iommu/apple-dart: Use readl instead of readl_relaxed for consistency

While the readl_relaxed in apple_dart_suspend is correct the rest of the
driver uses the non-relaxed variants everywhere and the single
readl_relaxed is inconsistent and possibly confusing.

Signed-off-by: Sven Peter <sven@svenpeter.dev>
Acked-by: Hector Martin <marcan@marcan.st>
Reviewed-by: Neal Gompa <neal@gompa.dev>
Link: https://lore.kernel.org/r/20231126162009.17934-1-sven@svenpeter.dev
Signed-off-by: Joerg Roedel <jroedel@suse.de>

diff --git a/drivers/iommu/apple-dart.c b/drivers/iommu/apple-dart.c
index f47f60c0a4d0d6d86ef74f090e0011ecd2924bca..7438e9c82ba982b41f799539ef6e11c0a3f061b2 100644 (file)
--- a/drivers/iommu/apple-dart.c
+++ b/drivers/iommu/apple-dart.c
@@ -1302,7 +1302,7 @@ static __maybe_unused int apple_dart_suspend(struct device *dev)
        unsigned int sid, idx;
 
        for (sid = 0; sid < dart->num_streams; sid++) {
-               dart->save_tcr[sid] = readl_relaxed(dart->regs + DART_TCR(dart, sid));
+               dart->save_tcr[sid] = readl(dart->regs + DART_TCR(dart, sid));
                for (idx = 0; idx < dart->hw->ttbr_count; idx++)
                        dart->save_ttbr[sid][idx] =
                                readl(dart->regs + DART_TTBR(dart, sid, idx));