From nobody Tue Feb 10 16:44:14 2026 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 CA8F534F261; Thu, 13 Nov 2025 12:22:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763036572; cv=none; b=amKufdECWL11ty/5jkgGXF7p7nw+LXJhw2xrPcmlfl3cLvCF9FLhKt00WgbLjgE4JsrAIoyZBq/6y95fqCiPJFC7MelqDwlbPA3+q/COw8gMksX8ZMZauK4E57Gsv3bMwPMWu3aCK9YCedHQ2ZQWLPRpt7IFNfp9DwcgR7uQXJY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763036572; c=relaxed/simple; bh=DGRoafYf75LyiDgJC7aeQ1lFqtCY6dpeDmoD5LwAHNM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ctT5m69wRo48vHr9zWp4XfIP4xbX9sGN2AYrgzwiEZFDTW/Y7SE1cUe+iIcL6PfUf776ZYnV6jyprqi5qU12cpG09K5sdTfrmZTqtJC7qqXhJW+qBBN+PFGNuSTdv6FTFqRy+rhqfX+QioCUVAmwYXPJwtnGzeFSihGDWn1cF8Y= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=Z5N3z00g; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="Z5N3z00g" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1763036562; bh=DGRoafYf75LyiDgJC7aeQ1lFqtCY6dpeDmoD5LwAHNM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Z5N3z00gKxPzdfpINYTnKSo4FKp3DoJEr8ZFxLiwVrTrRwB8YOV1wClPNwTJnXJzR HVTQIOPAokq+lgFhKwJxOqtYQemv6A9r2V15H1fHY2DWRLeb+SjxRdXNNO7E6iGSfk j3fRVMdZ3cTk5VF06aJEfCnlsVkCrTTTQphCHbnICa+IiEe/bFI1MsWAzjaq24deX2 ZozRybKH97Culkmvt/baAsENSENu9PMOOyFuHRd7MZH3GvnrsseLachfdsNjp+ePSD zY23S/dWBLqd8A7Sx7QvR8SW42JFkAWcZSeBF9ChYSl+LlXiDvke5TPQVoexpA2OxW 2hf8+ftYP+zJw== Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by bali.collaboradmins.com (Postfix) with ESMTPSA id F153D17E1401; Thu, 13 Nov 2025 13:22:41 +0100 (CET) From: AngeloGioacchino Del Regno To: dmaengine@vger.kernel.org Cc: sean.wang@mediatek.com, vkoul@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, long.cheng@mediatek.com, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@collabora.com Subject: [PATCH 6/8] dmaengine: mediatek: mtk-uart-apdma: Rename support_33bits to support_ext_addr Date: Thu, 13 Nov 2025 13:22:27 +0100 Message-ID: <20251113122229.23998-7-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.51.1 In-Reply-To: <20251113122229.23998-1-angelogioacchino.delregno@collabora.com> References: <20251113122229.23998-1-angelogioacchino.delregno@collabora.com> 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 preparation for adding support for SoCs with APDMA IP versions supporting more than 33 bits addressing, rename the support_33bits variable to support_ext_addr to signal support for extended, above 4GB, addressing. This change is cosmetic only, and brings no functional differences. Signed-off-by: AngeloGioacchino Del Regno --- drivers/dma/mediatek/mtk-uart-apdma.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/m= tk-uart-apdma.c index 2398b440b12a..802a4d6c11fa 100644 --- a/drivers/dma/mediatek/mtk-uart-apdma.c +++ b/drivers/dma/mediatek/mtk-uart-apdma.c @@ -77,7 +77,7 @@ struct mtk_uart_apdmadev { struct dma_device ddev; struct clk *clk; - bool support_33bits; + bool support_ext_addr; unsigned int dma_requests; }; =20 @@ -148,7 +148,7 @@ static void mtk_uart_apdma_start_tx(struct mtk_chan *c) mtk_uart_apdma_write(c, VFF_WPT, 0); mtk_uart_apdma_write(c, VFF_INT_FLAG, VFF_TX_INT_CLR_B); =20 - if (mtkd->support_33bits) + if (mtkd->support_ext_addr) mtk_uart_apdma_write(c, VFF_ADDR2, upper_32_bits(d->addr)); } =20 @@ -191,7 +191,7 @@ static void mtk_uart_apdma_start_rx(struct mtk_chan *c) mtk_uart_apdma_write(c, VFF_RPT, 0); mtk_uart_apdma_write(c, VFF_INT_FLAG, VFF_RX_INT_CLR_B); =20 - if (mtkd->support_33bits) + if (mtkd->support_ext_addr) mtk_uart_apdma_write(c, VFF_ADDR2, upper_32_bits(d->addr)); } =20 @@ -297,7 +297,7 @@ static int mtk_uart_apdma_alloc_chan_resources(struct d= ma_chan *chan) goto err_pm; } =20 - if (mtkd->support_33bits) + if (mtkd->support_ext_addr) mtk_uart_apdma_write(c, VFF_ADDR2, VFF_ADDR2_CLR_B); =20 err_pm: @@ -495,7 +495,7 @@ static int mtk_uart_apdma_probe(struct platform_device = *pdev) =20 bit_mask =3D (unsigned int)(uintptr_t)of_device_get_match_data(&pdev->dev= ); if (bit_mask > 32) - mtkd->support_33bits =3D true; + mtkd->support_ext_addr =3D true; =20 rc =3D dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(bit_mask)); if (rc) --=20 2.51.1