diff options
| author | Stanley Chu <stanley.chu@mediatek.com> | 2020-05-09 12:37:13 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-05-15 04:02:22 +0300 |
| commit | 90b8491c0033915ec1b290bc1c0de27935cb132d (patch) | |
| tree | 99e6acf06f3ac6acb67b79808420f8cf9cbf49a6 /drivers/scsi/ufs/ufshcd.c | |
| parent | 0bd735df7681e41647a69b1fad0eb5594c60a727 (diff) | |
| download | linux-90b8491c0033915ec1b290bc1c0de27935cb132d.tar.xz | |
scsi: ufs: Introduce ufs_hba_variant_params to group customizable parameters
The UFS driver is growing more and more customizable parameters. Collect
them in one place.
Link: https://lore.kernel.org/r/20200509093716.21010-2-stanley.chu@mediatek.com
Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.c')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 38 |
1 files changed, 15 insertions, 23 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 426073a518ef..cdacbe6378a1 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1353,23 +1353,6 @@ start_window: return 0; } -static struct devfreq_dev_profile ufs_devfreq_profile = { - .polling_ms = 100, - .target = ufshcd_devfreq_target, - .get_dev_status = ufshcd_devfreq_get_dev_status, -}; - -#if IS_ENABLED(CONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND) -static struct devfreq_simple_ondemand_data ufs_ondemand_data = { - .upthreshold = 70, - .downdifferential = 5, -}; - -static void *gov_data = &ufs_ondemand_data; -#else -static void *gov_data; /* NULL */ -#endif - static int ufshcd_devfreq_init(struct ufs_hba *hba) { struct list_head *clk_list = &hba->clk_list_head; @@ -1385,12 +1368,12 @@ static int ufshcd_devfreq_init(struct ufs_hba *hba) dev_pm_opp_add(hba->dev, clki->min_freq, 0); dev_pm_opp_add(hba->dev, clki->max_freq, 0); - ufshcd_vops_config_scaling_param(hba, &ufs_devfreq_profile, - gov_data); + ufshcd_vops_config_scaling_param(hba, &hba->vps->devfreq_profile, + &hba->vps->ondemand_data); devfreq = devfreq_add_device(hba->dev, - &ufs_devfreq_profile, + &hba->vps->devfreq_profile, DEVFREQ_GOV_SIMPLE_ONDEMAND, - gov_data); + &hba->vps->ondemand_data); if (IS_ERR(devfreq)) { ret = PTR_ERR(devfreq); dev_err(hba->dev, "Unable to register with devfreq %d\n", ret); @@ -4314,7 +4297,7 @@ int ufshcd_hba_enable(struct ufs_hba *hba) * instruction might be read back. * This delay can be changed based on the controller. */ - ufshcd_delay_us(hba->hba_enable_delay_us, 100); + ufshcd_delay_us(hba->vps->hba_enable_delay_us, 100); /* wait for the host controller to complete initialization */ retry = 50; @@ -7477,6 +7460,15 @@ static const struct attribute_group *ufshcd_driver_groups[] = { NULL, }; +static struct ufs_hba_variant_params ufs_hba_vps = { + .hba_enable_delay_us = 1000, + .devfreq_profile.polling_ms = 100, + .devfreq_profile.target = ufshcd_devfreq_target, + .devfreq_profile.get_dev_status = ufshcd_devfreq_get_dev_status, + .ondemand_data.upthreshold = 70, + .ondemand_data.downdifferential = 5, +}; + static struct scsi_host_template ufshcd_driver_template = { .module = THIS_MODULE, .name = UFSHCD, @@ -8724,7 +8716,7 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) hba->mmio_base = mmio_base; hba->irq = irq; - hba->hba_enable_delay_us = 1000; + hba->vps = &ufs_hba_vps; err = ufshcd_hba_init(hba); if (err) |