5.10-stable review patch. If anyone has any objections, please let me know.
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From: Helge Deller deller@gmx.de
commit 6ad6e15a9c46b8f0932cd99724f26f3db4db1cdf upstream.
Firmware returns the physical address of the power switch, so need to use gsc_writel() instead of direct memory access.
Fixes: d0c219472980 ("parisc/power: Add power soft-off when running on qemu") Signed-off-by: Helge Deller deller@gmx.de Cc: stable@vger.kernel.org # v6.0+ Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/parisc/power.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/parisc/power.c +++ b/drivers/parisc/power.c @@ -196,7 +196,7 @@ static struct notifier_block parisc_pani static int qemu_power_off(struct sys_off_data *data) { /* this turns the system off via SeaBIOS */ - *(int *)data->cb_data = 0; + gsc_writel(0, (unsigned long) data->cb_data); pdc_soft_power_button(1); return NOTIFY_DONE; }