tree: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git topic/drm head: e3839bd6f56a291f00a4c3737eb15ca0344a82a9 commit: e3839bd6f56a291f00a4c3737eb15ca0344a82a9 [1/1] drm: dw-hdmi-i2s: add .get_dai_id callback for ALSA SoC config: i386-allmodconfig (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: git checkout e3839bd6f56a291f00a4c3737eb15ca0344a82a9 # save the attached .config to linux build tree make ARCH=i386

All errors (new ones prefixed by >>):

drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c:85:42: warning: 'struct snd_soc_component' declared inside parameter list will not be visible outside of this definition or declaration static int dw_hdmi_i2s_get_dai_id(struct snd_soc_component *component, ^~~~~~~~~~~~~~~~~ drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c: In function 'dw_hdmi_i2s_get_dai_id':

...

drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c:88:21: error: storage size of 'of_ep' isn't known

struct of_endpoint of_ep; ^~~~~

...

drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c:91:8: error: implicit declaration of function 'of_graph_parse_endpoint' [-Werror=implicit-function-declaration]

ret = of_graph_parse_endpoint(endpoint, &of_ep); ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c:88:21: warning: unused variable 'of_ep' [-Wunused-variable] struct of_endpoint of_ep; ^~~~~ drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c: At top level:

...

drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c:108:2: error: unknown field 'get_dai_id' specified in initializer

.get_dai_id = dw_hdmi_i2s_get_dai_id, ^

...

drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c:108:16: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types]

.get_dai_id = dw_hdmi_i2s_get_dai_id, ^~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c:108:16: note: (near initialization for 'dw_hdmi_i2s_ops.digital_mute') cc1: some warnings being treated as errors

vim +88 drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c

79 80 dw_hdmi_audio_disable(hdmi); 81 82 hdmi_write(audio, HDMI_AUD_CONF0_SW_RESET, HDMI_AUD_CONF0); 83 } 84

85 static int dw_hdmi_i2s_get_dai_id(struct snd_soc_component *component,

86 struct device_node *endpoint) 87 {

88 struct of_endpoint of_ep;

89 int ret; 90

91 ret = of_graph_parse_endpoint(endpoint, &of_ep);

92 if (ret < 0) 93 return ret; 94 95 /* 96 * HDMI sound should be located as reg = <2> 97 * Then, it is sound port 0 98 */ 99 if (of_ep.port == 2) 100 return 0; 101 102 return -EINVAL; 103 } 104 105 static struct hdmi_codec_ops dw_hdmi_i2s_ops = { 106 .hw_params = dw_hdmi_i2s_hw_params, 107 .audio_shutdown = dw_hdmi_i2s_audio_shutdown,

108 .get_dai_id = dw_hdmi_i2s_get_dai_id,

109 }; 110 111 static int snd_dw_hdmi_probe(struct platform_device *pdev)

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