linux-kernel - [PATCH] drm/etnaviv: Drop the 'len' parameter of etnaviv_iommu

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Message-Id: <20231007070312.1026296-1-suijingfeng@loongson.cn>
Date:   Sat,  7 Oct 2023 15:03:12 +0800
From:   Sui Jingfeng <suijingfeng@...ngson.cn>
To:     Lucas Stach <l.stach@...gutronix.de>,
        Russell King <linux+etnaviv@...linux.org.uk>,
        Christian Gmeiner <christian.gmeiner@...il.com>
Cc:     etnaviv@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] drm/etnaviv: Drop the 'len' parameter of etnaviv_iommu_map() function

The 'len' parameter is the 4th argument, because it is not get used, so
drop it. No functional change.

Signed-off-by: Sui Jingfeng <suijingfeng@...ngson.cn>
---
 drivers/gpu/drm/etnaviv/etnaviv_mmu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/etnaviv/etnaviv_mmu.c b/drivers/gpu/drm/etnaviv/etnaviv_mmu.c
index 4fa72567183a..1661d589bf3e 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_mmu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_mmu.c
@@ -70,7 +70,7 @@ static int etnaviv_context_map(struct etnaviv_iommu_context *context,
 }
 
 static int etnaviv_iommu_map(struct etnaviv_iommu_context *context, u32 iova,
-			     struct sg_table *sgt, unsigned len, int prot)
+			     struct sg_table *sgt, int prot)
 {	struct scatterlist *sg;
 	unsigned int da = iova;
 	unsigned int i;
@@ -314,7 +314,7 @@ int etnaviv_iommu_map_gem(struct etnaviv_iommu_context *context,
 		goto unlock;
 
 	mapping->iova = node->start;
-	ret = etnaviv_iommu_map(context, node->start, sgt, etnaviv_obj->base.size,
+	ret = etnaviv_iommu_map(context, node->start, sgt,
 				ETNAVIV_PROT_READ | ETNAVIV_PROT_WRITE);
 
 	if (ret < 0) {
-- 
2.34.1