From nobody Fri Dec 19 19:01:47 2025 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 1CAA5266B4D for ; Thu, 13 Feb 2025 20:45:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739479528; cv=none; b=ld4El0vK26Px/ycEYZqXA9Fa1eMEYFYAjvp+i7cF2EahBDjUN0vV/hNB0k440A8sWNQZVHaG0vHjOYs/1L4fCiUQOQx4hipvkCBEMbEmpXE0MwhmnSYzeegKUmbaO4KueV+sk/zy6hQ34BzoSbpjLqeOxNTUixaxa4SEkyQJcsU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739479528; c=relaxed/simple; bh=iBSIyXxZLfc5CYXFt2SiF2Ct8SUZjH8mOx/XQMf06tk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=jF5LT/WXjgMZkiAukrAC55PowQQX3vdKW3FAM0z3HPAvKmLM1zXaPDEG7GQFfEhld1QmlM6LFo/pyA/VRGfLPHcW8miZUmxrtaDRCRl0UDmLqM1DWoZDrrkRFspvjCCoHGVLVmfU+h8dwRiKXuWmHghMcelX9K68V1M3wWC7dK0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=G4zS6oXf; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="G4zS6oXf" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1739479525; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=2pmFFYidqfZYQBAFHWefHjYF+aQ5awZIuX3W0GYqmBQ=; b=G4zS6oXfT7+eyVxd/EUcdaXYwQwkjqBDzJmeYmsDZWbDDjsnhgcNDiIV3b+1numemIi0J3 jWSC6RMj4ai4eCK+vXgSDoIOJgE+NKahECSIPkDaGbPM2znkRgvvi0def0wAfkxtw6zC8R rcw+zVKOrYQtpfIIt7V6dW/XVrdwLr8= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-549-74VN121BOCml6pREQiEG3w-1; Thu, 13 Feb 2025 15:45:19 -0500 X-MC-Unique: 74VN121BOCml6pREQiEG3w-1 X-Mimecast-MFC-AGG-ID: 74VN121BOCml6pREQiEG3w Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 8FB701801A0D; Thu, 13 Feb 2025 20:45:17 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.199]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 4A22E19373D9; Thu, 13 Feb 2025 20:45:14 +0000 (UTC) From: Anusha Srivatsa Date: Thu, 13 Feb 2025 15:44:26 -0500 Subject: [PATCH 09/20] drm/panel/jdi-lpm102a188a: Move to using mipi_dsi_*_multi() variants 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: <20250213-mipi_cocci_multi-v1-9-67d94ff319cc@redhat.com> References: <20250213-mipi_cocci_multi-v1-0-67d94ff319cc@redhat.com> In-Reply-To: <20250213-mipi_cocci_multi-v1-0-67d94ff319cc@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Joel Selvaraj , Ondrej Jirman , Javier Martinez Canillas , Jianhua Lu , Robert Chiras , Artur Weber , Jonathan Corbet Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1739479476; l=9233; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=iBSIyXxZLfc5CYXFt2SiF2Ct8SUZjH8mOx/XQMf06tk=; b=ximdAIpedlDkjt26NJDGyfLAlXPAyIjyx+994APP4rcsIt2cKLwUAz4tRegWMYbbWwvKoTPFO nyFfbWdzJYJBFE+++OHLEQa2aLg23B846c2VJRU6Fn2MMV85fxsuKCY X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Stop using deprecated API. Used Coccinelle to make the change. @rule_2@ expression dsi_var; expression list es; identifier jdi; @@ struct mipi_dsi_device *dsi0 =3D pinfo->dsi[0]; struct mipi_dsi_device *dsi1 =3D pinfo->dsi[1]; +struct mipi_dsi_multi_context dsi_ctx0 =3D { .dsi =3D dsi0 }; +struct mipi_dsi_multi_context dsi_ctx1 =3D { .dsi =3D dsi1 }; <+... -mipi_dsi_dual_dcs_write_seq(dsi0, dsi1, es); +mipi_dsi_dual_dcs_write_seq(dsi_ctx0, dsi_ctx1, es); ...