lkml.org 
[lkml]   [2019]   [Dec]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH v1 5/6] scsi: ufs-mediatek: configure customized auto-hibern8 timer
    Date
    Configure customized auto-hibern8 timer in MediaTek Chipsets.

    Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
    Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
    ---
    drivers/scsi/ufs/ufs-mediatek.c | 8 ++++++++
    1 file changed, 8 insertions(+)

    diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
    index 690483c78212..71e2e0e4ea11 100644
    --- a/drivers/scsi/ufs/ufs-mediatek.c
    +++ b/drivers/scsi/ufs/ufs-mediatek.c
    @@ -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>
    @@ -300,6 +301,13 @@ 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;
    }

    --
    2.18.0
    \
     
     \ /
      Last update: 2019-12-20 09:37    [W:7.739 / U:0.216 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site