diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/video/via/dvi.c | 25 | ||||
-rw-r--r-- | drivers/video/via/hw.c | 132 | ||||
-rw-r--r-- | drivers/video/via/hw.h | 9 | ||||
-rw-r--r-- | drivers/video/via/lcd.c | 10 | ||||
-rw-r--r-- | drivers/video/via/viafbdev.c | 16 | ||||
-rw-r--r-- | drivers/video/via/vt1636.c | 56 |
6 files changed, 137 insertions, 111 deletions
diff --git a/drivers/video/via/dvi.c b/drivers/video/via/dvi.c index 7c82f6fda918..84e21b39dd0b 100644 --- a/drivers/video/via/dvi.c +++ b/drivers/video/via/dvi.c @@ -470,26 +470,6 @@ static void __devinit dvi_get_panel_size_from_DDCv2( void viafb_dvi_disable(void) { if (viaparinfo->chip_info-> - tmds_chip_info.output_interface == INTERFACE_DVP0) - viafb_write_reg(SR1E, VIASR, - viafb_read_reg(VIASR, SR1E) & (~0xC0)); - - if (viaparinfo->chip_info-> - tmds_chip_info.output_interface == INTERFACE_DVP1) - viafb_write_reg(SR1E, VIASR, - viafb_read_reg(VIASR, SR1E) & (~0x30)); - - if (viaparinfo->chip_info-> - tmds_chip_info.output_interface == INTERFACE_DFP_HIGH) - viafb_write_reg(SR2A, VIASR, - viafb_read_reg(VIASR, SR2A) & (~0x0C)); - - if (viaparinfo->chip_info-> - tmds_chip_info.output_interface == INTERFACE_DFP_LOW) - viafb_write_reg(SR2A, VIASR, - viafb_read_reg(VIASR, SR2A) & (~0x03)); - - if (viaparinfo->chip_info-> tmds_chip_info.output_interface == INTERFACE_TMDS) /* Turn off TMDS power. */ viafb_write_reg(CRD2, VIACR, @@ -571,7 +551,6 @@ void viafb_dvi_enable(void) case INTERFACE_DVP0: viafb_write_reg_mask(CR6B, VIACR, 0x01, BIT0); viafb_write_reg_mask(CR6C, VIACR, 0x21, BIT0 + BIT5); - viafb_write_reg_mask(SR1E, VIASR, 0xC0, BIT7 + BIT6); dvi_patch_skew_dvp0(); if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) tmds_register_write(0x88, 0x3b); @@ -585,7 +564,6 @@ void viafb_dvi_enable(void) if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) viafb_write_reg_mask(CR93, VIACR, 0x21, BIT0 + BIT5); - viafb_write_reg_mask(SR1E, VIASR, 0x30, BIT4 + BIT5); /*fix dvi cann't be enabled with MB VT5718C4 - Al Zhang */ if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) tmds_register_write(0x88, 0x3b); @@ -616,14 +594,13 @@ void viafb_dvi_enable(void) if (viaparinfo->chip_info->gfx_chip_name != UNICHROME_CLE266) via_write_reg_mask(VIACR, CR97, 0x03, 0x03); - viafb_write_reg_mask(SR2A, VIASR, 0x0C, BIT2 + BIT3); via_write_reg_mask(VIACR, 0x91, 0x00, 0x20); break; case INTERFACE_DFP_LOW: if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) break; - viafb_write_reg_mask(SR2A, VIASR, 0x03, BIT0 + BIT1); + dvi_patch_skew_dvp_low(); via_write_reg_mask(VIACR, 0x91, 0x00, 0x20); break; diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c index e65edcea46eb..132d811525ed 100644 --- a/drivers/video/via/hw.c +++ b/drivers/video/via/hw.c @@ -1036,6 +1036,121 @@ void via_set_source(u32 devices, u8 iga) set_lvds2_source(iga); } +static void set_crt_state(u8 state) +{ + u8 value; + + switch (state) { + case VIA_STATE_ON: + value = 0x00; + break; + case VIA_STATE_STANDBY: + value = 0x10; + break; + case VIA_STATE_SUSPEND: + value = 