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-rw-r--r--include/ufs/ufs.h3
-rw-r--r--include/ufs/ufshcd.h14
2 files changed, 11 insertions, 6 deletions
diff --git a/include/ufs/ufs.h b/include/ufs/ufs.h
index 0cced88f4..e77ab1786 100644
--- a/include/ufs/ufs.h
+++ b/include/ufs/ufs.h
@@ -98,9 +98,10 @@ enum upiu_response_transaction {
UPIU_TRANSACTION_REJECT_UPIU = 0x3F,
};
-/* UPIU Read/Write flags */
+/* UPIU Read/Write flags. See also table "UPIU Flags" in the UFS standard. */
enum {
UPIU_CMD_FLAGS_NONE = 0x00,
+ UPIU_CMD_FLAGS_CP = 0x04,
UPIU_CMD_FLAGS_WRITE = 0x20,
UPIU_CMD_FLAGS_READ = 0x40,
};
diff --git a/include/ufs/ufshcd.h b/include/ufs/ufshcd.h
index 7d07b256e..7f0b2c559 100644
--- a/include/ufs/ufshcd.h
+++ b/include/ufs/ufshcd.h
@@ -28,6 +28,7 @@
#define UFSHCD "ufshcd"
+struct scsi_device;
struct ufs_hba;
enum dev_cmd_type {
@@ -371,6 +372,7 @@ struct ufs_hba_variant_ops {
int (*get_outstanding_cqs)(struct ufs_hba *hba,
unsigned long *ocqs);
int (*config_esi)(struct ufs_hba *hba);
+ void (*config_scsi_dev)(struct scsi_device *sdev);
};
/* clock gating state */
@@ -427,6 +429,7 @@ struct ufs_clk_gating {
* @workq: workqueue to schedule devfreq suspend/resume work
* @suspend_work: worker to suspend devfreq
* @resume_work: worker to resume devfreq
+ * @target_freq: frequency requested by devfreq framework
* @min_gear: lowest HS gear to scale down to
* @is_enabled: tracks if scaling is currently enabled or not, controlled by
* clkscale_enable sysfs node
@@ -446,6 +449,7 @@ struct ufs_clk_scaling {
struct workqueue_struct *workq;
struct work_struct suspend_work;
struct work_struct resume_work;
+ unsigned long target_freq;
u32 min_gear;
bool is_enabled;
bool is_allowed;
@@ -597,11 +601,6 @@ enum ufshcd_quirks {
UFSHCD_QUIRK_SKIP_DEF_UNIPRO_TIMEOUT_SETTING = 1 << 13,
/*
- * Align DMA SG entries on a 4 KiB boundary.
- */
- UFSHCD_QUIRK_4KB_DMA_ALIGNMENT = 1 << 14,
-
- /*
* This quirk needs to be enabled if the host controller does not
* support UIC command
*/
@@ -865,6 +864,7 @@ enum ufshcd_mcq_opr {
* @auto_bkops_enabled: to track whether bkops is enabled in device
* @vreg_info: UFS device voltage regulator information
* @clk_list_head: UFS host controller clocks list node head
+ * @use_pm_opp: Indicates whether OPP based scaling is used or not
* @req_abort_count: number of times ufshcd_abort() has been called
* @lanes_per_direction: number of lanes per data direction between the UFS
* controller and the UFS device.
@@ -1015,6 +1015,7 @@ struct ufs_hba {
bool auto_bkops_enabled;
struct ufs_vreg_info vreg_info;
struct list_head clk_list_head;
+ bool use_pm_opp;
/* Number of requests aborts */
int req_abort_count;
@@ -1253,6 +1254,9 @@ void ufshcd_mcq_make_queues_operational(struct ufs_hba *hba);
void ufshcd_mcq_enable_esi(struct ufs_hba *hba);
void ufshcd_mcq_config_esi(struct ufs_hba *hba, struct msi_msg *msg);
+int ufshcd_opp_config_clks(struct device *dev, struct opp_table *opp_table,
+ struct dev_pm_opp *opp, void *data,
+ bool scaling_down);
/**
* ufshcd_set_variant - set variant specific data to the hba
* @hba: per adapter instance