Return-path: Received: from mail-bn3nam01on0111.outbound.protection.outlook.com ([104.47.33.111]:40304 "EHLO NAM01-BN3-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750957AbdLAH4I (ORCPT ); Fri, 1 Dec 2017 02:56:08 -0500 Date: Fri, 1 Dec 2017 01:55:50 -0600 From: Chi-Hsien Lin To: linux-wireless@vger.kernel.org Cc: Kalle Valo , brcm80211-dev-list@cypress.com, brcm80211-dev-list.pdl@broadcom.com, arend.vanspriel@broadcom.com, franky.lin@broadcom.com, hante.meuleman@broadcom.com, Wright Feng , Stanley Hsu Subject: [PATCH] brcmfmac: Add sg parameters dts parsing Message-ID: <20171201075542.GA31376@aremote07.aus.cypress.com> (sfid-20171201_085632_716102_4FAAA70E) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-wireless-owner@vger.kernel.org List-ID: broken_sg_support, sd_head_align, and sd_sgentry_align are used in brcmfmac code but not configurable in dts file. Add the parsing logic. Now they can be configured like below in dts: brcm,broken_sg_support; brcm,sd_head_align = /bits/ 16 <4>; brcm,sd_sgentry_align = /bits/ 16 <4>; Signed-off-by: Chi-hsien Lin --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c index aee6e59..023f8ea 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c @@ -30,14 +30,22 @@ void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, struct device_node *np = dev->of_node; int irq; u32 irqf; - u32 val; + u32 val32; + u16 val16; if (!np || bus_type != BRCMF_BUSTYPE_SDIO || !of_device_is_compatible(np, "brcm,bcm4329-fmac")) return; - if (of_property_read_u32(np, "brcm,drive-strength", &val) == 0) - sdio->drive_strength = val; + if (of_property_read_u32(np, "brcm,drive-strength", &val32) == 0) + sdio->drive_strength = val32; + + sdio->broken_sg_support = of_property_read_bool(np, + "brcm,broken_sg_support"); + if (of_property_read_u16(np, "brcm,sd_head_align", &val16) == 0) + sdio->sd_head_align = val16; + if (of_property_read_u16(np, "brcm,sd_sgentry_align", &val16) == 0) + sdio->sd_sgentry_align = val16; /* make sure there are interrupts defined in the node */ if (!of_find_property(np, "interrupts", NULL)) -- 2.1.0