diff options
| author | Asutosh Das <quic_asutoshd@quicinc.com> | 2023-01-13 12:48:43 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-01-13 21:03:37 -0500 |
| commit | 7224c806876e46cfaf46b1c90da8d5c2e1f2108f (patch) | |
| tree | f70fed34f15b3333b9a4d069b3bb54ea0ee46e0b /include/ufs/ufs.h | |
| parent | c263b4ef737e622e2a908c58ca4bb68a89376387 (diff) | |
scsi: ufs: core: mcq: Calculate queue depth
The UFS device defines the supported queuedepth by bqueuedepth which has a
max value of 256. The HC defines MAC (Max Active Commands) that defines
the max number of commands that in flight to the UFS device. Calculate and
configure the nutrs based on both these values.
Co-developed-by: Can Guo <quic_cang@quicinc.com>
Signed-off-by: Can Guo <quic_cang@quicinc.com>
Signed-off-by: Asutosh Das <quic_asutoshd@quicinc.com>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'include/ufs/ufs.h')
| -rw-r--r-- | include/ufs/ufs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/ufs/ufs.h b/include/ufs/ufs.h index bea7b2086a4a..4e8d6240e589 100644 --- a/include/ufs/ufs.h +++ b/include/ufs/ufs.h @@ -617,6 +617,8 @@ struct ufs_dev_info { u8 *model; u16 wspecversion; u32 clk_gating_wait_us; + /* Stores the depth of queue in UFS device */ + u8 bqueuedepth; /* UFS HPB related flag */ bool hpb_enabled; |