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scsi: ufs-mediatek: add apply_dev_quirks variant operation 

[ Upstream commit ea92c32bd3 ]

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>
5.4-rM2-2.2.x-imx-squashed
Stanley Chu 2020-01-11 15:11:47 +08:00 committed by Greg Kroah-Hartman
parent 4fa2dd4eeb
commit 12b685be50
1 changed files with 11 additions and 0 deletions
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11
drivers/scsi/ufs/ufs-mediatek.c
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@ -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,
};