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Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vfjNh-00000007atG-2jmO; Tue, 13 Jan 2026 18:44:41 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vfjNg-00000007at7-2Ajb; Tue, 13 Jan 2026 18:44:40 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 2A8F76000A; Tue, 13 Jan 2026 18:44:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AC54FC116C6; Tue, 13 Jan 2026 18:44:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768329878; bh=guH+X5X5Zw5RK4+z7WReUiSq/PEpKm6VSIBaw1TF1Wk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=mJ/epLMx61KYA6qPjpRXqerwQQ3NcjyRncy5NLUppRcvNbs2ALyBM6FjEhD9uCvW2 eg+DxvUNeugL74YCHEYOOv4VS+A/BfA6G/dMZqmg4UIxaOswYQMpqwbpy7mH2VJssd pryhg1yTNddK0bWY9Uq9gE7ggwr1D0Kf4ak8pCyjAuuQxjtChOyO00kugpRuZ29n40 WzTS8Cd0E4qQJrBcO9qMgrhYRyavxl9eWt+/iAY5yX2qEdebOKThI+hfkrhzfqh5HQ VQ0q4gLY53Z/GZ66GOvRjkXfxIKgJEY7/T6uorHk2QfWRmmEUeUhwAT/SFYMOSF+KF 80DfzL+JVf/oA== Date: Tue, 13 Jan 2026 19:44:25 +0100 From: Niklas Cassel To: Koichiro Den Cc: jingoohan1@gmail.com, mani@kernel.org, lpieralisi@kernel.org, kwilczynski@kernel.org, robh@kernel.org, bhelgaas@google.com, vigneshr@ti.com, s-vadapalli@ti.com, hongxing.zhu@nxp.com, l.stach@pengutronix.de, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, minghuan.Lian@nxp.com, mingkai.hu@nxp.com, roy.zang@nxp.com, jesper.nilsson@axis.com, heiko@sntech.de, srikanth.thokala@intel.com, marek.vasut+renesas@gmail.com, yoshihiro.shimoda.uh@renesas.com, geert+renesas@glider.be, magnus.damm@gmail.com, christian.bruel@foss.st.com, mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com, thierry.reding@gmail.com, jonathanh@nvidia.com, hayashi.kunihiko@socionext.com, mhiramat@kernel.org, kishon@kernel.org, jirislaby@kernel.org, rongqianfeng@vivo.com, 18255117159@163.com, shawn.lin@rock-chips.com, nicolas.frattaroli@collabora.com, linux.amoon@gmail.com, vidyas@nvidia.com, Frank.Li@nxp.com, linux-omap@vger.kernel.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@axis.com, linux-rockchip@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-tegra@vger.kernel.org Subject: Re: [PATCH v7 4/6] PCI: dwc: Advertise dynamic inbound mapping support Message-ID: References: <20260113162719.3710268-1-den@valinux.co.jp> <20260113162719.3710268-5-den@valinux.co.jp> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20260113162719.3710268-5-den@valinux.co.jp> X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org On Wed, Jan 14, 2026 at 01:27:17AM +0900, Koichiro Den wrote: > The DesignWare EP core has supported updating the inbound iATU mapping > for an already configured BAR (i.e. allowing pci_epc_set_bar() to be > called again without a prior pci_epc_clear_bar()) since > commit 4284c88fff0e ("PCI: designware-ep: Allow pci_epc_set_bar() update > inbound map address"). > > Now that the EPC layer exposes this capability via the > dynamic_inbound_mapping feature bit, set the bit centrally in the > DesignWare EP layer so that all DWC-based EP glue drivers report it > consistently, without duplicating the same flag in each individual > driver. > > No functional change intended. This only advertises existing behavior to > EPF drivers. > > Suggested-by: Niklas Cassel > Signed-off-by: Koichiro Den > --- Reviewed-by: Niklas Cassel _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip