Merge branch 'slub/lockless' into for-linus
[pandora-kernel.git] / drivers / gpu / drm / radeon / radeon_atombios.c
index 5277790..02d5c41 100644 (file)
@@ -88,7 +88,7 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev
                        /* some evergreen boards have bad data for this entry */
                        if (ASIC_IS_DCE4(rdev)) {
                                if ((i == 7) &&
-                                   (gpio->usClkMaskRegisterIndex == 0x1936) &&
+                                   (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1936) &&
                                    (gpio->sucI2cId.ucAccess == 0)) {
                                        gpio->sucI2cId.ucAccess = 0x97;
                                        gpio->ucDataMaskShift = 8;
@@ -101,7 +101,7 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev
                        /* some DCE3 boards have bad data for this entry */
                        if (ASIC_IS_DCE3(rdev)) {
                                if ((i == 4) &&
-                                   (gpio->usClkMaskRegisterIndex == 0x1fda) &&
+                                   (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1fda) &&
                                    (gpio->sucI2cId.ucAccess == 0x94))
                                        gpio->sucI2cId.ucAccess = 0x14;
                        }
@@ -172,7 +172,7 @@ void radeon_atombios_i2c_init(struct radeon_device *rdev)
                        /* some evergreen boards have bad data for this entry */
                        if (ASIC_IS_DCE4(rdev)) {
                                if ((i == 7) &&
-                                   (gpio->usClkMaskRegisterIndex == 0x1936) &&
+                                   (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1936) &&
                                    (gpio->sucI2cId.ucAccess == 0)) {
                                        gpio->sucI2cId.ucAccess = 0x97;
                                        gpio->ucDataMaskShift = 8;
@@ -185,7 +185,7 @@ void radeon_atombios_i2c_init(struct radeon_device *rdev)
                        /* some DCE3 boards have bad data for this entry */
                        if (ASIC_IS_DCE3(rdev)) {
                                if ((i == 4) &&
-                                   (gpio->usClkMaskRegisterIndex == 0x1fda) &&
+                                   (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x1fda) &&
                                    (gpio->sucI2cId.ucAccess == 0x94))
                                        gpio->sucI2cId.ucAccess = 0x14;
                        }
@@ -252,7 +252,7 @@ static inline struct radeon_gpio_rec radeon_lookup_gpio(struct radeon_device *rd
                        pin = &gpio_info->asGPIO_Pin[i];
                        if (id == pin->ucGPIO_ID) {
                                gpio.id = pin->ucGPIO_ID;
-                               gpio.reg = pin->usGpioPin_AIndex * 4;
+                               gpio.reg = le16_to_cpu(pin->usGpioPin_AIndex) * 4;
                                gpio.mask = (1 << pin->ucGpioPinBitShift);
                                gpio.valid = true;
                                break;
@@ -1163,16 +1163,6 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
                                p1pll->pll_out_min = 64800;
                        else
                                p1pll->pll_out_min = 20000;
-               } else if (p1pll->pll_out_min > 64800) {
-                       /* Limiting the pll output range is a good thing generally as
-                        * it limits the number of possible pll combinations for a given
-                        * frequency presumably to the ones that work best on each card.
-                        * However, certain duallink DVI monitors seem to like
-                        * pll combinations that would be limited by this at least on
-                        * pre-DCE 3.0 r6xx hardware.  This might need to be adjusted per
-                        * family.
-                        */
-                       p1pll->pll_out_min = 64800;
                }
 
                p1pll->pll_in_min =
@@ -1284,11 +1274,11 @@ bool radeon_atombios_sideport_present(struct radeon_device *rdev)
                                      data_offset);
                switch (crev) {
                case 1:
-                       if (igp_info->info.ulBootUpMemoryClock)
+                       if (le32_to_cpu(igp_info->info.ulBootUpMemoryClock))
                                return true;
                        break;
                case 2:
-                       if (igp_info->info_2.ulBootUpSidePortClock)
+                       if (le32_to_cpu(igp_info->info_2.ulBootUpSidePortClock))
                                return true;
                        break;
                default:
@@ -1452,7 +1442,7 @@ bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
 
