4.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> [ Upstream commit 340fd4cff43f18bace9358d4decdc9b6ed0715be ] Fix build errors by #including <linux/io.h>. ../drivers/platform/x86/intel_punit_ipc.c: In function 'ipc_read_status': ../drivers/platform/x86/intel_punit_ipc.c:55:2: error: implicit declaration of function 'readl' [-Werror=implicit-function-declaration] return readl(ipcdev->base[type][BASE_IFACE]); ../drivers/platform/x86/intel_punit_ipc.c: In function 'ipc_write_cmd': ../drivers/platform/x86/intel_punit_ipc.c:60:2: error: implicit declaration of function 'writel' [-Werror=implicit-function-declaration] writel(cmd, ipcdev->base[type][BASE_IFACE]); Fixes: 447ae3166702 ("x86: Don't include linux/irq.h from asm/hardirq.h") Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Cc: Zha Qipeng <qipeng.zha@xxxxxxxxx> Cc: platform-driver-x86@xxxxxxxxxxxxxxx Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/platform/x86/intel_punit_ipc.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/platform/x86/intel_punit_ipc.c +++ b/drivers/platform/x86/intel_punit_ipc.c @@ -17,6 +17,7 @@ #include <linux/bitops.h> #include <linux/device.h> #include <linux/interrupt.h> +#include <linux/io.h> #include <linux/platform_device.h> #include <asm/intel_punit_ipc.h>