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-rw-r--r--include/ufs/ufs.h37
-rw-r--r--include/ufs/ufs_quirks.h6
-rw-r--r--include/ufs/ufshcd.h15
3 files changed, 51 insertions, 7 deletions
diff --git a/include/ufs/ufs.h b/include/ufs/ufs.h
index 8a24ed59ec46..c0c59a8f7256 100644
--- a/include/ufs/ufs.h
+++ b/include/ufs/ufs.h
@@ -180,7 +180,11 @@ enum attr_idn {
QUERY_ATTR_IDN_AVAIL_WB_BUFF_SIZE = 0x1D,
QUERY_ATTR_IDN_WB_BUFF_LIFE_TIME_EST = 0x1E,
QUERY_ATTR_IDN_CURR_WB_BUFF_SIZE = 0x1F,
- QUERY_ATTR_IDN_TIMESTAMP = 0x30
+ QUERY_ATTR_IDN_TIMESTAMP = 0x30,
+ QUERY_ATTR_IDN_DEV_LVL_EXCEPTION_ID = 0x34,
+ QUERY_ATTR_IDN_WB_BUF_RESIZE_HINT = 0x3C,
+ QUERY_ATTR_IDN_WB_BUF_RESIZE_EN = 0x3D,
+ QUERY_ATTR_IDN_WB_BUF_RESIZE_STATUS = 0x3E,
};
/* Descriptor idn for Query requests */
@@ -289,6 +293,7 @@ enum device_desc_param {
DEVICE_DESC_PARAM_PRDCT_REV = 0x2A,
DEVICE_DESC_PARAM_HPB_VER = 0x40,
DEVICE_DESC_PARAM_HPB_CONTROL = 0x42,
+ DEVICE_DESC_PARAM_EXT_WB_SUP = 0x4D,
DEVICE_DESC_PARAM_EXT_UFS_FEATURE_SUP = 0x4F,
DEVICE_DESC_PARAM_WB_PRESRV_USRSPC_EN = 0x53,
DEVICE_DESC_PARAM_WB_TYPE = 0x54,
@@ -383,6 +388,11 @@ enum {
UFSHCD_AMP = 3,
};
+/* Possible values for wExtendedWriteBoosterSupport */
+enum {
+ UFS_DEV_WB_BUF_RESIZE = BIT(0),
+};
+
/* Possible values for dExtendedUFSFeaturesSupport */
enum {
UFS_DEV_HIGH_TEMP_NOTIF = BIT(4),
@@ -390,6 +400,7 @@ enum {
UFS_DEV_EXT_TEMP_NOTIF = BIT(6),
UFS_DEV_HPB_SUPPORT = BIT(7),
UFS_DEV_WRITE_BOOSTER_SUP = BIT(8),
+ UFS_DEV_LVL_EXCEPTION_SUP = BIT(12),
};
#define UFS_DEV_HPB_SUPPORT_VERSION 0x310
@@ -419,6 +430,7 @@ enum {
MASK_EE_TOO_LOW_TEMP = BIT(4),
MASK_EE_WRITEBOOSTER_EVENT = BIT(5),
MASK_EE_PERFORMANCE_THROTTLING = BIT(6),
+ MASK_EE_DEV_LVL_EXCEPTION = BIT(7),
MASK_EE_HEALTH_CRITICAL = BIT(9),
};
#define MASK_EE_URGENT_TEMP (MASK_EE_TOO_HIGH_TEMP | MASK_EE_TOO_LOW_TEMP)
@@ -454,6 +466,28 @@ enum ufs_ref_clk_freq {
REF_CLK_FREQ_INVAL = -1,
};
+/* bWriteBoosterBufferResizeEn attribute */
+enum wb_resize_en {
+ WB_RESIZE_EN_IDLE = 0,
+ WB_RESIZE_EN_DECREASE = 1,
+ WB_RESIZE_EN_INCREASE = 2,
+};
+
+/* bWriteBoosterBufferResizeHint attribute */
+enum wb_resize_hint {
+ WB_RESIZE_HINT_KEEP = 0,
+ WB_RESIZE_HINT_DECREASE = 1,
+ WB_RESIZE_HINT_INCREASE = 2,
+};
+
+/* bWriteBoosterBufferResizeStatus attribute */
+enum wb_resize_status {
+ WB_RESIZE_STATUS_IDLE = 0,
+ WB_RESIZE_STATUS_IN_PROGRESS = 1,
+ WB_RESIZE_STATUS_COMPLETE_SUCCESS = 2,
+ WB_RESIZE_STATUS_GENERAL_FAILURE = 3,
+};
+
/* Query response result code */
enum {
QUERY_RESULT_SUCCESS = 0x00,
@@ -578,6 +612,7 @@ struct ufs_dev_info {
bool wb_buf_flush_enabled;
u8 wb_dedicated_lu;
u8 wb_buffer_type;
+ u16 ext_wb_sup;
bool b_rpm_dev_flush_capable;
u8 b_presrv_uspc_en;
diff --git a/include/ufs/ufs_quirks.h b/include/ufs/ufs_quirks.h
index 41ff44dfa1db..f52de5ed1b3b 100644
--- a/include/ufs/ufs_quirks.h
+++ b/include/ufs/ufs_quirks.h
@@ -107,4 +107,10 @@ struct ufs_dev_quirk {
*/
#define UFS_DEVICE_QUIRK_DELAY_AFTER_LPM (1 << 11)
+/*
+ * Some ufs devices may need more time to be in hibern8 before exiting.
