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[95.91.238.60]) by smtp.gmail.com with ESMTPSA id a14sm32418131wrx.81.2020.01.16.13.59.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jan 2020 13:59:49 -0800 (PST) From: Bean Huo To: alim.akhtar@samsung.com, avri.altman@wdc.com, asutoshd@codeaurora.org, jejb@linux.ibm.com, martin.petersen@oracle.com, stanley.chu@mediatek.com, beanhuo@micron.com, bvanassche@acm.org, tomas.winkler@intel.com, cang@codeaurora.org Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/9] scsi: ufs: Delete struct ufs_dev_desc Date: Thu, 16 Jan 2020 22:59:07 +0100 Message-Id: <20200116215914.16015-3-huobean@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200116215914.16015-1-huobean@gmail.com> References: <20200116215914.16015-1-huobean@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bean Huo In consideration of Host driver uses some certain UFS device properties, move parameters of struct ufs_dev_desc to struct ufs_dev_info, and delete struct ufs_dev_desc. Signed-off-by: Bean Huo --- drivers/scsi/ufs/ufs-mediatek.c | 7 ++--- drivers/scsi/ufs/ufs-qcom.c | 6 ++--- drivers/scsi/ufs/ufs.h | 11 +------- drivers/scsi/ufs/ufs_quirks.h | 9 ++++--- drivers/scsi/ufs/ufshcd.c | 47 +++++++++++++++------------------ drivers/scsi/ufs/ufshcd.h | 7 +++-- 6 files changed, 38 insertions(+), 49 deletions(-) diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 8d999c0e60fe..f8dd992b6f3a 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -406,10 +406,11 @@ static int ufs_mtk_resume(struct ufs_hba *hba, enum ufs_pm_op pm_op) return 0; } -static int ufs_mtk_apply_dev_quirks(struct ufs_hba *hba, - struct ufs_dev_desc *card) +static int ufs_mtk_apply_dev_quirks(struct ufs_hba *hba) { - if (card->wmanufacturerid == UFS_VENDOR_SAMSUNG) + struct ufs_dev_info *dev_info = hba->dev_info; + + if (dev_info->wmanufacturerid == UFS_VENDOR_SAMSUNG) ufshcd_dme_set(hba, UIC_ARG_MIB(PA_TACTIVATE), 6); return 0; diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c index ebb5c66e069f..9c6a182b3ed9 100644 --- a/drivers/scsi/ufs/ufs-qcom.c +++ b/drivers/scsi/ufs/ufs-qcom.c @@ -949,12 +949,12 @@ static int ufs_qcom_quirk_host_pa_saveconfigtime(struct ufs_hba *hba) return err; } -static int ufs_qcom_apply_dev_quirks(struct ufs_hba *hba, - struct ufs_dev_desc *card) +static int ufs_qcom_apply_dev_quirks(struct ufs_hba *hba) { int err = 0; + struct ufs_dev_info *dev_info = hba->dev_info; - if (hba->dev_quirks & UFS_DEVICE_QUIRK_HOST_PA_SAVECONFIGTIME) + if (dev_info->dev_quirks & UFS_DEVICE_QUIRK_HOST_PA_SAVECONFIGTIME) err = ufs_qcom_quirk_host_pa_saveconfigtime(hba); return err; diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h index c89f21698629..fcc9b4d4e56f 100644 --- a/drivers/scsi/ufs/ufs.h +++ b/drivers/scsi/ufs/ufs.h @@ -530,17 +530,8 @@ struct ufs_dev_info { bool f_power_on_wp_en; /* Keeps information if any of the LU is power on write protected */ bool is_lu_power_on_wp; -}; - -#define MAX_MODEL_LEN 16 -/** - * ufs_dev_desc - ufs device details from the device descriptor - * - * @wmanufacturerid: card details - * @model: card model - */ -struct ufs_dev_desc { u16 wmanufacturerid; + /*UFS device Product Name */ u8 *model; }; diff --git a/drivers/scsi/ufs/ufs_quirks.h b/drivers/scsi/ufs/ufs_quirks.h index fe6cad9b2a0d..16c324c61b6e 100644 --- a/drivers/scsi/ufs/ufs_quirks.h +++ b/drivers/scsi/ufs/ufs_quirks.h @@ -22,16 +22,17 @@ * @quirk: device quirk */ struct ufs_dev_fix { - struct ufs_dev_desc card; + u16 wmanufacturerid; + u8 *model; unsigned int quirk; }; -#define END_FIX { { 0 }, 0 } +#define END_FIX { 0 } /* add specific device quirk */ #define UFS_FIX(_vendor, _model, _quirk) { \ - .card.wmanufacturerid = (_vendor),\ - .card.model = (_model), \ + .wmanufacturerid = (_vendor),\ + .model = (_model), \ .quirk = (_quirk), \ } diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 9a9085a7bcc5..58ef45b80cb0 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6583,16 +6583,13 @@ static int ufshcd_scsi_add_wlus(struct ufs_hba *hba) return ret; } -static int ufs_get_device_desc(struct ufs_hba *hba, - struct ufs_dev_desc *dev_desc) +static int ufs_get_device_desc(struct ufs_hba *hba) { int err; size_t buff_len; u8 model_index; u8 *desc_buf; - - if (!dev_desc) - return -EINVAL; + struct ufs_dev_info *dev_info = &hba->dev_info; buff_len = max_t(size_t, hba->desc_size.dev_desc, QUERY_DESC_MAX_SIZE + 