From patchwork Tue Mar 2 02:56:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 390162 Delivered-To: patches@linaro.org Received: by 2002:a02:290e:0:0:0:0:0 with SMTP id p14csp3888715jap; Mon, 1 Mar 2021 18:56:36 -0800 (PST) X-Received: by 2002:a17:902:4a:b029:e4:74cb:7351 with SMTP id 68-20020a170902004ab02900e474cb7351mr1677797pla.62.1614653796012; Mon, 01 Mar 2021 18:56:36 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1614653796; cv=none; d=google.com; s=arc-20160816; b=unPFWhTxx3dZEMbYWii3TGl6JqP6SS5ZKoCbaUVTbXrjUTG7N2DxPx7Diau0hdZsnc Hi69JnHgUZaP6/D9d35KDoxLTtgYl3VmeB59ultvfxweF/vPVJ5I2DCydlMcnFXYZtPX HYjaIm6sTV1swzaKh+HIAYyMEtsYn2DeP7DdxY7GdEYzrnRK2UzPBxINxVnXxaJqfzHp 00rmQyq85XfuLV8AAYAMS+xdV4Zz6DtT/zFAGP8LMx0opYxbmzDfdsUlnx97gNY6kW6N EyfxjRYGEwUQJ4fJrOj0qvpcKPOTOt9Rtpa7vwViyzxB6EywuyHfOGSxp1djUboZwy8t Q7Fg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:dkim-signature; bh=+IZNoE4E9l3eWMVT2Obt86H5jq5BW9DleHnD2g9iNvw=; b=OcvgQ/iET24mpsqT6UZiBeucRn9poLb2B09LTI2ejHMdHmkJQC2G2tmAthNLtDFbzO 8vWitodd7Mq40ZS2iOszMXsE1adpkXCCN4FwtMzlB+MG2ga2n5CPfB1xJXaMSnu15GR8 mLlmxbbkVWlHQBaY1auKbDY/HZ2wUagyzMVDUH87J6PC6HtMRA7GPiU3WlZTbBCCXsJ/ dUAxS0xcgn5JkLpNrDOi4F1oT4GWbLoFNooUaR88WWLzsaEZR1lUldbGL6JRmPLsF3oG sqSROpbDU0wD7jLOTnq0Tu9CJZ6GmyjupOhayC0/ixMqdtHHKk6elBzNwtpSZAv0ovc6 RXQA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b="ZxZq/smZ"; spf=pass (google.com: domain of john.stultz@linaro.org designates 209.85.220.41 as permitted sender) smtp.mailfrom=john.stultz@linaro.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from mail-sor-f41.google.com (mail-sor-f41.google.com. [209.85.220.41]) by mx.google.com with SMTPS id iw4sor754524pjb.28.2021.03.01.18.56.35 for (Google Transport Security); Mon, 01 Mar 2021 18:56:35 -0800 (PST) Received-SPF: pass (google.com: domain of john.stultz@linaro.org designates 209.85.220.41 as permitted sender) client-ip=209.85.220.41; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b="ZxZq/smZ"; spf=pass (google.com: domain of john.stultz@linaro.org designates 209.85.220.41 as permitted sender) smtp.mailfrom=john.stultz@linaro.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=+IZNoE4E9l3eWMVT2Obt86H5jq5BW9DleHnD2g9iNvw=; b=ZxZq/smZVpC9WlNe4MDL4pHr/HTA8pP44i22GmGeqCqsuxStxJ4pS8cxERjZNkuZJv 8ThxGCSXUkL8yTS3EGUx59IAQU79hIJHzEhVtZgCwJzx52YmlJnwYycZSCG6YihxCgp1 izaFAkOo5+o+BgIGuJGfhK7cHViZ9bhCuDpSQWQXWEotbeWx5+54lYZ7tYs19GAjAnsj alU2a9xA68rEEvsHLTC178xs2Qu07kCF6dB/DdNVP/xGoZDAh3TMTyLjOtg/14rbwUDR 7khnMT7o0YBRpOWwaNWaRCcFoONoegT8TGGUL2zx9WGRlys1kU0qhrA37BbmvamwGydq alPg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=+IZNoE4E9l3eWMVT2Obt86H5jq5BW9DleHnD2g9iNvw=; b=W+zRI5DaDb+kb2FM7dsgx5YGHyxWKtEt+NlUKKpgZYLnmpiB3MCSP5qnfvYTuxlNyl Ut5XYcCj9BlJOUebsYV8UtVPcEYkvO0bEEdgtcwCbRhyFUcFVvFc4MqoMubkfVzNC55i T9tnwgSFTyc7J8ZrmzZ79Z5oPj49gR/MXk1Ag1SGEdc4kfVqDqUGVj+dC6jfKwQBUzgs Chtv2MgH5DTCQo+Q2cRhOPrVz3zd2j3OL/Qs8zgxK4kJ0N/pOU9oqhAOt8is5ZtolCfy iR0lN5tS2VEYCtmMsr+g+4ItF3q3tdmdnL5ihKxkUyd9h76g3Vnbg2wKPtlDzW/boi9Z