diff options
| author | Stanley Chu | 2020-02-07 15:03:57 +0800 |
|---|---|---|
| committer | Martin K. Petersen | 2020-02-12 19:27:16 -0500 |
| commit | 984eaac133e3d6d993ffd4de9e4bdc2c94de742b (patch) | |
| tree | 62e9cfba274cf9274b6ebb9f284b4ede3c3a3ee5 /drivers/scsi/ufs/ufshcd.h | |
| parent | 618b4d07a4420ca9f01837f183ce7b1ac0b31307 (diff) | |
scsi: ufs: introduce common function to disable host TX LCC
Many vendors would like to disable host TX LCC during initialization
flow. Introduce a common function for all users to make drivers easier to
read and maintained. This patch does not change any functionality.
Link: https://lore.kernel.org/r/20200207070357.17169-3-stanley.chu@mediatek.com
Reviewed-by: Can Guo <cang@codeaurora.org>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.h')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 81c71a3e3474..8f516b205c32 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -914,6 +914,11 @@ static inline bool ufshcd_is_hs_mode(struct ufs_pa_layer_attr *pwr_info) pwr_info->pwr_tx == FASTAUTO_MODE); } +static inline int ufshcd_disable_host_tx_lcc(struct ufs_hba *hba) +{ + return ufshcd_dme_set(hba, UIC_ARG_MIB(PA_LOCAL_TX_LCC_ENABLE), 0); +} + /* Expose Query-Request API */ int ufshcd_query_descriptor_retry(struct ufs_hba *hba, enum query_opcode opcode, |