+> @rule_2@ identifier func; identifier r; type t; expression list es; position p; @@ t func(...) { <+... ( -mipi_dsi_dcs_write_seq(dsi_var,es); +mipi_dsi_dcs_write_seq_multi(&dsi_ctx,es); | -r =3D mipi_dsi_dcs_exit_sleep_mode(jdi->link1)@p; +mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx1); | -r =3D mipi_dsi_dcs_enter_sleep_mode(jdi->link1)@p; +mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx1); | -r =3D mipi_dsi_dcs_set_display_off(jdi->link1)@p; +mipi_dsi_dcs_set_display_off_multi(&dsi_ctx1); | .....//rest of the mipi APIs with _multi variant ) <+... -if(r < 0) { -... -} ...+> Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c | 141 ++++++++--------------= ---- 1 file changed, 41 insertions(+), 100 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c b/drivers/gpu/dr= m/panel/panel-jdi-lpm102a188a.c index 5b5082efb282bcf705cf2d38dea24901e9803648..aa0490235eda32625443622cb62= 2b9dc1c73b86a 100644 --- a/drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c +++ b/drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c @@ -81,25 +81,18 @@ static int jdi_panel_disable(struct drm_panel *panel) static int jdi_panel_unprepare(struct drm_panel *panel) { struct jdi_panel *jdi =3D to_panel_jdi(panel); - int ret; + struct mipi_dsi_multi_context dsi_ctx1 =3D { .dsi =3D jdi->link1 }; + struct mipi_dsi_multi_context dsi_ctx2 =3D { .dsi =3D jdi->link2 }; =20 - ret =3D mipi_dsi_dcs_set_display_off(jdi->link1); - if (ret < 0) - dev_err(panel->dev, "failed to set display off: %d\n", ret); + mipi_dsi_dcs_set_display_off_multi(&dsi_ctx1); =20 - ret =3D mipi_dsi_dcs_set_display_off(jdi->link2); - if (ret < 0) - dev_err(panel->dev, "failed to set display off: %d\n", ret); + mipi_dsi_dcs_set_display_off_multi(&dsi_ctx2); =20 /* Specified by JDI @ 50ms, subject to change */ msleep(50); =20 - ret =3D mipi_dsi_dcs_enter_sleep_mode(jdi->link1); - if (ret < 0) - dev_err(panel->dev, "failed to enter sleep mode: %d\n", ret); - ret =3D mipi_dsi_dcs_enter_sleep_mode(jdi->link2); - if (ret < 0) - dev_err(panel->dev, "failed to enter sleep mode: %d\n", ret); + mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx1); + mipi_dsi_dcs_enter_sleep_mode_multi(&dsi_ctx2); =20 /* Specified by JDI @ 150ms, subject to change */ msleep(150); @@ -123,65 +116,51 @@ static int jdi_panel_unprepare(struct drm_panel *pane= l) /* Specified by JDI @ 20ms, subject to change */ msleep(20); =20 - return ret; + return 0; } =20 static int jdi_setup_symmetrical_split(struct mipi_dsi_device *left, struct mipi_dsi_device *right, const struct drm_display_mode *mode) { - int err; + struct mipi_dsi_multi_context dsi_ctx_left =3D { .dsi =3D left }; + struct