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Diffstat (limited to 'drivers/video/via/hw.c')
-rw-r--r--drivers/video/via/hw.c45
1 files changed, 11 insertions, 34 deletions
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c
index c5e7833a5ae5..5e69c203163c 100644
--- a/drivers/video/via/hw.c
+++ b/drivers/video/via/hw.c
@@ -2035,40 +2035,24 @@ int viafb_setmode(struct VideoModeTable *vmode_tbl, int video_bpp,
int viafb_get_pixclock(int hres, int vres, int vmode_refresh)
{
- int i;
struct crt_mode_table *best;
- struct VideoModeTable *vmode = viafb_get_mode(hres, vres);
- if (!vmode)
+ best = viafb_get_best_mode(hres, vres, vmode_refresh);
+ if (!best)
return RES_640X480_60HZ_PIXCLOCK;
- best = &vmode->crtc[0];
- for (i = 1; i < vmode->mode_array; i++) {
- if (abs(vmode->crtc[i].refresh_rate - vmode_refresh)
- < abs(best->refresh_rate - vmode_refresh))
- best = &vmode->crtc[i];
- }
-
return 1000000000 / (best->crtc.hor_total * best->crtc.ver_total)
* 1000 / best->refresh_rate;
}
int viafb_get_refresh(int hres, int vres, u32 long_refresh)
{
- int i;
struct crt_mode_table *best;
- struct VideoModeTable *vmode = viafb_get_mode(hres, vres);
- if (!vmode)
+ best = viafb_get_best_mode(hres, vres, long_refresh);
+ if (!best)
return 60;
- best = &vmode->crtc[0];
- for (i = 1; i < vmode->mode_array; i++) {
- if (abs(vmode->crtc[i].refresh_rate - long_refresh)
- < abs(best->refresh_rate - long_refresh))
- best = &vmode->crtc[i];
- }
-
if (abs(best->refresh_rate - long_refresh) > 3) {
if (hres == 1200 && vres == 900)
return 49; /* OLPC DCON only supports 50 Hz */
@@ -2170,21 +2154,14 @@ void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
}
/*According var's xres, yres fill var's other timing information*/
-void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
- struct VideoModeTable *vmode_tbl)
+void viafb_fill_var_timing_info(struct fb_var_screeninfo *var,
+ struct crt_mode_table *mode)
{
- struct crt_mode_table *crt_timing = NULL;
struct display_timing crt_reg;
- int i = 0, index = 0;
- crt_timing = vmode_tbl->crtc;
- for (i = 0; i < vmode_tbl->mode_array; i++) {
- index = i;
- if (crt_timing[i].refresh_rate == refresh)
- break;
- }
- crt_reg = crt_timing[index].crtc;
- var->pixclock = viafb_get_pixclock(var->xres, var->yres, refresh);
+ crt_reg = mode->crtc;
+ var->pixclock = viafb_get_pixclock(var->xres, var->yres,
+ mode->refresh_rate);
var->left_margin =
crt_reg.hor_total - (crt_reg.hor_sync_start + crt_reg.hor_sync_end);
var->right_margin = crt_reg.hor_sync_start - crt_reg.hor_addr;
@@ -2194,8 +2171,8 @@ void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
var->lower_margin = crt_reg.ver_sync_start - crt_reg.ver_addr;
var->vsync_len = crt_reg.ver_sync_end;
var->sync = 0;
- if (crt_timing[index].h_sync_polarity == POSITIVE)
+ if (mode->h_sync_polarity == POSITIVE)
var->sync |= FB_SYNC_HOR_HIGH_ACT;
- if (crt_timing[index].v_sync_polarity == POSITIVE)
+ if (mode->v_sync_polarity == POSITIVE)
var->sync |= FB_SYNC_VERT_HIGH_ACT;
}
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