Messages in this thread Patch in this message | | | Subject | [PATCH] i915: slow acpi_lid_open() causes flickering - V2 | From | Thomas Meyer <> | Date | Tue, 02 Feb 2010 20:09:04 +0100 |
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acpi_lid_open() could take up to 10ms on my computer. Some component is calling the drm GETCONNECTOR ioctl many times in a row. This results in flickering (for example, when starting a video). Fix it by assuming an always connected lid status.
Signed-off-by: Thomas Meyer <thomas@m3y3r.de> --- drivers/gpu/drm/i915/intel_lvds.c | 9 ++++++++- 1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index aa74e59..05a31ae 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -623,6 +623,13 @@ static const struct dmi_system_id bad_lid_status[] = { }, }, { + .ident = "Aspire 1810T", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1810T"), + }, + }, + { .ident = "PC-81005", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "MALATA"), @@ -643,7 +650,7 @@ static enum drm_connector_status intel_lvds_detect(struct drm_connector *connect { enum drm_connector_status status = connector_status_connected; - if (!acpi_lid_open() && !dmi_check_system(bad_lid_status)) + if (!dmi_check_system(bad_lid_status) && !acpi_lid_open()) status = connector_status_disconnected; return status; -- 1.6.6
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