From: CK Hu <ck.hu@mediatek.com>
To: Bo-Chen Chen <rex-bc.chen@mediatek.com>,
<chunkuang.hu@kernel.org>, <p.zabel@pengutronix.de>,
<daniel@ffwll.ch>, <robh+dt@kernel.org>,
<krzysztof.kozlowski+dt@linaro.org>, <mripard@kernel.org>,
<tzimmermann@suse.de>, <matthias.bgg@gmail.com>, <deller@gmx.de>,
<airlied@linux.ie>
Cc: <msp@baylibre.com>, <granquet@baylibre.com>,
<jitao.shi@mediatek.com>, <wenst@chromium.org>,
<angelogioacchino.delregno@collabora.com>,
<liangxu.xu@mediatek.com>, <dri-devel@lists.freedesktop.org>,
<linux-mediatek@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-fbdev@vger.kernel.org>,
<Project_Global_Chrome_Upstream_Group@mediatek.com>
Subject: Re: [PATCH v17 06/10] drm/mediatek: dp: Add multiple calibration data formats support
Date: Fri, 2 Sep 2022 15:38:51 +0800 [thread overview]
Message-ID: <e513fa856dc5c7b85a45057293f6e6549777a04e.camel@mediatek.com> (raw)
In-Reply-To: <20220901044149.16782-7-rex-bc.chen@mediatek.com>
Hi, Bo-Chen:
On Thu, 2022-09-01 at 12:41 +0800, Bo-Chen Chen wrote:
> The calibration data formats of eDP and DP are different. We add
> "const struct mtk_dp_efuse_fmt *efuse_fmt" to the device data to
> define them.
Reviewed-by: CK Hu <ck.hu@mediatek.com>
>
> Signed-off-by: Bo-Chen Chen <rex-bc.chen@mediatek.com>
> ---
> drivers/gpu/drm/mediatek/mtk_dp.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c
> b/drivers/gpu/drm/mediatek/mtk_dp.c
> index 971bd744cdb2..136e13150281 100644
> --- a/drivers/gpu/drm/mediatek/mtk_dp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_dp.c
> @@ -113,8 +113,10 @@ struct mtk_dp {
> struct mtk_dp_data {
> int bridge_type;
> unsigned int smc_cmd;
> + const struct mtk_dp_efuse_fmt *efuse_fmt;
> };
> -static const struct mtk_dp_efuse_fmt
> mtk_dp_efuse_data[MTK_DP_CAL_MAX] = {
> +
> +static const struct mtk_dp_efuse_fmt
> mt8195_edp_efuse_fmt[MTK_DP_CAL_MAX] = {
> [MTK_DP_CAL_GLB_BIAS_TRIM] = {
> .idx = 3,
> .shift = 27,
> @@ -811,7 +813,7 @@ static void mtk_dp_get_calibration_data(struct
> mtk_dp *mtk_dp)
> }
>
> for (i = 0; i < MTK_DP_CAL_MAX; i++) {
> - fmt = &mtk_dp_efuse_data[i];
> + fmt = &mtk_dp->data->efuse_fmt[i];
> cal_data[i] = (buf[fmt->idx] >> fmt->shift) & fmt-
> >mask;
>
> if (cal_data[i] < fmt->min_val || cal_data[i] > fmt-
> >max_val) {
> @@ -827,7 +829,7 @@ static void mtk_dp_get_calibration_data(struct
> mtk_dp *mtk_dp)
> use_default_val:
> dev_warn(mtk_dp->dev, "Use default calibration data\n");
> for (i = 0; i < MTK_DP_CAL_MAX; i++)
> - cal_data[i] = mtk_dp_efuse_data[i].default_val;
> + cal_data[i] = mtk_dp->data->efuse_fmt[i].default_val;
> }
>
> static void mtk_dp_set_calibration_data(struct mtk_dp *mtk_dp)
> @@ -1983,6 +1985,7 @@ static SIMPLE_DEV_PM_OPS(mtk_dp_pm_ops,
> mtk_dp_suspend, mtk_dp_resume);
> static const struct mtk_dp_data mt8195_edp_data = {
> .bridge_type = DRM_MODE_CONNECTOR_eDP,
> .smc_cmd = MTK_DP_SIP_ATF_EDP_VIDEO_UNMUTE,
> + .efuse_fmt = mt8195_edp_efuse_fmt,
> };
>
> static const struct of_device_id mtk_dp_of_match[] = {
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next prev parent reply other threads:[~2022-09-02 7:40 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-01 4:41 [PATCH v17 00/10] Add MT8195 DisplayPort driver Bo-Chen Chen
2022-09-01 4:41 ` [PATCH v17 01/10] dt-bindings: mediatek,dp: Add Display Port binding Bo-Chen Chen
2022-09-01 4:41 ` [PATCH v17 02/10] video/hdmi: Add audio_infoframe packing for DP Bo-Chen Chen
2022-09-04 14:56 ` Dmitry Osipenko
2022-09-01 4:41 ` [PATCH v17 03/10] drm/mediatek: Add MT8195 Embedded DisplayPort driver Bo-Chen Chen
2022-09-02 7:17 ` CK Hu
2022-09-06 0:07 ` Chun-Kuang Hu
2022-09-01 4:41 ` [PATCH v17 04/10] drm/mediatek: dp: Add multiple bridge types support Bo-Chen Chen
2022-09-02 7:22 ` CK Hu
2022-09-01 4:41 ` [PATCH v17 05/10] drm/mediatek: dp: Add multiple smc commands support Bo-Chen Chen
2022-09-02 7:32 ` CK Hu
2022-09-01 4:41 ` [PATCH v17 06/10] drm/mediatek: dp: Add multiple calibration data formats support Bo-Chen Chen
2022-09-02 7:38 ` CK Hu [this message]
2022-09-01 4:41 ` [PATCH v17 07/10] drm/mediatek: dp: Determine device of next_bridge Bo-Chen Chen
2022-09-02 7:44 ` CK Hu
2022-09-01 4:41 ` [PATCH v17 08/10] drm/mediatek: dp: Add MT8195 External DisplayPort support Bo-Chen Chen
2022-09-02 8:07 ` CK Hu
2022-09-01 4:41 ` [PATCH v17 09/10] drm/mediatek: dp: Add hpd debounce Bo-Chen Chen
2022-09-02 8:12 ` CK Hu
2022-09-01 4:41 ` [PATCH v17 10/10] drm/mediatek: dp: Audio support for MT8195 Bo-Chen Chen
2022-09-02 8:57 ` CK Hu
2022-09-01 10:58 ` [PATCH v17 00/10] Add MT8195 DisplayPort driver AngeloGioacchino Del Regno
2022-09-04 12:59 ` Dmitry Osipenko
2022-09-05 10:53 ` Dmitry Osipenko
2022-09-06 0:35 ` Chun-Kuang Hu
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