From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E487D1D2784; Wed, 6 Nov 2024 12:27:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730896051; cv=none; b=ZTwVprAnTphd3Y7qEnM7mBfBcHTktqZcGG6wNdy+2oSIbNbaKFqHmEMIBnjTxuUWm9LbK77MeM1Bvfigf42ULJT7N3FGK5+IusfRjSE5SkeJnwBIU8hw06Z3KXklhx5OdsV4tiIt/fn9ISwnvgI2WqbcLu8Jwzq7g8gB0n6UIcA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730896051; c=relaxed/simple; bh=uLnWG7QAamuITbol5sadPK8dse3klJcFIo18gpCr1ek=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IohjnCYCe5c1BoZEA3sViT/OGi0cUj3rcya2XVAPrdmwXhKqomgDh8cA4F3qud1VFB88F9etYkklY/JDaTlJeO6jPk2cvToLicDWR3gTg/BFBtXjz8OE729NsIsdLLZ0kDUhqTXGZkhlWY5AjlI/Ho05oMbHgwziKFbZr6gu4zs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=DJVj86pm; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="DJVj86pm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 63320C4CED4; Wed, 6 Nov 2024 12:27:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1730896050; bh=uLnWG7QAamuITbol5sadPK8dse3klJcFIo18gpCr1ek=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DJVj86pmjTVewfSgzuiOmnUcwrDNzTrmoKh6O+K8KY7pCfXrObBtox1hiyLfNPG25 yx+5ryhx9WeibXqw9aOa1PbgWoTm/VGAkfIcKRYW1Dep4fva5JxQuru4NFOc+7Xy0d VeyShhSyMp7ThTwzJLNcbdzKK1+BEaUHwQzNE5CM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Matthias Brugger , AngeloGioacchino Del Regno , Liankun Yang , Fei Shao , CK Hu , Chun-Kuang Hu , Sasha Levin Subject: [PATCH 6.11 072/245] drm/mediatek: Fix get efuse issue for MT8188 DPTX Date: Wed, 6 Nov 2024 13:02:05 +0100 Message-ID: <20241106120320.978352869@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241106120319.234238499@linuxfoundation.org> References: <20241106120319.234238499@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.11-stable review patch. If anyone has any objections, please let me know. ------------------ From: Liankun Yang [ Upstream commit 3ded11b5c1b476f6d027d9017aa7deb8ab381ec1 ] 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") Reviewed-by: Matthias Brugger Reviewed-by: AngeloGioacchino Del Regno Signed-off-by: Liankun Yang Reviewed-by: Fei Shao Tested-by: Fei Shao Reviewed-by: CK Hu Link: https://patchwork.kernel.org/project/dri-devel/patch/20240923132521.22785-1-liankun.yang@mediatek.com/ Signed-off-by: Chun-Kuang Hu Signed-off-by: Sasha Levin --- 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 d8796a904eca4..f2bee617f063a 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, -- 2.43.0