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fbdev/efifb: Add struct efifb_par for driver data 

The efifb_par structure holds the palette for efifb. It will also
be useful for storing the device's aperture range.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221219160516.23436-11-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2022-12-19 17:05:08 +01:00
parent e12fa35444
commit 82dcb90b65
1 changed files with 8 additions and 3 deletions
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11
drivers/video/fbdev/efifb.c
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@ -49,6 +49,10 @@ static u64 mem_flags = EFI_MEMORY_WC | EFI_MEMORY_UC;
static struct pci_dev *efifb_pci_dev; /* dev with BAR covering the efifb */
struct efifb_par {
u32 pseudo_palette[16];
};
static struct fb_var_screeninfo efifb_defined = {
.activate = FB_ACTIVATE_NOW,
.height = -1,
@ -351,6 +355,7 @@ static u64 bar_offset;
static int efifb_probe(struct platform_device *dev)
{
struct fb_info *info;
struct efifb_par *par;
int err, orientation;
unsigned int size_vmode;
unsigned int size_remap;
@ -447,14 +452,14 @@ static int efifb_probe(struct platform_device *dev)
efifb_fix.smem_start);
}
info = framebuffer_alloc(sizeof(u32) * 16, &dev->dev);
info = framebuffer_alloc(sizeof(*par), &dev->dev);
if (!info) {
err = -ENOMEM;
goto err_release_mem;
}
platform_set_drvdata(dev, info);
info->pseudo_palette = info->par;
info->par = NULL;
par = info->par;
info->pseudo_palette = par->pseudo_palette;
info->apertures = alloc_apertures(1);
if (!info->apertures) {