summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/mediatek/mtk_hdmi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_hdmi.c')
-rw-r--r--drivers/gpu/drm/mediatek/mtk_hdmi.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
index ff43a3d80410..7bc086ec74f7 100644
--- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
+++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
@@ -311,14 +311,10 @@ static void mtk_hdmi_hw_send_info_frame(struct mtk_hdmi *hdmi, u8 *buffer,
u8 checksum;
int ctrl_frame_en = 0;
- frame_type = *buffer;
- buffer += 1;
- frame_ver = *buffer;
- buffer += 1;
- frame_len = *buffer;
- buffer += 1;
- checksum = *buffer;
- buffer += 1;
+ frame_type = *buffer++;
+ frame_ver = *buffer++;
+ frame_len = *buffer++;
+ checksum = *buffer++;
frame_data = buffer;
dev_dbg(hdmi->dev,
@@ -982,7 +978,7 @@ static int mtk_hdmi_setup_avi_infoframe(struct mtk_hdmi *hdmi,
struct drm_display_mode *mode)
{
struct hdmi_avi_infoframe frame;
- u8 buffer[17];
+ u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AVI_INFOFRAME_SIZE];
ssize_t err;
err = drm_hdmi_avi_infoframe_from_display_mode(&frame,
@@ -1008,7 +1004,7 @@ static int mtk_hdmi_setup_spd_infoframe(struct mtk_hdmi *hdmi,
const char *product)
{
struct hdmi_spd_infoframe frame;
- u8 buffer[29];
+ u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_SPD_INFOFRAME_SIZE];
ssize_t err;
err = hdmi_spd_infoframe_init(&frame, vendor, product);
@@ -1031,7 +1027,7 @@ static int mtk_hdmi_setup_spd_infoframe(struct mtk_hdmi *hdmi,
static int mtk_hdmi_setup_audio_infoframe(struct mtk_hdmi *hdmi)
{
struct hdmi_audio_infoframe frame;
- u8 buffer[14];
+ u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AUDIO_INFOFRAME_SIZE];
ssize_t err;
err = hdmi_audio_infoframe_init(&frame);