From 5ee0caf161a9a21b9410b29f3cae8e1e98d1b100 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 26 Feb 2020 13:24:21 +0200 Subject: [PATCH] video: hdmi: Change return type of hdmi_avi_infoframe_init() to void The hdmi_avi_infoframe_init() never needs to return an error, change its return type to void. Signed-off-by: Laurent Pinchart Reviewed-by: Andrzej Hajda Acked-by: Bartlomiej Zolnierkiewicz Reviewed-by: Boris Brezillon Acked-by: Sam Ravnborg Tested-by: Sebastian Reichel Reviewed-by: Sebastian Reichel Signed-off-by: Tomi Valkeinen Link: https://patchwork.freedesktop.org/patch/msgid/20200226112514.12455-2-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/drm_edid.c | 5 +---- drivers/video/hdmi.c | 11 ++--------- include/linux/hdmi.h | 2 +- 3 files changed, 4 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index ec10dc3e859c..5f3bc3486fde 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -5449,14 +5449,11 @@ drm_hdmi_avi_infoframe_from_display_mode(struct hdmi_avi_infoframe *frame, { enum hdmi_picture_aspect picture_aspect; u8 vic, hdmi_vic; - int err; if (!frame || !mode) return -EINVAL; - err = hdmi_avi_infoframe_init(frame); - if (err < 0) - return err; + hdmi_avi_infoframe_init(frame); if (mode->flags & DRM_MODE_FLAG_DBLCLK) frame->pixel_repeat = 1; diff --git a/drivers/video/hdmi.c b/drivers/video/hdmi.c index 9c82e2a0a411..856a8c4e84a2 100644 --- a/drivers/video/hdmi.c +++ b/drivers/video/hdmi.c @@ -53,18 +53,14 @@ static void hdmi_infoframe_set_checksum(void *buffer, size_t size) /** * hdmi_avi_infoframe_init() - initialize an HDMI AVI infoframe * @frame: HDMI AVI infoframe - * - * Returns 0 on success or a negative error code on failure. */ -int hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame) +void hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame) { memset(frame, 0, sizeof(*frame)); frame->type = HDMI_INFOFRAME_TYPE_AVI; frame->version = 2; frame->length = HDMI_AVI_INFOFRAME_SIZE; - - return 0; } EXPORT_SYMBOL(hdmi_avi_infoframe_init); @@ -1553,7 +1549,6 @@ static int hdmi_avi_infoframe_unpack(struct hdmi_avi_infoframe *frame, const void *buffer, size_t size) { const u8 *ptr = buffer; - int ret; if (size < HDMI_INFOFRAME_SIZE(AVI)) return -EINVAL; @@ -1566,9 +1561,7 @@ static int hdmi_avi_infoframe_unpack(struct hdmi_avi_infoframe *frame, if (hdmi_infoframe_checksum(buffer, HDMI_INFOFRAME_SIZE(AVI)) != 0) return -EINVAL; - ret = hdmi_avi_infoframe_init(frame); - if (ret) - return ret; + hdmi_avi_infoframe_init(frame); ptr += HDMI_INFOFRAME_HEADER_SIZE; diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h index 9918a6c910c5..9613d796cfb1 100644 --- a/include/linux/hdmi.h +++ b/include/linux/hdmi.h @@ -207,7 +207,7 @@ struct hdmi_drm_infoframe { u16 max_fall; }; -int hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame); +void hdmi_avi_infoframe_init(struct hdmi_avi_infoframe *frame); ssize_t hdmi_avi_infoframe_pack(struct hdmi_avi_infoframe *frame, void *buffer, size_t size); ssize_t hdmi_avi_infoframe_pack_only(const struct hdmi_avi_infoframe *frame, -- 2.11.0