                        for (i = 0; i < num_indices; i++) {
                                if ((ss_info->info.asSpreadSpectrum[i].ucClockIndication == id) &&
-                                   (clock <= ss_info->info.asSpreadSpectrum[i].ulTargetClockRange)) {
+                                   (clock <= le32_to_cpu(ss_info->info.asSpreadSpectrum[i].ulTargetClockRange))) {
                                        ss->percentage =
                                                le16_to_cpu(ss_info->info.asSpreadSpectrum[i].usSpreadSpectrumPercentage);
                                        ss->type = ss_info->info.asSpreadSpectrum[i].ucSpreadSpectrumMode;
@@ -1466,7 +1456,7 @@ bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
                                sizeof(ATOM_ASIC_SS_ASSIGNMENT_V2);
                        for (i = 0; i < num_indices; i++) {
                                if ((ss_info->info_2.asSpreadSpectrum[i].ucClockIndication == id) &&
-                                   (clock <= ss_info->info_2.asSpreadSpectrum[i].ulTargetClockRange)) {
+                                   (clock <= le32_to_cpu(ss_info->info_2.asSpreadSpectrum[i].ulTargetClockRange))) {
                                        ss->percentage =
                                                le16_to_cpu(ss_info->info_2.asSpreadSpectrum[i].usSpreadSpectrumPercentage);
                                        ss->type = ss_info->info_2.asSpreadSpectrum[i].ucSpreadSpectrumMode;
@@ -1480,7 +1470,7 @@ bool radeon_atombios_get_asic_ss_info(struct radeon_device *rdev,
                                sizeof(ATOM_ASIC_SS_ASSIGNMENT_V3);
                        for (i = 0; i < num_indices; i++) {
                                if ((ss_info->info_3.asSpreadSpectrum[i].ucClockIndication == id) &&
-                                   (clock <= ss_info->info_3.asSpreadSpectrum[i].ulTargetClockRange)) {
+                                   (clock <= le32_to_cpu(ss_info->info_3.asSpreadSpectrum[i].ulTargetClockRange))) {
                                        ss->percentage =
                                                le16_to_cpu(ss_info->info_3.asSpreadSpectrum[i].usSpreadSpectrumPercentage);
                                        ss->type = ss_info->info_3.asSpreadSpectrum[i].ucSpreadSpectrumMode;
@@ -1563,8 +1553,8 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
                if (misc & ATOM_DOUBLE_CLOCK_MODE)
                        lvds->native_mode.flags |= DRM_MODE_FLAG_DBLSCAN;
 
-               lvds->native_mode.width_mm = lvds_info->info.sLCDTiming.usImageHSize;
-               lvds->native_mode.height_mm = lvds_info->info.sLCDTiming.usImageVSize;
+               lvds->native_mode.width_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageHSize);
+               lvds->native_mode.height_mm = le16_to_cpu(lvds_info->info.sLCDTiming.usImageVSize);
 
                /* set crtc values */
                drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
@@ -1579,13 +1569,13 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
                        lvds->linkb = false;
 
                /* parse the lcd record table */
-               if (lvds_info->info.usModePatchTableOffset) {
+               if (le16_to_cpu(lvds_info->info.usModePatchTableOffset)) {
                        ATOM_FAKE_EDID_PATCH_RECORD *fake_edid_record;
                        ATOM_PANEL_RESOLUTION_PATCH_RECORD *panel_res_record;
                        bool bad_record = false;
                        u8 *record = (u8 *)(mode_info->atom_context->bios +
                                            data_offset +
-                                           lvds_info->info.usModePatchTableOffset);
+                                           le16_to_cpu(lvds_info->info.usModePatchTableOffset));
                        while (*record != ATOM_RECORD_END_TYPE) {
                                switch (*record) {
                                case LCD_MODE_PATCH_RECORD_MODE_TYPE:
@@ -1987,6 +1977,9 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
        num_modes = power_info->info.ucNumOfPowerModeEntries;
        if (num_modes > ATOM_MAX_NUMBEROF_POWER_BLOCK)
                num_modes = ATOM_MAX_NUMBEROF_POWER_BLOCK;
+       rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) * num_modes, GFP_KERNEL);
+       if (!rdev->pm.power_state)
+               return state_index;
        /* last mode is usually default, array is low to high */
        for (i = 0; i < num_modes; i++) {
                rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
@@ -2196,7 +2189,7 @@ static u16 radeon_atombios_get_default_vddc(struct radeon_device *rdev)
                firmware_info =
                        (union firmware_info *)(mode_info->atom_context->bios +
                                                data_offset);
-               vddc = firmware_info->info_14.usBootUpVDDCVoltage;
+               vddc = le16_to_cpu(firmware_info->info_14.usBootUpVDDCVoltage);
        }
 
