leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

scsi: ufs-mediatek: configure customized auto-hibern8 timer

Browse Source 
Configure customized auto-hibern8 timer in MediaTek Chipsets.

Cc: Alim Akhtar <alim.akhtar@samsung.com>
Cc: Avri Altman <avri.altman@wdc.com>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Bean Huo <beanhuo@micron.com>
Cc: Can Guo <cang@codeaurora.org>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Link: https://lore.kernel.org/r/1577683950-1702-6-git-send-email-stanley.chu@mediatek.com
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Stanley Chu 2019-12-30 13:32:29 +08:00 committed by Martin K. Petersen
parent ba7af5ec51
commit 8588c6b032
1 changed files with 8 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/scsi/ufs/ufs-mediatek.c
View File

@ -7,6 +7,7 @@
*/
#include <linux/arm-smccc.h>
#include <linux/bitfield.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/phy/phy.h>
@ -305,6 +306,13 @@ static int ufs_mtk_post_link(struct ufs_hba *hba)
/* enable unipro clock gating feature */
ufs_mtk_cfg_unipro_cg(hba, true);
/* configure auto-hibern8 timer to 10ms */
if (ufshcd_is_auto_hibern8_supported(hba)) {
ufshcd_auto_hibern8_update(hba,
FIELD_PREP(UFSHCI_AHIBERN8_TIMER_MASK, 10) |
FIELD_PREP(UFSHCI_AHIBERN8_SCALE_MASK, 3));
}
return 0;
}