linux-kernel - [PATCH 5/7] media: sun6i: Remove the MBUS quirks

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Date:   Fri,  6 Nov 2020 16:14:09 +0100
From:   Maxime Ripard <maxime@...no.tech>
To:     Daniel Vetter <daniel.vetter@...el.com>,
        David Airlie <airlied@...ux.ie>, Christoph Hellwig <hch@....de>
Cc:     Paul Kocialkowski <paul.kocialkowski@...tlin.com>,
        Yong Deng <yong.deng@...ewell.com>,
        linux-arm-kernel@...ts.infradead.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-media@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Maxime Ripard <maxime@...no.tech>,
        Robin Murphy <robin.murphy@....com>,
        Hans Verkuil <hverkuil@...all.nl>
Subject: [PATCH 5/7] media: sun6i: Remove the MBUS quirks

Now that the MBUS quirks are applied by our global notifier, we can
remove them from our CSI driver for the A31.

Suggested-by: Christoph Hellwig <hch@....de>
Signed-off-by: Maxime Ripard <maxime@...no.tech>
---
 .../media/platform/sunxi/sun6i-csi/sun6i_csi.c  | 17 -----------------
 1 file changed, 17 deletions(-)

diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
index e69e14379fc6..27935f1e9555 100644
--- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
+++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c
@@ -881,14 +881,6 @@ static int sun6i_csi_resource_request(struct sun6i_csi_dev *sdev,
 	return 0;
 }
 
-/*
- * PHYS_OFFSET isn't available on all architectures. In order to
- * accommodate for COMPILE_TEST, let's define it to something dumb.
- */
-#if defined(CONFIG_COMPILE_TEST) && !defined(PHYS_OFFSET)
-#define PHYS_OFFSET 0
-#endif
-
 static int sun6i_csi_probe(struct platform_device *pdev)
 {
 	struct sun6i_csi_dev *sdev;
@@ -899,15 +891,6 @@ static int sun6i_csi_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	sdev->dev = &pdev->dev;
-	/*
-	 * The DMA bus has the memory mapped at 0.
-	 *
-	 * XXX(hch): this has no business in a driver and needs to move
-	 * to the device tree.
-	 */
-	ret = dma_direct_set_offset(sdev->dev, PHYS_OFFSET, 0, SZ_4G);
-	if (ret)
-		return ret;
 
 	ret = sun6i_csi_resource_request(sdev, pdev);
 	if (ret)
-- 
2.28.0