Sparse complains about incorrect type in argument 1. expected void const volatile __iomem *ptr but got void *. so modify mixer_dbg_mxn's addr parameter. Reported-by: kernel test robot <lkp@xxxxxxxxx> Closes: https://lore.kernel.org/oe-kbuild-all/202411191809.6V3c826r-lkp@xxxxxxxxx/ Fixes: a5f81078a56c ("drm/sti: add debugfs entries for MIXER crtc") Signed-off-by: Pei Xiao <xiaopei01@xxxxxxxxxx> --- drivers/gpu/drm/sti/sti_mixer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/sti/sti_mixer.c b/drivers/gpu/drm/sti/sti_mixer.c index 7e5f14646625..06c1b81912f7 100644 --- a/drivers/gpu/drm/sti/sti_mixer.c +++ b/drivers/gpu/drm/sti/sti_mixer.c @@ -137,7 +137,7 @@ static void mixer_dbg_crb(struct seq_file *s, int val) } } -static void mixer_dbg_mxn(struct seq_file *s, void *addr) +static void mixer_dbg_mxn(struct seq_file *s, void __iomem *addr) { int i; -- 2.34.1