data1" and "data2" to zero.
>
> Fixes: 3c9a7b7d6e75 ("drm/amdgpu: update mmhub mgcg&ls for mmhub_v2_3")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Someone else sent the same fix last week. Applied that one.
Thanks!
Alex
> ---
> drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
> index 1961745e89c7..ab9be5ad5a5f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
> +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
> @@ -531,12 +531,12 @@ mmhub_v2_3_update_medium_grain_light_sleep(struct amdgpu_device *adev,
>
> if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) {
> data &= ~MM_ATC_L2_CGTT_CLK_CTRL__MGLS_OVERRIDE_MASK;
> - data1 &= !(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
> + data1 &= ~(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
> DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
> DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
> DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
> DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK);
> - data2 &= !(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
> + data2 &= ~(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
> DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
> DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
> DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
> --
> 2.29.2
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [PATCH] drm/amdgpu: fix bitwise vs logical negate
@ 2021-01-25 15:50 ` Alex Deucher
0 siblings, 0 replies; 4+ messages in thread
From: Alex Deucher @ 2021-01-25 15:50 UTC (permalink / raw)
To: Dan Carpenter
Cc: Luben Tuikov, David Airlie, kernel-janitors, Aaron Liu,
amd-gfx list, Liu ChengZhe, Huang Rui, Daniel Vetter,
Jiansong Chen, Alex Deucher, Likun Gao, Christian König,
Hawking Zhang
On Mon, Jan 25, 2021 at 3:46 AM Dan Carpenter <dan.carpenter@oracle.com> wrote:
>
> There was a mixup between logical and bitwise negate so it just sets
> "data1" and "data2" to zero.
>
> Fixes: 3c9a7b7d6e75 ("drm/amdgpu: update mmhub mgcg&ls for mmhub_v2_3")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Someone else sent the same fix last week. Applied that one.
Thanks!
Alex
> ---
> drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
> index 1961745e89c7..ab9be5ad5a5f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
> +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_3.c
> @@ -531,12 +531,12 @@ mmhub_v2_3_update_medium_grain_light_sleep(struct amdgpu_device *adev,
>
> if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) {
> data &= ~MM_ATC_L2_CGTT_CLK_CTRL__MGLS_OVERRIDE_MASK;
> - data1 &= !(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
> + data1 &= ~(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
> DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
> DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
> DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
> DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK);
> - data2 &= !(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
> + data2 &= ~(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
> DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
> DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
> DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
> --
> 2.29.2
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2021-01-25 15:50 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2021-01-25 8:46 [PATCH] drm/amdgpu: fix bitwise vs logical negate Dan Carpenter
2021-01-25 8:46 ` Dan Carpenter
2021-01-25 15:50 ` Alex Deucher
2021-01-25 15:50 ` Alex Deucher
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