[PATCH] drm/nouveau/fifo: allocate usermem as needed

[PATCH] drm/nouveau/fifo: allocate usermem as needed

[Alexandre Courbot]

Memory was always allocated for 4096 channels. Change this to allocate
what we actually need according to the number of channels we use.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
---
 drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
index 9a850fe19515..99c9deea248f 100644
--- a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c
@@ -852,8 +852,8 @@ nve0_fifo_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
 			return ret;
 	}
 
-	ret = nouveau_gpuobj_new(nv_object(priv), NULL, 4096 * 0x200, 0x1000,
-				 NVOBJ_FLAG_ZERO_ALLOC, &priv->user.mem);
+	ret = nouveau_gpuobj_new(nv_object(priv), NULL, impl->channels * 0x200,
+				0x1000, NVOBJ_FLAG_ZERO_ALLOC, &priv->user.mem);
 	if (ret)
 		return ret;
 
-- 
1.8.5.4

Re: [PATCH] drm/nouveau/fifo: allocate usermem as needed

[Thierry Reding]

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On Mon, Feb 10, 2014 at 02:57:01PM +0900, Alexandre Courbot wrote:
> Memory was always allocated for 4096 channels. Change this to allocate
> what we actually need according to the number of channels we use.
> 
> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
> ---
>  drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Looks good to me:

Reviewed-by: Thierry Reding <treding@nvidia.com>

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Re: [Nouveau] [PATCH] drm/nouveau/fifo: allocate usermem as needed

[Ben Skeggs]

On Mon, Feb 10, 2014 at 10:14 PM, Thierry Reding
<thierry.reding@gmail.com> wrote:
> On Mon, Feb 10, 2014 at 02:57:01PM +0900, Alexandre Courbot wrote:
>> Memory was always allocated for 4096 channels. Change this to allocate
>> what we actually need according to the number of channels we use.
>>
>> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
>> ---
>>  drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c | 4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> Looks good to me:
>
> Reviewed-by: Thierry Reding <treding@nvidia.com>
Thanks guys!

>
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