diff options
Diffstat (limited to 'drivers/video/via/dvi.c')
-rw-r--r-- | drivers/video/via/dvi.c | 56 |
1 files changed, 10 insertions, 46 deletions
diff --git a/drivers/video/via/dvi.c b/drivers/video/via/dvi.c index 67b36932212..92f75934e12 100644 --- a/drivers/video/via/dvi.c +++ b/drivers/video/via/dvi.c @@ -23,8 +23,6 @@ static void tmds_register_write(int index, u8 data); static int tmds_register_read(int index); static int tmds_register_read_bytes(int index, u8 *buff, int buff_len); -static int check_reduce_blanking_mode(int mode_index, - int refresh_rate); static int dvi_get_panel_size_from_DDCv1(void); static int dvi_get_panel_size_from_DDCv2(void); static unsigned char dvi_get_panel_info(void); @@ -189,42 +187,14 @@ static int tmds_register_read_bytes(int index, u8 *buff, int buff_len) return 0; } -static int check_reduce_blanking_mode(int mode_index, - int refresh_rate) -{ - if (refresh_rate != 60) - return false; - - switch (mode_index) { - /* Following modes have reduce blanking mode. */ - case VIA_RES_1360X768: - case VIA_RES_1400X1050: - case VIA_RES_1440X900: - case VIA_RES_1600X900: - case VIA_RES_1680X1050: - case VIA_RES_1920X1080: - case VIA_RES_1920X1200: - break; - - default: - DEBUG_MSG(KERN_INFO - "This dvi mode %d have no reduce blanking mode!\n", - mode_index); - return false; - } - - return true; -} - /* DVI Set Mode */ -void viafb_dvi_set_mode(int video_index, int mode_bpp, int set_iga) +void viafb_dvi_set_mode(struct VideoModeTable *mode, int mode_bpp, + int set_iga) { - struct VideoModeTable *videoMode = NULL; + struct VideoModeTable *rb_mode; struct crt_mode_table *pDviTiming; unsigned long desirePixelClock, maxPixelClock; - int status = 0; - videoMode = viafb_get_modetbl_pointer(video_index); - pDviTiming = videoMode->crtc; + pDviTiming = mode->crtc; desirePixelClock = pDviTiming->clk / 1000000; maxPixelClock = (unsigned long)viaparinfo-> tmds_setting_info->max_pixel_clock; @@ -232,20 +202,14 @@ void viafb_dvi_set_mode(int video_index, int mode_bpp, int set_iga) DEBUG_MSG(KERN_INFO "\nDVI_set_mode!!\n"); if ((maxPixelClock != 0) && (desirePixelClock > maxPixelClock)) { - /*Check if reduce-blanking mode is exist */ - status = - check_reduce_blanking_mode(video_index, - pDviTiming->refresh_rate); - if (status) { - video_index += 100; /*Use reduce-blanking mode */ - videoMode = viafb_get_modetbl_pointer(video_index); - pDviTiming = videoMode->crtc; - DEBUG_MSG(KERN_INFO - "DVI use reduce blanking mode %d!!\n", - video_index); + rb_mode = viafb_get_rb_mode(mode->crtc[0].crtc.hor_addr, + mode->crtc[0].crtc.ver_addr); + if (rb_mode) { + mode = rb_mode; + pDviTiming = rb_mode->crtc; } } - viafb_fill_crtc_timing(pDviTiming, video_index, mode_bpp / 8, set_iga); + viafb_fill_crtc_timing(pDviTiming, mode, mode_bpp / 8, set_iga); viafb_set_output_path(DEVICE_DVI, set_iga, viaparinfo->chip_info->tmds_chip_info.output_interface); } |