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| author |   Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2011-03-16 16:31:32 +0000 |
|---|---|---|
| committer | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2011-03-16 21:42:00 +0000 |
| commit | 726abbc7957a2feeaf6f5e3d72579b3fd0211134 (patch) | |
| tree | 04eab2f66ab63a8aae8051ccd34aaa433a8e41a9 /drivers/video/via/hw.c | |
| parent | Merge branch 'viafb-pll' into viafb-next (diff) | |
| download | linux-dev-726abbc7957a2feeaf6f5e3d72579b3fd0211134.tar.xz linux-dev-726abbc7957a2feeaf6f5e3d72579b3fd0211134.zip | |
viafb: refresh rate bug collection
This patch fixes multiple issues with the handling of refresh rates
especially for multi-display setups. If you experienced problems
with wrong refresh rates this patch might fix them.
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/via/hw.c')
| -rw-r--r-- | drivers/video/via/hw.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c index 5728fd76bc11..dc4c778877ce 100644 --- a/drivers/video/via/hw.c +++ b/drivers/video/via/hw.c @@ -2002,13 +2002,15 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table, int i; int index = 0; int h_addr, v_addr; - u32 pll_D_N, clock; + u32 pll_D_N, clock, refresh = viafb_refresh; + + if (viafb_SAMM_ON && set_iga == IGA2) + refresh = viafb_refresh1; for (i = 0; i < video_mode->mode_array; i++) { index = i; - if (crt_table[i].refresh_rate == viaparinfo-> - crt_setting_info->refresh_rate) + if (crt_table[i].refresh_rate == refresh) break; } @@ -2019,7 +2021,7 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table, if ((viafb_LCD_ON | viafb_DVI_ON) && video_mode->crtc[0].crtc.hor_addr == 640 && video_mode->crtc[0].crtc.ver_addr == 480 - && viaparinfo->crt_setting_info->refresh_rate == 60) { + && refresh == 60) { /* The border is 8 pixels. */ crt_reg.hor_blank_start = crt_reg.hor_blank_start - 8; @@ -2070,7 +2072,6 @@ void __devinit viafb_init_chip_info(int chip_type) init_lvds_chip_info(); viaparinfo->crt_setting_info->iga_path = IGA1; - viaparinfo->crt_setting_info->refresh_rate = viafb_refresh; /*Set IGA path for each device */ viafb_set_iga_path(); @@ -2083,13 +2084,9 @@ void __devinit viafb_init_chip_info(int chip_type) viaparinfo->lvds_setting_info->lcd_mode; } -void viafb_update_device_setting(int hres, int vres, - int bpp, int vmode_refresh, int flag) +void viafb_update_device_setting(int hres, int vres, int bpp, int flag) { if (flag == 0) { - viaparinfo->crt_setting_info->refresh_rate = - vmode_refresh; - viaparinfo->tmds_setting_info->h_active = hres; viaparinfo->tmds_setting_info->v_active = vres; |