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habanalabs: Use the bitmap API to allocate bitmaps

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Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.

It is less verbose and it improves the semantic.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
This commit is contained in:
Christophe JAILLET 2022-07-03 22:36:30 +02:00 committed by Oded Gabbay
parent ead36b1981
commit 6d24b4d17d
1 changed files with 2 additions and 3 deletions
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5
drivers/misc/habanalabs/common/asid.c
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@ -11,8 +11,7 @@
int hl_asid_init(struct hl_device *hdev)
{
hdev->asid_bitmap = kcalloc(BITS_TO_LONGS(hdev->asic_prop.max_asid),
sizeof(*hdev->asid_bitmap), GFP_KERNEL);
hdev->asid_bitmap = bitmap_zalloc(hdev->asic_prop.max_asid, GFP_KERNEL);
if (!hdev->asid_bitmap)
return -ENOMEM;
@ -27,7 +26,7 @@ int hl_asid_init(struct hl_device *hdev)
void hl_asid_fini(struct hl_device *hdev)
{
mutex_destroy(&hdev->asid_mutex);
kfree(hdev->asid_bitmap);
bitmap_free(hdev->asid_bitmap);
}
unsigned long hl_asid_alloc(struct hl_device *hdev)