On Thu, Sep 08, 2016 at 05:44:26PM +0300, Laurent Pinchart wrote:
> The driver is the last users of the drm_fb_get_bpp_depth() function. It
> should ideally be converted to use struct drm_mode_fb_cmd2 instead of
> the legacy struct drm_mode_fb_cmd internally, but that will require
> broad changes across the code base. As a first step, replace
> drm_fb_get_bpp_depth() with drm_format_info() in order to stop exporting
> the function to drivers.
>
> The new DRM_ERROR() message comes from the vmw_create_dmabuf_proxy(),
> vmw_kms_new_framebuffer_surface() and vmw_kms_new_framebuffer_dmabuf()
> functions that currently print an error if the pixel format is
> unsupported.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Reviewed-by: Sinclair Yeh <syeh@xxxxxxxxxx>
> ---
> drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 12 ++++++++++--
> 1 file changed, 10 insertions(+), 2 deletions(-)
>
> Cc: VMware Graphics <linux-graphics-maintainer@xxxxxxxxxx>
> Cc: Sinclair Yeh <syeh@xxxxxxxxxx>
> Cc: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
>
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
> index bf28ccc150df..c965514b82be 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
> @@ -980,14 +980,22 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
> struct vmw_dma_buffer *bo = NULL;
> struct ttm_base_object *user_obj;
> struct drm_mode_fb_cmd mode_cmd;
> + const struct drm_format_info *info;
> int ret;
>
> + info = drm_format_info(mode_cmd2->pixel_format);
> + if (!info || !info->depth) {
> + DRM_ERROR("Unsupported framebuffer format %s\n",
> + drm_get_format_name(mode_cmd2->pixel_format));
> + return ERR_PTR(-EINVAL);
> + }
> +
> mode_cmd.width = mode_cmd2->width;
> mode_cmd.height = mode_cmd2->height;
> mode_cmd.pitch = mode_cmd2->pitches[0];
> mode_cmd.handle = mode_cmd2->handles[0];
> - drm_fb_get_bpp_depth(mode_cmd2->pixel_format, &mode_cmd.depth,
> - &mode_cmd.bpp);
> + mode_cmd.depth = info->depth;
> + mode_cmd.bpp = info->cpp[0] * 8;
I think this should use drm_helper_mode_fill_fb_struct instead.
-Daniel
>
> /**
> * This code should be conditioned on Screen Objects not being used.
> --
> Regards,
>
> Laurent Pinchart
>
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> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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