From patchwork Thu Oct 17 01:58:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Damien Le Moal X-Patchwork-Id: 13839283 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 53B7FF4ED; Thu, 17 Oct 2024 01:58:56 +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=1729130336; cv=none; b=Yx43gB0bhct5X1MiTWJYbljE0i6VBxGdHb4HXH60zPPIeQH+o8FGPOTuRGVNrK+Yt2GxwXxY0Z6j/7HfpY0bIbKZxrbxjQiCRU/o8IepoH13IHvFOG+2D/2ypFpUCJ0iS8LGZD8P7hCcH1fVzxvRN5oLOzPbnS0fGSFpGahthhA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729130336; c=relaxed/simple; bh=zQqRrc/dvgOEU1I54D/JpkTrW4JiU5wFmnUl/V52Wko=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IMRU8rw45wcQxMWu2vT+nhlKL5uGSdj33Z/Bl6lZkfXmAqi0F4J3wTRoiacSLamxMGBbi0TtZictXt/KjG33k2tRXrXfSnJEKqq8Q/Q8fsdkeRPm5/DM2kgCE1MkybF5kPijOjsx9y5M4PyjcxAw0IYloitpomVjLCMneDUWAaY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hIMvmO3x; 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="hIMvmO3x" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7D6B0C4CECF; Thu, 17 Oct 2024 01:58:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729130336; bh=zQqRrc/dvgOEU1I54D/JpkTrW4JiU5wFmnUl/V52Wko=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hIMvmO3xsvyiCZx6PkUhTJPk6j51/4/b9Tl3axx/A84NhFbWRIqePt2QA4rQKB537 AZ0Nn/b5GbLNb4b+Ty3mD/YGM2unwWyX5xMrAVP/1+46poFyxoUWtwfDcsZH+21H4k ugRqPGGSP+TtvSi9rzeGzQx9n9LLdSb/+dKo3yRqnK0S5ID1KomKr/OT2eX2xqAS8e pucvPqWC+Nu2X8y8rdB4FaYcv1j7CJfsn3x8fAesKo4w2GtsTJndLyegaY448ufzsl wMg9V4ZaBhrudm4R1IPgOCwhfT1o5qKPehT32FqlVhTWAWSF8VzpteYBbVO8nOjYeJ rA86ETS6Ysgaw== From: Damien Le Moal To: Manivannan Sadhasivam , Lorenzo Pieralisi , Kishon Vijay Abraham I , Shawn Lin , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Bjorn Helgaas , linux-pci@vger.kernel.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner , devicetree@vger.kernel.org Cc: linux-rockchip@lists.infradead.org, Rick Wertenbroek , Niklas Cassel Subject: [PATCH v5 02/14] PCI: rockchip-ep: Use a macro to define EP controller .align feature Date: Thu, 17 Oct 2024 10:58:37 +0900 Message-ID: <20241017015849.190271-3-dlemoal@kernel.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241017015849.190271-1-dlemoal@kernel.org> References: <20241017015849.190271-1-dlemoal@kernel.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Introduce the macro ROCKCHIP_PCIE_AT_SIZE_ALIGN to initialize the .align field of the controller epc_features structure to 256. This is defined as a shift using the macro ROCKCHIP_PCIE_AT_MIN_NUM_BITS (to avoid using the "magic" value 8 directly). Signed-off-by: Damien Le Moal Reviewed-by: Manivannan Sadhasivam --- drivers/pci/controller/pcie-rockchip-ep.c | 2 +- drivers/pci/controller/pcie-rockchip.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c index 27a7febb74e0..5a07084fb7c4 100644 --- a/drivers/pci/controller/pcie-rockchip-ep.c +++ b/drivers/pci/controller/pcie-rockchip-ep.c @@ -446,7 +446,7 @@ static const struct pci_epc_features rockchip_pcie_epc_features = { .linkup_notifier = false, .msi_capable = true, .msix_capable = false, - .align = 256, + .align = ROCKCHIP_PCIE_AT_SIZE_ALIGN, }; static const struct pci_epc_features* diff --git a/drivers/pci/controller/pcie-rockchip.h b/drivers/pci/controller/pcie-rockchip.h index 15ee949f2485..02368ce9bd54 100644 --- a/drivers/pci/controller/pcie-rockchip.h +++ b/drivers/pci/controller/pcie-rockchip.h @@ -248,6 +248,7 @@ #define ROCKCHIP_PCIE_AT_MIN_NUM_BITS 8 #define ROCKCHIP_PCIE_AT_MAX_NUM_BITS 20 +#define ROCKCHIP_PCIE_AT_SIZE_ALIGN (1UL << ROCKCHIP_PCIE_AT_MIN_NUM_BITS) #define ROCKCHIP_PCIE_AT_IB_EP_FUNC_BAR_ADDR0(fn, bar) \ (PCIE_CORE_AXI_CONF_BASE + 0x0828 + (fn) * 0x0040 + (bar) * 0x0008)