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* [PATCH] drm/nouveau/nouveau_bo: Remove unused function
@ 2015-01-11 22:31 Rickard Strandqvist
  2015-01-13  2:01   ` Alexandre Courbot
  0 siblings, 1 reply; 3+ messages in thread
From: Rickard Strandqvist @ 2015-01-11 22:31 UTC (permalink / raw)
  To: David Airlie, Ben Skeggs
  Cc: Rickard Strandqvist, Maarten Lankhorst, Alexandre Courbot,
	Alex Deucher, Christian König, dri-devel, linux-kernel

Remove the function nouveau_bo_rd16() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
---
 drivers/gpu/drm/nouveau/nouveau_bo.c |   12 ------------
 drivers/gpu/drm/nouveau/nouveau_bo.h |    1 -
 2 files changed, 13 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 3d474ac..7cde2e0 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -418,18 +418,6 @@ nouveau_bo_validate(struct nouveau_bo *nvbo, bool interruptible,
 	return 0;
 }
 
-u16
-nouveau_bo_rd16(struct nouveau_bo *nvbo, unsigned index)
-{
-	bool is_iomem;
-	u16 *mem = ttm_kmap_obj_virtual(&nvbo->kmap, &is_iomem);
-	mem = &mem[index];
-	if (is_iomem)
-		return ioread16_native((void __force __iomem *)mem);
-	else
-		return *mem;
-}
-
 void
 nouveau_bo_wr16(struct nouveau_bo *nvbo, unsigned index, u16 val)
 {
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.h b/drivers/gpu/drm/nouveau/nouveau_bo.h
index 22d2c76..82aaebd 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.h
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.h
@@ -77,7 +77,6 @@ int  nouveau_bo_unpin(struct nouveau_bo *);
 int  nouveau_bo_map(struct nouveau_bo *);
 void nouveau_bo_unmap(struct nouveau_bo *);
 void nouveau_bo_placement_set(struct nouveau_bo *, u32 type, u32 busy);
-u16  nouveau_bo_rd16(struct nouveau_bo *, unsigned index);
 void nouveau_bo_wr16(struct nouveau_bo *, unsigned index, u16 val);
 u32  nouveau_bo_rd32(struct nouveau_bo *, unsigned index);
 void nouveau_bo_wr32(struct nouveau_bo *, unsigned index, u32 val);
-- 
1.7.10.4


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] drm/nouveau/nouveau_bo: Remove unused function
  2015-01-11 22:31 [PATCH] drm/nouveau/nouveau_bo: Remove unused function Rickard Strandqvist
@ 2015-01-13  2:01   ` Alexandre Courbot
  0 siblings, 0 replies; 3+ messages in thread
From: Alexandre Courbot @ 2015-01-13  2:01 UTC (permalink / raw)
  To: Rickard Strandqvist, David Airlie, Ben Skeggs
  Cc: Maarten Lankhorst, Alex Deucher, Christian König, dri-devel,
	linux-kernel

On 01/12/2015 07:31 AM, Rickard Strandqvist wrote:
> Remove the function nouveau_bo_rd16() that is not used anywhere.
>
> This was partially found by using a static code analysis program called cppcheck.

nouveau_bo_wr16() being presumably used (since it is not removed by this 
patch), it sounds safe to keep its read counterpart?


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] drm/nouveau/nouveau_bo: Remove unused function
@ 2015-01-13  2:01   ` Alexandre Courbot
  0 siblings, 0 replies; 3+ messages in thread
From: Alexandre Courbot @ 2015-01-13  2:01 UTC (permalink / raw)
  To: Rickard Strandqvist, David Airlie, Ben Skeggs
  Cc: Alex Deucher, Christian König, dri-devel, linux-kernel

On 01/12/2015 07:31 AM, Rickard Strandqvist wrote:
> Remove the function nouveau_bo_rd16() that is not used anywhere.
>
> This was partially found by using a static code analysis program called cppcheck.

nouveau_bo_wr16() being presumably used (since it is not removed by this 
patch), it sounds safe to keep its read counterpart?

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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2015-01-13  2:01 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2015-01-11 22:31 [PATCH] drm/nouveau/nouveau_bo: Remove unused function Rickard Strandqvist
2015-01-13  2:01 ` Alexandre Courbot
2015-01-13  2:01   ` Alexandre Courbot

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