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authorPhilippe Cornu <philippe.cornu@st.com>2019-03-29 18:49:08 +0300
committerBenjamin Gaignard <benjamin.gaignard@linaro.org>2019-04-24 14:51:09 +0300
commit0cabb0859f5fb341dd386492d181b5f04e2f169d (patch)
tree0c2256a595a0ac1592701305c5114ca32cdac1cf /drivers/gpu/drm/stm
parent798e5b2a4f1dad93b193fb16bfd7e78eed22f22b (diff)
downloadlinux-0cabb0859f5fb341dd386492d181b5f04e2f169d.tar.xz
drm/stm: ltdc: use DRM_WARN for fifo & transfer error messages
Use DRM_WARN() instead of DRM_DEBUG_DRIVER() to better inform the user in case of fifo underruns or transfer errors. Signed-off-by: Philippe Cornu <philippe.cornu@st.com> Acked-by: Philippe Cornu <philippe.cornu@st.com> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/1553874548-31366-1-git-send-email-yannick.fertre@st.com
Diffstat (limited to 'drivers/gpu/drm/stm')
-rw-r--r--drivers/gpu/drm/stm/ltdc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/stm/ltdc.c b/drivers/gpu/drm/stm/ltdc.c
index 9b4883bdbf4f..e92f660fedd3 100644
--- a/drivers/gpu/drm/stm/ltdc.c
+++ b/drivers/gpu/drm/stm/ltdc.c
@@ -822,11 +822,11 @@ static void ltdc_plane_atomic_update(struct drm_plane *plane,
mutex_lock(&ldev->err_lock);
if (ldev->error_status & ISR_FUIF) {
- DRM_DEBUG_DRIVER("Fifo underrun\n");
+ DRM_WARN("ltdc fifo underrun: please verify display mode\n");
ldev->error_status &= ~ISR_FUIF;
}
if (ldev->error_status & ISR_TERRIF) {
- DRM_DEBUG_DRIVER("Transfer error\n");
+ DRM_WARN("ltdc transfer error\n");
ldev->error_status &= ~ISR_TERRIF;
}
mutex_unlock(&ldev->err_lock);