Clang warns about the definitions of these macros (full warnings trimmed
for brevity):
drivers/net/wireless/realtek/rtw88/main.c:524:15: warning: signed shift
result (0x3FF00000000) requires 43 bits to represent, but 'int' only has
32 bits [-Wshift-overflow]
ra_mask &= RA_MASK_VHT_RATES | RA_MASK_OFDM_IN_VHT;
^~~~~~~~~~~~~~~~~
drivers/net/wireless/realtek/rtw88/main.c:527:15: warning: signed shift
result (0xFF0000000) requires 37 bits to represent, but 'int' only has
32 bits [-Wshift-overflow]
ra_mask &= RA_MASK_HT_RATES | RA_MASK_OFDM_IN_HT_5G;
^~~~~~~~~~~~~~~~
Given that these are all used with ra_mask, which is of type u64, we can
just declare the macros to be ULL as well.
Fixes: e3037485c68e ("rtw88: new Realtek 802.11ac driver")
Link: https://github.com/ClangBuiltLinux/linux/issues/467
Signed-off-by: Nathan Chancellor <natechancellor@xxxxxxxxx>
---
drivers/net/wireless/realtek/rtw88/main.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtw88/main.c b/drivers/net/wireless/realtek/rtw88/main.c
index 9893e5e297e3..a14a5f1b4b6d 100644
--- a/drivers/net/wireless/realtek/rtw88/main.c
+++ b/drivers/net/wireless/realtek/rtw88/main.c
@@ -462,15 +462,15 @@ static u8 get_rate_id(u8 wireless_set, enum rtw_bandwidth bw_mode, u8 tx_num)
#define RA_MASK_CCK_RATES 0x0000f
#define RA_MASK_OFDM_RATES 0x00ff0
-#define RA_MASK_HT_RATES_1SS (0xff000 << 0)
-#define RA_MASK_HT_RATES_2SS (0xff000 << 8)
-#define RA_MASK_HT_RATES_3SS (0xff000 << 16)
+#define RA_MASK_HT_RATES_1SS (0xff000ULL << 0)
+#define RA_MASK_HT_RATES_2SS (0xff000ULL << 8)
+#define RA_MASK_HT_RATES_3SS (0xff000ULL << 16)
#define RA_MASK_HT_RATES (RA_MASK_HT_RATES_1SS | \
RA_MASK_HT_RATES_2SS | \
RA_MASK_HT_RATES_3SS)
-#define RA_MASK_VHT_RATES_1SS (0x3ff000 << 0)
-#define RA_MASK_VHT_RATES_2SS (0x3ff000 << 10)
-#define RA_MASK_VHT_RATES_3SS (0x3ff000 << 20)
+#define RA_MASK_VHT_RATES_1SS (0x3ff000ULL << 0)
+#define RA_MASK_VHT_RATES_2SS (0x3ff000ULL << 10)
+#define RA_MASK_VHT_RATES_3SS (0x3ff000ULL << 20)
#define RA_MASK_VHT_RATES (RA_MASK_VHT_RATES_1SS | \
RA_MASK_VHT_RATES_2SS | \
RA_MASK_VHT_RATES_3SS)
--
2.21.0
