/* UFS cards deviations table */
UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL,
UFS_DEVICE_QUIRK_DELAY_BEFORE_LPM),
- UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL, UFS_DEVICE_NO_VCCQ),
UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL,
UFS_DEVICE_QUIRK_RECOVERY_FROM_DL_NAC_ERRORS),
- UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL,
- UFS_DEVICE_NO_FASTAUTO),
UFS_FIX(UFS_VENDOR_SAMSUNG, UFS_ANY_MODEL,
UFS_DEVICE_QUIRK_HOST_PA_TACTIVATE),
UFS_FIX(UFS_VENDOR_TOSHIBA, UFS_ANY_MODEL,
UFS_DEVICE_QUIRK_PA_TACTIVATE),
UFS_FIX(UFS_VENDOR_TOSHIBA, "THGLF2G9D8KBADG",
UFS_DEVICE_QUIRK_PA_TACTIVATE),
- UFS_FIX(UFS_VENDOR_SKHYNIX, UFS_ANY_MODEL, UFS_DEVICE_NO_VCCQ),
UFS_FIX(UFS_VENDOR_SKHYNIX, UFS_ANY_MODEL,
UFS_DEVICE_QUIRK_HOST_PA_SAVECONFIGTIME),
UFS_FIX(UFS_VENDOR_SKHYNIX, "hB8aL1" /*H28U62301AMR*/,
static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
bool skip_ref_clk);
static int ufshcd_setup_clocks(struct ufs_hba *hba, bool on);
-static int ufshcd_set_vccq_rail_unused(struct ufs_hba *hba, bool unused);
static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba);
static int ufshcd_uic_hibern8_enter(struct ufs_hba *hba);
static inline void ufshcd_add_delay_before_dme_cmd(struct ufs_hba *hba);
struct ufs_uic_err_reg_hist *err_hist, char *err_name)
{
int i;
+ bool found = false;
for (i = 0; i < UIC_ERR_REG_HIST_LENGTH; i++) {
- int p = (i + err_hist->pos - 1) % UIC_ERR_REG_HIST_LENGTH;
+ int p = (i + err_hist->pos) % UIC_ERR_REG_HIST_LENGTH;
if (err_hist->reg[p] == 0)
continue;
dev_err(hba->dev, "%s[%d] = 0x%x at %lld us\n", err_name, i,
err_hist->reg[p], ktime_to_us(err_hist->tstamp[p]));
+ found = true;
}
+
+ if (!found)
+ dev_err(hba->dev, "No record of %s uic errors\n", err_name);
}
static void ufshcd_print_host_regs(struct ufs_hba *hba)
ufs_fixup_device_setup(hba, &card);
ufshcd_tune_unipro_params(hba);
- ret = ufshcd_set_vccq_rail_unused(hba,
- (hba->dev_quirks & UFS_DEVICE_NO_VCCQ) ? true : false);
- if (ret)
- goto out;
-
/* UFS device is also active now */
ufshcd_set_ufs_dev_active(hba);
ufshcd_force_reset_auto_bkops(hba);
static inline int ufshcd_config_vreg_lpm(struct ufs_hba *hba,
struct ufs_vreg *vreg)
{
- if (!vreg)
- return 0;
- else if (vreg->unused)
- return 0;
- else
- return ufshcd_config_vreg_load(hba->dev, vreg,
- UFS_VREG_LPM_LOAD_UA);
+ return ufshcd_config_vreg_load(hba->dev, vreg, UFS_VREG_LPM_LOAD_UA);
}
static inline int ufshcd_config_vreg_hpm(struct ufs_hba *hba,
struct ufs_vreg *vreg)
{
- if (!vreg)
- return 0;
- else if (vreg->unused)
- return 0;
- else
- return ufshcd_config_vreg_load(hba->dev, vreg, vreg->max_uA);
+ return ufshcd_config_vreg_load(hba->dev, vreg, vreg->max_uA);
}
static int ufshcd_config_vreg(struct device *dev,
{
int ret = 0;
- if (!vreg)
- goto out;
- else if (vreg->enabled || vreg->unused)
+ if (!vreg || vreg->enabled)
goto out;
ret = ufshcd_config_vreg(dev, vreg, true);
{
int ret = 0;
- if (!vreg)
- goto out;
- else if (!vreg->enabled || vreg->unused)
+ if (!vreg || !vreg->enabled)
goto out;
ret = regulator_disable(vreg->reg);
return 0;
}
-static int ufshcd_set_vccq_rail_unused(struct ufs_hba *hba, bool unused)
-{
- int ret = 0;
- struct ufs_vreg_info *info = &hba->vreg_info;
-
- if (!info)
- goto out;
- else if (!info->vccq)
- goto out;
-
- if (unused) {
- /* shut off the rail here */
- ret = ufshcd_toggle_vreg(hba->dev, info->vccq, false);
- /*
- * Mark this rail as no longer used, so it doesn't get enabled
- * later by mistake
- */
- if (!ret)
- info->vccq->unused = true;
- } else {
- /*
- * rail should have been already enabled hence just make sure
- * that unused flag is cleared.
- */
- info->vccq->unused = false;
- }
-out:
- return ret;
-}
-
static int __ufshcd_setup_clocks(struct ufs_hba *hba, bool on,
bool skip_ref_clk)
{