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Message-ID: <1480070076-6196-7-git-send-email-yt.shen@mediatek.com>
Date: Fri, 25 Nov 2016 18:34:29 +0800
From: YT Shen <yt.shen@...iatek.com>
To: <dri-devel@...ts.freedesktop.org>,
Philipp Zabel <p.zabel@...gutronix.de>
CC: David Airlie <airlied@...ux.ie>,
Matthias Brugger <matthias.bgg@...il.com>,
YT Shen <yt.shen@...iatek.com>,
Daniel Kurtz <djkurtz@...omium.org>,
Mao Huang <littlecvr@...omium.org>, CK Hu <ck.hu@...iatek.com>,
Bibby Hsieh <bibby.hsieh@...iatek.com>,
Daniel Vetter <daniel.vetter@...ll.ch>,
Thierry Reding <thierry.reding@...il.com>,
Jie Qiu <jie.qiu@...iatek.com>,
Maxime Ripard <maxime.ripard@...e-electrons.com>,
Chris Wilson <chris@...is-wilson.co.uk>,
shaoming chen <shaoming.chen@...iatek.com>,
Jitao Shi <jitao.shi@...iatek.com>,
Boris Brezillon <boris.brezillon@...e-electrons.com>,
Dan Carpenter <dan.carpenter@...cle.com>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <srv_heupstream@...iatek.com>,
Sascha Hauer <kernel@...gutronix.de>,
<yingjoe.chen@...iatek.com>, <emil.l.velikov@...il.com>
Subject: [PATCH v10 06/13] drm/mediatek: cleaning up and refine
cleaning up unused define and refine function name and variable
Signed-off-by: shaoming chen <shaoming.chen@...iatek.com>
Signed-off-by: YT Shen <yt.shen@...iatek.com>
---
drivers/gpu/drm/mediatek/mtk_dsi.c | 77 ++++++++++++++++------------------
drivers/gpu/drm/mediatek/mtk_mipi_tx.c | 8 ++--
2 files changed, 41 insertions(+), 44 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 28b2044..4efeb38 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -27,9 +27,6 @@
#include "mtk_drm_ddp_comp.h"
-#define DSI_VIDEO_FIFO_DEPTH (1920 / 4)
-#define DSI_HOST_FIFO_DEPTH 64
-
#define DSI_START 0x00
#define DSI_CON_CTRL 0x10
@@ -46,7 +43,7 @@
#define MIX_MODE BIT(17)
#define DSI_TXRX_CTRL 0x18
-#define VC_NUM (2 << 0)
+#define VC_NUM BIT(1)
#define LANE_NUM (0xf << 2)
#define DIS_EOT BIT(6)
#define NULL_EN BIT(7)
@@ -158,11 +155,11 @@ static void mtk_dsi_mask(struct mtk_dsi *dsi, u32 offset, u32 mask, u32 data)
writel((temp & ~mask) | (data & mask), dsi->regs + offset);
}
-static void dsi_phy_timconfig(struct mtk_dsi *dsi)
+static void mtk_dsi_phy_timconfig(struct mtk_dsi *dsi)
{
u32 timcon0, timcon1, timcon2, timcon3;
- unsigned int ui, cycle_time;
- unsigned int lpx;
+ u32 ui, cycle_time;
+ u32 lpx;
ui = 1000 / dsi->data_rate + 0x01;
cycle_time = 8000 / dsi->data_rate + 0x01;
@@ -192,7 +189,7 @@ static void mtk_dsi_disable(struct mtk_dsi *dsi)
mtk_dsi_mask(dsi, DSI_CON_CTRL, DSI_EN, 0);
}
-static void mtk_dsi_reset(struct mtk_dsi *dsi)
+static void mtk_dsi_reset_engine(struct mtk_dsi *dsi)
{
mtk_dsi_mask(dsi, DSI_CON_CTRL, DSI_RESET, DSI_RESET);
mtk_dsi_mask(dsi, DSI_CON_CTRL, DSI_RESET, 0);
@@ -235,8 +232,8 @@ static int mtk_dsi_poweron(struct mtk_dsi *dsi)
}
mtk_dsi_enable(dsi);
- mtk_dsi_reset(dsi);
- dsi_phy_timconfig(dsi);
+ mtk_dsi_reset_engine(dsi);
+ mtk_dsi_phy_timconfig(dsi);
return 0;
@@ -249,33 +246,33 @@ static int mtk_dsi_poweron(struct mtk_dsi *dsi)
