From 95f7eaa29a23fb4d0a47962a43f6d72db89b03a7 Mon Sep 17 00:00:00 2001 From: Jay Fang Date: Mon, 9 Aug 2021 20:18:17 +0800 Subject: [PATCH 107/109] spi: hisi-kunpeng: Fix Woverflow warning on conversion mainline inclusion from mainline-v5.13-rc1 commit 9a446cf97af70ee81ba177703b67ac4955a5edcc category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/I8DDF5 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9a446cf97af70ee81ba177703b67ac4955a5edcc ---------------------------------------------------------------------- Fix warning Woverflow on type conversion reported on x86_64: drivers/spi/spi-hisi-kunpeng.c:361:9: warning: conversion from 'long unsigned int' to 'u32' {aka 'unsigned int'} changes value from '18446744073709551600' to '4294967280' [-Woverflow] The registers are 32 bit, so fix by casting to u32. Fixes: c770d8631e18 ("spi: Add HiSilicon SPI Controller Driver for Kunpeng SoCs") Cc: Stephen Rothwell Reported-by: kernel test robot Signed-off-by: Jay Fang Link: https://lore.kernel.org/r/1617762660-54681-1-git-send-email-f.fangjian@huawei.com Signed-off-by: Mark Brown Reviewed-by: Chengwen Feng Signed-off-by: Zheng Zengkai Signed-off-by: YunYi Yang --- drivers/spi/spi-hisi-kunpeng.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi-hisi-kunpeng.c b/drivers/spi/spi-hisi-kunpeng.c index ea87b4fba5d6..c0db9b5e37ea 100644 --- a/drivers/spi/spi-hisi-kunpeng.c +++ b/drivers/spi/spi-hisi-kunpeng.c @@ -358,7 +358,7 @@ static int hisi_spi_transfer_one(struct spi_controller *master, smp_mb(); /* Enable all interrupts and the controller */ - writel(~IMR_MASK, hs->regs + HISI_SPI_IMR); + writel(~(u32)IMR_MASK, hs->regs + HISI_SPI_IMR); writel(1, hs->regs + HISI_SPI_ENR); return 1; -- 2.23.0