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path: root/drivers/gpu/drm/radeon/radeon_atombios.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_atombios.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 330a5b56602b..f5d12fb103fa 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -2176,24 +2176,27 @@ static void radeon_atombios_add_pplib_thermal_controller(struct radeon_device *r
2176 } 2176 }
2177} 2177}
2178 2178
2179static u16 radeon_atombios_get_default_vddc(struct radeon_device *rdev) 2179static void radeon_atombios_get_default_voltages(struct radeon_device *rdev,
2180 u16 *vddc, u16 *vddci)
2180{ 2181{
2181 struct radeon_mode_info *mode_info = &rdev->mode_info; 2182 struct radeon_mode_info *mode_info = &rdev->mode_info;
2182 int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); 2183 int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
2183 u8 frev, crev; 2184 u8 frev, crev;
2184 u16 data_offset; 2185 u16 data_offset;
2185 union firmware_info *firmware_info; 2186 union firmware_info *firmware_info;
2186 u16 vddc = 0; 2187
2188 *vddc = 0;
2189 *vddci = 0;
2187 2190
2188 if (atom_parse_data_header(mode_info->atom_context, index, NULL, 2191 if (atom_parse_data_header(mode_info->atom_context, index, NULL,
2189 &frev, &crev, &data_offset)) { 2192 &frev, &crev, &data_offset)) {
2190 firmware_info = 2193 firmware_info =
2191 (union firmware_info *)(mode_info->atom_context->bios + 2194 (union firmware_info *)(mode_info->atom_context->bios +
2192 data_offset); 2195 data_offset);
2193 vddc = le16_to_cpu(firmware_info->info_14.usBootUpVDDCVoltage); 2196 *vddc = le16_to_cpu(firmware_info->info_14.usBootUpVDDCVoltage);
2197 if ((frev == 2) && (crev >= 2))
2198 *vddci = le16_to_cpu(firmware_info->info_22.usBootUpVDDCIVoltage);
2194 } 2199 }
2195
2196 return vddc;
2197} 2200}
2198 2201
2199static void radeon_atombios_parse_pplib_non_clock_info(struct radeon_device *rdev, 2202static void radeon_atombios_parse_pplib_non_clock_info(struct radeon_device *rdev,
@@ -2203,7 +2206,9 @@ static void radeon_atombios_parse_pplib_non_clock_info(struct radeon_device *rde
2203 int j; 2206 int j;
2204 u32 misc = le32_to_cpu(non_clock_info->ulCapsAndSettings); 2207 u32 misc = le32_to_cpu(non_clock_info->ulCapsAndSettings);
2205 u32 misc2 = le16_to_cpu(non_clock_info->usClassification); 2208 u32 misc2 = le16_to_cpu(non_clock_info->usClassification);
2206 u16 vddc = radeon_atombios_get_default_vddc(rdev); 2209 u16 vddc, vddci;
2210
2211 radeon_atombios_get_default_voltages(rdev, &vddc, &vddci);
2207 2212
2208 rdev->pm.power_state[state_index].misc = misc; 2213 rdev->pm.power_state[state_index].misc = misc;
2209 rdev->pm.power_state[state_index].misc2 = misc2; 2214 rdev->pm.power_state[state_index].misc2 = misc2;
@@ -2244,6 +2249,7 @@ static void radeon_atombios_parse_pplib_non_clock_info(struct radeon_device *rde
2244 rdev->pm.default_sclk = rdev->pm.power_state[state_index].clock_info[0].sclk; 2249 rdev->pm.default_sclk = rdev->pm.power_state[state_index].clock_info[0].sclk;
2245 rdev->pm.default_mclk = rdev->pm.power_state[state_index].clock_info[0].mclk; 2250 rdev->pm.default_mclk = rdev->pm.power_state[state_index].clock_info[0].mclk;
2246 rdev->pm.default_vddc = rdev->pm.power_state[state_index].clock_info[0].voltage.voltage; 2251 rdev->pm.default_vddc = rdev->pm.power_state[state_index].clock_info[0].voltage.voltage;
2252 rdev->pm.default_vddci = rdev->pm.power_state[state_index].clock_info[0].voltage.vddci;
2247 } else { 2253 } else {
2248 /* patch the table values with the default slck/mclk from firmware info */ 2254 /* patch the table values with the default slck/mclk from firmware info */
2249 for (j = 0; j < mode_index; j++) { 2255 for (j = 0; j < mode_index; j++) {
@@ -2286,6 +2292,8 @@ static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
2286 VOLTAGE_SW; 2292 VOLTAGE_SW;
2287 rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage = 2293 rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
2288 le16_to_cpu(clock_info->evergreen.usVDDC); 2294 le16_to_cpu(clock_info->evergreen.usVDDC);
2295 rdev->pm.power_state[state_index].clock_info[mode_index].voltage.vddci =
2296 le16_to_cpu(clock_info->evergreen.usVDDCI);
2289 } else { 2297 } else {
2290 sclk = le16_to_cpu(clock_info->r600.usEngineClockLow); 2298 sclk = le16_to_cpu(clock_info->r600.usEngineClockLow);
2291 sclk |= clock_info->r600.ucEngineClockHigh << 16; 2299 sclk |= clock_info->r600.ucEngineClockHigh << 16;