From: Tom St Denis <tstdenis82-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Cc: Tom St Denis <tom.stdenis-5C7GfCeVMHo@public.gmane.org>
Subject: [PATCH 2/3] drm/amd/amdgpu: Simplify mask creation in gfx6
Date: Thu, 1 Sep 2016 13:44:46 -0400 [thread overview]
Message-ID: <20160901174447.13037-3-tom.stdenis@amd.com> (raw)
In-Reply-To: <20160901174447.13037-1-tom.stdenis-5C7GfCeVMHo@public.gmane.org>
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
index 099539f0fa53..5f508c96496f 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
@@ -911,13 +911,7 @@ static void gfx_v6_0_select_se_sh(struct amdgpu_device *adev, u32 se_num,
static u32 gfx_v6_0_create_bitmask(u32 bit_width)
{
- u32 i, mask = 0;
-
- for (i = 0; i < bit_width; i++) {
- mask <<= 1;
- mask |= 1;
- }
- return mask;
+ return (u32)(((u64)1 << bit_width) - 1);
}
static u32 gfx_v6_0_get_rb_disabled(struct amdgpu_device *adev,
--
2.9.3
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next prev parent reply other threads:[~2016-09-01 17:44 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-01 17:44 Various fixes for gfx6 Tom St Denis
[not found] ` <20160901174447.13037-1-tom.stdenis-5C7GfCeVMHo@public.gmane.org>
2016-09-01 17:44 ` [PATCH 1/3] drm/amd/amdgpu: Add GRBM lock to various SI functions Tom St Denis
[not found] ` <20160901174447.13037-2-tom.stdenis-5C7GfCeVMHo@public.gmane.org>
2016-09-01 17:57 ` Christian König
2016-09-01 17:44 ` Tom St Denis [this message]
2016-09-01 17:44 ` [PATCH 3/3] drm/amd/amdgpu: Various tidy ups for gfx6 Tom St Denis
[not found] ` <20160901174447.13037-4-tom.stdenis-5C7GfCeVMHo@public.gmane.org>
2016-09-01 17:59 ` Christian König
[not found] ` <7364a051-e423-57db-5a7f-d66d12cdeec7-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org>
2016-09-02 11:54 ` StDenis, Tom
[not found] ` <CY4PR12MB1768BF04DBC2C421B0FC969FF7E50-rpdhrqHFk06yjjPBNVDk/QdYzm3356FpvxpqHgZTriW3zl9H0oFU5g@public.gmane.org>
2016-09-02 12:06 ` Christian König
[not found] ` <aa1ac326-ed57-21f5-df8f-5ceb4ae32ae8-ANTagKRnAhcb1SvskN2V4Q@public.gmane.org>
2016-09-02 12:08 ` StDenis, Tom
2016-09-02 3:22 ` Edward O'Callaghan
[not found] ` <717365b4-0cdd-95a4-9e8c-4b04660844c6-dczkZgxz+BNUPWh3PAxdjQ@public.gmane.org>
2016-09-02 12:06 ` StDenis, Tom
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