[PATCH 5.13 056/156] memory: tegra: Fix compilation warnings on 64bit platforms

From: Greg Kroah-Hartman
Date: Thu Jul 22 2021 - 12:48:20 EST


From: Dmitry Osipenko <digetx@xxxxxxxxx>

[ Upstream commit e0740fb869730110b36a4afcf05ad1b9d6f5fb6d ]

Fix compilation warning on 64bit platforms caused by implicit promotion
of 32bit signed integer to a 64bit unsigned value which happens after
enabling compile-testing of the EMC drivers.

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Reviewed-by: Nathan Chancellor <nathan@xxxxxxxxxx>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>
Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/memory/tegra/tegra124-emc.c | 4 ++--
drivers/memory/tegra/tegra30-emc.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/memory/tegra/tegra124-emc.c b/drivers/memory/tegra/tegra124-emc.c
index 5699d909abc2..a21ca8e0841a 100644
--- a/drivers/memory/tegra/tegra124-emc.c
+++ b/drivers/memory/tegra/tegra124-emc.c
@@ -272,8 +272,8 @@
#define EMC_PUTERM_ADJ 0x574

#define DRAM_DEV_SEL_ALL 0
-#define DRAM_DEV_SEL_0 (2 << 30)
-#define DRAM_DEV_SEL_1 (1 << 30)
+#define DRAM_DEV_SEL_0 BIT(31)
+#define DRAM_DEV_SEL_1 BIT(30)

#define EMC_CFG_POWER_FEATURES_MASK \
(EMC_CFG_DYN_SREF | EMC_CFG_DRAM_ACPD | EMC_CFG_DRAM_CLKSTOP_SR | \
diff --git a/drivers/memory/tegra/tegra30-emc.c b/drivers/memory/tegra/tegra30-emc.c
index 829f6d673c96..a2f2738ccb94 100644
--- a/drivers/memory/tegra/tegra30-emc.c
+++ b/drivers/memory/tegra/tegra30-emc.c
@@ -150,8 +150,8 @@
#define EMC_SELF_REF_CMD_ENABLED BIT(0)

#define DRAM_DEV_SEL_ALL (0 << 30)
-#define DRAM_DEV_SEL_0 (2 << 30)
-#define DRAM_DEV_SEL_1 (1 << 30)
+#define DRAM_DEV_SEL_0 BIT(31)
+#define DRAM_DEV_SEL_1 BIT(30)
#define DRAM_BROADCAST(num) \
((num) > 1 ? DRAM_DEV_SEL_ALL : DRAM_DEV_SEL_0)

--
2.30.2