PXBw== X-Gm-Message-State: AOAM530RjUBXX5HPyK7KZ50hDtBoY9Ou7XZ7353q1xZytRQp5Kui0YEd SMo3tPix+ZT8wztayUO9rMHLkSAh X-Google-Smtp-Source: ABdhPJyBS9U+6AtdKNABLhwXXCBgjsOObPODZW8Oq9QBLmZ5tZ2NDADOH8ib3q/xB0NcIvIbDYUzig== X-Received: by 2002:a17:90b:3890:: with SMTP id mu16mr2014337pjb.9.1614653795608; Mon, 01 Mar 2021 18:56:35 -0800 (PST) Return-Path: Received: from localhost.localdomain ([2601:1c2:680:1319:692:26ff:feda:3a81]) by smtp.gmail.com with ESMTPSA id r16sm18928400pfh.168.2021.03.01.18.56.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Mar 2021 18:56:35 -0800 (PST) From: John Stultz To: lkml Cc: John Stultz , Daniel Vetter , Sumit Semwal , Liam Mark , Chris Goldsworthy , Laura Abbott , Brian Starkey , Hridya Valsaraju , Suren Baghdasaryan , Sandeep Patil , Daniel Mentz , =?utf-8?q?=C3=98rjan_Eide?= , Robin Murphy , Ezequiel Garcia , Simon Ser , James Jones , linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org Subject: [RESEND][PATCH v2 1/2] dma-buf: dma-heap: Provide accessor to get heap name Date: Tue, 2 Mar 2021 02:56:28 +0000 Message-Id: <20210302025629.2558215-1-john.stultz@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 It can be useful to access the name for the heap, so provide an accessor to do so. Cc: Daniel Vetter Cc: Sumit Semwal Cc: Liam Mark Cc: Chris Goldsworthy Cc: Laura Abbott Cc: Brian Starkey Cc: Hridya Valsaraju Cc: Suren Baghdasaryan Cc: Sandeep Patil Cc: Daniel Mentz Cc: Ørjan Eide Cc: Robin Murphy Cc: Ezequiel Garcia Cc: Simon Ser Cc: James Jones Cc: linux-media@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Signed-off-by: John Stultz --- v2: * Make sure to use "const char *" as Reported-by: kernel test robot --- drivers/dma-buf/dma-heap.c | 12 ++++++++++++ include/linux/dma-heap.h | 9 +++++++++ 2 files changed, 21 insertions(+) -- 2.25.1 diff --git a/drivers/dma-buf/dma-heap.c b/drivers/dma-buf/dma-heap.c index 6b5db954569f..56bf5ad01ad5 100644 --- a/drivers/dma-buf/dma-heap.c +++ b/drivers/dma-buf/dma-heap.c @@ -202,6 +202,18 @@ void *dma_heap_get_drvdata(struct dma_heap *heap) return heap->priv; } +/** + * dma_heap_get_name() - get heap name + * @heap: DMA-Heap to retrieve private data for + * + * Returns: + * The char* for the heap name. + */ +const char *dma_heap_get_name(struct dma_heap *heap) +{ + return heap->name; +} + struct dma_heap *dma_heap_add(const struct dma_heap_export_info *exp_info) { struct dma_heap *heap, *h, *err_ret; diff --git a/include/linux/dma-heap.h b/include/linux/dma-heap.h index 5bc5c946af58..0c05561cad6e 100644 --- a/include/linux/dma-heap.h +++ b/include/linux/dma-heap.h @@ -50,6 +50,15 @@ struct dma_heap_export_info { */ void *dma_heap_get_drvdata(struct dma_heap *heap); +/** + * dma_heap_get_name() - get heap name + * @heap: DMA-Heap to retrieve private data for + * + * Returns: + * The char* for the heap name. + */ +const char *dma_heap_get_name(struct dma_heap *heap); + /** * dma_heap_add - adds a heap to dmabuf heaps * @exp_info: information needed to register this heap