[PATCH 6.1 0812/1146] iommu/sun50i: Fix flush size

Greg Kroah-Hartman
2022-12-28T16:33:09Z

From: Jernej Skrabec <jernej.skrabec@gmail.com>

[ Upstream commit 67a8a67f9eceb72e4c73d1d09ed9ab04f4b8e12d ]

Function sun50i_table_flush() takes number of entries as an argument,
not number of bytes. Fix that mistake in sun50i_dte_get_page_table().

Fixes: 4100b8c229b3 ("iommu: Add Allwinner H6 IOMMU driver")
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20221025165415.307591-5-jernej.skrabec@gmail.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/iommu/sun50i-iommu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c
index df871af04bcb..e62e245060ac 100644
--- a/drivers/iommu/sun50i-iommu.c
+++ b/drivers/iommu/sun50i-iommu.c
@@ -512,7 +512,7 @@ static u32 *sun50i_dte_get_page_table(struct sun50i_iommu_domain *sun50i_domain,
sun50i_iommu_free_page_table(iommu, drop_pt);
}

- sun50i_table_flush(sun50i_domain, page_table, PT_SIZE);
+ sun50i_table_flush(sun50i_domain, page_table, NUM_PT_ENTRIES);
sun50i_table_flush(sun50i_domain, dte_addr, 1);

return page_table;
--
2.35.1