| Message ID | 20240903121028.20689-1-liankun.yang@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v3,1/1] drm/mediatek: Fix get efuse issue for MT8188 DPTX | expand |
On 03/09/2024 14:09, Liankun Yang wrote: > Update efuse data for MT8188 displayport. > > The DP monitor can not display when DUT connected to USB-c to DP dongle. > Analysis view is invalid DP efuse data. > > Fixes: 350c3fe907fb ("drm/mediatek: dp: Add support MT8188 dp/edp function") > Nit: no new-line here :) > Signed-off-by: Liankun Yang <liankun.yang@mediatek.com> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> > --- > Changes in V3: > - Add Fixes tag. > - Update the commit title. > - Update the commit description. > - Update change log position in commit message. Thanks, you could have added my Reviewed-by tag, as the feedback I gave was minimal and you fixed that in the submission. Regards, Matthias > Per suggestion from the previous thread: > https://patchwork.kernel.org/project/linux-mediatek/patch/ > 20240902133736.16461-1-liankun.yang@mediatek.com/ > > drivers/gpu/drm/mediatek/mtk_dp.c | 85 ++++++++++++++++++++++++++++++- > 1 file changed, 84 insertions(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c > index d8796a904eca..f2bee617f063 100644 > --- a/drivers/gpu/drm/mediatek/mtk_dp.c > +++ b/drivers/gpu/drm/mediatek/mtk_dp.c > @@ -145,6 +145,89 @@ struct mtk_dp_data { > u16 audio_m_div2_bit; > }; > > +static const struct mtk_dp_efuse_fmt mt8188_dp_efuse_fmt[MTK_DP_CAL_MAX] = { > + [MTK_DP_CAL_GLB_BIAS_TRIM] = { > + .idx = 0, > + .shift = 10, > + .mask = 0x1f, > + .min_val = 1, > + .max_val = 0x1e, > + .default_val = 0xf, > + }, > + [MTK_DP_CAL_CLKTX_IMPSE] = { > + .idx = 0, > + .shift = 15, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > + [MTK_DP_CAL_LN_TX_IMPSEL_PMOS_0] = { > + .idx = 1, > + .shift = 0, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > + [MTK_DP_CAL_LN_TX_IMPSEL_PMOS_1] = { > + .idx = 1, > + .shift = 8, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > + [MTK_DP_CAL_LN_TX_IMPSEL_PMOS_2] = { > + .idx = 1, > + .shift = 16, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > + [MTK_DP_CAL_LN_TX_IMPSEL_PMOS_3] = { > + .idx = 1, > + .shift = 24, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > + [MTK_DP_CAL_LN_TX_IMPSEL_NMOS_0] = { > + .idx = 1, > + .shift = 4, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > + [MTK_DP_CAL_LN_TX_IMPSEL_NMOS_1] = { > + .idx = 1, > + .shift = 12, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > + [MTK_DP_CAL_LN_TX_IMPSEL_NMOS_2] = { > + .idx = 1, > + .shift = 20, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > + [MTK_DP_CAL_LN_TX_IMPSEL_NMOS_3] = { > + .idx = 1, > + .shift = 28, > + .mask = 0xf, > + .min_val = 1, > + .max_val = 0xe, > + .default_val = 0x8, > + }, > +}; > + > static const struct mtk_dp_efuse_fmt mt8195_edp_efuse_fmt[MTK_DP_CAL_MAX] = { > [MTK_DP_CAL_GLB_BIAS_TRIM] = { > .idx = 3, > @@ -2771,7 +2854,7 @@ static SIMPLE_DEV_PM_OPS(mtk_dp_pm_ops, mtk_dp_suspend, mtk_dp_resume); > static const struct mtk_dp_data mt8188_dp_data = { > .bridge_type = DRM_MODE_CONNECTOR_DisplayPort, > .smc_cmd = MTK_DP_SIP_ATF_VIDEO_UNMUTE, > - .efuse_fmt = mt8195_dp_efuse_fmt, > + .efuse_fmt = mt8188_dp_efuse_fmt, > .audio_supported = true, > .audio_pkt_in_hblank_area = true, > .audio_m_div2_bit = MT8188_AUDIO_M_CODE_MULT_DIV_SEL_DP_ENC0_P0_DIV_2,
diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c index d8796a904eca..f2bee617f063 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp.c +++ b/drivers/gpu/drm/mediatek/mtk_dp.c @@ -145,6 +145,89 @@ struct mtk_dp_data { u16 audio_m_div2_bit; }; +static const struct mtk_dp_efuse_fmt mt8188_dp_efuse_fmt[MTK_DP_CAL_MAX] = { + [MTK_DP_CAL_GLB_BIAS_TRIM] = { + .idx = 0, + .shift = 10, + .mask = 0x1f, + .min_val = 1, + .max_val = 0x1e, + .default_val = 0xf, + }, + [MTK_DP_CAL_CLKTX_IMPSE] = { + .idx = 0, + .shift = 15, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, + [MTK_DP_CAL_LN_TX_IMPSEL_PMOS_0] = { + .idx = 1, + .shift = 0, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, + [MTK_DP_CAL_LN_TX_IMPSEL_PMOS_1] = { + .idx = 1, + .shift = 8, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, + [MTK_DP_CAL_LN_TX_IMPSEL_PMOS_2] = { + .idx = 1, + .shift = 16, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, + [MTK_DP_CAL_LN_TX_IMPSEL_PMOS_3] = { + .idx = 1, + .shift = 24, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, + [MTK_DP_CAL_LN_TX_IMPSEL_NMOS_0] = { + .idx = 1, + .shift = 4, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, + [MTK_DP_CAL_LN_TX_IMPSEL_NMOS_1] = { + .idx = 1, + .shift = 12, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, + [MTK_DP_CAL_LN_TX_IMPSEL_NMOS_2] = { + .idx = 1, + .shift = 20, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, + [MTK_DP_CAL_LN_TX_IMPSEL_NMOS_3] = { + .idx = 1, + .shift = 28, + .mask = 0xf, + .min_val = 1, + .max_val = 0xe, + .default_val = 0x8, + }, +}; + static const struct mtk_dp_efuse_fmt mt8195_edp_efuse_fmt[MTK_DP_CAL_MAX] = { [MTK_DP_CAL_GLB_BIAS_TRIM] = { .idx = 3, @@ -2771,7 +2854,7 @@ static SIMPLE_DEV_PM_OPS(mtk_dp_pm_ops, mtk_dp_suspend, mtk_dp_resume); static const struct mtk_dp_data mt8188_dp_data = { .bridge_type = DRM_MODE_CONNECTOR_DisplayPort, .smc_cmd = MTK_DP_SIP_ATF_VIDEO_UNMUTE, - .efuse_fmt = mt8195_dp_efuse_fmt, + .efuse_fmt = mt8188_dp_efuse_fmt, .audio_supported = true, .audio_pkt_in_hblank_area = true, .audio_m_div2_bit = MT8188_AUDIO_M_CODE_MULT_DIV_SEL_DP_ENC0_P0_DIV_2,
Update efuse data for MT8188 displayport. The DP monitor can not display when DUT connected to USB-c to DP dongle. Analysis view is invalid DP efuse data. Fixes: 350c3fe907fb ("drm/mediatek: dp: Add support MT8188 dp/edp function") Signed-off-by: Liankun Yang <liankun.yang@mediatek.com> --- Changes in V3: - Add Fixes tag. - Update the commit title. - Update the commit description. - Update change log position in commit message. Per suggestion from the previous thread: https://patchwork.kernel.org/project/linux-mediatek/patch/ 20240902133736.16461-1-liankun.yang@mediatek.com/ drivers/gpu/drm/mediatek/mtk_dp.c | 85 ++++++++++++++++++++++++++++++- 1 file changed, 84 insertions(+), 1 deletion(-)