From nobody Tue Feb 10 19:16:56 2026 Received: from mail-pf1-f182.google.com (mail-pf1-f182.google.com [209.85.210.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D4DAB1917C4 for ; Thu, 29 Aug 2024 10:19:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724926757; cv=none; b=g/N2xGAr3ucy+K2cvauTlb46B+zaWSKoxV6IQiXpTh0Y+zPxzlOd4GvIdjUO2bFRlk28ATDdznI/LIXmcxlV6RcZ8HUsQHnFbcbE7+f4UUeOe97IjlFBtkH1wmtNOsqJY8Vpe3cftRC83ka9tWCc1DE9bYIbyEFM+TdFE4cnYw4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724926757; c=relaxed/simple; bh=oRRqzh/38gBnAzFP7qMOQGGRKbYK9LdfD2QoV6AEGNo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=LDFArekzzkNicLN/K09wFtzlbK5yCw4y7gV55kXwCZNPj/nJGuCWdRzK78ae+0u8jHgrGDxw0gXHbxlS40hkaHeM7V+MfrIyOSan01EF0dj05zqOudwsuvDjd65Oj8Ifqws8YVeqDB4rXUiVypaYfde/uFsxO/3RWd7xt3WICV4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=R8CAhsDm; arc=none smtp.client-ip=209.85.210.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="R8CAhsDm" Received: by mail-pf1-f182.google.com with SMTP id d2e1a72fcca58-7142a30e3bdso1209652b3a.0 for ; Thu, 29 Aug 2024 03:19:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1724926755; x=1725531555; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=pm46gM0TTBbBdMjovlXNb5pnDJgcjv/io30h+9vcb2w=; b=R8CAhsDm3HcYpBCD46abgVRLXAG+xivUyfbk/odyZiYVg+TSuWE5F86LfrLyvMGo/5 gK0AU9iuwiO8OabZT1hKA1Ym5XRuZGoHRBBJcpkpET1DeqQIxWpWc105aUgK23R/3WMt UuBk7W+Fq/6lTCHyMymvUXp/aArsT65InW14IwRg8w6X5KJ8PQIkY4w+0q/ulOE8igom m/Wc2Avba8MwcgY1Y1OnnQbDwNgh27lnDVpxdKLd5rA/KXkSskrfq3kP346WWeOZh/nU TTwtczFlHY34+JBt62D9NreBk2ZEqJCjjglOsBMVSnsPR/KWrGMHJ+gHBHvpSvnVHij6 iRow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1724926755; x=1725531555; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=pm46gM0TTBbBdMjovlXNb5pnDJgcjv/io30h+9vcb2w=; b=k3dGVec2RBZqVT0qfIXazPeRJkAcTpo5TK1qI/G2l677fMN5FVAH2vq+ehgIoYcaNs 4sUsRHEB6cFeWION6S5PwdT96aER3yN4RS4G8ouRqQAB/SUp61UmhX2c8tslPPGyG6eD J1/t4coUo9LTYnw/s927xOm9OtNRhk1sLLIOLdG1DNFb/TN1qEVGrYiVtc3WlCvYQOPz VJa+kzIEc5hr2MXa3pTQJGzPIEIK9VUoeskrgyDTOVoO7V4TiOkAYwkU0Q/4k8jGfpUw MzNF4iUO47ri8H6H8amdUVIB8vAQINYQcyFfrliFLbpR54eyb3lzx6RafOE36Vsi+pHX 9QXg== X-Forwarded-Encrypted: i=1; AJvYcCUkCVvWJHYvN+FuYMIscryWd+29wCYsAbwJXSuvYinwAN9LzCskl1/X1rpUFHEgtGno8/N1ddq5A6MCHi8=@vger.kernel.org X-Gm-Message-State: AOJu0Yxyka9Mbf/+eobdeoijzX50hUEfst0H+ij3TAXFx9Sp6Q+YBp1e 08bYAI12aZoRII/ecLvZZixSFzkMo2Hl6bBb5KvbqVBl0KQeYfgFyX9U0TTzQ3Y= X-Google-Smtp-Source: AGHT+IFIi/GI1xiHx4ikkWEaDUD/O7jnJJ9faqHg9EcKdEHEXIo+BEOFueQ/+R9j5m2bXWlUa+kVtA== X-Received: by 2002:a05:6a21:458b:b0:1c4:85a2:9958 with SMTP id adf61e73a8af0-1cce58672eamr1524199637.25.1724926755196; Thu, 29 Aug 2024 03:19:15 -0700 (PDT) Received: from [127.0.1.1] ([112.65.12.167]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-7d22e9d4df4sm891684a12.82.2024.08.29.03.19.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Aug 2024 03:19:14 -0700 (PDT) From: Jun Nie Date: Thu, 29 Aug 2024 18:17:30 +0800 Subject: [PATCH 01/21] drm/msm/dsi: add support to DSI CTRL v2.8.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240829-sm8650-v6-11-hmd-pocf-mdss-quad-upstream-8-v1-1-bdb05b4b5a2e@linaro.org> References: <20240829-sm8650-v6-11-hmd-pocf-mdss-quad-upstream-8-v1-0-bdb05b4b5a2e@linaro.org> In-Reply-To: <20240829-sm8650-v6-11-hmd-pocf-mdss-quad-upstream-8-v1-0-bdb05b4b5a2e@linaro.org> To: Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , Marijn Suijten , David Airlie , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, Jun Nie , Jonathan Marek X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1724926736; l=1217; i=jun.nie@linaro.org; s=20240403; h=from:subject:message-id; bh=C1k3RPwM6WNScuAGLeEJNZ/C8SUXvF2SN04fTyxqBC4=; b=IL2p1n//a/cGjDAbXalP8f4Wm6zhrPhNJ5sIDGMkYy4qtn/Aw3KFCQjztAspCIV9D1mB87nyE sNLBBVEeWJmDVH9l6gal907ZbTHPctNj7XlZo4S7aFE/u3f8VHrLul4 X-Developer-Key: i=jun.nie@linaro.org; a=ed25519; pk=MNiBt/faLPvo+iJoP1hodyY2x6ozVXL8QMptmsKg3cc= From: Jonathan Marek Add support to DSI CTRL v2.8.0 with priority support Signed-off-by: Jun Nie --- drivers/gpu/drm/msm/dsi/dsi_host.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/d= si_host.c index 185d7de0bf376..6388bb12696ff 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -2238,13 +2238,23 @@ int msm_dsi_host_cmd_rx(struct mipi_dsi_host *host, return ret; } =20 +#define DSI_VBIF_CTRL (0x01CC - 4) +#define DSI_VBIF_CTRL_PRIORITY 0x07 + void msm_dsi_host_cmd_xfer_commit(struct mipi_dsi_host *host, u32 dma_base, u32 len) { struct msm_dsi_host *msm_host =3D to_msm_dsi_host(host); + const struct msm_dsi_cfg_handler *cfg_hnd =3D msm_host->cfg_hnd; + u32 reg; =20 dsi_write(msm_host, REG_DSI_DMA_BASE, dma_base); dsi_write(msm_host, REG_DSI_DMA_LEN, len); + if (cfg_hnd->minor >=3D MSM_DSI_6G_VER_MINOR_V2_8_0) { + reg =3D dsi_read(msm_host, DSI_VBIF_CTRL); + reg |=3D (DSI_VBIF_CTRL_PRIORITY & 0x7); + dsi_write(msm_host, DSI_VBIF_CTRL, reg); + } dsi_write(msm_host, REG_DSI_TRIG_DMA, 1); =20 /* Make sure trigger happens */ --=20 2.34.1