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    Subject[PATCH 2/7] fbdev: atafb - Fix 16 bpp console
    Date
      - 16 bpp must use the cfb_*() ops
    - 16 bpp needs to set up info->pseudo_palette[] (was fbcon_cfb16_cmap[] in
    2.4.x)
    - Kill commented out 2.4.x fbcon remnants

    Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
    ---
    drivers/video/atafb.c | 74 ++++++++++++++++++++-----------------------------
    1 files changed, 30 insertions(+), 44 deletions(-)

    diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
    index b7646ad..f932c13 100644
    --- a/drivers/video/atafb.c
    +++ b/drivers/video/atafb.c
    @@ -149,6 +149,7 @@ static struct atafb_par {
    short mono;
    short ste_mode;
    short bpp;
    + u32 pseudo_palette[16];
    } falcon;
    #endif
    /* Nothing needed for external mode */
    @@ -885,10 +886,6 @@ static int vdl_prescale[4][3] = {
    /* Default hsync timing [mon_type] in picoseconds */
    static long h_syncs[4] = { 3000000, 4875000, 4000000, 4875000 };

    -#ifdef FBCON_HAS_CFB16
    -static u16 fbcon_cfb16_cmap[16];
    -#endif
    -
    static inline int hxx_prescale(struct falcon_hw *hw)
    {
    return hw->ste_mode ? 16
    @@ -1736,10 +1733,10 @@ static int falcon_setcolreg(unsigned int regno, unsigned int red,
    (((red & 0xe000) >> 13) | ((red & 0x1000) >> 12) << 8) |
    (((green & 0xe000) >> 13) | ((green & 0x1000) >> 12) << 4) |
    ((blue & 0xe000) >> 13) | ((blue & 0x1000) >> 12);
    -#ifdef FBCON_HAS_CFB16
    - fbcon_cfb16_cmap[regno] = ((red & 0xf800) |
    - ((green & 0xfc00) >> 5) |
    - ((blue & 0xf800) >> 11));
    +#ifdef ATAFB_FALCON
    + ((u32 *)info->pseudo_palette)[regno] = ((red & 0xf800) |
    + ((green & 0xfc00) >> 5) |
    + ((blue & 0xf800) >> 11));
    #endif
    }
    return 0;
    @@ -2447,42 +2444,6 @@ static void atafb_set_disp(struct fb_info *info)
    atafb_get_fix(&info->fix, info);

    info->screen_base = (void *)info->fix.smem_start;
    -
    - switch (info->fix.type) {
    - case FB_TYPE_INTERLEAVED_PLANES:
    - switch (info->var.bits_per_pixel) {
    - case 2:
    - // display->dispsw = &fbcon_iplan2p2;
    - break;
    - case 4:
    - // display->dispsw = &fbcon_iplan2p4;
    - break;
    - case 8:
    - // display->dispsw = &fbcon_iplan2p8;
    - break;
    - }
    - break;
    - case FB_TYPE_PACKED_PIXELS:
    - switch (info->var.bits_per_pixel) {
    -#ifdef FBCON_HAS_MFB
    - case 1:
    - // display->dispsw = &fbcon_mfb;
    - break;
    -#endif
    -#ifdef FBCON_HAS_CFB8
    - case 8:
    - // display->dispsw = &fbcon_cfb8;
    - break;
    -#endif
    -#ifdef FBCON_HAS_CFB16
    - case 16:
    - // display->dispsw = &fbcon_cfb16;
    - // display->dispsw_data = fbcon_cfb16_cmap;
    - break;
    -#endif
    - }
    - break;
    - }
    }

    static int atafb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
    @@ -2553,6 +2514,13 @@ static void atafb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
    if (!rect->width || !rect->height)
    return;

    +#ifdef ATAFB_FALCON
    + if (info->var.bits_per_pixel == 16) {
    + cfb_fillrect(info, rect);
    + return;
    + }
    +#endif
    +
    /*
    * We could use hardware clipping but on many cards you get around
    * hardware clipping by writing to framebuffer directly.
    @@ -2587,6 +2555,13 @@ static void atafb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
    u32 dx, dy, sx, sy, width, height;
    int rev_copy = 0;

    +#ifdef ATAFB_FALCON
    + if (info->var.bits_per_pixel == 16) {
    + cfb_copyarea(info, area);
    + return;
    + }
    +#endif
    +
    /* clip the destination */
    x2 = area->dx + area->width;
    y2 = area->dy + area->height;
    @@ -2636,6 +2611,13 @@ static void atafb_imageblit(struct fb_info *info, const struct fb_image *image)
    const char *src;
    u32 dx, dy, width, height, pitch;

    +#ifdef ATAFB_FALCON
    + if (info->var.bits_per_pixel == 16) {
    + cfb_imageblit(info, image);
    + return;
    + }
    +#endif
    +
    /*
    * We could use hardware clipping but on many cards you get around
    * hardware clipping by writing to framebuffer directly like we are
    @@ -3229,6 +3211,10 @@ int __init atafb_init(void)
    // tries to read from HW which may not be initialized yet
    // so set sane var first, then call atafb_set_par
    atafb_get_var(&fb_info.var, &fb_info);
    +
    +#ifdef ATAFB_FALCON
    + fb_info.pseudo_palette = current_par.hw.falcon.pseudo_palette;
    +#endif
    fb_info.flags = FBINFO_FLAG_DEFAULT;

    if (!fb_find_mode(&fb_info.var, &fb_info, mode_option, atafb_modedb,
    --
    1.5.6.5


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