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habanalabs: Use the bitmap API to allocate bitmaps
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>
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@ -11,8 +11,7 @@
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int hl_asid_init(struct hl_device *hdev)
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int hl_asid_init(struct hl_device *hdev)
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{
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{
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hdev->asid_bitmap = kcalloc(BITS_TO_LONGS(hdev->asic_prop.max_asid),
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hdev->asid_bitmap = bitmap_zalloc(hdev->asic_prop.max_asid, GFP_KERNEL);
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sizeof(*hdev->asid_bitmap), GFP_KERNEL);
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if (!hdev->asid_bitmap)
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if (!hdev->asid_bitmap)
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return -ENOMEM;
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return -ENOMEM;
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@ -27,7 +26,7 @@ int hl_asid_init(struct hl_device *hdev)
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void hl_asid_fini(struct hl_device *hdev)
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void hl_asid_fini(struct hl_device *hdev)
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{
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{
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mutex_destroy(&hdev->asid_mutex);
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mutex_destroy(&hdev->asid_mutex);
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kfree(hdev->asid_bitmap);
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bitmap_free(hdev->asid_bitmap);
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}
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}
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unsigned long hl_asid_alloc(struct hl_device *hdev)
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unsigned long hl_asid_alloc(struct hl_device *hdev)
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