Messages in this thread Patch in this message | | | From | Yaniv Gardi <> | Subject | [PATCH v1 08/17] scsi: ufs: split broken LCC quirk | Date | Sun, 13 Sep 2015 17:52:48 +0300 |
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Currently when UFSHCD_BROKEN_LCC quirk is defined, LCC is getting disabled on both host and device side but there could be a need where we don't want to disable the LCC on both side hence this change splits the quirk in 2 parts one for host and one for device.
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org> Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org>
--- drivers/scsi/ufs/ufshcd.c | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 0803a89..411ec17 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -3048,6 +3048,11 @@ static int ufshcd_disable_tx_lcc(struct ufs_hba *hba, bool peer) return err; } +static inline int ufshcd_disable_host_tx_lcc(struct ufs_hba *hba) +{ + return ufshcd_disable_tx_lcc(hba, false); +} + static inline int ufshcd_disable_device_tx_lcc(struct ufs_hba *hba) { return ufshcd_disable_tx_lcc(hba, true); @@ -3095,6 +3100,12 @@ static int ufshcd_link_startup(struct ufs_hba *hba) goto out; } + if (hba->dev_quirks & UFS_DEVICE_QUIRK_BROKEN_LCC) { + ret = ufshcd_disable_host_tx_lcc(hba); + if (ret) + goto out; + } + /* Include any host controller configuration via UIC commands */ ret = ufshcd_vops_link_startup_notify(hba, POST_CHANGE); if (ret) -- 1.8.5.2 -- QUALCOMM ISRAEL, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
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