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Subject[PATCH] drm/cirrus: Fix cirrus drm driver for fbdev + qemu
Date
From: Martin Koegler <martin.koegler@chello.at>

Xorg fbdev driver requires smem_start/smem_len, otherwise
it tries to map 0 bytes as video memory.

Bugzilla: https://bugzilla.novell.com/show_bug.cgi?id=856760
Signed-off-by: Martin Koegler <martin.koegler@chello.at>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---
drivers/gpu/drm/cirrus/cirrus_fbdev.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/cirrus/cirrus_fbdev.c b/drivers/gpu/drm/cirrus/cirrus_fbdev.c
index b27e95666fab..e63a7533f849 100644
--- a/drivers/gpu/drm/cirrus/cirrus_fbdev.c
+++ b/drivers/gpu/drm/cirrus/cirrus_fbdev.c
@@ -233,6 +233,9 @@ static int cirrusfb_create(struct drm_fb_helper *helper,
info->apertures->ranges[0].base = cdev->dev->mode_config.fb_base;
info->apertures->ranges[0].size = cdev->mc.vram_size;

+ info->fix.smem_start = cdev->dev->mode_config.fb_base;
+ info->fix.smem_len = cdev->mc.vram_size;
+
info->screen_base = sysram;
info->screen_size = size;

--
1.8.5.2


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