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| author | Stefan Agner <stefan.agner@toradex.com> | 2019-06-03 10:59:09 +0200 |
|---|---|---|
| committer | Stefan Agner <stefan.agner@toradex.com> | 2019-06-03 10:59:09 +0200 |
| commit | 2115c1bc6e396d5ffe9ecbe394d1c50a6e25c404 (patch) | |
| tree | 20fff445991414f23c0a29237940b75cd756de86 /drivers/video/fbdev/efifb.c | |
| parent | b794ea49ba3816c0d5cf05506964a8e69ce4efa3 (diff) | |
| parent | 3f7c1cab1a61108821cf47dda8a32ed25cc3588b (diff) | |
Merge tag 'v5.0.19' into toradex_5.0.ytoradex_5.0.y
This is the 5.0.19 stable release
Diffstat (limited to 'drivers/video/fbdev/efifb.c')
| -rw-r--r-- | drivers/video/fbdev/efifb.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c index ba906876cc45..fd02e8a4841d 100644 --- a/drivers/video/fbdev/efifb.c +++ b/drivers/video/fbdev/efifb.c @@ -476,8 +476,12 @@ static int efifb_probe(struct platform_device *dev) * If the UEFI memory map covers the efifb region, we may only * remap it using the attributes the memory map prescribes. */ - mem_flags |= EFI_MEMORY_WT | EFI_MEMORY_WB; - mem_flags &= md.attribute; + md.attribute &= EFI_MEMORY_UC | EFI_MEMORY_WC | + EFI_MEMORY_WT | EFI_MEMORY_WB; + if (md.attribute) { + mem_flags |= EFI_MEMORY_WT | EFI_MEMORY_WB; + mem_flags &= md.attribute; + } } if (mem_flags & EFI_MEMORY_WC) info->screen_base = ioremap_wc(efifb_fix.smem_start, |