From nobody Tue Oct 7 14:43:04 2025 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 8EC9123AB9D for ; Tue, 8 Jul 2025 20:36:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752006994; cv=none; b=PBEJxRtAFJnIIUPx8xDCfZWma7y5RrHSuYmRNugTcFPfieRzKabTDD0XZFUfnHiBw3xYl0wzUaoWstZmF9aGxhHSeJXQxtK1IV4nM5LkFonCR3HgmqhQQGP1ZQrLpzF5bePGsSDdJaO9XOprNbyDOtmEHb6EBxPj//5mi1VFldo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752006994; c=relaxed/simple; bh=Dw6Cs+A/hBHtq4601NDIRAdDThTx44TPw7gqGwpJVc0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=YEpnL3eYB48DcCgsAPrjCJiGKuJWHsPJf1r7e6wdJO75McnRQNIR/fOvuLFeIdy6KWZoMuiuAuvg6b0Achh+LTTDHe3jLfsnNMymIGINqCBLu7vwpejdqSg6Nmz26qVqA/zIH5y0DZaR7rQWI4jKlKBrdWaMrAVw1pLYKi5mgYg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine 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=E5agfP6T; arc=none smtp.client-ip=170.10.133.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine 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="E5agfP6T" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1752006991; 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=pp6uoEdFg9IjTT5RKNshFKfo5L4alpIIljULoKU13vk=; b=E5agfP6T2ZA47PSXxJSGQQ95YoMxCLwV5rb4TGw7TyJoitnvAZxKI0EEVt4tZIypFJnCJB h673KaDF58g7yAuh3vT7UHtXZGccZt3CJ/VhfKmhIby3tKBLAp8vnChiu7sH7bLj7n+GCP UshCcEtTE6jAvAqWFSPr80SYscdyU3w= Received: from mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-60-DCZ9Y0jmNy6fOFNCXEOQnQ-1; Tue, 08 Jul 2025 16:36:26 -0400 X-MC-Unique: DCZ9Y0jmNy6fOFNCXEOQnQ-1 X-Mimecast-MFC-AGG-ID: DCZ9Y0jmNy6fOFNCXEOQnQ_1752006984 Received: from mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.15]) (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-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 073B51955ECA; Tue, 8 Jul 2025 20:36:24 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.132]) by mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 6BB2619560A2; Tue, 8 Jul 2025 20:36:21 +0000 (UTC) From: Anusha Srivatsa Date: Tue, 08 Jul 2025 15:35:13 -0500 Subject: [PATCH 1/6] drm/panel/visionox-g2647fb105: Use refcounted allocation in place of devm_kzalloc() 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: <20250708-b4-simple-panel-api-convert-july-v1-1-630902123ea1@redhat.com> References: <20250708-b4-simple-panel-api-convert-july-v1-0-630902123ea1@redhat.com> In-Reply-To: <20250708-b4-simple-panel-api-convert-july-v1-0-630902123ea1@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: Geert Uytterhoeven , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1752006919; l=1552; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=Dw6Cs+A/hBHtq4601NDIRAdDThTx44TPw7gqGwpJVc0=; b=U3oT3iEsDQdg07rYjv4hbcxBaPVzlRgTZAjDsLxkEVJkm0PT1GtJ1HKEFYjSMQX27JLQad/sL xp2BrM89j2cDeSNMn7ZglNuDN5MI9Mnl8Zf/atyfpYpO3ulpIK7Mg8z X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Move to using the new API devm_drm_panel_alloc() to allocate the panel. In the call to the new API, avoid using explicit type and use __typeof() for more type safety. Signed-off-by: Anusha Srivatsa Reviewed-by: Maxime Ripard --- drivers/gpu/drm/panel/panel-visionox-g2647fb105.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-visionox-g2647fb105.c b/drivers/gp= u/drm/panel/panel-visionox-g2647fb105.c index 413849f7b4dec97e9afa2df2843ef25898ed2549..eac6ec6e71d17285431b1cef3cb= 46d133f0648d9 100644 --- a/drivers/gpu/drm/panel/panel-visionox-g2647fb105.c +++ b/drivers/gpu/drm/panel/panel-visionox-g2647fb105.c @@ -207,9 +207,11 @@ static int visionox_g2647fb105_probe(struct mipi_dsi_d= evice *dsi) struct visionox_g2647fb105 *ctx; int ret; =20 - ctx =3D devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); - if (!ctx) - return -ENOMEM; + ctx =3D devm_drm_panel_alloc(dev, __typeof(*ctx), panel, + &visionox_g2647fb105_panel_funcs, + DRM_MODE_CONNECTOR_DSI); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); =20 ret =3D devm_regulator_bulk_get_const(dev, ARRAY_SIZE(visionox_g2647fb105_supplies), @@ -233,8 +235,6 @@ static int visionox_g2647fb105_probe(struct mipi_dsi_de= vice *dsi) =20 ctx->panel.prepare_prev_first =3D true; 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In the call to the new API, avoid using explicit type and use __typeof() for more type safety. Signed-off-by: Anusha Srivatsa Reviewed-by: Maxime Ripard --- drivers/gpu/drm/panel/panel-truly-nt35597.