return ret;
}
-static void dsi_clk_ulp_mode_enter(struct mtk_dsi *dsi)
+static void mtk_dsi_clk_ulp_mode_enter(struct mtk_dsi *dsi)
{
mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_HS_TX_EN, 0);
mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_ULPM_EN, 0);
}
-static void dsi_clk_ulp_mode_leave(struct mtk_dsi *dsi)
+static void mtk_dsi_clk_ulp_mode_leave(struct mtk_dsi *dsi)
{
mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_ULPM_EN, 0);
mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_WAKEUP_EN, LC_WAKEUP_EN);
mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_WAKEUP_EN, 0);
}
-static void dsi_lane0_ulp_mode_enter(struct mtk_dsi *dsi)
+static void mtk_dsi_lane0_ulp_mode_enter(struct mtk_dsi *dsi)
{
mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_HS_TX_EN, 0);
mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_ULPM_EN, 0);
}
-static void dsi_lane0_ulp_mode_leave(struct mtk_dsi *dsi)
+static void mtk_dsi_lane0_ulp_mode_leave(struct mtk_dsi *dsi)
{
mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_ULPM_EN, 0);
mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_WAKEUP_EN, LD0_WAKEUP_EN);
mtk_dsi_mask(dsi, DSI_PHY_LD0CON, LD0_WAKEUP_EN, 0);
}
-static bool dsi_clk_hs_state(struct mtk_dsi *dsi)
+static bool mtk_dsi_clk_hs_state(struct mtk_dsi *dsi)
{
u32 tmp_reg1;
@@ -283,15 +280,15 @@ static bool dsi_clk_hs_state(struct mtk_dsi *dsi)
return ((tmp_reg1 & LC_HS_TX_EN) == 1) ? true : false;
}
-static void dsi_clk_hs_mode(struct mtk_dsi *dsi, bool enter)
+static void mtk_dsi_clk_hs_mode(struct mtk_dsi *dsi, bool enter)
{
- if (enter && !dsi_clk_hs_state(dsi))
+ if (enter && !mtk_dsi_clk_hs_state(dsi))
mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_HS_TX_EN, LC_HS_TX_EN);
- else if (!enter && dsi_clk_hs_state(dsi))
+ else if (!enter && mtk_dsi_clk_hs_state(dsi))
mtk_dsi_mask(dsi, DSI_PHY_LCCON, LC_HS_TX_EN, 0);
}
-static void dsi_set_mode(struct mtk_dsi *dsi)
+static void mtk_dsi_set_mode(struct mtk_dsi *dsi)
{
u32 vid_mode = CMD_MODE;
@@ -306,7 +303,7 @@ static void dsi_set_mode(struct mtk_dsi *dsi)
writel(vid_mode, dsi->regs + DSI_MODE_CTRL);
}
-static void dsi_ps_control_vact(struct mtk_dsi *dsi)
+static void mtk_dsi_ps_control_vact(struct mtk_dsi *dsi)
{
struct videomode *vm = &dsi->vm;
u32 dsi_buf_bpp, ps_wc;
@@ -340,7 +337,7 @@ static void dsi_ps_control_vact(struct mtk_dsi *dsi)
writel(ps_wc, dsi->regs + DSI_HSTX_CKL_WC);
}
-static void dsi_rxtx_control(struct mtk_dsi *dsi)
+static void mtk_dsi_rxtx_control(struct mtk_dsi *dsi)
{
u32 tmp_reg;
@@ -365,9 +362,9 @@ static void dsi_rxtx_control(struct mtk_dsi *dsi)
writel(tmp_reg, dsi->regs + DSI_TXRX_CTRL);
}
-static void dsi_ps_control(struct mtk_dsi *dsi)
+static void mtk_dsi_ps_control(struct mtk_dsi *dsi)
{
- unsigned int dsi_tmp_buf_bpp;
+ u32 dsi_tmp_buf_bpp;
u32 tmp_reg;
switch (dsi->format) {
@@ -397,12 +394,12 @@ static void dsi_ps_control(struct mtk_dsi *dsi)
writel(tmp_reg, dsi->regs + DSI_PSCTRL);
}
