linux-kernel - [PATCH 1/2] mmc: mmci: introduce a quirks property into variant struct

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Date:   Thu, 21 Feb 2019 11:10:50 +0100
From:   Ludovic Barre <ludovic.Barre@...com>
To:     Ulf Hansson <ulf.hansson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
CC:     <srinivas.kandagatla@...aro.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-mmc@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        Ludovic Barre <ludovic.barre@...com>
Subject: [PATCH 1/2] mmc: mmci: introduce a quirks property into variant struct

From: Ludovic Barre <ludovic.barre@...com>

This patch introduces a bitmap of hardware quirks that require
some special action. This should reduce the number of boolean
into variant structure.

Signed-off-by: Ludovic Barre <ludovic.barre@...com>
---
 drivers/mmc/host/mmci.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h
index 14df810..474f4fa 100644
--- a/drivers/mmc/host/mmci.h
+++ b/drivers/mmc/host/mmci.h
@@ -307,6 +307,7 @@ struct mmci_host;
  * @opendrain: bitmask identifying the OPENDRAIN bit inside MMCIPOWER register
  * @dma_lli: true if variant has dma link list feature.
  * @stm32_idmabsize_mask: stm32 sdmmc idma buffer size.
+ * @quirks: A bitmap of hardware quirks that require some special action.
  */
 struct variant_data {
 	unsigned int		clkreg;
@@ -352,6 +353,7 @@ struct variant_data {
 	u32			opendrain;
 	u8			dma_lli:1;
 	u32			stm32_idmabsize_mask;
+	u32			quirks;
 	void (*init)(struct mmci_host *host);
 };
 
-- 
2.7.4