On Tue, Dec 03, 2019 at 06:38:44PM +0200, Jani Nikula wrote:
> Avoid modifying the fb_ops via info->fbops to let us make the pointer
> const in the future. Drop the unnecessary EXPORT_SYMBOL() while at it.
>
> Cc: linux-fb...@vger.kernel.org
> Signed-off-by: Jani Nikula <jani.nik...@intel.com>
> ---
> drivers/video/fbdev/mb862xx/mb862xxfb.h | 2 +-
> drivers/video/fbdev/mb862xx/mb862xxfb_accel.c | 15 +++++++--------
> drivers/video/fbdev/mb862xx/mb862xxfbdrv.c | 4 +++-
> 3 files changed, 11 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/video/fbdev/mb862xx/mb862xxfb.h
> b/drivers/video/fbdev/mb862xx/mb862xxfb.h
> index 50bc9b584ca1..52a77ea4e849 100644
> --- a/drivers/video/fbdev/mb862xx/mb862xxfb.h
> +++ b/drivers/video/fbdev/mb862xx/mb862xxfb.h
> @@ -89,7 +89,7 @@ struct mb862xxfb_par {
> u32 pseudo_palette[16];
> };
>
> -extern void mb862xxfb_init_accel(struct fb_info *info, int xres);
> +extern void mb862xxfb_init_accel(struct fb_info *info, struct fb_ops *fbops,
> int xres);
> #ifdef CONFIG_FB_MB862XX_I2C
> extern int mb862xx_i2c_init(struct mb862xxfb_par *par);
> extern void mb862xx_i2c_exit(struct mb862xxfb_par *par);
> diff --git a/drivers/video/fbdev/mb862xx/mb862xxfb_accel.c
> b/drivers/video/fbdev/mb862xx/mb862xxfb_accel.c
> index f58ff900e82a..42569264801f 100644
> --- a/drivers/video/fbdev/mb862xx/mb862xxfb_accel.c
> +++ b/drivers/video/fbdev/mb862xx/mb862xxfb_accel.c
/me cries in fbdev
> @@ -303,19 +303,19 @@ static void mb86290fb_fillrect(struct fb_info *info,
> mb862xxfb_write_fifo(7, cmd, info);
> }
>
> -void mb862xxfb_init_accel(struct fb_info *info, int xres)
> +void mb862xxfb_init_accel(struct fb_info *info, struct fb_ops *fbops, int
> xres)
> {
> struct mb862xxfb_par *par = info->par;
>
> if (info->var.bits_per_pixel == 32) {
> - info->fbops->fb_fillrect = cfb_fillrect;
> - info->fbops->fb_copyarea = cfb_copyarea;
> - info->fbops->fb_imageblit = cfb_imageblit;
> + fbops->fb_fillrect = cfb_fillrect;
> + fbops->fb_copyarea = cfb_copyarea;
> + fbops->fb_imageblit = cfb_imageblit;
Ok, so this just resets to the same values as mb862xxfb_ops.
> } else {
> outreg(disp, GC_L0EM, 3);
> - info->fbops->fb_fillrect = mb86290fb_fillrect;
> - info->fbops->fb_copyarea = mb86290fb_copyarea;
> - info->fbops->fb_imageblit = mb86290fb_imageblit;
> + fbops->fb_fillrect = mb86290fb_fillrect;
> + fbops->fb_copyarea = mb86290fb_copyarea;
> + fbops->fb_imageblit = mb86290fb_imageblit;
Which means if we'd copypaste that into an mb862xxfb_accel_ops we could do
this a bit cleaner, and leave the ops structs const.
> }
> outreg(draw, GDC_REG_DRAW_BASE, 0);
> outreg(draw, GDC_REG_MODE_MISC, 0x8000);
> @@ -326,6 +326,5 @@ void mb862xxfb_init_accel(struct fb_info *info, int xres)
> FBINFO_HWACCEL_IMAGEBLIT;
> info->fix.accel = 0xff; /*FIXME: add right define */
> }
> -EXPORT_SYMBOL(mb862xxfb_init_accel);
>
> MODULE_LICENSE("GPL v2");
> diff --git a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c
> b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c
> index 962c0171d271..52755b591c14 100644
> --- a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c
> +++ b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c
> @@ -194,6 +194,8 @@ static int mb862xxfb_check_var(struct fb_var_screeninfo
> *var,
> return 0;
> }
>
> +static struct fb_ops mb862xxfb_ops;
> +
> /*
> * set display parameters
> */
> @@ -204,7 +206,7 @@ static int mb862xxfb_set_par(struct fb_info *fbi)
set_par. It's called from set_par.
Ok not going to think about this more.
-Daniel
>
> dev_dbg(par->dev, "%s\n", __func__);
> if (par->type == BT_CORALP)
> - mb862xxfb_init_accel(fbi, fbi->var.xres);
> + mb862xxfb_init_accel(fbi, &mb862xxfb_ops, fbi->var.xres);
>
> if (par->pre_init)
> return 0;
> --
> 2.20.1
>
> _______________________________________________
> dri-devel mailing list
> dri-de...@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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