diff mbox series

[10/18] phy: mediatek: hdmi: mt8173: use FIELD_PREP to prepare bits field

Message ID 20220920090038.15133-11-chunfeng.yun@mediatek.com (mailing list archive)
State New, archived
Headers show
Series unify register access and macros | expand

Commit Message

Chunfeng Yun Sept. 20, 2022, 9 a.m. UTC 
Use FIELD_PREP() macro to prepare bits field value, then no need define
macros of bits offset.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
 drivers/phy/mediatek/phy-mtk-hdmi-mt8173.c | 70 ++++++++--------------
 1 file changed, 26 insertions(+), 44 deletions(-)

Comments

AngeloGioacchino Del Regno Sept. 21, 2022, 8:13 a.m. UTC | #1 
Il 20/09/22 11:00, Chunfeng Yun ha scritto:
> Use FIELD_PREP() macro to prepare bits field value, then no need define
> macros of bits offset.
> 
> Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
diff mbox series

Patch

diff --git a/drivers/phy/mediatek/phy-mtk-hdmi-mt8173.c b/drivers/phy/mediatek/phy-mtk-hdmi-mt8173.c
index 55fe97f5465d..8f93991fb09d 100644
--- a/drivers/phy/mediatek/phy-mtk-hdmi-mt8173.c
+++ b/drivers/phy/mediatek/phy-mtk-hdmi-mt8173.c
@@ -9,27 +9,17 @@ 
 #define HDMI_CON0		0x00
 #define RG_HDMITX_PLL_EN		BIT(31)
 #define RG_HDMITX_PLL_FBKDIV		GENMASK(30, 24)
-#define PLL_FBKDIV_SHIFT		24
 #define RG_HDMITX_PLL_FBKSEL		GENMASK(23, 22)
-#define PLL_FBKSEL_SHIFT		22
 #define RG_HDMITX_PLL_PREDIV		GENMASK(21, 20)
-#define PREDIV_SHIFT			20
 #define RG_HDMITX_PLL_POSDIV		GENMASK(19, 18)
-#define POSDIV_SHIFT			18
 #define RG_HDMITX_PLL_RST_DLY		GENMASK(17, 16)
 #define RG_HDMITX_PLL_IR		GENMASK(15, 12)
-#define PLL_IR_SHIFT			12
 #define RG_HDMITX_PLL_IC		GENMASK(11, 8)
-#define PLL_IC_SHIFT			8
 #define RG_HDMITX_PLL_BP		GENMASK(7, 4)
-#define PLL_BP_SHIFT			4
 #define RG_HDMITX_PLL_BR		GENMASK(3, 2)
-#define PLL_BR_SHIFT			2
 #define RG_HDMITX_PLL_BC		GENMASK(1, 0)
-#define PLL_BC_SHIFT			0
 #define HDMI_CON1		0x04
 #define RG_HDMITX_PLL_DIVEN		GENMASK(31, 29)
