From nobody Fri Dec 19 18:30:45 2025 Received: from mail-pl1-f171.google.com (mail-pl1-f171.google.com [209.85.214.171]) (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 608CB2686BC for ; Fri, 14 Feb 2025 17:30:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739554230; cv=none; b=TPzm/BYrVwVfdMX8bSZlkiiyCsnS1ZtgKjeQ6cqJHFsSBMHLsvJmwkV1THPA0NssQ40ANqIZh3g0/2gdvXcySEFhVN3/+jAjJ3v6kYMHpBQN2QO/qxabgubSHlXdISsESQl4zD9SmgmXF2/AaljNDWf9NFGZHP4tPagj6RSyWwA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739554230; c=relaxed/simple; bh=arxPZo9xksFrI9j5jjf+YMntp3CmW0UM/dlz9WQGzPA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=N52wxNx1HGmRY7fJxxQQvln1cq+k2btpSRugyF2jgioM7+mJ/uYSjpRQQaikniLcW9fWaiNRYUWNatyWF2Cdb0/0JE0uxLGewqVTRVpDsPf8fi/v+GlczCvlESiHhvcsWrwc5bVTH8ZrL6YnRXSatTkXd4saz+cVs4engp0HYiQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=I6k5sNlv; arc=none smtp.client-ip=209.85.214.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="I6k5sNlv" Received: by mail-pl1-f171.google.com with SMTP id d9443c01a7336-21f5660c2fdso48642215ad.2 for ; Fri, 14 Feb 2025 09:30:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1739554228; x=1740159028; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=zJYNUML0MGQT9wXkxrbGgMrZtvn5S8KShebTQWoG8yw=; b=I6k5sNlvSWIiMoj8UeMAwIvEVCBhRFYCFUfj9o4Yk+zODqLA7Zjy+8G9a8SyYoSSAl AX/8O2yYjJy8aki3R2pRlrdzu6kmLog9GdywWMq16ZM37ousgtUdjRH4xET0SBIOXWsh mdbSeTGOeFYxiIv+J38aN3Kgggqi5FIp+WZvSisyPnkDKA/5D3aIHexuhM07hppg9gID SJJIRGwDQ3Ug4FJ3Rh0VL/mLBPFvXeEYhr6VW92bzbTIAglQku6mkT3k0KXssd7evAnu ayd2Mt38k9H8gBYqASS5YOIB36rSi89wDoUd8gh6fQStIfVAHff9ziM/k38yqpLM33oo XuTQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739554228; x=1740159028; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=zJYNUML0MGQT9wXkxrbGgMrZtvn5S8KShebTQWoG8yw=; b=l1Ko/apsesPGH+CJ1olAzn45m7apQT+67iKDHa94SEhCHrLXaKCSOD9RvrYsYJ+oqt PEe3Ys7XTe9BgM5xoXEiJTKwMPwnbgaSewJsaxMoCGVGHgS9ogCJxs8Oa3OmL+ONU9HA ez6gtYsjvNcMqZyG0ZgG0zE/TQ8T5Y0rEbm+eCrya3o3It6umiAX6A1QeraRdah8UoTW KYBTdF/OD2g9paPM775zSzlfIC6ML0DpFehf05Jd83WUkF3vDCsgq7j3Eiy+Bb8eV+HO IBPixjoG9IQaXUxnyEiiRGbn2SCKz/+rP6bGlDKQSEnUuP+x8ESnz2GMhEEViJBHGfHq 5SBQ== X-Forwarded-Encrypted: i=1; AJvYcCXu9WHZQG8H9SjgZFQq6TLUW/W/1CQyDhlHlzewfbt2OgsECgPLuBkLeV620LfBnxWuhgvs8qJtiVzIIwY=@vger.kernel.org X-Gm-Message-State: AOJu0Ywlsqppw6vnY8XGZGF390bb1YceF3HhEgGXugPVIz4DwbRPrStd 6j/7oWYjBFjZTbQzXjXCP6VQruOe0uU3L3F76hpH2y7xJL/NwC4B X-Gm-Gg: ASbGncvlB28OfAcDeX3BWfi0Lqmh4v+hn/aiT4XO2XXW+xClBvkMdDBRR4ERSkUZ9YH FDbO3FQLHwKr+q8BUR3sEeEN2NcqL0rMOgLiCb0FoA2uYuDxE6JOPAoIMCSxXfxVIqeqP960cuY hjOxweHapRPRcpjsW7kNDp1b3B2PPAkX2w9gTYA/zoTrXWLTQmQbqseqM4QU6nCos9mIv0RF6b1 hrf8HcfnqZX3ZY8bpxQCgRPr/be/Oqh0/U129TPIwPtJbD1knioe9FlDwKApLqdvO7g4l1JaGmV CzMSaQdFH4vvf76fkvQ2juSbi8ui2ZTP2w== X-Google-Smtp-Source: AGHT+IGRkAOywRNji7tmotJx2ENcSkoDdiOXtImZCqPHJSs6Zt+vtvGSgMvUaBHElRF2eP2aIEIdSA== X-Received: by 2002:a05:6a21:6e91:b0:1ee:321b:313b with SMTP id adf61e73a8af0-1ee8cc16c14mr490265637.41.1739554228635; Fri, 14 Feb 2025 09:30:28 -0800 (PST) Received: from distilledx.SRMIST.EDU.IN ([59.152.80.69]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-adcc6fb20f8sm1355138a12.37.2025.02.14.09.30.