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| author | Alex Deucher <alexander.deucher@amd.com> | 2014-05-19 14:04:43 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-06-02 10:25:08 -0400 |
| commit | f2bc561610962693be61425cf913778586d8f9c1 (patch) | |
| tree | 9241d007c8fc219dd6ad7e3c2faf96cbeae5194e /drivers/gpu/vga | |
| parent | d148f9e02e022d503938fc23050a3473f01bdb88 (diff) | |
| download | blackbird-op-linux-f2bc561610962693be61425cf913778586d8f9c1.tar.gz blackbird-op-linux-f2bc561610962693be61425cf913778586d8f9c1.zip | |
vgaswitcheroo: switch the mux to the igp on power down when runpm is enabled
Avoids blank screens on muxed systems when runpm is active.
bug:
https://bugs.freedesktop.org/show_bug.cgi?id=75917
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/vga')
| -rw-r--r-- | drivers/gpu/vga/vga_switcheroo.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/vga/vga_switcheroo.c b/drivers/gpu/vga/vga_switcheroo.c index ec0ae2d1686a..6866448083b2 100644 --- a/drivers/gpu/vga/vga_switcheroo.c +++ b/drivers/gpu/vga/vga_switcheroo.c @@ -623,7 +623,8 @@ static int vga_switcheroo_runtime_suspend(struct device *dev) ret = dev->bus->pm->runtime_suspend(dev); if (ret) return ret; - + if (vgasr_priv.handler->switchto) + vgasr_priv.handler->switchto(VGA_SWITCHEROO_IGD); vga_switcheroo_power_switch(pdev, VGA_SWITCHEROO_OFF); return 0; } |
