From nobody Fri Sep 20 04:09:31 2024 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 CB0584A01; Thu, 15 Feb 2024 00:50:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707958206; cv=none; b=ptDmSlE/nUcJSI2U4sQiN+Z6ubusHZdirGvODMKSyYuPr/VEE9bVM/H9ZqMSXtkvwIbcqhrW5U24HTURCV7RTDD04cc1Me9Z2Nu12LP8ZgxNTvO7VcFeq3tjRACNXm+aoU+V6mudm8WHtvjAv8fkqALF1INR9lMTEdWL6U6pUus= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707958206; c=relaxed/simple; bh=BIeHFKJRxR/tz+Sb8qGs+H0wGg4wyyBVsQF9o4cfHQk=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=KpprnHaHWaepZSw+do+SrrIkiohkLclsHbGkCibQtOSjPjMcWOgfNxYeMQ//PIpYx2r6QfZqgiDpCUseSBTi6pSqOiWZzSWk8JE9FeGLcPulLlgsy4GpSP23EwXTdYVHfH8yg2R6JnTcN9u9P5zqevPt0gQLvla6eZ23tGdjhD8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Y4SrMWPn; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Y4SrMWPn" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5A4F4C43399; Thu, 15 Feb 2024 00:50:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707958206; bh=BIeHFKJRxR/tz+Sb8qGs+H0wGg4wyyBVsQF9o4cfHQk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Y4SrMWPnJV/p3bkb6Gqik+U8yVgMiHSaXZ2VoWYqDv4tEPx1IplKfi+xQ9JU6c7aN IhoGPmnD1tv6m4jNlkwm3zx4N+H5phQSJ2R29PMi58bklwg+DxKDGF2MlkIuYaXmCy e+O3y4IRXhgCCXxQMnK98rVo+JuRmvV8SVK8d7evJaQoLGBPFBdjobgmJnMpQqYsqD 3Ecyx2IoAIROaYYLuYf0eiClE6h0LkrM8jyEZuHGj/vLxfKU/0KcyXxpkYmMBwvMfq P8i+QjTcFM2JPbVup8YBrwDJF4Lzmg0v3iXw5IYb1LtfATbe8EZCSMqlX89QN70CY/ Or9UNM/yIQifA== From: Chun-Kuang Hu To: Matthias Brugger , AngeloGioacchino Del Regno , Mauro Carvalho Chehab , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Cc: Chun-Kuang Hu Subject: [PATCH 2/9] soc: mediatek: cmdq: Add parameter shift_pa to cmdq_pkt_jump() Date: Thu, 15 Feb 2024 00:49:24 +0000 Message-Id: <20240215004931.3808-3-chunkuang.hu@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240215004931.3808-1-chunkuang.hu@kernel.org> References: <20240215004931.3808-1-chunkuang.hu@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" In original design, cmdq_pkt_jump() call cmdq_get_shift_pa() every time to get shift_pa. But the shift_pa is constant value for each SoC, so client driver just need to call cmdq_get_shift_pa() once and pass shift_pa to cmdq_pkt_jump() to prevent frequent function call. Signed-off-by: Chun-Kuang Hu --- drivers/soc/mediatek/mtk-cmdq-helper.c | 5 ++--- include/linux/soc/mediatek/mtk-cmdq.h | 6 ++++-- 2 files changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/= mtk-cmdq-helper.c index 67e17974d1e6..ed4ef95adf5b 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -348,14 +348,13 @@ int cmdq_pkt_assign(struct cmdq_pkt *pkt, u16 reg_idx= , u32 value) } EXPORT_SYMBOL(cmdq_pkt_assign); =20 -int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr) +int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr, u8 shift_pa) { struct cmdq_instruction inst =3D {}; =20 inst.op =3D CMDQ_CODE_JUMP; inst.offset =3D CMDQ_JUMP_RELATIVE; - inst.value =3D addr >> - cmdq_get_shift_pa(((struct cmdq_client *)pkt->cl)->chan); + inst.value =3D addr >> shift_pa; return cmdq_pkt_append_command(pkt, inst); } EXPORT_SYMBOL(cmdq_pkt_jump); diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/medi= atek/mtk-cmdq.h index 6c42d817d368..6215191a328d 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -238,10 +238,12 @@ int cmdq_pkt_assign(struct cmdq_pkt *pkt, u16 reg_idx= , u32 value); * a physical address which should contains more instruction. * @pkt: the CMDQ packet * @addr: physical address of target instruction buffer + * @shift_pa: shift bits of physical address in CMDQ instruction. This val= ue + * is got by cmdq_get_shift_pa(). * * Return: 0 for success; else the error code is returned */ -int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr); +int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr, u8 shift_pa); =20 /** * cmdq_pkt_finalize() - Append EOC and jump command to pkt. @@ -339,7 +341,7 @@ static inline int cmdq_pkt_assign(struct cmdq_pkt *pkt,= u16 reg_idx, u32 value) return -EINVAL; } =20 -static inline int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr) +static inline int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr, u8 = shift_pa) { return -EINVAL; } --=20 2.34.1