Hi Nikita,
kernel test robot noticed the following build warnings:
[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on tegra/for-next drm-intel/for-linux-next drm-intel/for-linux-next-fixes linus/master v6.3-rc6 next-20230412]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Nikita-Zhandarovich/video-hdmi-minor-fixes-for-_infoframe_init-functions/20230412-232947
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link: https://lore.kernel.org/r/20230412152910.9486-1-n.zhandarovich%40fintech.ru
patch subject: [PATCH] video/hdmi: minor fixes for *_infoframe_init functions
config: i386-randconfig-a005-20230410 (https://download.01.org/0day-ci/archive/20230413/202304130224.59cNkdgV-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/36210f5b0ac3046f4c1c1d0c6e392eab40811699
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Nikita-Zhandarovich/video-hdmi-minor-fixes-for-_infoframe_init-functions/20230412-232947
git checkout 36210f5b0ac3046f4c1c1d0c6e392eab40811699
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/i915/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304130224.59cNkdgV-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/i915/display/intel_hdmi.c:769:37: warning: variable 'ret' is uninitialized when used here [-Wuninitialized]
if (drm_WARN_ON(encoder->base.dev, ret))
^~~
include/drm/drm_print.h:630:19: note: expanded from macro 'drm_WARN_ON'
drm_WARN((drm), (x), "%s", \
^
include/drm/drm_print.h:620:7: note: expanded from macro 'drm_WARN'
WARN(condition, "%s %s: " format, \
^~~~~~~~~
include/asm-generic/bug.h:131:25: note: expanded from macro 'WARN'
int __ret_warn_on = !!(condition); \
^~~~~~~~~
drivers/gpu/drm/i915/display/intel_hdmi.c:756:9: note: initialize the variable 'ret' to silence this warning
int ret;
^
= 0
1 warning generated.
vim +/ret +769 drivers/gpu/drm/i915/display/intel_hdmi.c
b055c8f3ef9f7b drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-07-08 748
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 749 static bool
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 750 intel_hdmi_compute_spd_infoframe(struct intel_encoder *encoder,
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 751 struct intel_crtc_state *crtc_state,
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 752 struct drm_connector_state *conn_state)
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 753 {
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 754 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 755 struct hdmi_spd_infoframe *frame = &crtc_state->infoframes.spd.spd;
5adaea799c1c2c drivers/gpu/drm/i915/intel_hdmi.c Damien Lespiau 2013-08-06 756 int ret;
5adaea799c1c2c drivers/gpu/drm/i915/intel_hdmi.c Damien Lespiau 2013-08-06 757
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 758 if (!crtc_state->has_infoframe)
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 759 return true;
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 760
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 761 crtc_state->infoframes.enable |=
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 762 intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_SPD);
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 763
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 764 if (IS_DGFX(i915))
36210f5b0ac304 drivers/gpu/drm/i915/display/intel_hdmi.c Nikita Zhandarovich 2023-04-12 765 hdmi_spd_infoframe_init(frame, "Intel", "Discrete gfx");
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 766 else
36210f5b0ac304 drivers/gpu/drm/i915/display/intel_hdmi.c Nikita Zhandarovich 2023-04-12 767 hdmi_spd_infoframe_init(frame, "Intel", "Integrated gfx");
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 768