1); @@ -6613,12 +6610,12 @@ static int ufs_get_device_desc(struct ufs_hba *hba, * getting vendor (manufacturerID) and Bank Index in big endian * format */ - dev_desc->wmanufacturerid = desc_buf[DEVICE_DESC_PARAM_MANF_ID] << 8 | + dev_info->wmanufacturerid = desc_buf[DEVICE_DESC_PARAM_MANF_ID] << 8 | desc_buf[DEVICE_DESC_PARAM_MANF_ID + 1]; model_index = desc_buf[DEVICE_DESC_PARAM_PRDCT_NAME]; err = ufshcd_read_string_desc(hba, model_index, - &dev_desc->model, SD_ASCII_STD); + &dev_info->model, SD_ASCII_STD); if (err < 0) { dev_err(hba->dev, "%s: Failed reading Product Name. err = %d\n", __func__, err); @@ -6636,23 +6633,25 @@ static int ufs_get_device_desc(struct ufs_hba *hba, return err; } -static void ufs_put_device_desc(struct ufs_dev_desc *dev_desc) +static void ufs_put_device_desc(struct ufs_hba *hba) { - kfree(dev_desc->model); - dev_desc->model = NULL; + struct ufs_dev_info *dev_info = &hba->dev_info; + + kfree(dev_info->model); + dev_info->model = NULL; } -static void ufs_fixup_device_setup(struct ufs_hba *hba, - struct ufs_dev_desc *dev_desc) +static void ufs_fixup_device_setup(struct ufs_hba *hba) { struct ufs_dev_fix *f; + struct ufs_dev_info *dev_info = &hba->dev_info; for (f = ufs_fixups; f->quirk; f++) { - if ((f->card.wmanufacturerid == dev_desc->wmanufacturerid || - f->card.wmanufacturerid == UFS_ANY_VENDOR) && - ((dev_desc->model && - STR_PRFX_EQUAL(f->card.model, dev_desc->model)) || - !strcmp(f->card.model, UFS_ANY_MODEL))) + if ((f->wmanufacturerid == dev_info->wmanufacturerid || + f->wmanufacturerid == UFS_ANY_VENDOR) && + ((dev_info->model && + STR_PRFX_EQUAL(f->model, dev_info->model)) || + !strcmp(f->model, UFS_ANY_MODEL))) hba->dev_quirks |= f->quirk; } } @@ -6804,8 +6803,7 @@ static int ufshcd_quirk_tune_host_pa_tactivate(struct ufs_hba *hba) return ret; } -static void ufshcd_tune_unipro_params(struct ufs_hba *hba, - struct ufs_dev_desc *card) +static void ufshcd_tune_unipro_params(struct ufs_hba *hba) { if (ufshcd_is_unipro_pa_params_tuning_req(hba)) { ufshcd_tune_pa_tactivate(hba); @@ -6819,7 +6817,7 @@ static void ufshcd_tune_unipro_params(struct ufs_hba *hba, if (hba->dev_quirks & UFS_DEVICE_QUIRK_HOST_PA_TACTIVATE) ufshcd_quirk_tune_host_pa_tactivate(hba); - ufshcd_vops_apply_dev_quirks(hba, card); + ufshcd_vops_apply_dev_quirks(hba); } static void ufshcd_clear_dbg_ufs_stats(struct ufs_hba *hba) @@ -6945,7 +6943,6 @@ static int ufshcd_set_dev_ref_clk(struct ufs_hba *hba) */ static int ufshcd_probe_hba(struct ufs_hba *hba) { - struct ufs_dev_desc card = {0}; int ret; ktime_t start = ktime_get(); @@ -6974,16 +6971,15 @@ static int ufshcd_probe_hba(struct ufs_hba *hba) /* Init check for device descriptor sizes */ ufshcd_init_desc_sizes(hba); - ret = ufs_get_device_desc(hba, &card); + ret = ufs_get_device_desc(hba); if (ret) { dev_err(hba->dev, "%s: Failed getting device info. err = %d\n", __func__, ret); goto out; } - ufs_fixup_device_setup(hba, &card); - ufshcd_tune_unipro_params(hba, &card); - ufs_put_device_desc(&card); + ufs_fixup_device_setup(hba); + ufshcd_tune_unipro_params(hba); /* UFS device is also active now */ ufshcd_set_ufs_dev_active(hba); @@ -7544,6 +7540,7 @@ static void ufshcd_hba_exit(struct ufs_hba *hba) ufshcd_setup_clocks(hba, false); ufshcd_setup_hba_vreg(hba, false); hba->is_powered = false; + ufs_put_device_desc(hba); } } diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index b1a1c65be8b1..32b6714f25a5 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -320,7 +320,7 @@ struct ufs_hba_variant_ops { void (*setup_task_mgmt)(struct ufs_hba *, int, u8); void (*hibern8_notify)(struct ufs_hba *, enum uic_cmd_dme, enum ufs_notify_change_status); - int (*apply_dev_quirks)(struct ufs_hba *, struct ufs_dev_desc *); + int (*apply_dev_quirks)(struct ufs_hba *hba); int (*suspend)(struct ufs_hba *, enum ufs_pm_op); int (*resume)(struct ufs_hba *, enum ufs_pm_op); void (*dbg_register_dump)(struct ufs_hba *hba); @@ -1054,11 +1054,10 @@ static inline void ufshcd_vops_hibern8_notify(struct ufs_hba *hba, return hba->vops->hibern8_notify(hba, cmd, status); } -static inline int ufshcd_vops_apply_dev_quirks(struct ufs_hba *hba, - struct ufs_dev_desc *card) +static inline int ufshcd_vops_apply_dev_quirks(struct ufs_hba *hba) { if (hba->vops && hba->vops->apply_dev_quirks) - return hba->vops->apply_dev_quirks(hba, card); + return hba->vops->apply_dev_quirks(hba); return 0; } -- 2.17.1