From 2cdd3ca67aeabf4d6274af2d1c7e22f17a33dd64 Mon Sep 17 00:00:00 2001
From: YueHaibing <yuehaibing@huawei.com>
Date: Thu, 5 May 2022 17:32:36 +0800
Subject: [PATCH] dmaengine: tegra: Fix build error without IOMMU_API
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Git-commit: 2cdd3ca67aeabf4d6274af2d1c7e22f17a33dd64
Patch-mainline: v5.19-rc1
References: git-fixes

Drivers/dma/tegra186-gpc-dma.c: In function ‘tegra_dma_probe’:
drivers/dma/tegra186-gpc-dma.c:1364:24: error: ‘struct iommu_fwspec’ has no member named ‘ids’
  stream_id = iommu_spec->ids[0] & 0xffff;
                        ^~

Make TEGRA186_GPC_DMA depends on IOMMU_API to fix this.

Fixes: ee17028009d4 ("dmaengine: tegra: Add tegra gpcdma driver")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20220505093236.15076-1-yuehaibing@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/dma/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index cc1464e4acde..857b2174a4cb 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -632,6 +632,7 @@ config TXX9_DMAC
 config TEGRA186_GPC_DMA
 	tristate "NVIDIA Tegra GPC DMA support"
 	depends on (ARCH_TEGRA || COMPILE_TEST) && ARCH_DMA_ADDR_T_64BIT
+	depends on IOMMU_API
 	select DMA_ENGINE
 	help
 	  Support for the NVIDIA Tegra General Purpose Central DMA controller.
-- 
2.35.3