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| author | Otavio Salvador <otavio@ossystems.com.br> | 2020-05-20 08:43:03 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-05-20 08:43:03 -0300 |
| commit | 1279cd128bba968ebe0a2df7f7ae38bae90250ef (patch) | |
| tree | df6b1a190760f51465122ca4c13492d5ac5984c6 /drivers/acpi/acpi_video.c | |
| parent | 0a8ab17689e628c84a666195bfc6ab85d11cf057 (diff) | |
| parent | 2ae782ca839e0ee07de37122ddea362adff2e975 (diff) | |
Merge pull request #76 from toradex/4.9-2.3.x-imx
4.9 2.3.x imx
Diffstat (limited to 'drivers/acpi/acpi_video.c')
| -rw-r--r-- | drivers/acpi/acpi_video.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index 667dc5c86fef..ea0573176894 100644 --- a/drivers/acpi/acpi_video.c +++ b/drivers/acpi/acpi_video.c @@ -2069,21 +2069,29 @@ static int __init intel_opregion_present(void) return opregion; } +/* Check if the chassis-type indicates there is no builtin LCD panel */ static bool dmi_is_desktop(void) { const char *chassis_type; + unsigned long type; chassis_type = dmi_get_system_info(DMI_CHASSIS_TYPE); if (!chassis_type) return false; - if (!strcmp(chassis_type, "3") || /* 3: Desktop */ - !strcmp(chassis_type, "4") || /* 4: Low Profile Desktop */ - !strcmp(chassis_type, "5") || /* 5: Pizza Box */ - !strcmp(chassis_type, "6") || /* 6: Mini Tower */ - !strcmp(chassis_type, "7") || /* 7: Tower */ - !strcmp(chassis_type, "11")) /* 11: Main Server Chassis */ + if (kstrtoul(chassis_type, 10, &type) != 0) + return false; + + switch (type) { + case 0x03: /* Desktop */ + case 0x04: /* Low Profile Desktop */ + case 0x05: /* Pizza Box */ + case 0x06: /* Mini Tower */ + case 0x07: /* Tower */ + case 0x10: /* Lunch Box */ + case 0x11: /* Main Server Chassis */ return true; + } return false; } |