mipi_dsi_multi_context dsi_ctx_right =3D { .dsi =3D right }; =20 - err =3D mipi_dsi_dcs_set_column_address(left, 0, mode->hdisplay / 2 - 1); - if (err < 0) { - dev_err(&left->dev, "failed to set column address: %d\n", err); - return err; - } + mipi_dsi_dcs_set_column_address_multi(&dsi_ctx_left, 0, mode->hdisplay / = 2 - 1); =20 - err =3D mipi_dsi_dcs_set_column_address(right, 0, mode->hdisplay / 2 - 1); - if (err < 0) { - dev_err(&right->dev, "failed to set column address: %d\n", err); - return err; - } + mipi_dsi_dcs_set_column_address_multi(&dsi_ctx_right, 0, mode->hdisplay /= 2 - 1); =20 - err =3D mipi_dsi_dcs_set_page_address(left, 0, mode->vdisplay - 1); - if (err < 0) { - dev_err(&left->dev, "failed to set page address: %d\n", err); - return err; - } + mipi_dsi_dcs_set_page_address_multi(&dsi_ctx_left, 0, mode->vdisplay - 1); =20 - err =3D mipi_dsi_dcs_set_page_address(right, 0, mode->vdisplay - 1); - if (err < 0) { - dev_err(&right->dev, "failed to set page address: %d\n", err); - return err; - } + mipi_dsi_dcs_set_page_address_multi(&dsi_ctx_right, 0, mode->vdisplay - 1= ); =20 return 0; } =20 static int jdi_write_dcdc_registers(struct jdi_panel *jdi) { + struct mipi_dsi_multi_context dsi_ctx1 =3D { .dsi =3D jdi->link1 }; + struct mipi_dsi_multi_context dsi_ctx2 =3D { .dsi =3D jdi->link2 }; /* Clear the manufacturer command access protection */ - mipi_dsi_generic_write_seq(jdi->link1, MCS_CMD_ACS_PROT, - MCS_CMD_ACS_PROT_OFF); - mipi_dsi_generic_write_seq(jdi->link2, MCS_CMD_ACS_PROT, - MCS_CMD_ACS_PROT_OFF); + mipi_dsi_generic_write_seq_multi(&dsi_ctx1, MCS_CMD_ACS_PROT, + MCS_CMD_ACS_PROT_OFF); + mipi_dsi_generic_write_seq_multi(&dsi_ctx2, MCS_CMD_ACS_PROT, + MCS_CMD_ACS_PROT_OFF); /* * Change the VGH/VGL divide rations to move the noise generated by the * TCONN. This should hopefully avoid interaction with the backlight * controller. */ - mipi_dsi_generic_write_seq(jdi->link1, MCS_PWR_CTRL_FUNC, - MCS_PWR_CTRL_PARAM1_VGH_330_DIV | - MCS_PWR_CTRL_PARAM1_DEFAULT, - MCS_PWR_CTRL_PARAM2_VGL_410_DIV | - MCS_PWR_CTRL_PARAM2_DEFAULT); - - mipi_dsi_generic_write_seq(jdi->link2, MCS_PWR_CTRL_FUNC, - MCS_PWR_CTRL_PARAM1_VGH_330_DIV | - MCS_PWR_CTRL_PARAM1_DEFAULT, - MCS_PWR_CTRL_PARAM2_VGL_410_DIV | - MCS_PWR_CTRL_PARAM2_DEFAULT); + mipi_dsi_generic_write_seq_multi(&dsi_ctx1, MCS_PWR_CTRL_FUNC, + MCS_PWR_CTRL_PARAM1_VGH_330_DIV | + MCS_PWR_CTRL_PARAM1_DEFAULT, + MCS_PWR_CTRL_PARAM2_VGL_410_DIV | + MCS_PWR_CTRL_PARAM2_DEFAULT); + mipi_dsi_generic_write_seq_multi(&dsi_ctx2, MCS_PWR_CTRL_FUNC, + MCS_PWR_CTRL_PARAM1_VGH_330_DIV | + MCS_PWR_CTRL_PARAM1_DEFAULT, + MCS_PWR_CTRL_PARAM2_VGL_410_DIV | + MCS_PWR_CTRL_PARAM2_DEFAULT); =20 return 0; } @@ -189,6 +168,8 @@ static int jdi_write_dcdc_registers(struct jdi_panel *j= di) static int jdi_panel_prepare(struct drm_panel *panel) { struct jdi_panel *jdi =3D to_panel_jdi(panel); + struct