From: Manivannan Sadhasivam <mani@kernel.org>
To: Asutosh Das <quic_asutoshd@quicinc.com>
Cc: quic_cang@quicinc.com, martin.petersen@oracle.com,
linux-scsi@vger.kernel.org, quic_nguyenb@quicinc.com,
quic_xiaosenh@quicinc.com, stanley.chu@mediatek.com,
eddie.huang@mediatek.com, daejun7.park@samsung.com,
bvanassche@acm.org, avri.altman@wdc.com, beanhuo@micron.com,
linux-arm-msm@vger.kernel.org,
Alim Akhtar <alim.akhtar@samsung.com>,
"James E.J. Bottomley" <jejb@linux.ibm.com>,
Jinyoung Choi <j-young.choi@samsung.com>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v5 01/16] ufs: core: Optimize duplicate code to read extended feature
Date: Mon, 28 Nov 2022 17:50:18 +0530 [thread overview]
Message-ID: <20221128122018.GA62721@thinkpad> (raw)
In-Reply-To: <b95fdf1a9b7d716049e286f84b94513dc30527ed.1669176158.git.quic_asutoshd@quicinc.com>
On Tue, Nov 22, 2022 at 08:10:14PM -0800, Asutosh Das wrote:
> The code to parse the extended feature is duplicated twice
> in the ufs core. Replace the duplicated code with a
> function.
>
> Signed-off-by: Asutosh Das <quic_asutoshd@quicinc.com>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Thanks,
Mani
> Reviewed-by: Bart Van Assche <bvanassche@acm.org>
> ---
> drivers/ufs/core/ufshcd.c | 21 +++++++++++++--------
> 1 file changed, 13 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 768cb49..c9d7b78 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -215,6 +215,17 @@ ufs_get_desired_pm_lvl_for_dev_link_state(enum ufs_dev_pwr_mode dev_state,
> return UFS_PM_LVL_0;
> }
>
> +static unsigned int ufs_get_ext_ufs_feature(struct ufs_hba *hba,
> + const u8 *desc_buf)
> +{
> + if (hba->desc_size[QUERY_DESC_IDN_DEVICE] <
> + DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP + 4)
> + return 0;
> +
> + return get_unaligned_be32(desc_buf +
> + DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP);
> +}
> +
> static const struct ufs_dev_quirk ufs_fixups[] = {
> /* UFS cards deviations table */
> { .wmanufacturerid = UFS_VENDOR_MICRON,
> @@ -7584,13 +7595,7 @@ static void ufshcd_wb_probe(struct ufs_hba *hba, const u8 *desc_buf)
> (hba->dev_quirks & UFS_DEVICE_QUIRK_SUPPORT_EXTENDED_FEATURES)))
> goto wb_disabled;
>
> - if (hba->desc_size[QUERY_DESC_IDN_DEVICE] <
> - DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP + 4)
> - goto wb_disabled;
> -
> - ext_ufs_feature = get_unaligned_be32(desc_buf +
> - DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP);
> -
> + ext_ufs_feature = ufs_get_ext_ufs_feature(hba, desc_buf);
> if (!(ext_ufs_feature & UFS_DEV_WRITE_BOOSTER_SUP))
> goto wb_disabled;
>
> @@ -7644,7 +7649,7 @@ static void ufshcd_temp_notif_probe(struct ufs_hba *hba, const u8 *desc_buf)
> if (!(hba->caps & UFSHCD_CAP_TEMP_NOTIF) || dev_info->wspecversion < 0x300)
> return;
>
> - ext_ufs_feature = get_unaligned_be32(desc_buf + DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP);
> + ext_ufs_feature = ufs_get_ext_ufs_feature(hba, desc_buf);
>
> if (ext_ufs_feature & UFS_DEV_LOW_TEMP_NOTIF)
> mask |= MASK_EE_TOO_LOW_TEMP;
> --
> 2.7.4
>
--
மணிவண்ணன் சதாசிவம்
next prev parent reply other threads:[~2022-11-28 12:23 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1669176158.git.quic_asutoshd@quicinc.com>
2022-11-23 4:10 ` [PATCH v5 01/16] ufs: core: Optimize duplicate code to read extended feature Asutosh Das
2022-11-28 12:20 ` Manivannan Sadhasivam [this message]
2022-11-23 4:10 ` [PATCH v5 02/16] ufs: core: Probe for ext_iid support Asutosh Das
2022-11-28 12:53 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 03/16] ufs: core: Introduce Multi-circular queue capability Asutosh Das
2022-11-26 0:20 ` Bart Van Assche
2022-11-28 14:29 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 04/16] ufs: core: Defer adding host to scsi if mcq is supported Asutosh Das
2022-11-26 0:28 ` Bart Van Assche
2022-11-28 14:42 ` Manivannan Sadhasivam
2022-11-28 17:50 ` Asutosh Das
2022-11-23 4:10 ` [PATCH v5 05/16] ufs: core: mcq: Add Multi Circular Queue support Asutosh Das
2022-11-26 0:52 ` Bart Van Assche
2022-11-28 14:53 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 06/16] ufs: core: mcq: Configure resource regions Asutosh Das
2022-11-26 1:10 ` Bart Van Assche
2022-11-23 4:10 ` [PATCH v5 07/16] ufs: core: mcq: Calculate queue depth Asutosh Das
2022-11-26 1:14 ` Bart Van Assche
2022-11-28 15:15 ` Manivannan Sadhasivam
2022-11-28 19:54 ` Asutosh Das
2022-11-28 20:33 ` Bart Van Assche
2022-11-23 4:10 ` [PATCH v5 08/16] ufs: core: mcq: Allocate memory for mcq mode Asutosh Das
2022-11-26 1:20 ` Bart Van Assche
2022-11-28 15:48 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 09/16] ufs: core: mcq: Configure operation and runtime interface Asutosh Das
2022-11-26 1:28 ` Bart Van Assche
2022-11-28 22:08 ` Asutosh Das
2022-11-28 22:50 ` Bart Van Assche
2022-11-28 15:55 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 10/16] ufs: core: mcq: Use shared tags for MCQ mode Asutosh Das
2022-11-28 15:59 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 11/16] ufs: core: Prepare ufshcd_send_command for mcq Asutosh Das
2022-11-28 16:05 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 12/16] ufs: core: mcq: Find hardware queue to queue request Asutosh Das
2022-11-28 16:08 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 13/16] ufs: core: Prepare for completion in mcq Asutosh Das
2022-11-28 16:11 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 14/16] ufs: mcq: Add completion support of a cqe Asutosh Das
2022-11-28 17:00 ` Manivannan Sadhasivam
2022-11-28 17:47 ` Bart Van Assche
2022-11-23 4:10 ` [PATCH v5 15/16] ufs: core: mcq: Add completion support in poll Asutosh Das
2022-11-28 17:02 ` Manivannan Sadhasivam
2022-11-23 4:10 ` [PATCH v5 16/16] ufs: core: mcq: Enable Multi Circular Queue Asutosh Das
2022-11-28 17:03 ` Manivannan Sadhasivam
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