From patchwork Thu Apr 17 13:52:20 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Savchenko X-Patchwork-Id: 882265 Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 536B624EAAE for ; Thu, 17 Apr 2025 13:54:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.160.252.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744898061; cv=none; b=h8ddBqDzyuVY5WeToLJeHonn/MAxziujmxw17Nk1qOVskEepAo5suPNKV6+Ux7l7c8KddcU9ulJWQZOnJa2qYpGGlUsW57fWxCHEefU3DpLHlfuDZsI05ZPe1RF4VOlfcKinklGobo2EWDLJf//Za3iH4EHWAi4NIyFjBHawzZY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744898061; c=relaxed/simple; bh=NSOjeTQzrSHltDuz0G3J6cqJ6L1wwx55nF/bgrlu4EU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=BgL/1KQH4Vcsx81oxsv8rOSxlFGFCUKQvfHugu7/Uz34cFxFe1XnZYBA7s/dWMeCioQBVB0a8P3lI1u9+Dkc3S7AEukuaeJs/dtH7c7SPsLvGDnURxMhJDUaUdg22Io75MXdwm9OKeNh27HYvQ1u7OH5Kj2LvauvrnXO3Ti9nXg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com; spf=pass smtp.mailfrom=bp.renesas.com; arc=none smtp.client-ip=210.160.252.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=bp.renesas.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bp.renesas.com X-CSE-ConnectionGUID: m35NB3JERCK0sq45yyLlqg== X-CSE-MsgGUID: DMu9qfs7Si6kkMXp1EJs6g== Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie6.idc.renesas.com with ESMTP; 17 Apr 2025 22:54:19 +0900 Received: from localhost.localdomain (unknown [10.14.100.3]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id BB54D400E4E9; Thu, 17 Apr 2025 22:54:15 +0900 (JST) From: Alexander Savchenko To: linux-wireless@vger.kernel.org, Johannes Berg Cc: Sergiy Petrov , Viktor Barna , Gal Gur , Alexander Savchenko Subject: [PATCH 22/38] ra6w: add q.h Date: Thu, 17 Apr 2025 16:52:20 +0300 Message-Id: <20250417135236.52410-23-oleksandr.savchenko.dn@bp.renesas.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20250417135236.52410-1-oleksandr.savchenko.dn@bp.renesas.com> References: <20250417135236.52410-1-oleksandr.savchenko.dn@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Part of the split. Please, take a look at the cover letter for more details Reviewed-by: Viktor Barna Reviewed-by: Gal Gur Signed-off-by: Alexander Savchenko --- drivers/net/wireless/renesas/ra6w/q.h | 39 +++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 drivers/net/wireless/renesas/ra6w/q.h diff --git a/drivers/net/wireless/renesas/ra6w/q.h b/drivers/net/wireless/renesas/ra6w/q.h new file mode 100644 index 000000000000..5f8a165ae84d --- /dev/null +++ b/drivers/net/wireless/renesas/ra6w/q.h @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) [2022-2025] Renesas Electronics Corporation and/or its affiliates. + */ + +#ifndef RA6W_Q_H +#define RA6W_Q_H + +#include +#include +#include +#include +#include + +struct ra6w_q { + size_t max_count; + unsigned long head; + unsigned long tail; + spinlock_t lock; + void **buf; +}; + +struct ra6w_q_event { + atomic_t condition; + wait_queue_head_t wait_queue; + u32 timeout; +}; + +int ra6w_q_init(struct ra6w_q *q, size_t max_count, size_t buf_size); +bool ra6w_q_empty(struct ra6w_q *q); +int ra6w_q_push(struct ra6w_q *q, void *buf); +void *ra6w_q_pop(struct ra6w_q *q); +void ra6w_q_event_set(struct ra6w_q_event *event, int event_val); +bool ra6w_q_event_condition(const struct ra6w_q_event *event, int event_mask, int *ret_event); +int ra6w_q_wait(struct ra6w_q_event *event, int event_mask); +int ra6w_q_wait_timeout(struct ra6w_q_event *event, int event_mask); +void ra6w_q_deinit(struct ra6w_q *q); + +#endif /* RA6W_Q_H */