3a47ae201e0749 drivers/gpu/drm/i915/display/intel_hdmi.c Pankaj Bharadiya 2020-01-15 @769 if (drm_WARN_ON(encoder->base.dev, ret))
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 770 return false;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 771
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 772 frame->sdi = HDMI_SPD_SDI_PC;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 773
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 774 ret = hdmi_spd_infoframe_check(frame);
3a47ae201e0749 drivers/gpu/drm/i915/display/intel_hdmi.c Pankaj Bharadiya 2020-01-15 775 if (drm_WARN_ON(encoder->base.dev, ret))
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 776 return false;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 777
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 778 return true;
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 779 }
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 780
Hi Nikita,
kernel test robot noticed the following build errors:
[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on tegra/for-next drm-intel/for-linux-next drm-intel/for-linux-next-fixes linus/master v6.3-rc6 next-20230412]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Nikita-Zhandarovich/video-hdmi-minor-fixes-for-_infoframe_init-functions/20230412-232947
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link: https://lore.kernel.org/r/20230412152910.9486-1-n.zhandarovich%40fintech.ru
patch subject: [PATCH] video/hdmi: minor fixes for *_infoframe_init functions
config: x86_64-randconfig-a005-20230410 (https://download.01.org/0day-ci/archive/20230413/202304131234.hT3mzkju-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/36210f5b0ac3046f4c1c1d0c6e392eab40811699
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Nikita-Zhandarovich/video-hdmi-minor-fixes-for-_infoframe_init-functions/20230412-232947
git checkout 36210f5b0ac3046f4c1c1d0c6e392eab40811699
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/drm/i915/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304131234.hT3mzkju-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/i915/display/intel_hdmi.c:769:37: error: variable 'ret' is uninitialized when used here [-Werror,-Wuninitialized]
if (drm_WARN_ON(encoder->base.dev, ret))
^~~
include/drm/drm_print.h:630:19: note: expanded from macro 'drm_WARN_ON'
drm_WARN((drm), (x), "%s", \
^
include/drm/drm_print.h:620:7: note: expanded from macro 'drm_WARN'
WARN(condition, "%s %s: " format, \
^~~~~~~~~
include/asm-generic/bug.h:131:25: note: expanded from macro 'WARN'
int __ret_warn_on = !!(condition); \
^~~~~~~~~
drivers/gpu/drm/i915/display/intel_hdmi.c:756:9: note: initialize the variable 'ret' to silence this warning
int ret;
^
= 0
1 error generated.
vim +/ret +769 drivers/gpu/drm/i915/display/intel_hdmi.c
b055c8f3ef9f7b drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-07-08 748
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 749 static bool
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 750 intel_hdmi_compute_spd_infoframe(struct intel_encoder *encoder,
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 751 struct intel_crtc_state *crtc_state,
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 752 struct drm_connector_state *conn_state)
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 753 {
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 754 struct drm_i915_private *i915 = to_i915(encoder->base.dev);
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 755 struct hdmi_spd_infoframe *frame = &crtc_state->infoframes.spd.spd;
5adaea799c1c2c drivers/gpu/drm/i915/intel_hdmi.c Damien Lespiau 2013-08-06 756 int ret;
5adaea799c1c2c drivers/gpu/drm/i915/intel_hdmi.c Damien Lespiau 2013-08-06 757
