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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
	Bart Van Assche <bvanassche@acm.org>,
	"Martin K . Petersen" <martin.petersen@oracle.com>,
	Asutosh Das <asutoshd@codeaurora.org>,
	Avri Altman <avri.altman@wdc.com>, Can Guo <cang@codeaurora.org>,
	linux-mediatek@lists.infradead.org,
	Alim Akhtar <alim.akhtar@samsung.com>,
	linux-scsi@vger.kernel.org,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Stanley Chu <stanley.chu@mediatek.com>,
	linux-arm-kernel@lists.infradead.org,
	Bean Huo <beanhuo@micron.com>
Subject: [PATCH AUTOSEL 5.4 328/459] scsi: ufs-mediatek: add apply_dev_quirks variant operation
Date: Fri, 14 Feb 2020 10:59:38 -0500
Message-ID: <20200214160149.11681-328-sashal@kernel.org> (raw)
In-Reply-To: <20200214160149.11681-1-sashal@kernel.org>

From: Stanley Chu <stanley.chu@mediatek.com>

[ Upstream commit ea92c32bd336efba89c5b09cf609e6e26e963796 ]

Add vendor-specific variant callback "apply_dev_quirks" to MediaTek UFS
driver.

Cc: Alim Akhtar <alim.akhtar@samsung.com>
Cc: Asutosh Das <asutoshd@codeaurora.org>
Cc: Avri Altman <avri.altman@wdc.com>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Bean Huo <beanhuo@micron.com>
Cc: Can Guo <cang@codeaurora.org>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Link: https://lore.kernel.org/r/1578726707-6596-3-git-send-email-stanley.chu@mediatek.com
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Bean Huo <beanhuo@micron.com>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/scsi/ufs/ufs-mediatek.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index 0f6ff33ce52ee..d4a8be5ffd528 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -13,6 +13,7 @@
 
 #include "ufshcd.h"
 #include "ufshcd-pltfrm.h"
+#include "ufs_quirks.h"
 #include "unipro.h"
 #include "ufs-mediatek.h"
 
@@ -286,6 +287,15 @@ static int ufs_mtk_resume(struct ufs_hba *hba, enum ufs_pm_op pm_op)
 	return 0;
 }
 
+static int ufs_mtk_apply_dev_quirks(struct ufs_hba *hba,
+				    struct ufs_dev_desc *card)
+{
+	if (card->wmanufacturerid == UFS_VENDOR_SAMSUNG)
+		ufshcd_dme_set(hba, UIC_ARG_MIB(PA_TACTIVATE), 6);
+
+	return 0;
+}
+
 /**
  * struct ufs_hba_mtk_vops - UFS MTK specific variant operations
  *
@@ -298,6 +308,7 @@ static struct ufs_hba_variant_ops ufs_hba_mtk_vops = {
 	.setup_clocks        = ufs_mtk_setup_clocks,
 	.link_startup_notify = ufs_mtk_link_startup_notify,
 	.pwr_change_notify   = ufs_mtk_pwr_change_notify,
+	.apply_dev_quirks    = ufs_mtk_apply_dev_quirks,
 	.suspend             = ufs_mtk_suspend,
 	.resume              = ufs_mtk_resume,
 };
-- 
2.20.1


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Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20200214160149.11681-1-sashal@kernel.org>
2020-02-14 15:55 ` [PATCH AUTOSEL 5.4 079/459] scsi: ufs: Fix ufshcd_probe_hba() reture value in case ufshcd_scsi_add_wlus() fails Sasha Levin
2020-02-14 15:57 ` [PATCH AUTOSEL 5.4 212/459] drm/mediatek: handle events when enabling/disabling crtc Sasha Levin
2020-02-14 15:58 ` [PATCH AUTOSEL 5.4 270/459] drm/mediatek: Add gamma property according to hardware capability Sasha Levin
2020-02-14 15:59 ` [PATCH AUTOSEL 5.4 327/459] scsi: ufs: pass device information to apply_dev_quirks Sasha Levin
2020-02-14 15:59 ` Sasha Levin [this message]

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