0x20; + break; + case VIA_STATE_OFF: + value = 0x30; + break; + default: + return; + } + + via_write_reg_mask(VIACR, 0x36, value, 0x30); +} + +static void set_96_state(u8 state) +{ + u8 value; + + switch (state) { + case VIA_STATE_ON: + value = 0xC0; + break; + case VIA_STATE_OFF: + value = 0x00; + break; + default: + return; + } + + via_write_reg_mask(VIASR, 0x1E, value, 0xC0); +} + +static void set_dvp1_state(u8 state) +{ + u8 value; + + switch (state) { + case VIA_STATE_ON: + value = 0x30; + break; + case VIA_STATE_OFF: + value = 0x00; + break; + default: + return; + } + + via_write_reg_mask(VIASR, 0x1E, value, 0x30); +} + +static void set_lvds1_state(u8 state) +{ + u8 value; + + switch (state) { + case VIA_STATE_ON: + value = 0x03; + break; + case VIA_STATE_OFF: + value = 0x00; + break; + default: + return; + } + + via_write_reg_mask(VIASR, 0x2A, value, 0x03); +} + +static void set_lvds2_state(u8 state) +{ + u8 value; + + switch (state) { + case VIA_STATE_ON: + value = 0x0C; + break; + case VIA_STATE_OFF: + value = 0x00; + break; + default: + return; + } + + via_write_reg_mask(VIASR, 0x2A, value, 0x0C); +} + +void via_set_state(u32 devices, u8 state) +{ + /* + TODO: Can we enable/disable these devices? How? + if (devices & VIA_6C) + if (devices & VIA_93) + */ + if (devices & VIA_96) + set_96_state(state); + if (devices & VIA_CRT) + set_crt_state(state); + if (devices & VIA_DVP1) + set_dvp1_state(state); + if (devices & VIA_LVDS1) + set_lvds1_state(state); + if (devices & VIA_LVDS2) + set_lvds2_state(state); +} + u32 via_parse_odev(char *input, char **end) { char *ptr = input; @@ -2224,6 +2339,8 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp, { int i, j; int port; + u32 devices = viaparinfo->shared->iga1_devices + | viaparinfo->shared->iga2_devices; u8 value, index, mask; struct crt_mode_table *crt_timing; struct crt_mode_table *crt_timing1 = NULL; @@ -2271,6 +2388,7 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp, } device_off(); + via_set_state(devices, VIA_STATE_OFF); /* Fill VPIT Parameters */ /* Write Misc Register */ @@ -2430,6 +2548,7 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp, viafb_DeviceStatus = CRT_Device; } device_on(); + via_set_state(devices, VIA_STATE_ON); device_screen_on(); return 1; } @@ -2470,31 +2589,18 @@ int viafb_get_refresh(int hres, int vres, u32 long_refresh) static void device_off(void) { - viafb_crt_disable(); viafb_dvi_disable(); viafb_lcd_disable(); } static void device_on(void) { - if (viafb_CRT_ON == 1) - viafb_crt_enable(); if (viafb_DVI_ON == 1) viafb_dvi_enable(); if (viafb_LCD_ON == 1) viafb_lcd_enable(); } -void viafb_crt_disable(void) -{ - viafb_write_reg_mask(CR36, VIACR, BIT5 + BIT4, BIT5 + BIT4); -} - -void viafb_crt_enable(void) -{ - viafb_write_reg_mask(CR36, VIACR, 0x0, BIT5 + BIT4); -} - static void enable_second_display_channel(void) { /* to enable second display channel. */ diff --git a/drivers/video/via/hw.h b/drivers/video/via/hw.h index 657dbd64a089..b067cbb45ebf 100644 --- a/drivers/video/via/hw.h +++ b/drivers/video/via/hw.h @@ -41,6 +41,12 @@ #define VIA_LVDS1 0x00000040 #define VIA_LVDS2 0x00000080 +/* VIA output device power states */ +#define VIA_STATE_ON 0 +#define VIA_STATE_STANDBY 1 +#define VIA_STATE_SUSPEND 2 +#define VIA_STATE_OFF 3 + /*************************************************** * Definition IGA1 Design Method of CRTC Registers * ****************************************************/ @@ -904,9 +910,8 @@ void viafb_set_vclock(u32 CLK, int set_iga); void viafb_load_reg(int timing_value, int viafb_load_reg_num, struct io_register *reg, int io_type); -void viafb_crt_disable(void); -void viafb_crt_enable(void); void via_set_source(u32 devices, u8 iga); +void via_set_state(u32 devices, u8 state); u32 via_parse_odev(char *input, char **end); void via_odev_to_seq(struct seq_file *m, u32 odev); void init_ad9389(void); diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c index b7d55350be06..de19e4777daf 100644 --- a/drivers/video/via/lcd.c +++ b/drivers/video/via/lcd.c @@ -703,9 +703,6 @@ static void integrated_lvds_disable(struct lvds_setting_information viafb_write_reg_mask(CR91, VIACR, 0xC0, BIT6 + BIT7); } - /* Turn DFP High/Low Pad off. */ - viafb_write_reg_mask(SR2A, VIASR, 0, BIT0 + BIT1 + BIT2 + BIT3); - /* Power off LVDS channel. */ switch (plvds_chip_info->output_interface) { case INTERFACE_LVDS0: @@ -761,9 +758,6 @@ static void integrated_lvds_enable(struct lvds_setting_information break; } - /* Turn DFP High/Low pad on. */ - viafb_write_reg_mask(SR2A, VIASR, 0x0F, BIT0 + BIT1 + BIT2 + BIT3); - /* Power on LVDS channel. */ switch (plvds_chip_info->output_interface) { case INTERFACE_LVDS0: @@ -812,8 +806,6 @@ void viafb_lcd_disable(void) viafb_disable_lvds_vt1636(viaparinfo->lvds_setting_info, &viaparinfo->chip_info->lvds_chip_info); } else { - /* DFP-HL pad off */ - viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x0F); /* Backlight off */ viafb_write_reg_mask(SR3D, VIASR, 0x00, 0x20); /* 24 bit DI data paht off */ @@ -879,8 +871,6 @@ void viafb_lcd_enable(void) viafb_enable_lvds_vt1636(viaparinfo->lvds_setting_info, &viaparinfo->chip_info->lvds_chip_info); } else { - /* DFP-HL pad on */ - viafb_write_reg_mask(SR2A, VIASR, 0x0F, 0x0F); /* Backlight on */ viafb_write_reg_mask(SR3D, VIASR, 0x20, 0x20); /* 24 bit DI data paht on */ diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c index 80ce43a318bb..164c6ea603d2 100644 --- a/drivers/video/via/viafbdev.c +++ b/drivers/video/via/viafbdev.c @@ -332,22 +332,22 @@ static int viafb_blank(int blank_mode, struct fb_info *info) case FB_BLANK_UNBLANK: /* Screen: On, HSync: On, VSync: On */ /* control CRT monitor power management */ - viafb_write_reg_mask(CR36, VIACR, 0x00, BIT4 + BIT5); + via_set_state(VIA_CRT, VIA_STATE_ON); break; case FB_BLANK_HSYNC_SUSPEND: /* Screen: Off, HSync: Off, VSync: On */ /* control CRT monitor power management */ - viafb_write_reg_mask(CR36, VIACR, 0x10, BIT4 + BIT5); + via_set_state(VIA_CRT, VIA_STATE_STANDBY); break; case FB_BLANK_VSYNC_SUSPEND: /* Screen: Off, HSync: On, VSync: Off */ /* control CRT monitor power management */ - viafb_write_reg_mask(CR36, VIACR, 