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 758 if (!crtc_state->has_infoframe)
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 759 return true;
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 760
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 761 crtc_state->infoframes.enable |=
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 762 intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_SPD);
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 763
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 764 if (IS_DGFX(i915))
36210f5b0ac304 drivers/gpu/drm/i915/display/intel_hdmi.c Nikita Zhandarovich 2023-04-12 765 hdmi_spd_infoframe_init(frame, "Intel", "Discrete gfx");
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 766 else
36210f5b0ac304 drivers/gpu/drm/i915/display/intel_hdmi.c Nikita Zhandarovich 2023-04-12 767 hdmi_spd_infoframe_init(frame, "Intel", "Integrated gfx");
7d1675dcb5a16c drivers/gpu/drm/i915/display/intel_hdmi.c Taylor, Clinton A 2022-11-29 768
3a47ae201e0749 drivers/gpu/drm/i915/display/intel_hdmi.c Pankaj Bharadiya 2020-01-15 @769 if (drm_WARN_ON(encoder->base.dev, ret))
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 770 return false;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 771
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 772 frame->sdi = HDMI_SPD_SDI_PC;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 773
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 774 ret = hdmi_spd_infoframe_check(frame);
3a47ae201e0749 drivers/gpu/drm/i915/display/intel_hdmi.c Pankaj Bharadiya 2020-01-15 775 if (drm_WARN_ON(encoder->base.dev, ret))
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 776 return false;
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 777
fbf08556ed4344 drivers/gpu/drm/i915/intel_hdmi.c Ville Syrjälä 2019-02-25 778 return true;
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 779 }
c0864cb39c6869 drivers/gpu/drm/i915/intel_hdmi.c Jesse Barnes 2011-08-03 780
@@ -27,7 +27,6 @@ int drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame,
{
struct drm_connector *connector;
struct hdr_output_metadata *hdr_metadata;
- int err;
if (!frame || !conn_state)
return -EINVAL;
@@ -47,9 +46,7 @@ int drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame,
connector->hdr_sink_metadata.hdmi_type1.eotf))
DRM_DEBUG_KMS("Unknown EOTF %d\n", hdr_metadata->hdmi_metadata_type1.eotf);
- err = hdmi_drm_infoframe_init(frame);
- if (err < 0)
- return err;
+ hdmi_drm_infoframe_init(frame);
frame->eotf = hdr_metadata->hdmi_metadata_type1.eotf;
frame->metadata_type = hdr_metadata->hdmi_metadata_type1.metadata_type;
@@ -7159,7 +7159,6 @@ drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame,
*/
bool has_hdmi_infoframe = connector ?
connector->display_info.has_hdmi_infoframe : false;
- int err;
if (!frame || !mode)
return -EINVAL;
@@ -7167,9 +7166,7 @@ drm_hdmi_vendor_infoframe_from_display_mode(struct hdmi_vendor_infoframe *frame,
if (!has_hdmi_infoframe)
return -EINVAL;
- err = hdmi_vendor_infoframe_init(frame);
- if (err < 0)
- return err;
+ hdmi_vendor_infoframe_init(frame);
/*
* Even if it's not absolutely necessary to send the infoframe
@@ -778,9 +778,9 @@ intel_hdmi_compute_spd_infoframe(struct intel_encoder *encoder,
intel_hdmi_infoframe_enable(HDMI_INFOFRAME_TYPE_SPD);
if (IS_DGFX(i915))
- ret = hdmi_spd_infoframe_init(frame, "Intel", "Discrete gfx");
+ hdmi_spd_infoframe_init(frame, "Intel", "Discrete gfx");
else
- ret = hdmi_spd_infoframe_init(frame, "Intel", "Integrated gfx");
+ hdmi_spd_infoframe_init(frame, "Intel", "Integrated gfx");
if (drm_WARN_ON(encoder->base.dev, ret))
return false;
@@ -995,12 +995,7 @@ static int mtk_hdmi_setup_spd_infoframe(struct mtk_hdmi *hdmi,
