linux-kernel - [PATCH 7/7] habanalabs: set dma max segment size

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Message-Id: <20210711125418.17533-7-ogabbay@kernel.org>
Date:   Sun, 11 Jul 2021 15:54:18 +0300
From:   Oded Gabbay <ogabbay@...nel.org>
To:     linux-kernel@...r.kernel.org
Subject: [PATCH 7/7] habanalabs: set dma max segment size

This is required from any device that is capable to perform DMA.

Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
 drivers/misc/habanalabs/common/pci/pci.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/misc/habanalabs/common/pci/pci.c b/drivers/misc/habanalabs/common/pci/pci.c
index d5bedf5ba011..0b5366cc84fd 100644
--- a/drivers/misc/habanalabs/common/pci/pci.c
+++ b/drivers/misc/habanalabs/common/pci/pci.c
@@ -436,6 +436,8 @@ int hl_pci_init(struct hl_device *hdev)
 		goto unmap_pci_bars;
 	}
 
+	dma_set_max_seg_size(&pdev->dev, U32_MAX);
+
 	return 0;
 
 unmap_pci_bars:
-- 
2.25.1