From: Alan Cox Date: Mon, 16 Jul 2012 16:51:50 +0000 (+0100) Subject: gma500: Fix lid related crash X-Git-Tag: upstream/snapshot3+hdmi~7069^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f507598b06ab00fb46495ccdeeb3ef9c1dc43dee;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git gma500: Fix lid related crash We now set up the lid timer before we set up the backlight. On some devices that causes a crash as we do a backlight change before or during the setup. As this fixes a crash on boot regression on some setups it ought to go in ASAP, especially as all the user gets is a blank screen. Signed-off-by: Alan Cox Tested-by: Mattia Dongili Signed-off-by: Linus Torvalds --- diff --git a/drivers/gpu/drm/gma500/psb_device.c b/drivers/gpu/drm/gma500/psb_device.c index eff039b..5971bc8 100644 --- a/drivers/gpu/drm/gma500/psb_device.c +++ b/drivers/gpu/drm/gma500/psb_device.c @@ -144,6 +144,10 @@ static int psb_backlight_init(struct drm_device *dev) psb_backlight_device->props.max_brightness = 100; backlight_update_status(psb_backlight_device); dev_priv->backlight_device = psb_backlight_device; + + /* This must occur after the backlight is properly initialised */ + psb_lid_timer_init(dev_priv); + return 0; } @@ -354,13 +358,6 @@ static int psb_chip_setup(struct drm_device *dev) return 0; } -/* Not exactly an erratum more an irritation */ -static void psb_chip_errata(struct drm_device *dev) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - psb_lid_timer_init(dev_priv); -} - static void psb_chip_teardown(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; @@ -379,7 +376,6 @@ const struct psb_ops psb_chip_ops = { .sgx_offset = PSB_SGX_OFFSET, .chip_setup = psb_chip_setup, .chip_teardown = psb_chip_teardown, - .errata = psb_chip_errata, .crtc_helper = &psb_intel_helper_funcs, .crtc_funcs = &psb_intel_crtc_funcs,