diff options
| author |   Yaniv Gardi <ygardi@codeaurora.org> | 2016-03-10 17:37:20 +0200 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2016-03-14 21:04:45 -0400 |
| commit | f37aabcf58202e65db3035b1b360d856dd378ee2 (patch) | |
| tree | acc36ed984b588c2b88b3ff72cffd277d9f082ff /drivers/scsi/ufs/ufshcd.h | |
| parent | scsi: ufs-qcom: set PA_Local_TX_LCC_Enable before link startup (diff) | |
| download | linux-dev-f37aabcf58202e65db3035b1b360d856dd378ee2.tar.xz linux-dev-f37aabcf58202e65db3035b1b360d856dd378ee2.zip | |
scsi: ufs-qcom: enable/disable the device ref clock
This change enables the device ref clock before changing to HS mode
and disables it if entered to PWM mode.
Reviewed-by: Gilad Broner <gbroner@codeaurora.org>
Signed-off-by: Yaniv Gardi <ygardi@codeaurora.org>
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 | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 41d9bfd17fac..4bb65669f052 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -54,6 +54,7 @@ #include <linux/clk.h> #include <linux/completion.h> #include <linux/regulator/consumer.h> +#include "unipro.h" #include <asm/irq.h> #include <asm/byteorder.h> @@ -689,6 +690,14 @@ static inline int ufshcd_dme_peer_get(struct ufs_hba *hba, int ufshcd_read_device_desc(struct ufs_hba *hba, u8 *buf, u32 size); +static inline bool ufshcd_is_hs_mode(struct ufs_pa_layer_attr *pwr_info) +{ + return (pwr_info->pwr_rx == FAST_MODE || + pwr_info->pwr_rx == FASTAUTO_MODE) && + (pwr_info->pwr_tx == FAST_MODE || + pwr_info->pwr_tx == FASTAUTO_MODE); +} + #define ASCII_STD true int ufshcd_read_string_desc(struct ufs_hba *hba, int desc_index, u8 *buf, |