phy: samsung: ufs: remove drvdata from struct samsung_ufs_phy

To change an offset of pmu_isol, we need to store its data instead of
having drvdata's pointer. The definition of the pmu_isol structure
should be extracted from samsung_ufs_phy_drvdata and rename the name
with samsung_ufs_phy_ prefix.
Suggested-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Chanho Park <chanho61.park@samsung.com>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Link: https://lore.kernel.org/r/20220607072907.127000-5-chanho61.park@samsung.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/phy/samsung/phy-samsung-ufs.c

@@ -207,7 +207,7 @@ static int samsung_ufs_phy_init(struct phy *phy)
 	ss_phy->lane_cnt = phy->attrs.bus_width;
 	ss_phy->ufs_phy_state = CFG_PRE_INIT;
 
-	if (ss_phy->drvdata->has_symbol_clk) {
+	if (ss_phy->has_symbol_clk) {
 		ret = samsung_ufs_phy_symbol_clk_init(ss_phy);
 		if (ret)
 			dev_err(ss_phy->dev, "failed to set ufs phy symbol clocks\n");
@@ -259,7 +259,7 @@ static int samsung_ufs_phy_exit(struct phy *phy)
 
 	clk_disable_unprepare(ss_phy->ref_clk);
 
-	if (ss_phy->drvdata->has_symbol_clk) {
+	if (ss_phy->has_symbol_clk) {
 		clk_disable_unprepare(ss_phy->tx0_symbol_clk);
 		clk_disable_unprepare(ss_phy->rx0_symbol_clk);
 		clk_disable_unprepare(ss_phy->rx1_symbol_clk);
@@ -326,9 +326,10 @@ static int samsung_ufs_phy_probe(struct platform_device *pdev)
 
 	drvdata = match->data;
 	phy->dev = dev;
-	phy->drvdata = drvdata;
 	phy->cfgs = drvdata->cfgs;
-	phy->isol = &drvdata->isol;
+	phy->has_symbol_clk = drvdata->has_symbol_clk;
+	memcpy(&phy->isol, &drvdata->isol, sizeof(phy->isol));
+
 	phy->lane_cnt = PHY_DEF_LANE_CNT;
 
 	phy_set_drvdata(gen_phy, phy);

drivers/phy/samsung/phy-samsung-ufs.h

@@ -101,13 +101,15 @@ struct samsung_ufs_phy_cfg {
 	u8 id;
 };
 
-struct samsung_ufs_phy_drvdata {
-	const struct samsung_ufs_phy_cfg **cfgs;
-	struct pmu_isol {
+struct samsung_ufs_phy_pmu_isol {
 	u32 offset;
 	u32 mask;
 	u32 en;
-	} isol;
+};
+
+struct samsung_ufs_phy_drvdata {
+	const struct samsung_ufs_phy_cfg **cfgs;
+	struct samsung_ufs_phy_pmu_isol isol;
 	bool has_symbol_clk;
 };
 
@@ -122,7 +124,8 @@ struct samsung_ufs_phy {
 	struct clk *rx1_symbol_clk;
 	const struct samsung_ufs_phy_drvdata *drvdata;
 	const struct samsung_ufs_phy_cfg * const *cfgs;
-	const struct pmu_isol *isol;
+	struct samsung_ufs_phy_pmu_isol isol;
+	bool has_symbol_clk;
 	u8 lane_cnt;
 	int ufs_phy_state;
 	enum phy_mode mode;
@@ -136,8 +139,8 @@ static inline struct samsung_ufs_phy *get_samsung_ufs_phy(struct phy *phy)
 static inline void samsung_ufs_phy_ctrl_isol(
 		struct samsung_ufs_phy *phy, u32 isol)
 {
-	regmap_update_bits(phy->reg_pmu, phy->isol->offset,
-			   phy->isol->mask, isol ? 0 : phy->isol->en);
+	regmap_update_bits(phy->reg_pmu, phy->isol.offset,
+			   phy->isol.mask, isol ? 0 : phy->isol.en);
 }
 
 extern const struct samsung_ufs_phy_drvdata exynos7_ufs_phy;