From nobody Tue Oct 7 16:34:25 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 ED90D24676F for ; Tue, 8 Jul 2025 20:36:42 +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=1752007004; cv=none; b=IBTWXvhMOudeU21EtasLsH1zCZXPNDorvOmbyncaZHEdXlwns0P3Zso+3xuDUfOGfg6E7VJkjCgsQrK0944bdP5dEPoCl9dp3tYfEwZl9Kd7EZ9xJUqdB83CCoBifBOx0NVd8mCLBbLd4aTpPAXetqJyVjhTm/WhQFUjcyLSZIc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752007004; c=relaxed/simple; bh=vsvHIMQx+bz1MugawrqwN+PrKys/gpceYZf2lTHUZo8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=BhRAce2burhqlUanHg3fzVLSIj3ScCDtjhDxbYuAvu9XnodaXfpiG3hV6UAQ4iiQaHlS9Q0i+v9+HK0eqD4dr7KgBaeoz4NcMH70T1buizWlNMCOWNVm2LUWFC5WJsT28kD5tr3dDapYr1dgMfKt8yldm8P6VaHzpM2CPcPib+8= 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=W7N4hLtq; arc=none smtp.client-ip=170.10.129.124 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="W7N4hLtq" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1752007002; 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=mkthyQecCVK2yqwg1DPkHhbTWatnZwsBkt13NL9bfxM=; b=W7N4hLtq80IzvnCPhfXm4V38NH3g2Bx+/exni3pmwH9anoxOwJp5iW5UAh7c9FEE0H1UhH 17K54drv/9BNzispl/pEi/9a6A4A3I7RHqpToQlrsz971XUkT8p4lSXIXXzOVtLc9HhH1+ 40Avm9xGPgv0OrLyLY/SoBuEie74u9c= Received: from mx-prod-mc-05.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-647-eXTUk8hJM96iffEYT7fGYg-1; Tue, 08 Jul 2025 16:36:40 -0400 X-MC-Unique: eXTUk8hJM96iffEYT7fGYg-1 X-Mimecast-MFC-AGG-ID: eXTUk8hJM96iffEYT7fGYg_1752006998 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-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id B8867193F061; 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