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Feb 2025 09:30:28 -0800 (PST) From: Tejas Vipin To: neil.armstrong@linaro.org, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch Cc: quic_jesszhan@quicinc.com, dianders@chromium.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Tejas Vipin Subject: [PATCH 1/2] drm/mipi-dsi: Replace mipi_dsi_dcs_set_tear_off with its multi version Date: Fri, 14 Feb 2025 22:59:57 +0530 Message-ID: <20250214172958.81258-2-tejasvipin76@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250214172958.81258-1-tejasvipin76@gmail.com> References: <20250214172958.81258-1-tejasvipin76@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" mipi_dsi_dcs_set_tear_off can heavily benefit from being converted to a multi style function as it is often called in the context of similar functions. Signed-off-by: Tejas Vipin --- drivers/gpu/drm/drm_mipi_dsi.c | 42 +++++++++++++++++++--------------- include/drm/drm_mipi_dsi.h | 2 +- 2 files changed, 24 insertions(+), 20 deletions(-) diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c index 5e5c5f84daac..2e148753ea97 100644 --- a/drivers/gpu/drm/drm_mipi_dsi.c +++ b/drivers/gpu/drm/drm_mipi_dsi.c @@ -1265,25 +1265,6 @@ int mipi_dsi_dcs_set_page_address(struct mipi_dsi_de= vice *dsi, u16 start, } EXPORT_SYMBOL(mipi_dsi_dcs_set_page_address); =20 -/** - * mipi_dsi_dcs_set_tear_off() - turn off the display module's Tearing Eff= ect - * output signal on the TE signal line - * @dsi: DSI peripheral device - * - * Return: 0 on success or a negative error code on failure - */ -int mipi_dsi_dcs_set_tear_off(struct mipi_dsi_device *dsi) -{ - ssize_t err; - - err =3D mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_TEAR_OFF, NULL, 0); - if (err < 0) - return err; - - return 0; -} -EXPORT_SYMBOL(mipi_dsi_dcs_set_tear_off); - /** * mipi_dsi_dcs_set_tear_on() - turn on the display module's Tearing Effect * output signal on the TE signal line. @@ -1713,6 +1694,29 @@ void mipi_dsi_turn_on_peripheral_multi(struct mipi_d= si_multi_context *ctx) } EXPORT_SYMBOL(mipi_dsi_turn_on_peripheral_multi); =20 +/** + * mipi_dsi_dcs_set_tear_off_multi() - turn off the display module's Teari= ng Effect + * output signal on the TE signal line + * @ctx: Context for multiple DSI transactions + */ +void mipi_dsi_dcs_set_tear_off_multi(struct mipi_dsi_multi_context *ctx) +{ + struct mipi_dsi_device *dsi =3D ctx->dsi; + struct device *dev =3D &dsi->dev; + ssize_t err; + + if (ctx->accum_err) + return; + + err =3D mipi_dsi_dcs_write(dsi, MIPI_DCS_SET_TEAR_OFF, NULL, 0); + if (err < 0) { + ctx->accum_err =3D err; + dev_err(dev, "Failed to set tear off: %d\n", + ctx->accum_err); + } +} +EXPORT_SYMBOL(mipi_dsi_dcs_set_tear_off_multi); + /** * mipi_dsi_dcs_soft_reset_multi() - perform a software reset of the displ= ay module * @ctx: Context for multiple DSI transactions diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h index 94400a78031f..bd40a443385c 100644 --- a/include/drm/drm_mipi_dsi.h +++ b/include/drm/drm_mipi_dsi.h @@ -346,7 +346,6 @@ int mipi_dsi_dcs_set_column_address(struct mipi_dsi_dev= ice *dsi, u16 start, u16 end); int mipi_dsi_dcs_set_page_address(struct mipi_dsi_device *dsi, u16 start, u16 end); -int mipi_dsi_dcs_set_tear_off(struct mipi_dsi_device *dsi); int mipi_dsi_dcs_set_tear_on(struct mipi_dsi_device *dsi, enum