-#define PLL_DIVEN_SHIFT			29
 #define RG_HDMITX_PLL_AUTOK_EN		BIT(28)
 #define RG_HDMITX_PLL_AUTOK_KF		GENMASK(27, 26)
 #define RG_HDMITX_PLL_AUTOK_KS		GENMASK(25, 24)
@@ -40,7 +30,6 @@ 
 #define RG_HDMITX_PLL_BIAS_LPF_EN	BIT(13)
 #define RG_HDMITX_PLL_TXDIV_EN		BIT(12)
 #define RG_HDMITX_PLL_TXDIV		GENMASK(11, 10)
-#define PLL_TXDIV_SHIFT			10
 #define RG_HDMITX_PLL_LVROD_EN		BIT(9)
 #define RG_HDMITX_PLL_MONVC_EN		BIT(8)
 #define RG_HDMITX_PLL_MONCK_EN		BIT(7)
@@ -58,7 +47,6 @@ 
 #define RG_HDMITX_PRD_IMP_EN		GENMASK(23, 20)
 #define RG_HDMITX_DRV_EN		GENMASK(19, 16)
 #define RG_HDMITX_DRV_IMP_EN		GENMASK(15, 12)
-#define DRV_IMP_EN_SHIFT		12
 #define RG_HDMITX_MHLCK_FORCE		BIT(10)
 #define RG_HDMITX_MHLCK_PPIX_EN		BIT(9)
 #define RG_HDMITX_MHLCK_EN		BIT(8)
@@ -72,28 +60,16 @@ 
 #define RG_HDMITX_PRD_IBIAS_D2		GENMASK(19, 16)
 #define RG_HDMITX_PRD_IBIAS_D1		GENMASK(11, 8)
 #define RG_HDMITX_PRD_IBIAS_D0		GENMASK(3, 0)
-#define PRD_IBIAS_CLK_SHIFT		24
-#define PRD_IBIAS_D2_SHIFT		16
-#define PRD_IBIAS_D1_SHIFT		8
-#define PRD_IBIAS_D0_SHIFT		0
 #define HDMI_CON5		0x14
 #define RG_HDMITX_DRV_IBIAS_CLK		GENMASK(29, 24)
 #define RG_HDMITX_DRV_IBIAS_D2		GENMASK(21, 16)
 #define RG_HDMITX_DRV_IBIAS_D1		GENMASK(13, 8)
 #define RG_HDMITX_DRV_IBIAS_D0		GENMASK(5, 0)
-#define DRV_IBIAS_CLK_SHIFT		24
-#define DRV_IBIAS_D2_SHIFT		16
-#define DRV_IBIAS_D1_SHIFT		8
-#define DRV_IBIAS_D0_SHIFT		0
 #define HDMI_CON6		0x18
 #define RG_HDMITX_DRV_IMP_CLK		GENMASK(29, 24)
 #define RG_HDMITX_DRV_IMP_D2		GENMASK(21, 16)
 #define RG_HDMITX_DRV_IMP_D1		GENMASK(13, 8)
 #define RG_HDMITX_DRV_IMP_D0		GENMASK(5, 0)
-#define DRV_IMP_CLK_SHIFT		24
-#define DRV_IMP_D2_SHIFT		16
-#define DRV_IMP_D1_SHIFT		8
-#define DRV_IMP_D0_SHIFT		0
 #define HDMI_CON7		0x1c
 #define RG_HDMITX_MHLCK_DRV_IBIAS	GENMASK(31, 27)
 #define RG_HDMITX_SER_DIN		GENMASK(25, 16)
@@ -178,21 +154,27 @@  static int mtk_hdmi_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 	}
 