u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_SPD_INFOFRAME_SIZE];
ssize_t err;
- err = hdmi_spd_infoframe_init(&frame, vendor, product);
- if (err < 0) {
- dev_err(hdmi->dev, "Failed to initialize SPD infoframe: %zd\n",
- err);
- return err;
- }
+ hdmi_spd_infoframe_init(&frame, vendor, product);
err = hdmi_spd_infoframe_pack(&frame, buffer, sizeof(buffer));
if (err < 0) {
@@ -1018,12 +1013,7 @@ static int mtk_hdmi_setup_audio_infoframe(struct mtk_hdmi *hdmi)
u8 buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AUDIO_INFOFRAME_SIZE];
ssize_t err;
- err = hdmi_audio_infoframe_init(&frame);
- if (err < 0) {
- dev_err(hdmi->dev, "Failed to setup audio infoframe: %zd\n",
- err);
- return err;
- }
+ hdmi_audio_infoframe_init(&frame);
frame.coding_type = HDMI_AUDIO_CODING_TYPE_STREAM;
frame.sample_frequency = HDMI_AUDIO_SAMPLE_FREQUENCY_STREAM;
@@ -432,11 +432,7 @@ void r600_hdmi_update_audio_settings(struct drm_encoder *encoder)
DRM_DEBUG("0x%02X IEC60958 status bits and 0x%02X category code\n",
(int)audio.status_bits, (int)audio.category_code);
- err = hdmi_audio_infoframe_init(&frame);
- if (err < 0) {
- DRM_ERROR("failed to setup audio infoframe\n");
- return;
- }
+ hdmi_audio_infoframe_init(&frame);
frame.channels = audio.channels;
@@ -1321,11 +1321,7 @@ static int sti_hdmi_bind(struct device *dev, struct device *master, void *data)
}
/* Initialize audio infoframe */
- err = hdmi_audio_infoframe_init(&hdmi->audio.cea);
- if (err) {
- DRM_ERROR("Failed to init audio infoframe\n");
- goto err_sysfs;
- }
+ hdmi_audio_infoframe_init(&hdmi->audio.cea);
cec_fill_conn_info_from_drm(&conn_info, drm_connector);
hdmi->notifier = cec_notifier_conn_register(&hdmi->dev, NULL,
@@ -747,12 +747,7 @@ static void tegra_hdmi_setup_audio_infoframe(struct tegra_hdmi *hdmi)
u8 buffer[14];
ssize_t err;
- err = hdmi_audio_infoframe_init(&frame);
- if (err < 0) {
- dev_err(hdmi->dev, "failed to setup audio infoframe: %zd\n",
- err);
- return;
- }
+ hdmi_audio_infoframe_init(&frame);
frame.channels = hdmi->format.channels;
@@ -2021,11 +2021,7 @@ static int tegra_sor_hdmi_enable_audio_infoframe(struct tegra_sor *sor)
u32 value;
int err;
- err = hdmi_audio_infoframe_init(&frame);
- if (err < 0) {
- dev_err(sor->dev, "failed to setup audio infoframe: %d\n", err);
- return err;
- }
+ hdmi_audio_infoframe_init(&frame);
frame.channels = sor->format.channels;
@@ -816,13 +816,8 @@ static void vc4_hdmi_set_avi_infoframe(struct drm_encoder *encoder)
static void vc4_hdmi_set_spd_infoframe(struct drm_encoder *encoder)
{
union hdmi_infoframe frame;
- int ret;
- ret = hdmi_spd_infoframe_init(&frame.spd, "Broadcom", "Videocore");
- if (ret < 0) {
- DRM_ERROR("couldn't fill SPD infoframe\n");
- return;
- }
+ hdmi_spd_infoframe_init(&frame.spd, "Broadcom", "Videocore");
frame.spd.sdi = HDMI_SPD_SDI_PC;
@@ -216,10 +216,8 @@ EXPORT_SYMBOL(hdmi_avi_infoframe_pack);
* @frame: HDMI SPD infoframe
* @vendor: vendor string
* @product: product string
- *
- * Returns 0 on success or a negative error code on failure.
*/
-int hdmi_spd_infoframe_init(struct hdmi_spd_infoframe *frame,
+void hdmi_spd_infoframe_init(struct hdmi_spd_infoframe *frame,
const char *vendor, const char *product)
{
size_t len;
@@ -234,8 +232,6 @@ int hdmi_spd_infoframe_init(struct hdmi_spd_infoframe *frame,
memcpy(frame->vendor, vendor, min(len, sizeof(frame->vendor)));
len = strlen(product);
memcpy(frame->product, product, min(len, sizeof(frame->product)));
-
- return 0;
}
EXPORT_SYMBOL(hdmi_spd_infoframe_init);
@@ -348,18 +344,14 @@ EXPORT_SYMBOL(hdmi_spd_infoframe_pack);
/**
* hdmi_audio_infoframe_init() - initialize an HDMI audio infoframe
* @frame: HDMI audio infoframe
- *
- * Returns 0 on success or a negative error code on failure.
