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From: "Chanho Park" <chanho61.park@samsung.com>
To: "'Bean Huo'" <huobean@gmail.com>,
	"'Krzysztof Kozlowski'" <krzk@kernel.org>,
	"'Alim Akhtar'" <alim.akhtar@samsung.com>,
	"'James E . J . Bottomley'" <jejb@linux.ibm.com>,
	"'Martin K . Petersen'" <martin.petersen@oracle.com>
Cc: "'Can Guo'" <cang@codeaurora.org>,
	"'Jaegeuk Kim'" <jaegeuk@kernel.org>,
	"'Kiwoong Kim'" <kwmad.kim@samsung.com>,
	"'Avri Altman'" <avri.altman@wdc.com>,
	"'Adrian Hunter'" <adrian.hunter@intel.com>,
	"'Christoph Hellwig'" <hch@infradead.org>,
	"'Bart Van Assche'" <bvanassche@acm.org>,
	"'jongmin jeong'" <jjmin.jeong@samsung.com>,
	"'Gyunghoon Kwon'" <goodjob.kwon@samsung.com>,
	<linux-samsung-soc@vger.kernel.org>, <linux-scsi@vger.kernel.org>
Subject: RE: [PATCH v2 14/15] scsi: ufs: ufs-exynos: multi-host configuration for exynosauto
Date: Tue, 27 Jul 2021 18:05:41 +0900	[thread overview]
Message-ID: <002901d782c6$937ac0f0$ba7042d0$@samsung.com> (raw)
In-Reply-To: <74e1269acaee8ddd97e9035543753ddbb9645579.camel@gmail.com>

> > +       hci_writel(ufs, 0x1, HCI_MH_IID_IN_TASK_TAG);
> 
> Here you meant the IID in the UPIU header will be set according to the
> Task_tag[7:5] value? and this will be done by your HW controller or SW
> driver?
> 

You're right. We can manually set the value of TASK_TAG[7:5] by S/W but when the bit is set, a VHID value will be automatically written by H/W controller.

Best Regards,
Chanho Park


  reply	other threads:[~2021-07-27  9:05 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20210714071158epcas2p1a7b98fd67b9bcaaa634e59fc224761b1@epcas2p1.samsung.com>
2021-07-14  7:11 ` [PATCH v2 00/15] introduce exynosauto v9 ufs driver Chanho Park
     [not found]   ` <CGME20210714071158epcas2p261e6c9157056fafca0f55aaf05cd68ef@epcas2p2.samsung.com>
2021-07-14  7:11     ` [PATCH v2 01/15] scsi: ufs: add quirk to handle broken UIC command Chanho Park
     [not found]   ` <CGME20210714071158epcas2p29900b577a489b760a1e67eba976fb815@epcas2p2.samsung.com>
2021-07-14  7:11     ` [PATCH v2 02/15] scsi: ufs: add quirk to enable host controller without ph configuration Chanho Park
     [not found]   ` <CGME20210714071159epcas2p36dc12e150a84ef4fa2516bc98169725b@epcas2p3.samsung.com>
2021-07-14  7:11     ` [PATCH v2 03/15] scsi: ufs: ufs-exynos: change pclk available max value Chanho Park
     [not found]   ` <CGME20210714071159epcas2p3fa23ac2a670e1c31deeac1c9332f76fe@epcas2p3.samsung.com>
2021-07-14  7:11     ` [PATCH v2 04/15] scsi: ufs: ufs-exynos: simplify drv_data retrieval Chanho Park
     [not found]   ` <CGME20210714071159epcas2p2ae981fb3b91b0eba23060de5de104ec0@epcas2p2.samsung.com>
2021-07-14  7:11     ` [PATCH v2 05/15] scsi: ufs: ufs-exynos: get sysreg regmap for io-coherency Chanho Park
     [not found]   ` <CGME20210714071159epcas2p3d39f7e5cbd9a2b8addaa496a396213af@epcas2p3.samsung.com>
2021-07-14  7:11     ` [PATCH v2 06/15] scsi: ufs: ufs-exynos: add refclkout_stop control Chanho Park
     [not found]   ` <CGME20210714071159epcas2p4c4eabf50abdaa46567fc5356bce8942b@epcas2p4.samsung.com>
2021-07-14  7:11     ` [PATCH v2 07/15] scsi: ufs: ufs-exynos: add setup_clocks callback Chanho Park
     [not found]   ` <CGME20210714071159epcas2p24b7be0cad31af09bc71c608f9b03fe36@epcas2p2.samsung.com>
2021-07-14  7:11     ` [PATCH v2 08/15] scsi: ufs: ufs-exynos: correct timeout value setting registers Chanho Park
     [not found]   ` <CGME20210714071159epcas2p4edc8104aad36d4d7a5bedb8328c0ab39@epcas2p4.samsung.com>
2021-07-14  7:11     ` [PATCH v2 09/15] scsi: ufs: ufs-exynos: support custom version of ufs_hba_variant_ops Chanho Park
     [not found]   ` <CGME20210714071159epcas2p24323976939fa21a5ed44d81649b33d85@epcas2p2.samsung.com>
2021-07-14  7:11     ` [PATCH v2 10/15] scsi: ufs: ufs-exynos: add EXYNOS_UFS_OPT_SKIP_CONFIG_PHY_ATTR option Chanho Park
     [not found]   ` <CGME20210714071159epcas2p176be9a1310f8de27cfb3786fe86630d6@epcas2p1.samsung.com>
2021-07-14  7:11     ` [PATCH v2 11/15] scsi: ufs: ufs-exynos: factor out priv data init Chanho Park
     [not found]   ` <CGME20210714071159epcas2p428292c7d0e97533de65d92a029eece93@epcas2p4.samsung.com>
2021-07-14  7:11     ` [PATCH v2 12/15] scsi: ufs: ufs-exynos: add pre/post_hce_enable drv callbacks Chanho Park
     [not found]   ` <CGME20210714071200epcas2p199f4f7b209e565c9a87440af319acda1@epcas2p1.samsung.com>
2021-07-14  7:11     ` [PATCH v2 13/15] scsi: ufs: ufs-exynos: support exynosauto v9 ufs driver Chanho Park
     [not found]   ` <CGME20210714071200epcas2p3f76e68f6bbb4755574dba2055a8130ab@epcas2p3.samsung.com>
2021-07-14  7:11     ` [PATCH v2 14/15] scsi: ufs: ufs-exynos: multi-host configuration for exynosauto Chanho Park
2021-07-26  9:08       ` Bean Huo
2021-07-26 10:40         ` Chanho Park
2021-07-26 21:58           ` Bean Huo
2021-07-27 10:14             ` Chanho Park
2021-07-27 19:36               ` Bean Huo
2021-07-28  1:39                 ` Chanho Park
2021-07-29 21:10                   ` Bean Huo
2021-07-26 22:06       ` Bean Huo
2021-07-27  9:05         ` Chanho Park [this message]
     [not found]   ` <CGME20210714071200epcas2p413ca643dc459ee75ec7e5e4f8a6c05d7@epcas2p4.samsung.com>
2021-07-14  7:11     ` [PATCH v2 15/15] scsi: ufs: ufs-exynos: introduce exynosauto v9 virtual host Chanho Park

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