summaryrefslogtreecommitdiff
path: root/drivers/scsi
diff options
context:
space:
mode:
authorStanley Chu <stanley.chu@mediatek.com>2020-01-11 15:11:47 +0800
committerMartin K. Petersen <martin.petersen@oracle.com>2020-01-15 22:23:13 -0500
commitea92c32bd336efba89c5b09cf609e6e26e963796 (patch)
treeff972c9d58534679587bbd9ed55750a3773e5501 /drivers/scsi
parentc40ad6b7fcd35bc4d36db820c7737e1aa18d5d41 (diff)
scsi: ufs-mediatek: add apply_dev_quirks variant operation
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>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/ufs/ufs-mediatek.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index 41f80eeada46..8d999c0e60fe 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -16,6 +16,7 @@
#include "ufshcd.h"
#include "ufshcd-pltfrm.h"
+#include "ufs_quirks.h"
#include "unipro.h"
#include "ufs-mediatek.h"
@@ -405,6 +406,15 @@ 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
*
@@ -417,6 +427,7 @@ 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,
.device_reset = ufs_mtk_device_reset,