diff options
Diffstat (limited to 'drivers/ufs/core')
| -rw-r--r-- | drivers/ufs/core/ufs-sysfs.c | 2 | ||||
| -rw-r--r-- | drivers/ufs/core/ufs-sysfs.h | 1 | ||||
| -rw-r--r-- | drivers/ufs/core/ufshcd.c | 16 |
3 files changed, 15 insertions, 4 deletions
diff --git a/drivers/ufs/core/ufs-sysfs.c b/drivers/ufs/core/ufs-sysfs.c index 0086816b27cd..c040afc6668e 100644 --- a/drivers/ufs/core/ufs-sysfs.c +++ b/drivers/ufs/core/ufs-sysfs.c @@ -1949,7 +1949,7 @@ static umode_t ufs_sysfs_hid_is_visible(struct kobject *kobj, return hba->dev_info.hid_sup ? attr->mode : 0; } -static const struct attribute_group ufs_sysfs_hid_group = { +const struct attribute_group ufs_sysfs_hid_group = { .name = "hid", .attrs = ufs_sysfs_hid, .is_visible = ufs_sysfs_hid_is_visible, diff --git a/drivers/ufs/core/ufs-sysfs.h b/drivers/ufs/core/ufs-sysfs.h index 8d94af3b8077..6efb82a082fd 100644 --- a/drivers/ufs/core/ufs-sysfs.h +++ b/drivers/ufs/core/ufs-sysfs.h @@ -14,5 +14,6 @@ void ufs_sysfs_remove_nodes(struct device *dev); extern const struct attribute_group ufs_sysfs_unit_descriptor_group; extern const struct attribute_group ufs_sysfs_lun_attributes_group; +extern const struct attribute_group ufs_sysfs_hid_group; #endif diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index d9632d7c5f01..8339fec975b9 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -6684,6 +6684,14 @@ static void ufshcd_err_handler(struct work_struct *work) } spin_unlock_irqrestore(hba->host->host_lock, flags); + ufshcd_rpm_get_noresume(hba); + if (hba->pm_op_in_progress) { + ufshcd_link_recovery(hba); + ufshcd_rpm_put(hba); + return; + } + ufshcd_rpm_put(hba); + ufshcd_err_handling_prepare(hba); spin_lock_irqsave(hba->host->host_lock, flags); @@ -8489,6 +8497,8 @@ static int ufs_get_device_desc(struct ufs_hba *hba) DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP) & UFS_DEV_HID_SUPPORT; + sysfs_update_group(&hba->dev->kobj, &ufs_sysfs_hid_group); + model_index = desc_buf[DEVICE_DESC_PARAM_PRDCT_NAME]; err = ufshcd_read_string_desc(hba, model_index, @@ -10677,6 +10687,9 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) */ spin_lock_init(&hba->clk_gating.lock); + /* Initialize mutex for PM QoS request synchronization */ + mutex_init(&hba->pm_qos_mutex); + /* * Set the default power management level for runtime and system PM. * Host controller drivers can override them in their @@ -10765,9 +10778,6 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) mutex_init(&hba->wb_mutex); - /* Initialize mutex for PM QoS request synchronization */ - mutex_init(&hba->pm_qos_mutex); - init_rwsem(&hba->clk_scaling_lock); ufshcd_init_clk_gating(hba); |