Mark switch cases where we are expecting to fall through. This patch fixes the following warning (Building: arm): drivers/gpu/drm/sti/sti_hdmi.c: In function ‘hdmi_audio_configure’: drivers/gpu/drm/sti/sti_hdmi.c:851:13: warning: this statement may fall through [-Wimplicit-fallthrough=] audio_cfg |= HDMI_AUD_CFG_CH78_VALID; drivers/gpu/drm/sti/sti_hdmi.c:852:2: note: here case 6: ^~~~ drivers/gpu/drm/sti/sti_hdmi.c:853:13: warning: this statement may fall through [-Wimplicit-fallthrough=] audio_cfg |= HDMI_AUD_CFG_CH56_VALID; drivers/gpu/drm/sti/sti_hdmi.c:854:2: note: here case 4: ^~~~ drivers/gpu/drm/sti/sti_hdmi.c:855:13: warning: this statement may fall through [-Wimplicit-fallthrough=] audio_cfg |= HDMI_AUD_CFG_CH34_VALID | HDMI_AUD_CFG_8CH; drivers/gpu/drm/sti/sti_hdmi.c:856:2: note: here case 2: ^~~~ Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx> --- drivers/gpu/drm/sti/sti_hdmi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/sti/sti_hdmi.c b/drivers/gpu/drm/sti/sti_hdmi.c index f03d617edc4c..1617c5098a50 100644 --- a/drivers/gpu/drm/sti/sti_hdmi.c +++ b/drivers/gpu/drm/sti/sti_hdmi.c @@ -849,10 +849,13 @@ static int hdmi_audio_configure(struct sti_hdmi *hdmi) switch (info->channels) { case 8: audio_cfg |= HDMI_AUD_CFG_CH78_VALID; + /* fall through */ case 6: audio_cfg |= HDMI_AUD_CFG_CH56_VALID; + /* fall through */ case 4: audio_cfg |= HDMI_AUD_CFG_CH34_VALID | HDMI_AUD_CFG_8CH; + /* fall through */ case 2: audio_cfg |= HDMI_AUD_CFG_CH12_VALID; break; -- 2.22.0 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel