diff options
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/s3c-fb.c | 14 | ||||
| -rw-r--r-- | drivers/video/via/accel.c | 5 | ||||
| -rw-r--r-- | drivers/video/via/viafbdev.c | 11 |
3 files changed, 18 insertions, 12 deletions
diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c index adf9632c6b1..53cb722c45a 100644 --- a/drivers/video/s3c-fb.c +++ b/drivers/video/s3c-fb.c @@ -211,21 +211,23 @@ static int s3c_fb_check_var(struct fb_var_screeninfo *var, /** * s3c_fb_calc_pixclk() - calculate the divider to create the pixel clock. - * @id: window id. * @sfb: The hardware state. * @pixclock: The pixel clock wanted, in picoseconds. * * Given the specified pixel clock, work out the necessary divider to get * close to the output frequency. */ -static int s3c_fb_calc_pixclk(unsigned char id, struct s3c_fb *sfb, unsigned int pixclk) +static int s3c_fb_calc_pixclk(struct s3c_fb *sfb, unsigned int pixclk) { - struct s3c_fb_pd_win *win = sfb->pdata->win[id]; unsigned long clk = clk_get_rate(sfb->bus_clk); + unsigned long long tmp; unsigned int result; - pixclk *= win->win_mode.refresh; - result = clk / pixclk; + tmp = (unsigned long long)clk; + tmp *= pixclk; + + do_div(tmp, 1000000000UL); + result = (unsigned int)tmp / 1000; dev_dbg(sfb->dev, "pixclk=%u, clk=%lu, div=%d (%lu)\n", pixclk, clk, result, clk / result); @@ -301,7 +303,7 @@ static int s3c_fb_set_par(struct fb_info *info) /* use window 0 as the basis for the lcd output timings */ if (win_no == 0) { - clkdiv = s3c_fb_calc_pixclk(win_no, sfb, var->pixclock); + clkdiv = s3c_fb_calc_pixclk(sfb, var->pixclock); data = sfb->pdata->vidcon0; data &= ~(VIDCON0_CLKVAL_F_MASK | VIDCON0_CLKDIR); diff --git a/drivers/video/via/accel.c b/drivers/video/via/accel.c index 9d4f3a49ba4..d5077dfa9e0 100644 --- a/drivers/video/via/accel.c +++ b/drivers/video/via/accel.c @@ -137,7 +137,7 @@ static int hw_bitblt_1(void __iomem *engine, u8 op, u32 width, u32 height, tmp, dst_pitch); return -EINVAL; } - tmp = (tmp >> 3) | (dst_pitch << (16 - 3)); + tmp = VIA_PITCH_ENABLE | (tmp >> 3) | (dst_pitch << (16 - 3)); writel(tmp, engine + 0x38); if (op == VIA_BITBLT_FILL) @@ -352,6 +352,9 @@ int viafb_init_engine(struct fb_info *info) viapar->shared->vq_vram_addr = viapar->fbmem_free; viapar->fbmem_used += VQ_SIZE; + /* Init 2D engine reg to reset 2D engine */ + writel(0x0, engine + VIA_REG_KEYCONTROL); + /* Init AGP and VQ regs */ switch (chip_name) { case UNICHROME_K8M890: diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c index d8df17a7d5f..3028e7ddc3b 100644 --- a/drivers/video/via/viafbdev.c +++ b/drivers/video/via/viafbdev.c @@ -177,16 +177,15 @@ static int viafb_set_par(struct fb_info *info) } if (vmode_index != VIA_RES_INVALID) { - viafb_setmode(vmode_index, info->var.xres, info->var.yres, - info->var.bits_per_pixel, vmode_index1, - viafb_second_xres, viafb_second_yres, viafb_bpp1); - viafb_update_fix(info); viafb_bpp = info->var.bits_per_pixel; if (info->var.accel_flags & FB_ACCELF_TEXT) info->flags &= ~FBINFO_HWACCEL_DISABLED; else info->flags |= FBINFO_HWACCEL_DISABLED; + viafb_setmode(vmode_index, info->var.xres, info->var.yres, + info->var.bits_per_pixel, vmode_index1, + viafb_second_xres, viafb_second_yres, viafb_bpp1); } return 0; @@ -872,7 +871,9 @@ static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor) if (info->flags & FBINFO_HWACCEL_DISABLED || info != viafbinfo) return -ENODEV; - if (chip_name == UNICHROME_CLE266 && viapar->iga_path == IGA2) + /* LCD ouput does not support hw cursors (at least on VN896) */ + if ((chip_name == UNICHROME_CLE266 && viapar->iga_path == IGA2) || + viafb_LCD_ON) return -ENODEV; viafb_show_hw_cursor(info, HW_Cursor_OFF); |