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON0,
-			  (pre_div << PREDIV_SHIFT), RG_HDMITX_PLL_PREDIV);
+			  FIELD_PREP(RG_HDMITX_PLL_PREDIV, pre_div),
+			  RG_HDMITX_PLL_PREDIV);
 	mtk_hdmi_phy_set_bits(hdmi_phy, HDMI_CON0, RG_HDMITX_PLL_POSDIV);
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON0,
-			  (0x1 << PLL_IC_SHIFT) | (0x1 << PLL_IR_SHIFT),
+			  FIELD_PREP(RG_HDMITX_PLL_IC, 0x1) |
+			  FIELD_PREP(RG_HDMITX_PLL_IR, 0x1),
 			  RG_HDMITX_PLL_IC | RG_HDMITX_PLL_IR);
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON1,
-			  (div << PLL_TXDIV_SHIFT), RG_HDMITX_PLL_TXDIV);
+			  FIELD_PREP(RG_HDMITX_PLL_TXDIV, div),
+			  RG_HDMITX_PLL_TXDIV);
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON0,
-			  (0x1 << PLL_FBKSEL_SHIFT) | (19 << PLL_FBKDIV_SHIFT),
+			  FIELD_PREP(RG_HDMITX_PLL_FBKSEL, 0x1) |
+			  FIELD_PREP(RG_HDMITX_PLL_FBKDIV, 19),
 			  RG_HDMITX_PLL_FBKSEL | RG_HDMITX_PLL_FBKDIV);
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON1,
-			  (0x2 << PLL_DIVEN_SHIFT), RG_HDMITX_PLL_DIVEN);
+			  FIELD_PREP(RG_HDMITX_PLL_DIVEN, 0x2),
+			  RG_HDMITX_PLL_DIVEN);
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON0,
-			  (0xc << PLL_BP_SHIFT) | (0x2 << PLL_BC_SHIFT) |
-			  (0x1 << PLL_BR_SHIFT),
+			  FIELD_PREP(RG_HDMITX_PLL_BP, 0xc) |
+			  FIELD_PREP(RG_HDMITX_PLL_BC, 0x2) |
+			  FIELD_PREP(RG_HDMITX_PLL_BR, 0x1),
 			  RG_HDMITX_PLL_BP | RG_HDMITX_PLL_BC |
 			  RG_HDMITX_PLL_BR);
 	if (rate < 165000000) {
@@ -209,29 +191,29 @@  static int mtk_hdmi_pll_set_rate(struct clk_hw *hw, unsigned long rate,
 		hdmi_ibias = hdmi_phy->ibias_up;
 	}
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON4,
-			  (pre_ibias << PRD_IBIAS_CLK_SHIFT) |
-			  (pre_ibias << PRD_IBIAS_D2_SHIFT) |
-			  (pre_ibias << PRD_IBIAS_D1_SHIFT) |
-			  (pre_ibias << PRD_IBIAS_D0_SHIFT),
+			  FIELD_PREP(RG_HDMITX_PRD_IBIAS_CLK, pre_ibias) |
+			  FIELD_PREP(RG_HDMITX_PRD_IBIAS_D2, pre_ibias) |
+			  FIELD_PREP(RG_HDMITX_PRD_IBIAS_D1, pre_ibias) |
+			  FIELD_PREP(RG_HDMITX_PRD_IBIAS_D0, pre_ibias),
 			  RG_HDMITX_PRD_IBIAS_CLK |
 			  RG_HDMITX_PRD_IBIAS_D2 |
 			  RG_HDMITX_PRD_IBIAS_D1 |
 			  RG_HDMITX_PRD_IBIAS_D0);
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON3,
-			  (imp_en << DRV_IMP_EN_SHIFT),
+			  FIELD_PREP(RG_HDMITX_DRV_IMP_EN, imp_en),
 			  RG_HDMITX_DRV_IMP_EN);
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON6,
-			  (hdmi_phy->drv_imp_clk << DRV_IMP_CLK_SHIFT) |
-			  (hdmi_phy->drv_imp_d2 << DRV_IMP_D2_SHIFT) |
-			  (hdmi_phy->drv_imp_d1 << DRV_IMP_D1_SHIFT) |
-			  (hdmi_phy->drv_imp_d0 << DRV_IMP_D0_SHIFT),
+			  FIELD_PREP(RG_HDMITX_DRV_IMP_CLK, hdmi_phy->drv_imp_clk) |
+			  FIELD_PREP(RG_HDMITX_DRV_IMP_D2, hdmi_phy->drv_imp_d2) |
+			  FIELD_PREP(RG_HDMITX_DRV_IMP_D1, hdmi_phy->drv_imp_d1) |
+			  FIELD_PREP(RG_HDMITX_DRV_IMP_D0, hdmi_phy->drv_imp_d0),
 			  RG_HDMITX_DRV_IMP_CLK | RG_HDMITX_DRV_IMP_D2 |
 			  RG_HDMITX_DRV_IMP_D1 | RG_HDMITX_DRV_IMP_D0);
 	mtk_hdmi_phy_mask(hdmi_phy, HDMI_CON5,
-			  (hdmi_ibias << DRV_IBIAS_CLK_SHIFT) |
-			  (hdmi_ibias << DRV_IBIAS_D2_SHIFT) |
-			  (hdmi_ibias << DRV_IBIAS_D1_SHIFT) |
-			  (hdmi_ibias << DRV_IBIAS_D0_SHIFT),
+			  FIELD_PREP(RG_HDMITX_DRV_IBIAS_CLK, hdmi_ibias) |
+			  FIELD_PREP(RG_HDMITX_DRV_IBIAS_D2, hdmi_ibias) |
+			  FIELD_PREP(RG_HDMITX_DRV_IBIAS_D1, hdmi_ibias) |
+			  FIELD_PREP(RG_HDMITX_DRV_IBIAS_D0, hdmi_ibias),
 			  RG_HDMITX_DRV_IBIAS_CLK |
 			  RG_HDMITX_DRV_IBIAS_D2 |
 			  RG_HDMITX_DRV_IBIAS_D1 |