ufs/host/cdns-pltfrm.c

34  * @hba: per adapter instance
37 static void cdns_ufs_get_l4_attr(struct ufs_hba *hba)
39 	struct cdns_ufs_host *host = ufshcd_get_variant(hba);
41 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_PEERDEVICEID),
43 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_PEERCPORTID),
45 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_TRAFFICCLASS),
47 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_PROTOCOLID),
49 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_CPORTFLAGS),
51 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_TXTOKENVALUE),
53 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_RXTOKENVALUE),
55 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_LOCALBUFFERSPACE),
57 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_PEERBUFFERSPACE),
59 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_CREDITSTOSEND),
61 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_CPORTMODE),
63 	ufshcd_dme_get(hba, UIC_ARG_MIB(T_CONNECTIONSTATE),
69  * @hba: per adapter instance
72 static void cdns_ufs_set_l4_attr(struct ufs_hba *hba)
74 	struct cdns_ufs_host *host = ufshcd_get_variant(hba);
76 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_CONNECTIONSTATE), 0);
77 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_PEERDEVICEID),
79 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_PEERCPORTID),
81 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_TRAFFICCLASS),
83 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_PROTOCOLID),
85 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_CPORTFLAGS),
87 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_TXTOKENVALUE),
89 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_RXTOKENVALUE),
91 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_LOCALBUFFERSPACE),
93 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_PEERBUFFERSPACE),
95 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_CREDITSTOSEND),
97 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_CPORTMODE),
99 	ufshcd_dme_set(hba, UIC_ARG_MIB(T_CONNECTIONSTATE),
105  * @hba: host controller instance
109 static int cdns_ufs_set_hclkdiv(struct ufs_hba *hba)
112 	struct list_head *head = &hba->clk_list_head;
127 		dev_err(hba->dev, "%s: unable to find core_clk rate\n",
134 	ufshcd_writel(hba, core_clk_div, CDNS_UFS_REG_HCLKDIV);
139 	ufshcd_readl(hba, CDNS_UFS_REG_HCLKDIV);
146  * @hba: host controller instance
151 static int cdns_ufs_hce_enable_notify(struct ufs_hba *hba,
157 	return cdns_ufs_set_hclkdiv(hba);
162  * @hba: host controller instance
166 static void cdns_ufs_hibern8_notify(struct ufs_hba *hba, enum uic_cmd_dme cmd,
170 		cdns_ufs_get_l4_attr(hba);
172 		cdns_ufs_set_l4_attr(hba);
177  * @hba: host controller instance
182 static int cdns_ufs_link_startup_notify(struct ufs_hba *hba,
195 	ufshcd_disable_host_tx_lcc(hba);
201 	hba->ahit = 0;
208  * @hba: host controller instance
212 static int cdns_ufs_init(struct ufs_hba *hba)
216 	struct device *dev = hba->dev;
222 	ufshcd_set_variant(hba, host);
224 	status = ufshcd_vops_phy_initialization(hba);
231  * @hba: host controller instance
235 static int cdns_ufs_m31_16nm_phy_initialization(struct ufs_hba *hba)
240 	data = ufshcd_readl(hba, CDNS_UFS_REG_PHY_XCFGD1);
242 	ufshcd_writel(hba, data, CDNS_UFS_REG_PHY_XCFGD1);