diff options
| author | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-02-12 20:08:41 +0000 |
|---|---|---|
| committer | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-02-12 22:12:45 +0000 |
| commit | 4e5527c9d1f373cb7dda6eec3af1d7b9659cdf85 (patch) | |
| tree | 2ee867025ca4fc64150feb9e78629e3b9e2888dc /drivers/video/via/lcd.c | |
| parent | 532f9169db21fbffd07cc44075c7ea1859c07806 (diff) | |
viafb: make SAMM to also work on LCD
This patch enables LCD to handle SAMM without dual fb.
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/via/lcd.c')
| -rw-r--r-- | drivers/video/via/lcd.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c index 5f3b4e394e82..02cfdc8d7edd 100644 --- a/drivers/video/via/lcd.c +++ b/drivers/video/via/lcd.c @@ -55,8 +55,7 @@ static void load_lcd_scaling(int set_hres, int set_vres, int panel_hres, int panel_vres); static void via_pitch_alignment_patch_lcd( struct lvds_setting_information *plvds_setting_info, - struct lvds_chip_information - *plvds_chip_info); + struct lvds_chip_information *plvds_chip_info, int hres); static void lcd_patch_skew_dvp0(struct lvds_setting_information *plvds_setting_info, struct lvds_chip_information *plvds_chip_info); @@ -456,14 +455,13 @@ static void load_lcd_scaling(int set_hres, int set_vres, int panel_hres, static void via_pitch_alignment_patch_lcd( struct lvds_setting_information *plvds_setting_info, - struct lvds_chip_information - *plvds_chip_info) + struct lvds_chip_information *plvds_chip_info, int hres) { unsigned char cr13, cr35, cr65, cr66, cr67; unsigned long dwScreenPitch = 0; unsigned long dwPitch; - dwPitch = plvds_setting_info->h_active * (plvds_setting_info->bpp >> 3); + dwPitch = hres * (plvds_setting_info->bpp >> 3); if (dwPitch & 0x1F) { dwScreenPitch = ((dwPitch + 31) & ~31) >> 3; if (plvds_setting_info->iga_path == IGA2) { @@ -548,13 +546,14 @@ static void lcd_patch_skew(struct lvds_setting_information } /* LCD Set Mode */ -void viafb_lcd_set_mode(struct lvds_setting_information *plvds_setting_info, +void viafb_lcd_set_mode(const struct fb_var_screeninfo *var, u16 cxres, + u16 cyres, struct lvds_setting_information *plvds_setting_info, struct lvds_chip_information *plvds_chip_info) { int set_iga = plvds_setting_info->iga_path; int mode_bpp = plvds_setting_info->bpp; - int set_hres = plvds_setting_info->h_active; - int set_vres = plvds_setting_info->v_active; + int set_hres = cxres ? cxres : var->xres; + int set_vres = cyres ? cyres : var->yres; int panel_hres = plvds_setting_info->lcd_panel_hres; int panel_vres = plvds_setting_info->lcd_panel_vres; u32 clock; @@ -613,7 +612,8 @@ void viafb_lcd_set_mode(struct lvds_setting_information *plvds_setting_info, viafb_write_reg_mask(CR6A, VIACR, 0x01, BIT0); /* Patch for non 32bit alignment mode */ - via_pitch_alignment_patch_lcd(plvds_setting_info, plvds_chip_info); + via_pitch_alignment_patch_lcd(plvds_setting_info, plvds_chip_info, + set_hres); } static void integrated_lvds_disable(struct lvds_setting_information |