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scsi: ufs: ufs-qcom: Enable TX Equalization

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Enable TX Equalization for hosts with HW version 0x7 and onwards.

Reviewed-by: Bean Huo <beanhuo@micron.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Can Guo <can.guo@oss.qualcomm.com>
Reviewed-by: Peter Wang <peter.wang@mediatek.com>
Link: https://patch.msgid.link/20260325152154.1604082-13-can.guo@oss.qualcomm.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Can Guo 2026-03-25 08:21:54 -07:00 committed by Martin K. Petersen
parent 16cbdc8308
commit 57b7943fd8
1 changed files with 5 additions and 0 deletions
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5
drivers/ufs/host/ufs-qcom.c
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@ -1384,6 +1384,8 @@ static void ufs_qcom_set_host_caps(struct ufs_hba *hba)
static void ufs_qcom_set_caps(struct ufs_hba *hba)
{
struct ufs_qcom_host *host = ufshcd_get_variant(hba);
hba->caps |= UFSHCD_CAP_CLK_GATING | UFSHCD_CAP_HIBERN8_WITH_CLK_GATING;
hba->caps |= UFSHCD_CAP_CLK_SCALING | UFSHCD_CAP_WB_WITH_CLK_SCALING;
hba->caps |= UFSHCD_CAP_AUTO_BKOPS_SUSPEND;
@ -1391,6 +1393,9 @@ static void ufs_qcom_set_caps(struct ufs_hba *hba)
hba->caps |= UFSHCD_CAP_AGGR_POWER_COLLAPSE;
hba->caps |= UFSHCD_CAP_RPM_AUTOSUSPEND;
if (host->hw_ver.major >= 0x7)
hba->caps |= UFSHCD_CAP_TX_EQUALIZATION;
ufs_qcom_set_host_caps(hba);
}