From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f44.google.com (mail-wm1-f44.google.com [209.85.128.44]) (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 B072430F806 for ; Fri, 28 Nov 2025 11:44:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.44 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764330258; cv=none; b=qse481LEid0Ag4CHHZu4AjFHV8WEv5mvNQaOTrjW8gKIGNwLVuSmAyIGI4+R4YS9m/5IV/WMgawsI1pn4VvITnk6szB4wjZMWmNkCdo1QOm4urYsjvf86cb92jRME44c8PmIf4DdAiPz6MhjhBPyHqE44ngdHfdwXuv+/FQWVZ0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764330258; c=relaxed/simple; bh=0cf2sYKS2TgBzFYc/lqN/kXN1VBlxGschLMTqCaHz40=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=S0utP9ZFhH3IxXuYLM3N55kfQ67qg2vsG8t/eL0z++FuUIQQQxAD/zTHjj5Mr4l85VbyM6P4H0iWUh2Z4pcttKos7FFy4KY3AuJzyB4YAc21uGhi2ueUyjvhXg11+hoy2dF1xN212efLaWoX5ssWk7294dcoEMxd4vtqwyyzfeo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=bgdev.pl; spf=none smtp.mailfrom=bgdev.pl; dkim=pass (2048-bit key) header.d=bgdev-pl.20230601.gappssmtp.com header.i=@bgdev-pl.20230601.gappssmtp.com header.b=zK2vRFbF; arc=none smtp.client-ip=209.85.128.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=bgdev.pl Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bgdev.pl Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bgdev-pl.20230601.gappssmtp.com header.i=@bgdev-pl.20230601.gappssmtp.com header.b="zK2vRFbF" Received: by mail-wm1-f44.google.com with SMTP id 5b1f17b1804b1-477b91680f8so14337065e9.0 for ; Fri, 28 Nov 2025 03:44:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20230601.gappssmtp.com; s=20230601; t=1764330255; x=1764935055; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=VMOh3EBYtYfHeuhJAyRcwyFC4rtu5MrYV13Tg8Gi6xw=; b=zK2vRFbFL9InZcNsrqUNABaSrNTv3aeUTCdq+okGh8Ta5RJ/s+GJMsFXH0xA2WQuz4 4lTineQ7RipTPuyUPYZbh6JE6N33i8e05GsWvzgO+RrEhLz/QbJik87443R0cl4Rub7L QfKI26vsewF8o5wzQVhXf3gYJKxsx0dYNS2f/+h9IU3scoNZe1JY7VU2LHv6xC7w8lwV fJSTkxKsw+Djn3Wan8pf77GhPzBuQR0XeanryKa4fraBhgjE1jd+n5Ly2u4HFpKpowjc hNmd+uub6PGWDDNf/bZaUzAxl2kuiN+6j01Oxcjp6gkidi2+trFG89l1FnAF0wfhrUNp fShA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764330255; x=1764935055; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=VMOh3EBYtYfHeuhJAyRcwyFC4rtu5MrYV13Tg8Gi6xw=; b=Xjzn/KMxAfACQb6BorDQalrV/BGblHrFvTCgg2+b3KL2EetqA3VWcgVYN9hI5LyuMF /o5ArTreWBHkzf2jlInOSATXvwTcHJgrJ/De9Kz53S5Dvno7TnfReRoK745nOyRTZRQ9 dCH/vcfe/DkqPF+cgxP6ZRZK1VqZZyQD8aeR1oxQ5lHd3XEpYdBybFkCmHJ+5KXlO4er oclhmCQs+BLudfy153P1Y+TlicCZ5G2/tljI/VjYTn0qmu4WGLna3YSfz3KF796qzth/ l51sA8sc7cA5oz1Orq0FZb9diuyZFi6CuKY3OCIlDFMhu312efm5HFYzdmE6ofhmhFIz WKNA== X-Forwarded-Encrypted: i=1; AJvYcCUBCJXTUnIl/zqvFPAqZG07y5iSVJTM/KcU5gR/wYyKQStHSWI/tEf62Y6ROBcW7UPMpc6cqlPFGMmlRqlO@vger.kernel.org X-Gm-Message-State: AOJu0YyTQjGQdeGwnUBYVzFsQyeex45kFCHYE2Slmk/7FX2WMHSW5Fk2 rrW+hcc5Dqgl8sG5e3ERXYNmOcLUjvVFWuY1Z9k77sRg0MUzefzxtQntqc0Sb2O/JjQ= X-Gm-Gg: ASbGncuhZoOUGxUH6s1VA6NU2/iaC+XdrfCLbPvjM5K7QjmA6Gc/C+osrMjcuiT1Z4X ezk+Pb8kIrRGe5sJwDfynPSof8Gk3oRMP+IDBjdhQytCCGG0qXrEMINRXmz9y3NVRTltQE3aToD Lb+WBV+PS20360l+fEqVZgtU6lPQ7+BewZtAIkLKAKNb6PPVlxCcD+HgBSmLh7ZX6gEgybLZKe0 hdUjnBBIWvGXa3AKX59wBjnKHMGkCDn3+ZGnfXEwHf9WcwN3XjOSQJL0B5zXSxML9d7q1SvxLQ5 oP5SZE7sR6JSxhq9kXaLC/dvk08HoG8dykhhrSwgbtVntPYSE0bO6vZ6/ZLpPKS+0soY6QLNHTw FAall9PaZVADxgt+eUxtmdW85auY5krnwMrA2VoVoNoHCXGswvvESoZO+IhfWAHWykUxUU6b4lC r3A7AC1Q== X-Google-Smtp-Source: AGHT+IHYDT8265UCPLrcHldT6Cbr99LyQV0pdk7UJQ9F9zFrQVOxHXVebZp3Vbnh7paEy79wIqESwQ== X-Received: by 2002:a05:600c:524c:b0:477:9976:9e1a with SMTP id 5b1f17b1804b1-477c10c887bmr261551685e9.6.1764330255054; Fri, 28 Nov 2025 03:44:15 -0800 (PST) Received: from [127.0.1.1] ([2a01:cb1d:dc:7e00:f3c6:aa54:79d2:8979]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47906cb1f60sm89888445e9.1.2025.11.28.03.44.