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Date: Mon, 17 Feb 2020 14:31:48 +0800 From: Chun-Hung Wu <chun-hung.wu@...iatek.com> To: Chaotian Jing <chaotian.jing@...iatek.com>, Ulf Hansson <ulf.hansson@...aro.org>, Rob Herring <robh+dt@...nel.org>, Mark Rutland <mark.rutland@....com>, Matthias Brugger <matthias.bgg@...il.com>, Linus Walleij <linus.walleij@...aro.org>, Pavel Machek <pavel@....cz>, Kate Stewart <kstewart@...uxfoundation.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Martin Blumenstingl <martin.blumenstingl@...glemail.com>, Pan Bian <bianpan2016@....com>, Thomas Gleixner <tglx@...utronix.de>, Allison Randal <allison@...utok.net>, Mathieu Malaterre <malat@...ian.org>, Stanley Chu <stanley.chu@...iatek.com>, Kuohong Wang <kuohong.wang@...iatek.com> CC: <kernel-team@...roid.com>, <linux-kernel@...r.kernel.org>, <linux-mmc@...r.kernel.org>, <linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>, <wsd_upstream@...iatek.com>, <linux-arm-kernel@...ts.infradead.org>, Chun-Hung Wu <chun-hung.wu@...iatek.com> Subject: [PATCH 1/4] [1/4] mmc: core: expose MMC_CAP2_CQE* to dt Expose MMC_CAP2_CQE and MMC_CAP2_CQE_DCMD to host->caps2 if 1. "supports-cqe" is defined in dt and 2. "disable-cqe-dcmd" is not defined in dt. --- drivers/mmc/core/host.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c index 105b7a7..efb0dbe 100644 --- a/drivers/mmc/core/host.c +++ b/drivers/mmc/core/host.c @@ -319,6 +319,14 @@ int mmc_of_parse(struct mmc_host *host) host->caps2 |= MMC_CAP2_NO_SD; if (device_property_read_bool(dev, "no-mmc")) host->caps2 |= MMC_CAP2_NO_MMC; + if (device_property_read_bool(dev, "supports-cqe")) + host->caps2 |= MMC_CAP2_CQE; + + /* Must be after "supports-cqe" check */ + if (!device_property_read_bool(dev, "disable-cqe-dcmd")) { + if (host->caps2 & MMC_CAP2_CQE) + host->caps2 |= MMC_CAP2_CQE_DCMD; + } /* Must be after "non-removable" check */ if (device_property_read_u32(dev, "fixed-emmc-driver-type", &drv_type) == 0) { -- 1.9.1
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