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| author | Luca Niccoli <lultimouomo@gmail.com> | 2009-10-16 22:22:47 +0200 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-11-03 10:24:19 -0500 |
| commit | 80f0c895b57f0d936b420de6afea5167a49f62fa (patch) | |
| tree | 638be689b9ee6407c11002468f4338fc46002765 /drivers/platform/x86 | |
| parent | 58ce48a9de1dd47acb5dc00e2837214d2be1d92a (diff) | |
| download | kernel_samsung_smdk4412-80f0c895b57f0d936b420de6afea5167a49f62fa.zip kernel_samsung_smdk4412-80f0c895b57f0d936b420de6afea5167a49f62fa.tar.gz kernel_samsung_smdk4412-80f0c895b57f0d936b420de6afea5167a49f62fa.tar.bz2 | |
eeepc-laptop: don't enable camera at startup if it's already on.
Switching the camera takes 500ms, checking if it's on is almost free...
The BIOS remembers the setting through reboots, so there's good chance the
camera is already enabled.
Signed-off-by: Luca Niccoli <lultimouomo@gmail.com>
Cc: Corentin Chary <corentincj@iksaif.net>
Cc: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Cc: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/platform/x86')
| -rw-r--r-- | drivers/platform/x86/eeepc-laptop.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index 789d6ae..4226e53 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -356,7 +356,8 @@ static void __devinit eeepc_enable_camera(void) * If the following call to set_acpi() fails, it's because there's no * camera so we can ignore the error. */ - set_acpi(CM_ASL_CAMERA, 1); + if (get_acpi(CM_ASL_CAMERA) == 0) + set_acpi(CM_ASL_CAMERA, 1); } /* |