+ * Enable this quirk to give it an additional 100us.
+ */
+#define UFS_DEVICE_QUIRK_PA_HIBER8TIME (1 << 12)
+
#endif /* UFS_QUIRKS_H_ */
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index e3909cc691b2..9b3515cee711 100644
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -246,7 +246,7 @@ struct ufs_query {
struct ufs_dev_cmd {
enum dev_cmd_type type;
struct mutex lock;
- struct completion *complete;
+ struct completion complete;
struct ufs_query query;
};
@@ -501,8 +501,6 @@ struct ufs_event_hist {
/**
* struct ufs_stats - keeps usage/err statistics
- * @last_intr_status: record the last interrupt status.
- * @last_intr_ts: record the last interrupt timestamp.
* @hibern8_exit_cnt: Counter to keep track of number of exits,
* reset this after link-startup.
* @last_hibern8_exit_tstamp: Set time after the hibern8 exit.
@@ -510,9 +508,6 @@ struct ufs_event_hist {
* @event: array with event history.
*/
struct ufs_stats {
- u32 last_intr_status;
- u64 last_intr_ts;
-
u32 hibern8_exit_cnt;
u64 last_hibern8_exit_tstamp;
struct ufs_event_hist event[UFS_EVT_CNT];
@@ -959,6 +954,7 @@ enum ufshcd_mcq_opr {
* ufshcd_resume_complete()
* @mcq_sup: is mcq supported by UFSHC
* @mcq_enabled: is mcq ready to accept requests
+ * @mcq_esi_enabled: is mcq ESI configured
* @res: array of resource info of MCQ registers
* @mcq_base: Multi circular queue registers base address
* @uhq: array of supported hardware queues
@@ -968,6 +964,9 @@ enum ufshcd_mcq_opr {
* @pm_qos_req: PM QoS request handle
* @pm_qos_enabled: flag to check if pm qos is enabled
* @critical_health_count: count of critical health exceptions
+ * @dev_lvl_exception_count: count of device level exceptions since last reset
+ * @dev_lvl_exception_id: vendor specific information about the
+ * device level exception event.
*/
struct ufs_hba {
void __iomem *mmio_base;
@@ -1127,6 +1126,7 @@ struct ufs_hba {
bool mcq_sup;
bool lsdb_sup;
bool mcq_enabled;
+ bool mcq_esi_enabled;
struct ufshcd_res_info res[RES_MAX];
void __iomem *mcq_base;
struct ufs_hw_queue *uhq;
@@ -1138,6 +1138,8 @@ struct ufs_hba {
bool pm_qos_enabled;
int critical_health_count;
+ atomic_t dev_lvl_exception_count;
+ u64 dev_lvl_exception_id;
};
/**
@@ -1471,6 +1473,7 @@ int ufshcd_advanced_rpmb_req_handler(struct ufs_hba *hba, struct utp_upiu_req *r
struct scatterlist *sg_list, enum dma_data_direction dir);
int ufshcd_wb_toggle(struct ufs_hba *hba, bool enable);
int ufshcd_wb_toggle_buf_flush(struct ufs_hba *hba, bool enable);
+int ufshcd_wb_set_resize_en(struct ufs_hba *hba, enum wb_resize_en en_mode);
int ufshcd_suspend_prepare(struct device *dev);
int __ufshcd_suspend_prepare(struct device *dev, bool rpm_ok_for_spm);
void ufshcd_resume_complete(struct device *dev);