*/
-int hdmi_audio_infoframe_init(struct hdmi_audio_infoframe *frame)
+void hdmi_audio_infoframe_init(struct hdmi_audio_infoframe *frame)
{
memset(frame, 0, sizeof(*frame));
frame->type = HDMI_INFOFRAME_TYPE_AUDIO;
frame->version = 1;
frame->length = HDMI_AUDIO_INFOFRAME_SIZE;
-
- return 0;
}
EXPORT_SYMBOL(hdmi_audio_infoframe_init);
@@ -526,10 +518,8 @@ EXPORT_SYMBOL(hdmi_audio_infoframe_pack_for_dp);
/**
* hdmi_vendor_infoframe_init() - initialize an HDMI vendor infoframe
* @frame: HDMI vendor infoframe
- *
- * Returns 0 on success or a negative error code on failure.
*/
-int hdmi_vendor_infoframe_init(struct hdmi_vendor_infoframe *frame)
+void hdmi_vendor_infoframe_init(struct hdmi_vendor_infoframe *frame)
{
memset(frame, 0, sizeof(*frame));
@@ -544,8 +534,6 @@ int hdmi_vendor_infoframe_init(struct hdmi_vendor_infoframe *frame)
*/
frame->s3d_struct = HDMI_3D_STRUCTURE_INVALID;
frame->length = HDMI_VENDOR_INFOFRAME_SIZE;
-
- return 0;
}
EXPORT_SYMBOL(hdmi_vendor_infoframe_init);
@@ -698,18 +686,14 @@ hdmi_vendor_any_infoframe_check_only(const union hdmi_vendor_any_infoframe *fram
* hdmi_drm_infoframe_init() - initialize an HDMI Dynaminc Range and
* mastering infoframe
* @frame: HDMI DRM infoframe
- *
- * Returns 0 on success or a negative error code on failure.
*/
-int hdmi_drm_infoframe_init(struct hdmi_drm_infoframe *frame)
+void hdmi_drm_infoframe_init(struct hdmi_drm_infoframe *frame)
{
memset(frame, 0, sizeof(*frame));
frame->type = HDMI_INFOFRAME_TYPE_DRM;
frame->version = 1;
frame->length = HDMI_DRM_INFOFRAME_SIZE;
-
- return 0;
}
EXPORT_SYMBOL(hdmi_drm_infoframe_init);
@@ -1661,7 +1645,6 @@ static int hdmi_spd_infoframe_unpack(struct hdmi_spd_infoframe *frame,
const void *buffer, size_t size)
{
const u8 *ptr = buffer;
- int ret;
if (size < HDMI_INFOFRAME_SIZE(SPD))
return -EINVAL;
@@ -1677,9 +1660,7 @@ static int hdmi_spd_infoframe_unpack(struct hdmi_spd_infoframe *frame,
ptr += HDMI_INFOFRAME_HEADER_SIZE;
- ret = hdmi_spd_infoframe_init(frame, ptr, ptr + 8);
- if (ret)
- return ret;
+ hdmi_spd_infoframe_init(frame, ptr, ptr + 8);
frame->sdi = ptr[24];
@@ -1703,7 +1684,6 @@ static int hdmi_audio_infoframe_unpack(struct hdmi_audio_infoframe *frame,
const void *buffer, size_t size)
{
const u8 *ptr = buffer;
- int ret;
if (size < HDMI_INFOFRAME_SIZE(AUDIO))
return -EINVAL;
@@ -1717,9 +1697,7 @@ static int hdmi_audio_infoframe_unpack(struct hdmi_audio_infoframe *frame,
if (hdmi_infoframe_checksum(buffer, HDMI_INFOFRAME_SIZE(AUDIO)) != 0)
return -EINVAL;
- ret = hdmi_audio_infoframe_init(frame);
- if (ret)
- return ret;
