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Message-ID: <1d5a94f3b974d4617a58f2d9dfc54d5dc889f18a.camel@mediatek.com>
Date: Fri, 7 Feb 2025 05:46:00 +0000
From: CK Hu (胡俊光) <ck.hu@...iatek.com>
To: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
"chunkuang.hu@...nel.org" <chunkuang.hu@...nel.org>
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Subject: Re: [PATCH v5 23/34] drm/mediatek: mtk_hdmi: Move output init to
mtk_hdmi_register_audio_driver()
Hi, Angelo:
On Mon, 2025-01-13 at 15:52 +0100, AngeloGioacchino Del Regno wrote:
> External email : Please do not click links or open attachments until you have verified the sender or the content.
>
>
> In preparation for moving the common bits of this driver, merge the
> contents of mtk_hdmi_output_init in mtk_hdmi_register_audio_driver
> function to aggregate all of the initial audio setup together in
> the same function and to make it clear that all of the setup that
> is performed in mtk_hdmi_output_init is specifically related only
> to audio and not video.
>
> While at it, also remove the "%s driver bound to HDMI" debugging
> print disguised as informative.
>
> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
> ---
> drivers/gpu/drm/mediatek/mtk_hdmi.c | 28 ++++++++--------------------
> 1 file changed, 8 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> index e2393f7558f9..4345c91e92e7 100644
> --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c
> +++ b/drivers/gpu/drm/mediatek/mtk_hdmi.c
> @@ -1025,20 +1025,6 @@ static int mtk_hdmi_setup_vendor_specific_infoframe(struct mtk_hdmi *hdmi,
> return 0;
> }
>
> -static int mtk_hdmi_output_init(struct mtk_hdmi *hdmi)
> -{
> - struct hdmi_audio_param *aud_param = &hdmi->aud_param;
> -
> - aud_param->aud_codec = HDMI_AUDIO_CODING_TYPE_PCM;
> - aud_param->aud_sample_size = HDMI_AUDIO_SAMPLE_SIZE_16;
> - aud_param->aud_input_type = HDMI_AUD_INPUT_I2S;
> - aud_param->aud_i2s_fmt = HDMI_I2S_MODE_I2S_24BIT;
> - aud_param->aud_mclk = HDMI_AUD_MCLK_128FS;
> - aud_param->aud_input_chan_type = HDMI_AUD_CHAN_TYPE_2_0;
> -
> - return 0;
> -}
> -
> static void mtk_hdmi_audio_enable(struct mtk_hdmi *hdmi)
> {
> mtk_hdmi_hw_send_aud_packet(hdmi, true);
> @@ -1616,6 +1602,7 @@ static void mtk_hdmi_unregister_audio_driver(void *data)
> static int mtk_hdmi_register_audio_driver(struct device *dev)
> {
> struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
> + struct hdmi_audio_param *aud_param = &hdmi->aud_param;
> struct hdmi_codec_pdata codec_data = {
> .ops = &mtk_hdmi_audio_codec_ops,
> .max_i2s_channels = 2,
> @@ -1625,6 +1612,13 @@ static int mtk_hdmi_register_audio_driver(struct device *dev)
> };
> int ret;
>
> + aud_param->aud_codec = HDMI_AUDIO_CODING_TYPE_PCM;
> + aud_param->aud_sample_size = HDMI_AUDIO_SAMPLE_SIZE_16;
> + aud_param->aud_input_type = HDMI_AUD_INPUT_I2S;
> + aud_param->aud_i2s_fmt = HDMI_I2S_MODE_I2S_24BIT;
> + aud_param->aud_mclk = HDMI_AUD_MCLK_128FS;
> + aud_param->aud_input_chan_type = HDMI_AUD_CHAN_TYPE_2_0;
> +
> hdmi->audio_pdev = platform_device_register_data(dev,
> HDMI_CODEC_DRV_NAME,
> PLATFORM_DEVID_AUTO,
> @@ -1638,7 +1632,6 @@ static int mtk_hdmi_register_audio_driver(struct device *dev)
> if (ret)
> return ret;
>
> - DRM_INFO("%s driver bound to HDMI\n", HDMI_CODEC_DRV_NAME);
This modification is not related to the title. If necessary, separate this to another patch.
But I don't know why remove this. Could you explain more?
Regards,
CK
> return 0;
> }
>
> @@ -1667,11 +1660,6 @@ static int mtk_hdmi_probe(struct platform_device *pdev)
> mutex_init(&hdmi->update_plugged_status_lock);
> platform_set_drvdata(pdev, hdmi);
>
> - ret = mtk_hdmi_output_init(hdmi);
> - if (ret)
> - return dev_err_probe(dev, ret,
> - "Failed to initialize hdmi output\n");
> -
> ret = mtk_hdmi_register_audio_driver(dev);
> if (ret)
> return dev_err_probe(dev, ret,
> --
> 2.47.0
>
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