mipi_dsi_multi_context dsi_ctx1 =3D { .dsi =3D jdi->link1 }; + struct mipi_dsi_multi_context dsi_ctx2 =3D { .dsi =3D jdi->link2 }; int err; =20 /* Disable backlight to avoid showing random pixels @@ -239,57 +220,25 @@ static int jdi_panel_prepare(struct drm_panel *panel) goto poweroff; } =20 - err =3D mipi_dsi_dcs_set_tear_scanline(jdi->link1, + mipi_dsi_dcs_set_tear_scanline_multi(&dsi_ctx1, jdi->mode->vdisplay - 16); - if (err < 0) { - dev_err(panel->dev, "failed to set tear scanline: %d\n", err); - goto poweroff; - } =20 - err =3D mipi_dsi_dcs_set_tear_scanline(jdi->link2, + mipi_dsi_dcs_set_tear_scanline_multi(&dsi_ctx2, jdi->mode->vdisplay - 16); - if (err < 0) { - dev_err(panel->dev, "failed to set tear scanline: %d\n", err); - goto poweroff; - } =20 - err =3D mipi_dsi_dcs_set_tear_on(jdi->link1, + mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx1, MIPI_DSI_DCS_TEAR_MODE_VBLANK); - if (err < 0) { - dev_err(panel->dev, "failed to set tear on: %d\n", err); - goto poweroff; - } =20 - err =3D mipi_dsi_dcs_set_tear_on(jdi->link2, + mipi_dsi_dcs_set_tear_on_multi(&dsi_ctx2, MIPI_DSI_DCS_TEAR_MODE_VBLANK); - if (err < 0) { - dev_err(panel->dev, "failed to set tear on: %d\n", err); - goto poweroff; - } =20 - err =3D mipi_dsi_dcs_set_pixel_format(jdi->link1, MIPI_DCS_PIXEL_FMT_24BI= T); - if (err < 0) { - dev_err(panel->dev, "failed to set pixel format: %d\n", err); - goto poweroff; - } + mipi_dsi_dcs_set_pixel_format_multi(&dsi_ctx1, MIPI_DCS_PIXEL_FMT_24BIT); =20 - err =3D mipi_dsi_dcs_set_pixel_format(jdi->link2, MIPI_DCS_PIXEL_FMT_24BI= T); - if (err < 0) { - dev_err(panel->dev, "failed to set pixel format: %d\n", err); - goto poweroff; - } + mipi_dsi_dcs_set_pixel_format_multi(&dsi_ctx2, MIPI_DCS_PIXEL_FMT_24BIT); =20 - err =3D mipi_dsi_dcs_exit_sleep_mode(jdi->link1); - if (err < 0) { - dev_err(panel->dev, "failed to exit sleep mode: %d\n", err); - goto poweroff; - } + mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx1); =20 - err =3D mipi_dsi_dcs_exit_sleep_mode(jdi->link2); - if (err < 0) { - dev_err(panel->dev, "failed to exit sleep mode: %d\n", err); - goto poweroff; - } + mipi_dsi_dcs_exit_sleep_mode_multi(&dsi_ctx2); =20 err =3D jdi_write_dcdc_registers(jdi); if (err < 0) { @@ -302,17 +251,9 @@ static int jdi_panel_prepare(struct drm_panel *panel) */ msleep(150); =20 - err =3D mipi_dsi_dcs_set_display_on(jdi->link1); - if (err < 0) { - dev_err(panel->dev, "failed to set display on: %d\n", err); - goto poweroff; - } + mipi_dsi_dcs_set_display_on_multi(&dsi_ctx1); =20 - err =3D mipi_dsi_dcs_set_display_on(jdi->link2); - if (err < 0) { - dev_err(panel->dev, "failed to set display on: %d\n", err); - goto poweroff; - } + mipi_dsi_dcs_set_display_on_multi(&dsi_ctx2); =20 jdi->link1->mode_flags &=3D ~MIPI_DSI_MODE_LPM; jdi->link2->mode_flags &=3D ~MIPI_DSI_MODE_LPM; --=20 2.47.0