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Nov 2025 03:44:13 -0800 (PST) From: Bartosz Golaszewski Date: Fri, 28 Nov 2025 12:44:00 +0100 Subject: [PATCH v9 02/11] dmaengine: qcom: bam_dma: Add bam_pipe_lock flag support Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251128-qcom-qce-cmd-descr-v9-2-9a5f72b89722@linaro.org> References: <20251128-qcom-qce-cmd-descr-v9-0-9a5f72b89722@linaro.org> In-Reply-To: <20251128-qcom-qce-cmd-descr-v9-0-9a5f72b89722@linaro.org> To: Vinod Koul , Jonathan Corbet , Thara Gopinath , Herbert Xu , "David S. Miller" , Udit Tiwari , Daniel Perez-Zoghbi , Md Sadre Alam , Dmitry Baryshkov Cc: dmaengine@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-crypto@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1527; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=p9Va/58wF8Fjgoq2zpqVnJ+LhDyGow0rENCMKQ+9sJY=; b=owEBbQKS/ZANAwAKAQWdLsv/NoTDAcsmYgBpKYsHwzwo4ZQ+YyP3lY0RkcVBWJl0Pu9UcNY7U D4Ni3P7XVuJAjMEAAEKAB0WIQSR5RMt5bVGHXuiZfwFnS7L/zaEwwUCaSmLBwAKCRAFnS7L/zaE wzazEACKqiqPyDSxCpX3RMA/OGSXlWSSDpAOHqGTID043zIFmbd8VLAcA1JGAHy39KfY3g+8Z72 q8y3l+rzjCr8J0s6dCjQg+XjTUzWUv2IW5F83SSqYqfMnyO8PaQuJE1sRDxfinHSYpGzhH+Rkwm ZqaG0PJy9pBNZ0XsKGGe+4nzbMG+A7eOHcSDOuTFDoCvNguNoeCQN2JqGatFKvNeqfBl4S9u+dB dBJkA+XxRCjRcgLCAMEQS1tguTejCy9VLNDnNhrkNz3sOsBDh3029fblFvutY+aWvEx7O3fJnuo LzpBD5vk72+J4hUYYnxXZ/BwBgptpcDOnt/pCLG/lXh/JKMVOgMdhnDQdd9Ks44rdGh42naB2u8 aqbhbmjW+xW4RG50P984sL7jsUJ6pWEbf+XINYRc5thLLvRBLwmNBTS/2wOXvuvHFJvqmZdhlSy n13XO9YvK6Gcrn1T7rpTPlCsbNfiuJTyhU0do3DWKVRESrfDV88qf6isIL/T9ETx0wr6hhAJ/nE ArY4fhXJdQoNytF9PBZlGegC4zRokbmOVUha9yqwoRzs/tMyHXZwt0l72Ug6w2Wo5Ax7Pre+q7K aMoVBsk0kWJhdmNUC1s7BRoschoGgPRx7PzqPp+znSW0Z4zYNnGOulp+3bmMmibgEpuiaTtu1xU v2k78Q0tTYVmEmg== X-Developer-Key: i=bartosz.golaszewski@linaro.org; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski Extend the device match data with a flag indicating whether the IP supports the BAM lock/unlock feature. Set it to true on BAM IP versions 1.4.0 and above. Signed-off-by: Bartosz Golaszewski --- drivers/dma/qcom/bam_dma.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/dma/qcom/bam_dma.c b/drivers/dma/qcom/bam_dma.c index 8861245314b1d13c1abb78f474fd0749fea52f06..c9ae1fffe44d79c5eb59b8bbf7f147a8fa3aa0bd 100644 --- a/drivers/dma/qcom/bam_dma.c +++ b/drivers/dma/qcom/bam_dma.c @@ -58,6 +58,8 @@ struct bam_desc_hw { #define DESC_FLAG_EOB BIT(13) #define DESC_FLAG_NWD BIT(12) #define DESC_FLAG_CMD BIT(11) +#define DESC_FLAG_LOCK BIT(10) +#define DESC_FLAG_UNLOCK BIT(9) struct bam_async_desc { struct virt_dma_desc vd; @@ -113,6 +115,7 @@ struct reg_offset_data { struct bam_device_data { const struct reg_offset_data *reg_info; + bool bam_pipe_lock; }; static const struct reg_offset_data bam_v1_3_reg_info[] = { @@ -179,6 +182,7 @@ static const struct reg_offset_data bam_v1_4_reg_info[] = { static const struct bam_device_data bam_v1_4_data = { .reg_info = bam_v1_4_reg_info, + .bam_pipe_lock = true, }; static const struct reg_offset_data bam_v1_7_reg_info[] = { @@ -212,6 +216,7 @@ static const struct reg_offset_data bam_v1_7_reg_info[] = { static const struct bam_device_data bam_v1_7_data = { .reg_info = bam_v1_7_reg_info, + .bam_pipe_lock = true, }; /* BAM CTRL */ -- 2.51.0