-static void dsi_config_vdo_timing(struct mtk_dsi *dsi)
+static void mtk_dsi_config_vdo_timing(struct mtk_dsi *dsi)
{
- unsigned int horizontal_sync_active_byte;
- unsigned int horizontal_backporch_byte;
- unsigned int horizontal_frontporch_byte;
- unsigned int dsi_tmp_buf_bpp;
+ u32 horizontal_sync_active_byte;
+ u32 horizontal_backporch_byte;
+ u32 horizontal_frontporch_byte;
+ u32 dsi_tmp_buf_bpp;
struct videomode *vm = &dsi->vm;
@@ -431,7 +428,7 @@ static void dsi_config_vdo_timing(struct mtk_dsi *dsi)
writel(horizontal_backporch_byte, dsi->regs + DSI_HBP_WC);
writel(horizontal_frontporch_byte, dsi->regs + DSI_HFP_WC);
- dsi_ps_control(dsi);
+ mtk_dsi_ps_control(dsi);
}
static void mtk_dsi_start(struct mtk_dsi *dsi)
@@ -448,8 +445,8 @@ static void mtk_dsi_poweroff(struct mtk_dsi *dsi)
if (--dsi->refcount != 0)
return;
- dsi_lane0_ulp_mode_enter(dsi);
- dsi_clk_ulp_mode_enter(dsi);
+ mtk_dsi_lane0_ulp_mode_enter(dsi);
+ mtk_dsi_clk_ulp_mode_enter(dsi);
mtk_dsi_disable(dsi);
@@ -479,18 +476,18 @@ static void mtk_output_dsi_enable(struct mtk_dsi *dsi)
return;
}
- dsi_rxtx_control(dsi);
+ mtk_dsi_rxtx_control(dsi);
- dsi_clk_ulp_mode_leave(dsi);
- dsi_lane0_ulp_mode_leave(dsi);
- dsi_clk_hs_mode(dsi, 0);
- dsi_set_mode(dsi);
+ mtk_dsi_clk_ulp_mode_leave(dsi);
+ mtk_dsi_lane0_ulp_mode_leave(dsi);
+ mtk_dsi_clk_hs_mode(dsi, 0);
+ mtk_dsi_set_mode(dsi);
- dsi_ps_control_vact(dsi);
- dsi_config_vdo_timing(dsi);
+ mtk_dsi_ps_control_vact(dsi);
+ mtk_dsi_config_vdo_timing(dsi);
- dsi_set_mode(dsi);
- dsi_clk_hs_mode(dsi, 1);
+ mtk_dsi_set_mode(dsi);
+ mtk_dsi_clk_hs_mode(dsi, 1);
mtk_dsi_start(dsi);
diff --git a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c
index c4a0165..fd84914 100644
--- a/drivers/gpu/drm/mediatek/mtk_mipi_tx.c
+++ b/drivers/gpu/drm/mediatek/mtk_mipi_tx.c
@@ -134,7 +134,7 @@ struct mtk_mipitx_data {
struct mtk_mipi_tx {
struct device *dev;
void __iomem *regs;
- unsigned int data_rate;
+ u32 data_rate;
const struct mtk_mipitx_data *driver_data;
struct clk_hw pll_hw;
struct clk *pll;
@@ -172,7 +172,7 @@ static void mtk_mipi_tx_update_bits(struct mtk_mipi_tx *mipi_tx, u32 offset,
static int mtk_mipi_tx_pll_prepare(struct clk_hw *hw)
{
struct mtk_mipi_tx *mipi_tx = mtk_mipi_tx_from_clk_hw(hw);
- unsigned int txdiv, txdiv0, txdiv1;
+ u8 txdiv, txdiv0, txdiv1;
u64 pcw;
dev_dbg(mipi_tx->dev, "prepare: %u Hz\n", mipi_tx->data_rate);
@@ -326,7 +326,7 @@ static unsigned long mtk_mipi_tx_pll_recalc_rate(struct clk_hw *hw,
static int mtk_mipi_tx_power_on_signal(struct phy *phy)
{
struct mtk_mipi_tx *mipi_tx = phy_get_drvdata(phy);
- unsigned int reg;
+ u32 reg;
for (reg = MIPITX_DSI_CLOCK_LANE;
reg <= MIPITX_DSI_DATA_LANE3; reg += 4)
@@ -357,7 +357,7 @@ static int mtk_mipi_tx_power_on(struct phy *phy)
static void mtk_mipi_tx_power_off_signal(struct phy *phy)
{
struct mtk_mipi_tx *mipi_tx = phy_get_drvdata(phy);
- unsigned int reg;
+ u32 reg;
mtk_mipi_tx_set_bits(mipi_tx, MIPITX_DSI_TOP_CON,
RG_DSI_PAD_TIE_LOW_EN);
--
1.9.1
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