+ hdmi_audio_infoframe_init(frame);
ptr += HDMI_INFOFRAME_HEADER_SIZE;
@@ -1755,7 +1733,6 @@ hdmi_vendor_any_infoframe_unpack(union hdmi_vendor_any_infoframe *frame,
{
const u8 *ptr = buffer;
size_t length;
- int ret;
u8 hdmi_video_format;
struct hdmi_vendor_infoframe *hvf = &frame->hdmi;
@@ -1789,9 +1766,7 @@ hdmi_vendor_any_infoframe_unpack(union hdmi_vendor_any_infoframe *frame,
if (hdmi_video_format > 0x2)
return -EINVAL;
- ret = hdmi_vendor_infoframe_init(hvf);
- if (ret)
- return ret;
+ hdmi_vendor_infoframe_init(hvf);
hvf->length = length;
@@ -1837,15 +1812,12 @@ int hdmi_drm_infoframe_unpack_only(struct hdmi_drm_infoframe *frame,
const u8 *temp;
u8 x_lsb, x_msb;
u8 y_lsb, y_msb;
- int ret;
int i;
if (size < HDMI_DRM_INFOFRAME_SIZE)
return -EINVAL;
- ret = hdmi_drm_infoframe_init(frame);
- if (ret)
- return ret;
+ hdmi_drm_infoframe_init(frame);
frame->eotf = ptr[0] & 0x7;
frame->metadata_type = ptr[1] & 0x7;
@@ -214,7 +214,7 @@ ssize_t hdmi_avi_infoframe_pack(struct hdmi_avi_infoframe *frame, void *buffer,
ssize_t hdmi_avi_infoframe_pack_only(const struct hdmi_avi_infoframe *frame,
void *buffer, size_t size);
int hdmi_avi_infoframe_check(struct hdmi_avi_infoframe *frame);
-int hdmi_drm_infoframe_init(struct hdmi_drm_infoframe *frame);
+void hdmi_drm_infoframe_init(struct hdmi_drm_infoframe *frame);
ssize_t hdmi_drm_infoframe_pack(struct hdmi_drm_infoframe *frame, void *buffer,
size_t size);
ssize_t hdmi_drm_infoframe_pack_only(const struct hdmi_drm_infoframe *frame,
@@ -249,7 +249,7 @@ struct hdmi_spd_infoframe {
enum hdmi_spd_sdi sdi;
};
-int hdmi_spd_infoframe_init(struct hdmi_spd_infoframe *frame,
+void hdmi_spd_infoframe_init(struct hdmi_spd_infoframe *frame,
const char *vendor, const char *product);
ssize_t hdmi_spd_infoframe_pack(struct hdmi_spd_infoframe *frame, void *buffer,
size_t size);
@@ -331,7 +331,7 @@ struct hdmi_audio_infoframe {
};
-int hdmi_audio_infoframe_init(struct hdmi_audio_infoframe *frame);
+void hdmi_audio_infoframe_init(struct hdmi_audio_infoframe *frame);
ssize_t hdmi_audio_infoframe_pack(struct hdmi_audio_infoframe *frame,
void *buffer, size_t size);
ssize_t hdmi_audio_infoframe_pack_only(const struct hdmi_audio_infoframe *frame,
@@ -393,7 +393,7 @@ struct hdr_sink_metadata {
};
};
-int hdmi_vendor_infoframe_init(struct hdmi_vendor_infoframe *frame);
+void hdmi_vendor_infoframe_init(struct hdmi_vendor_infoframe *frame);
ssize_t hdmi_vendor_infoframe_pack(struct hdmi_vendor_infoframe *frame,
void *buffer, size_t size);
ssize_t hdmi_vendor_infoframe_pack_only(const struct hdmi_vendor_infoframe *frame,