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path: root/drivers/video/via/lcd.c
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Diffstat (limited to 'drivers/video/via/lcd.c')
-rw-r--r--drivers/video/via/lcd.c23
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c
index 64bc7e763103..6e06981d638b 100644
--- a/drivers/video/via/lcd.c
+++ b/drivers/video/via/lcd.c
@@ -48,7 +48,6 @@ static struct _lcd_scaling_factor lcd_scaling_factor_CLE = {
{LCD_VER_SCALING_FACTOR_REG_NUM_CLE, {{CR78, 0, 7}, {CR79, 6, 7} } }
};
-static int check_lvds_chip(int device_id_subaddr, int device_id);
static bool lvds_identify_integratedlvds(void);
static void __devinit fp_id_to_vindex(int panel_id);
static int lvds_register_read(int index);
@@ -84,12 +83,9 @@ static struct display_timing lcd_centering_timging(struct display_timing
mode_crt_reg,
struct display_timing panel_crt_reg);
-static int check_lvds_chip(int device_id_subaddr, int device_id)
+static inline bool check_lvds_chip(int device_id_subaddr, int device_id)
{
- if (lvds_register_read(device_id_subaddr) == device_id)
- return OK;
- else
- return FAIL;
+ return lvds_register_read(device_id_subaddr) == device_id;
}
void __devinit viafb_init_lcd_size(void)
@@ -150,7 +146,7 @@ static bool lvds_identify_integratedlvds(void)
return true;
}
-int __devinit viafb_lvds_trasmitter_identify(void)
+bool __devinit viafb_lvds_trasmitter_identify(void)
{
if (viafb_lvds_identify_vt1636(VIA_PORT_31)) {
viaparinfo->chip_info->lvds_chip_info.i2c_port = VIA_PORT_31;
@@ -175,20 +171,20 @@ int __devinit viafb_lvds_trasmitter_identify(void)
viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr =
VT1631_LVDS_I2C_ADDR;
- if (check_lvds_chip(VT1631_DEVICE_ID_REG, VT1631_DEVICE_ID) != FAIL) {
+ if (check_lvds_chip(VT1631_DEVICE_ID_REG, VT1631_DEVICE_ID)) {
DEBUG_MSG(KERN_INFO "\n VT1631 LVDS ! \n");
DEBUG_MSG(KERN_INFO "\n %2d",
viaparinfo->chip_info->lvds_chip_info.lvds_chip_name);
DEBUG_MSG(KERN_INFO "\n %2d",
viaparinfo->chip_info->lvds_chip_info.lvds_chip_name);
- return OK;
+ return true;
}
viaparinfo->chip_info->lvds_chip_info.lvds_chip_name =
NON_LVDS_TRANSMITTER;
viaparinfo->chip_info->lvds_chip_info.lvds_chip_slave_addr =
VT1631_LVDS_I2C_ADDR;
- return FAIL;
+ return false;
}
static void __devinit fp_id_to_vindex(int panel_id)
@@ -562,7 +558,7 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
int set_vres = plvds_setting_info->v_active;
int panel_hres = plvds_setting_info->lcd_panel_hres;
int panel_vres = plvds_setting_info->lcd_panel_vres;
- u32 pll_D_N, clock;
+ u32 clock;
struct display_timing mode_crt_reg, panel_crt_reg;
struct crt_mode_table *panel_crt_table = NULL;
struct VideoModeTable *vmode_tbl = viafb_get_mode(panel_hres,
@@ -613,10 +609,7 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
viafb_load_FIFO_reg(set_iga, set_hres, set_vres);
fill_lcd_format();
-
- pll_D_N = viafb_get_clk_value(clock);
- DEBUG_MSG(KERN_INFO "PLL=0x%x", pll_D_N);
- viafb_set_vclock(pll_D_N, set_iga);
+ viafb_set_vclock(clock, set_iga);
lcd_patch_skew(plvds_setting_info, plvds_chip_info);
/* If K8M800, enable LCD Prefetch Mode. */