0x20, BIT4 + BIT5); + via_set_state(VIA_CRT, VIA_STATE_SUSPEND); break; case FB_BLANK_POWERDOWN: /* Screen: Off, HSync: Off, VSync: Off */ /* control CRT monitor power management */ - viafb_write_reg_mask(CR36, VIACR, 0x30, BIT4 + BIT5); + via_set_state(VIA_CRT, VIA_STATE_OFF); break; } @@ -457,7 +457,7 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg) if (copy_from_user(&gpu32, argp, sizeof(gpu32))) return -EFAULT; if (gpu32 & CRT_Device) - viafb_crt_enable(); + via_set_state(VIA_CRT, VIA_STATE_ON); if (gpu32 & DVI_Device) viafb_dvi_enable(); if (gpu32 & LCD_Device) @@ -467,7 +467,7 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg) if (copy_from_user(&gpu32, argp, sizeof(gpu32))) return -EFAULT; if (gpu32 & CRT_Device) - viafb_crt_disable(); + via_set_state(VIA_CRT, VIA_STATE_OFF); if (gpu32 & DVI_Device) viafb_dvi_disable(); if (gpu32 & LCD_Device) @@ -1487,7 +1487,9 @@ static ssize_t viafb_iga1_odev_proc_write(struct file *file, dev_on = dev_new & ~dev_old; viaparinfo->shared->iga1_devices = dev_new; viaparinfo->shared->iga2_devices &= ~dev_new; + via_set_state(dev_off, VIA_STATE_OFF); via_set_source(dev_new, IGA1); + via_set_state(dev_on, VIA_STATE_ON); return res; } @@ -1525,7 +1527,9 @@ static ssize_t viafb_iga2_odev_proc_write(struct file *file, dev_on = dev_new & ~dev_old; viaparinfo->shared->iga2_devices = dev_new; viaparinfo->shared->iga1_devices &= ~dev_new; + via_set_state(dev_off, VIA_STATE_OFF); via_set_source(dev_new, IGA2); + via_set_state(dev_on, VIA_STATE_ON); return res; } diff --git a/drivers/video/via/vt1636.c b/drivers/video/via/vt1636.c index d65bf1aee87c..90aad12c2c4d 100644 --- a/drivers/video/via/vt1636.c +++ b/drivers/video/via/vt1636.c @@ -92,34 +92,6 @@ void viafb_enable_lvds_vt1636(struct lvds_setting_information viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info, VDD_ON_TBL_VT1636[0]); - - /* Pad on: */ - switch (plvds_chip_info->output_interface) { - case INTERFACE_DVP0: - { - viafb_write_reg_mask(SR1E, VIASR, 0xC0, 0xC0); - break; - } - - case INTERFACE_DVP1: - { - viafb_write_reg_mask(SR1E, VIASR, 0x30, 0x30); - break; - } - - case INTERFACE_DFP_LOW: - { - viafb_write_reg_mask(SR2A, VIASR, 0x03, 0x03); - break; - } - - case INTERFACE_DFP_HIGH: - { - viafb_write_reg_mask(SR2A, VIASR, 0x03, 0x0C); - break; - } - - } } void viafb_disable_lvds_vt1636(struct lvds_setting_information @@ -129,34 +101,6 @@ void viafb_disable_lvds_vt1636(struct lvds_setting_information viafb_gpio_i2c_write_mask_lvds(plvds_setting_info, plvds_chip_info, VDD_OFF_TBL_VT1636[0]); - - /* Pad off: */ - switch (plvds_chip_info->output_interface) { - case INTERFACE_DVP0: - { - viafb_write_reg_mask(SR1E, VIASR, 0x00, 0xC0); - break; - } - - case INTERFACE_DVP1: - { - viafb_write_reg_mask(SR1E, VIASR, 0x00, 0x30); - break; - } - - case INTERFACE_DFP_LOW: - { - viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x03); - break; - } - - case INTERFACE_DFP_HIGH: - { - viafb_write_reg_mask(SR2A, VIASR, 0x00, 0x0C); - break; - } - - } } bool viafb_lvds_identify_vt1636(u8 i2c_adapter) |