[PATCH v2 3/5] drm/i915/bxt: Corrected the guid for bxt.

[Animesh Manna <animesh.manna@intel.com>]

Guid is changed for bxt platform, so corrected the guid for bxt.

Signed-off-by: Ananth Krishna R <ananth.krishna.r@intel.com>
Signed-off-by: Bharath K Veera <bharath.k.veera@intel.com>
Signed-off-by: Animesh Manna <animesh.manna@intel.com>
---
 drivers/gpu/drm/i915/intel_acpi.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_acpi.c b/drivers/gpu/drm/i915/intel_acpi.c
index 8f3d672..8ba30b3 100644
--- a/drivers/gpu/drm/i915/intel_acpi.c
+++ b/drivers/gpu/drm/i915/intel_acpi.c
@@ -17,7 +17,7 @@ static struct intel_dsm_priv {
 	acpi_handle dhandle;
 } intel_dsm_priv;
 
-static const u8 intel_dsm_guid[] = {
+static u8 intel_dsm_guid[] = {
 	0xd3, 0x73, 0xd8, 0x7e,
 	0xd0, 0xc2,
 	0x4f, 0x4e,
@@ -25,6 +25,9 @@ static const u8 intel_dsm_guid[] = {
 	0x0f, 0x13, 0x17, 0xb0, 0x1c, 0x2c
 };
 
+static u8 intel_bxt_dsm_guid[] =
+		"3E5B41C6-EB1D-4260-9D15-C71FBADAE414";
+
 static char *intel_dsm_port_name(u8 id)
 {
 	switch (id) {
@@ -143,6 +146,9 @@ static bool intel_dsm_pci_probe(struct pci_dev *pdev)
 
 	intel_dsm_priv.dhandle = dhandle;
 
+	if (IS_BROXTON(dev))
+		acpi_str_to_uuid(intel_bxt_dsm_guid, intel_dsm_guid);
+
 	if (acpi_check_dsm(dhandle, intel_dsm_guid, INTEL_DSM_REVISION_ID,
 			    1 << INTEL_DSM_FN_PLATFORM_MUX_INFO))
 		intel_dsm_platform_mux_info();
-- 
2.0.2

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