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[v3,06/13] ufs: Add UFSHCD_QUIRK_HIBERN_FASTAUTO

Message ID 20240930-topic-ufs-enhancements-v3-6-58234f84ab89@linaro.org
State Accepted
Commit 03c6f9b6bfe7bab5710a33b56486fb9defe8ef50
Headers show
Series ufs: enhancements to support Qualcomm UFS controllers | expand

Commit Message

Neil Armstrong Sept. 30, 2024, 12:44 p.m. UTC 
From: Marek Vasut <marek.vasut+renesas@mailbox.org>

Add UFSHCD_QUIRK_HIBERN_FASTAUTO quirk for host controllers which supports
auto-hibernate the capability but only FASTAUTO mode.

Ported from Linux kernel commit
2f11bbc2c7f3 ("scsi: ufs: core: Add UFSHCD_QUIRK_HIBERN_FASTAUTO")

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
Tested-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@amd.com>
---
 drivers/ufs/ufs.h | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/drivers/ufs/ufs.h b/drivers/ufs/ufs.h
index c92f47d82b5..b55c4a9e996 100644
--- a/drivers/ufs/ufs.h
+++ b/drivers/ufs/ufs.h
@@ -738,6 +738,12 @@  struct ufs_hba {
  */
 #define UFSHCD_QUIRK_BROKEN_64BIT_ADDRESS		0x2
 
+/*
+ * This quirk needs to be enabled if the host controller has
+ * auto-hibernate capability but it's FASTAUTO only.
+ */
+#define UFSHCD_QUIRK_HIBERN_FASTAUTO			0x4
+
 	/* Virtual memory reference */
 	struct utp_transfer_cmd_desc *ucdl;
 	struct utp_transfer_req_desc *utrdl;