drm/radeon: fix endian issues in atombios dpm code

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 5d798c9176e75be2990a005d03ce8e3639aac84b..a8296e0f8543b3957ae1ac346afabaf3f50f37d3 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -3127,7 +3127,7 @@ union voltage_object {
 static ATOM_VOLTAGE_OBJECT *atom_lookup_voltage_object_v1(ATOM_VOLTAGE_OBJECT_INFO *v1,
                                                          u8 voltage_type)
 {
-       u32 size = v1->sHeader.usStructureSize;
+       u32 size = le16_to_cpu(v1->sHeader.usStructureSize);
        u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO, asVoltageObj[0]);
        u8 *start = (u8 *)v1;
 
@@ -3144,7 +3144,7 @@ static ATOM_VOLTAGE_OBJECT *atom_lookup_voltage_object_v1(ATOM_VOLTAGE_OBJECT_IN
 static ATOM_VOLTAGE_OBJECT_V2 *atom_lookup_voltage_object_v2(ATOM_VOLTAGE_OBJECT_INFO_V2 *v2,
                                                             u8 voltage_type)
 {
-       u32 size = v2->sHeader.usStructureSize;
+       u32 size = le16_to_cpu(v2->sHeader.usStructureSize);
        u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V2, asVoltageObj[0]);
        u8 *start = (u8*)v2;
 
@@ -3161,7 +3161,7 @@ static ATOM_VOLTAGE_OBJECT_V2 *atom_lookup_voltage_object_v2(ATOM_VOLTAGE_OBJECT
 static ATOM_VOLTAGE_OBJECT_V3 *atom_lookup_voltage_object_v3(ATOM_VOLTAGE_OBJECT_INFO_V3_1 *v3,
                                                             u8 voltage_type, u8 voltage_mode)
 {
-       u32 size = v3->sHeader.usStructureSize;
+       u32 size = le16_to_cpu(v3->sHeader.usStructureSize);
        u32 offset = offsetof(ATOM_VOLTAGE_OBJECT_INFO_V3_1, asVoltageObj[0]);
        u8 *start = (u8*)v3;
 
@@ -3170,7 +3170,7 @@ static ATOM_VOLTAGE_OBJECT_V3 *atom_lookup_voltage_object_v3(ATOM_VOLTAGE_OBJECT
                if ((vo->asGpioVoltageObj.sHeader.ucVoltageType == voltage_type) &&
                    (vo->asGpioVoltageObj.sHeader.ucVoltageMode == voltage_mode))
                        return vo;
-               offset += vo->asGpioVoltageObj.sHeader.usSize;
+               offset += le16_to_cpu(vo->asGpioVoltageObj.sHeader.usSize);
        }
        return NULL;
 }
@@ -3708,7 +3708,7 @@ int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
                                        while (!(reg_block->asRegIndexBuf[i].ucPreRegDataLength & ACCESS_PLACEHOLDER) &&
                                              (i < num_entries)) {
                                                reg_table->mc_reg_address[i].s1 =
-                                                       (u16)(reg_block->asRegIndexBuf[i].usRegIndex);
+                                                       (u16)(le16_to_cpu(reg_block->asRegIndexBuf[i].usRegIndex));
                                                reg_table->mc_reg_address[i].pre_reg_data =
                                                        (u8)(reg_block->asRegIndexBuf[i].ucPreRegDataLength);
                                                i++;