mipi_dsi_dcs_tear_mode mode); int mipi_dsi_dcs_set_pixel_format(struct mipi_dsi_device *dsi, u8 format); @@ -379,6 +378,7 @@ void mipi_dsi_dcs_set_page_address_multi(struct mipi_ds= i_multi_context *ctx, u16 start, u16 end); void mipi_dsi_dcs_set_tear_scanline_multi(struct mipi_dsi_multi_context *c= tx, u16 scanline); +void mipi_dsi_dcs_set_tear_off_multi(struct mipi_dsi_multi_context *ctx); =20 /** * mipi_dsi_generic_write_seq - transmit data using a generic write packet --=20 2.48.1 From nobody Fri Dec 19 18:30:45 2025 Received: from mail-pl1-f173.google.com (mail-pl1-f173.google.com [209.85.214.173]) (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 44632268FC4 for ; Fri, 14 Feb 2025 17:30:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.173 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739554235; cv=none; b=ou0IgQdkcg7EOVmjdPfFPlD93vliKiMdduf/CN29F9lhkfS8gXSspla0ZgLOp7RvkLVAUdEwj5pPes3JIUrZ0d2Rta4HQ3aizOpVUK0287gZQ11jUPrz+qYcTzmymM3l27hfZlWOtzMaxFmIsq7yKorSHkFdqjUT5qWU2/z8CkU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739554235; c=relaxed/simple; bh=xs60vMlQ/tjZ4CPb2ppmZPFT5hhkOFi4OyqMfSj0J7k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=P3E2J67wSmA0s/QbEEoGPMAsE2+bOZejxbtVymjLaVvZjOV3s9rJJJxq+hRoI1N+ET16rDw1U74G+U6lnRa7J2jhIOqGZPpnpFWAcB2PnzxVHwv3e0T9rlKlmEK7Y/6B2V32Xh4U6Ze2BFXQbQwtSRwnzL/PnkN/CPiHoHayEzY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=ggxoXb6l; arc=none smtp.client-ip=209.85.214.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ggxoXb6l" Received: by mail-pl1-f173.google.com with SMTP id d9443c01a7336-220d28c215eso33305555ad.1 for ; Fri, 14 Feb 2025 09:30:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1739554233; x=1740159033; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=JG67CoErQ4jk/j2wz6ZGsEzl+oGpqJgy4uTscNC0oGk=; b=ggxoXb6lIr1cB0BBbd/o8D9f8JMuBZbzo9qNreylyEa3CtXee3vg8os9q/csS4OPri qULKMpdnyAzdzg6vDTV9H5VZFFJe9FUCaNxhalLvNenrLxtTDlos4ifuR2HdSf6xNmRC TVtihpdPlYqSBAZnllGFqvh3nSujVwIYL1KOsm3aAfKY6gkWrSzqB52IGIGdWc+OLTvG hG9WUA+VttKiPmrQn7nWrGl/Scj3Dk+ZKu2xyKoUneBvOvONsIoCT14Ct5w+0W5KdI/y APQLbn5BVRVb5DADbSAPFe7PsAFO0s/w/5mAtUR6/l9qox4jeXReZHqKu3wcMmM6+188 xasA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739554233; x=1740159033; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=JG67CoErQ4jk/j2wz6ZGsEzl+oGpqJgy4uTscNC0oGk=; b=Xs4UuTL2g4LzAo5W4dM3X3kP7H8U5xywb+Ay9NLuUXCPOJc55/nbyTO5YkVIP0stcC 2fLoTUIG6oBB8p+R3cWat28TvUJJmUL6oR4ZCdB0dpqAIZh2nt2GLK0LeejYRU456mfO pCChMLsL+IAfiMA9ZHuWOAV9YU6WIRV5YJOjJf5qZjk1lkdV8Etun5psugzxp3NA8mbz O13KjtGg8irzbUniws2t+ITvlHjWxbOt7lzUD1YuQea55Ch97FKSfjd3Krs9q5A0GAUw Qu0NXLORxdMHbqBBqymFojcQKgpCOTTzZnEZbTnt82zVFyTcX14Mga2veMLYHhfxW2Ck pzuA== X-Forwarded-Encrypted: i=1; AJvYcCWY5djwQsnne/rf/NNNr01DvHclkCZLUmAnBRgrEU9Mb31aR/LQKIZjdzCgOAHhLVwDQLEfu8hQIOBw0Ik=@vger.kernel.org X-Gm-Message-State: AOJu0YySi8Of5US+M/puFBVqY0eLfj9Q3dtDAX8GVUy0B4Wn+Pfl5DJH vfkLPhi0Fku407c/d1kEMR+oEMwrjaNKY0l7P924llSb3vswyHCG X-Gm-Gg: ASbGnctfuA7Xhundbz/af+ttyOCHODbe75/FSl1WNACQBMpCkyWNYZ9TvrFz+6ykd79 K6pcNIP7Ql3mYoRFdjc563SA0egr+S3/EzLKFGU+yzFKnd1Kfvr5eNZvcsU8i6PHh5iJccjLC2q qL14s1ePrAkPaPT4UQ76ouq0hZUNh0Ya5KXgqLxQ2llviL35c15l2ofBtwZ5R9UZRnGT6nFqtD3 EcAR3u4Aa3KrfDHs4wpm7Po5lLQitDPZ/VmGL9A9f5KDPvubSEahkyAcABbln4xiC3SrAu1TQUe PDqHgqxhO6aiMJOzyrp+H6wHe7iFAqL/dg== X-Google-Smtp-Source: AGHT+IEo0wiggK4AdGkrdqyzJ6jWqqzwh3wptoY15dEQvTVEJw6wVA6kehfEZXMQuLRKEaZFZ1jYkw== X-Received: by 2002:a05:6a21:e8c:b0:1eb:48e2:2c2f with SMTP id adf61e73a8af0-1ee8cbc1ea9mr535075637.30.1739554233442; Fri, 14 Feb 2025 09:30:33 -0800 (PST) Received: from distilledx.SRMIST.EDU.IN ([59.152.80.69]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-adcc6fb20f8sm1355138a12.37.2025.02.14.09.30.