UFS Multi-Circular Queue (MCQ) has been added in UFSHCI v4.0 to improve storage performance. This patch series is a RFC implementation of this. This is the initial driver implementation and it has been verified by booting on an emulation platform. During testing, all low power modes were disabled and it was in HS-G1 mode. Please take a look and let us know your thoughts. Asutosh Das (1): scsi: ufs: Add Multi-Circular Queue support Can Guo (1): scsi: ufs-qcom: Implement three CMQ related vops drivers/ufs/core/Makefile | 2 +- drivers/ufs/core/ufs-mcq.c | 555 ++++++++++++++++++++++++++++++++++++++++++++ drivers/ufs/core/ufshcd.c | 362 ++++++++++++++++++++--------- drivers/ufs/host/ufs-qcom.c | 116 +++++++++ drivers/ufs/host/ufs-qcom.h | 2 + include/ufs/ufs.h | 1 + include/ufs/ufshcd.h | 231 +++++++++++++++++- include/ufs/ufshci.h | 89 +++++++ 8 files changed, 1251 insertions(+), 107 deletions(-) create mode 100644 drivers/ufs/core/ufs-mcq.c -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