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-truly-nt35597.c b/drivers/gpu/drm/= panel/panel-truly-nt35597.c index d447db912a61ec958a4718ce49454f5f706e41db..eb6c2608e4f1509c9626dcda790= aee3f9b21eb8b 100644 --- a/drivers/gpu/drm/panel/panel-truly-nt35597.c +++ b/drivers/gpu/drm/panel/panel-truly-nt35597.c @@ -476,8 +476,6 @@ static int truly_nt35597_panel_add(struct truly_nt35597= *ctx) /* dual port */ gpiod_set_value(ctx->mode_gpio, 0); =20 - drm_panel_init(&ctx->panel, dev, &truly_nt35597_drm_funcs, - DRM_MODE_CONNECTOR_DSI); drm_panel_add(&ctx->panel); =20 return 0; @@ -523,10 +521,12 @@ static int truly_nt35597_probe(struct mipi_dsi_device= *dsi) .node =3D NULL, }; =20 - ctx =3D devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + ctx =3D devm_drm_panel_alloc(dev, __typeof(*ctx), panel, + &truly_nt35597_drm_funcs, + DRM_MODE_CONNECTOR_DSI); =20 - if (!ctx) - return -ENOMEM; + if (IS_ERR(ctx)) + return PTR_ERR(ctx); =20 /* * This device represents itself as one with two input ports which are --=20 2.48.1 From nobody Tue Oct 7 14:43:04 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 B50CD24469E for ; Tue, 8 Jul 2025 20:36:38 +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=1752007000; cv=none; b=eAoqtZQvOkGbxdcxVoZTferQ0xnPfBD23EAaj5QNyQ4xSTW8e6G7sPhN1rwvKXI6W7ke4X2TilX7+xjn9SRODWdyBRC2zVsRJ3/Qqo7w5MTdKT887QzdYsDo0J1O3qPKAYW9SEi6jtFHQVACrH0gHtx/kwDUjInGCRCRCg/FLJ8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752007000; c=relaxed/simple; bh=uyApYRrEF9+GSs4SPYkesqW8R4lf6hPABmIXOL9M6zc=; 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In the call to the new API, avoid using explicit type and use __typeof() for more type safety. Signed-off-by: Anusha Srivatsa Reviewed-by: Maxime Ripard --- drivers/gpu/drm/panel/panel-tdo-tl070wsh30.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-tdo-tl070wsh30.c b/drivers/gpu/drm= /panel/panel-tdo-tl070wsh30.c index 227f97f9b136f07c7c7ea8d8fd005261b878e5ca..e87b8de0f0f267bc6b4d4ed3e2d= c7feb0250194b 100644 --- a/drivers/gpu/drm/panel/panel-tdo-tl070wsh30.c +++ b/drivers/gpu/drm/panel/panel-tdo-tl070wsh30.c @@ -162,9 +162,6 @@ static int tdo_tl070wsh30_panel_add(struct tdo_tl070wsh= 30_panel *tdo_tl070wsh30) return err; } =20 - drm_panel_init(&tdo_tl070wsh30->base, &tdo_tl070wsh30->link->dev, - &tdo_tl070wsh30_panel_funcs, DRM_MODE_CONNECTOR_DSI); - err =3D drm_panel_of_backlight(&tdo_tl070wsh30->base); if (err) return err; @@ -183,10 +180,12 @@ static int tdo_tl070wsh30_panel_probe(struct mipi_dsi= _device *dsi) dsi->format =3D MIPI_DSI_FMT_RGB888; dsi->mode_flags =3D MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | MIP= I_DSI_MODE_LPM; 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In the call to the new API, avoid using explicit type and use __typeof() for more type safety. Signed-off-by: Anusha Srivatsa Reviewed-by: Maxime Ripard --- drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c b/drivers/= gpu/drm/panel/panel-startek-kd070fhfid015.c index c0c95355b74350843d5703f1779d88b04f4337f5..e3d53939ce76a29966b99f18ca5= 4dc16790200de 100644 --- a/drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c +++ b/drivers/gpu/drm/panel/panel-startek-kd070fhfid015.c @@ -286,9 +286,6 @@ static int stk_panel_add(struct stk_panel *stk) return ret; } =20 - drm_panel_init(&stk->base, &stk->dsi->dev, &stk_panel_funcs, - DRM_MODE_CONNECTOR_DSI); - drm_panel_add(&stk->base); =20 return 0; @@ -303,9 +300,12 @@ static int stk_panel_probe(struct mipi_dsi_device *dsi) dsi->format =3D MIPI_DSI_FMT_RGB888; dsi->mode_flags =3D (MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_LPM); =20 - stk =3D devm_kzalloc(&dsi->dev, sizeof(*stk), GFP_KERNEL); - if (!stk) - return -ENOMEM; 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In the call to the new API, avoid using explicit type and use __typeof() for more type safety. Signed-off-by: Anusha Srivatsa Reviewed-by: Maxime Ripard --- drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c b/drivers/gpu/= drm/panel/panel-sharp-ls043t1le01.c index 36abfa2e65e962af2a08aec3e63ba1077a2c43d4..610f37b844c2d1318ca876385d0= 0f50a3e5410d6 100644 --- a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c +++ b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c @@ -199,9 +199,6 @@ static int sharp_nt_panel_add(struct sharp_nt_panel *sh= arp_nt) gpiod_set_value(sharp_nt->reset_gpio, 0); } =20 - drm_panel_init(&sharp_nt->base, &sharp_nt->dsi->dev, - &sharp_nt_panel_funcs, DRM_MODE_CONNECTOR_DSI); - ret =3D drm_panel_of_backlight(&sharp_nt->base); if (ret) return ret; @@ -230,9 +227,12 @@ static int sharp_nt_panel_probe(struct mipi_dsi_device= *dsi) MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_NO_EOT_PACKET; =20 - sharp_nt =3D devm_kzalloc(&dsi->dev, sizeof(*sharp_nt), GFP_KERNEL); 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Tue, 8 Jul 2025 20:36:38 +0000 (UTC) Received: from asrivats-na.rmtustx.csb (unknown [10.2.16.132]) by mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id A28B51956087; Tue, 8 Jul 2025 20:36:36 +0000 (UTC) From: Anusha Srivatsa Date: Tue, 08 Jul 2025 15:35:18 -0500 Subject: [PATCH 6/6] drm/panel/samsung-s6e63m0: Use refcounted allocation in place of devm_kzalloc() 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: <20250708-b4-simple-panel-api-convert-july-v1-6-630902123ea1@redhat.com> References: <20250708-b4-simple-panel-api-convert-july-v1-0-630902123ea1@redhat.com> In-Reply-To: <20250708-b4-simple-panel-api-convert-july-v1-0-630902123ea1@redhat.com> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter Cc: Geert Uytterhoeven , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Anusha Srivatsa X-Developer-Signature: v=1; a=ed25519-sha256; t=1752006919; l=1510; i=asrivats@redhat.com; s=20250122; h=from:subject:message-id; bh=vsvHIMQx+bz1MugawrqwN+PrKys/gpceYZf2lTHUZo8=; b=/p/iezB5BBWwJRFLoAflR91gj1xcjB9ZRrKdmqtJ7EnES2GYibe0PfCMTmbLkVHOELUPZp7u6 xjlljvh7aXiDpTeJ1qp+rBOTiN5VHwC0+BENbpvgiTtc/KdkQp6gnqS X-Developer-Key: i=asrivats@redhat.com; a=ed25519; pk=brnIHkBsUZEhyW6Zyn0U92AeIZ1psws/q8VFbIkf1AU= X-Scanned-By: MIMEDefang 3.0 on 10.30.177.15 Move to using the new API devm_drm_panel_alloc() to allocate the panel. In the call to the new API, avoid using explicit type and use __typeof() for more type safety. Signed-off-by: Anusha Srivatsa Reviewed-by: Maxime Ripard --- drivers/gpu/drm/panel/panel-samsung-s6e63m0.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c b/drivers/gpu/dr= m/panel/panel-samsung-s6e63m0.c index ea241c89593b6726e8356c30229e99191c69bf03..562ad06c251f8992b3f28894ce2= 309913324ef11 100644 --- a/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c +++ b/drivers/gpu/drm/panel/panel-samsung-s6e63m0.c @@ -677,9 +677,13 @@ int s6e63m0_probe(struct device *dev, void *trsp, u32 max_brightness; int ret; =20 - ctx =3D devm_kzalloc(dev, sizeof(struct s6e63m0), GFP_KERNEL); - if (!ctx) - return -ENOMEM; + ctx =3D devm_drm_panel_alloc(dev, __typeof(*ctx), panel, + &s6e63m0_drm_funcs, + dsi_mode ? DRM_MODE_CONNECTOR_DSI : + DRM_MODE_CONNECTOR_DPI); + + if (IS_ERR(ctx)) + return PTR_ERR(ctx); =20 ctx->transport_data =3D trsp; ctx->dsi_mode =3D dsi_mode; @@ -712,10 +716,6 @@ int s6e63m0_probe(struct device *dev, void *trsp, return PTR_ERR(ctx->reset_gpio); } =20 - drm_panel_init(&ctx->panel, dev, &s6e63m0_drm_funcs, - dsi_mode ? DRM_MODE_CONNECTOR_DSI : - DRM_MODE_CONNECTOR_DPI); - ret =3D s6e63m0_backlight_register(ctx, max_brightness); if (ret < 0) return ret; --=20 2.48.1