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From fecd0c670aabdbe5bac8fb58be374dd02ea2e8a2 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Thu, 4 Jun 2020 17:23:36 +0100
Subject: [PATCH] staging: vchiq_arm: Use g_dma_dev for dma_unmap_sg
Commit "staging: vchiq_arm: Clean up 40-bit DMA support" failed to
change one of the calls to dma_unmap_sg to pass in g_dma_dev (rather
than g_dev). Correct that oversight.
See: https://github.com/raspberrypi/linux/issues/3647
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
.../staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c
@@ -641,7 +641,7 @@ free_pagelist(struct vchiq_pagelist_info
* NOTE: dma_unmap_sg must be called before the
* cpu can touch any of the data/pages.
*/
- dma_unmap_sg(g_dev, pagelistinfo->scatterlist,
+ dma_unmap_sg(g_dma_dev, pagelistinfo->scatterlist,
pagelistinfo->num_pages, pagelistinfo->dma_dir);
pagelistinfo->scatterlist_mapped = 0;
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