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Feb 2025 09:30:33 -0800 (PST) From: Tejas Vipin To: neil.armstrong@linaro.org, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@gmail.com, simona@ffwll.ch Cc: quic_jesszhan@quicinc.com, dianders@chromium.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Tejas Vipin Subject: [PATCH 2/2] drm/panel: sony-td4353-jdi: transition to mipi_dsi wrapped functions Date: Fri, 14 Feb 2025 22:59:58 +0530 Message-ID: <20250214172958.81258-3-tejasvipin76@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250214172958.81258-1-tejasvipin76@gmail.com> References: <20250214172958.81258-1-tejasvipin76@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Change the sony-td4353-jdi panel to use multi style functions for=20 improved error handling. Signed-off-by: Tejas Vipin Reviewed-by: Douglas Anderson --- drivers/gpu/drm/panel/panel-sony-td4353-jdi.c | 107 ++++-------------- 1 file changed, 23 insertions(+), 84 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c b/drivers/gpu/dr= m/panel/panel-sony-td4353-jdi.c index 472195d4bbbe..97f4bb4e1029 100644 --- a/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c +++ b/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c @@ -47,93 +47,40 @@ static inline struct sony_td4353_jdi *to_sony_td4353_jd= i(struct drm_panel *panel static int sony_td4353_jdi_on(struct sony_td4353_jdi *ctx) { struct mipi_dsi_device *dsi =3D ctx->dsi; - struct device *dev =3D &dsi->dev; - int ret; + struct mipi_dsi_multi_context dsi_ctx =3D { .dsi =3D dsi }; =20 dsi->mode_flags |=3D MIPI_DSI_MODE_LPM; =20 - ret =3D mipi_dsi_dcs_set_column_address(dsi, 0x0000, 1080 - 1); - if (ret < 0) { - dev_err(dev, "Failed to set column address: %d\n", ret); - return ret; - } - - ret =3D mipi_dsi_dcs_set_page_address(dsi, 0x0000, 2160 - 1); - if (ret < 0) { - dev_err(dev, "Failed to set page address: %d\n", ret); - return ret; - } - - ret =3D mipi_dsi_dcs_set_tear_scanline(dsi, 0); - if (ret < 0) { - dev_err(dev, "Failed to set tear scanline: %d\n", ret); - return ret; - } - - ret =3D mipi_dsi_dcs_set_tear_on(dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK); - if (ret < 0) { - dev_err(dev, "Failed to set tear on: %d\n", ret); - return ret; - } + mipi_dsi_dcs_set_column_address_multi(&dsi_ctx, 0x0000, 1080 - 1); + mipi_dsi_dcs_set_page_address_multi(&dsi_ctx, 0x0000, 2160 - 1); + mipi_dsi_dcs_set_tear_scanline_multi(&dsi_ctx, 0); + mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx, MIPI_DSI_DCS_TEAR_MODE_VBLANK); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_SET_ADDRESS_MODE, 0x00); =20 - mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_SET_ADDRESS_MODE, 0x00); - - ret =3D mipi_dsi_dcs_set_pixel_format(dsi, 0x77); - if (ret < 0) { - dev_err(dev, "Failed to set pixel format: %d\n", ret); - return ret; - } - - mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_SET_PARTIAL_ROWS, - 0x00, 0x00, 0x08, 0x6f); - - ret =3D mipi_dsi_dcs_exit_sleep_mode(dsi); - if (ret < 0) { - dev_err(dev, "Failed to exit sleep mode: %d\n", ret); - return ret; - } - msleep(70); + mipi_dsi_dcs_set_pixel_format_multi(&dsi_ctx, 0x77); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_SET_PARTIAL_ROWS, + 0x00, 0x00, 0x08, 0x6f); =20 - mipi_dsi_dcs_write_seq(dsi, MIPI_DCS_WRITE_MEMORY_START); + mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx); + mipi_dsi_msleep(&dsi_ctx, 70); + mipi_dsi_dcs_write_seq_multi(&dsi_ctx, MIPI_DCS_WRITE_MEMORY_START); + mipi_dsi_dcs_set_display_on_multi(&dsi_ctx); =20 - ret =3D mipi_dsi_dcs_set_display_on(dsi); - if (ret < 0) { - dev_err(dev, "Failed to turn display on: %d\n", ret); - return ret; - } - - return 0; + return dsi_ctx.accum_err; } =20 -static int sony_td4353_jdi_off(struct sony_td4353_jdi *ctx) +static void sony_td4353_jdi_off(struct sony_td4353_jdi *ctx) { struct mipi_dsi_device *dsi =3D ctx->dsi; - struct device *dev =3D &dsi->dev; - int ret; + struct mipi_dsi_multi_context dsi_ctx =3D { .dsi =3D dsi }; =20 dsi->mode_flags &=3D ~MIPI_DSI_MODE_LPM; =20 - ret =3D mipi_dsi_dcs_set_display_off(dsi); - if (ret < 0) { - dev_err(dev, "Failed to set display off: %d\n", ret); - return ret; - } - msleep(22); - - ret =3D mipi_dsi_dcs_set_tear_off(dsi); - if (ret < 0) { - dev_err(dev, "Failed to set tear off: %d\n", ret); - return ret; - } - - ret =3D mipi_dsi_dcs_enter_sleep_mode(dsi); - if (ret < 0) { - dev_err(dev, "Failed to enter sleep mode: %d\n", ret); - return ret; - } - msleep(80); - - return 0; + mipi_dsi_dcs_set_display_off_multi(&dsi_ctx); + mipi_dsi_msleep(&dsi_ctx, 22); + mipi_dsi_dcs_set_tear_off_multi(&dsi_ctx); + mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx); + mipi_dsi_msleep(&dsi_ctx, 80); } =20 static void sony_td4353_assert_reset_gpios(struct sony_td4353_jdi *ctx, in= t mode) @@ -146,14 +93,11 @@ static void sony_td4353_assert_reset_gpios(struct sony= _td4353_jdi *ctx, int mode static int sony_td4353_jdi_prepare(struct drm_panel *panel) { struct sony_td4353_jdi *ctx =3D to_sony_td4353_jdi(panel); - struct device *dev =3D &ctx->dsi->dev; int ret; =20 ret =3D regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); - if (ret < 0) { - dev_err(dev, "Failed to enable regulators: %d\n", ret); + if (ret < 0) return ret; - } =20 msleep(100); =20 @@ -161,7 +105,6 @@ static int sony_td4353_jdi_prepare(struct drm_panel *pa= nel) =20 ret =3D sony_td4353_jdi_on(ctx); if (ret < 0) { - dev_err(dev, "Failed to power on panel: %d\n", ret); sony_td4353_assert_reset_gpios(ctx, 0); regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); return ret; @@ -173,12 +116,8 @@ static int sony_td4353_jdi_prepare(struct drm_panel *p= anel) static int sony_td4353_jdi_unprepare(struct drm_panel *panel) { struct sony_td4353_jdi *ctx =3D to_sony_td4353_jdi(panel); - struct device *dev =3D &ctx->dsi->dev; - int ret; =20 - ret =3D sony_td4353_jdi_off(ctx); - if (ret < 0) - dev_err(dev, "Failed to power off panel: %d\n", ret); + sony_td4353_jdi_off(ctx); =20 sony_td4353_assert_reset_gpios(ctx, 0); regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); --=20 2.48.1