        return vddc;
@@ -2291,7 +2284,7 @@ static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
                rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
                        VOLTAGE_SW;
                rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
-                       clock_info->evergreen.usVDDC;
+                       le16_to_cpu(clock_info->evergreen.usVDDC);
        } else {
                sclk = le16_to_cpu(clock_info->r600.usEngineClockLow);
                sclk |= clock_info->r600.ucEngineClockHigh << 16;
@@ -2302,7 +2295,7 @@ static bool radeon_atombios_parse_pplib_clock_info(struct radeon_device *rdev,
                rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
                        VOLTAGE_SW;
                rdev->pm.power_state[state_index].clock_info[mode_index].voltage.voltage =
-                       clock_info->r600.usVDDC;
+                       le16_to_cpu(clock_info->r600.usVDDC);
        }
 
        if (rdev->flags & RADEON_IS_IGP) {
@@ -2338,6 +2331,10 @@ static int radeon_atombios_parse_power_table_4_5(struct radeon_device *rdev)
        power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
 
        radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
+       rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) *
+                                      power_info->pplib.ucNumStates, GFP_KERNEL);
+       if (!rdev->pm.power_state)
+               return state_index;
        /* first mode is usually default, followed by low to high */
        for (i = 0; i < power_info->pplib.ucNumStates; i++) {
                mode_index = 0;
@@ -2411,13 +2408,17 @@ static int radeon_atombios_parse_power_table_6(struct radeon_device *rdev)
        radeon_atombios_add_pplib_thermal_controller(rdev, &power_info->pplib.sThermalController);
        state_array = (struct StateArray *)
                (mode_info->atom_context->bios + data_offset +
-                power_info->pplib.usStateArrayOffset);
+                le16_to_cpu(power_info->pplib.usStateArrayOffset));
        clock_info_array = (struct ClockInfoArray *)
                (mode_info->atom_context->bios + data_offset +
-                power_info->pplib.usClockInfoArrayOffset);
+                le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
        non_clock_info_array = (struct NonClockInfoArray *)
                (mode_info->atom_context->bios + data_offset +
-                power_info->pplib.usNonClockInfoArrayOffset);
+                le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
+       rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state) *
+                                      state_array->ucNumEntries, GFP_KERNEL);
+       if (!rdev->pm.power_state)
+               return state_index;
        for (i = 0; i < state_array->ucNumEntries; i++) {
                mode_index = 0;
                power_state = (union pplib_power_state *)&state_array->states[i];
@@ -2491,19 +2492,22 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev)
                        break;
                }
        } else {
-               /* add the default mode */
-               rdev->pm.power_state[state_index].type =
-                       POWER_STATE_TYPE_DEFAULT;
-               rdev->pm.power_state[state_index].num_clock_modes = 1;
-               rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
-               rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
-               rdev->pm.power_state[state_index].default_clock_mode =
-                       &rdev->pm.power_state[state_index].clock_info[0];
-               rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
-               rdev->pm.power_state[state_index].pcie_lanes = 16;
-               rdev->pm.default_power_state_index = state_index;
-               rdev->pm.power_state[state_index].flags = 0;
-               state_index++;
+               rdev->pm.power_state = kzalloc(sizeof(struct radeon_power_state), GFP_KERNEL);
+               if (rdev->pm.power_state) {
+                       /* add the default mode */
+                       rdev->pm.power_state[state_index].type =
+                               POWER_STATE_TYPE_DEFAULT;
+                       rdev->pm.power_state[state_index].num_clock_modes = 1;
+                       rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
+                       rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
+                       rdev->pm.power_state[state_index].default_clock_mode =
+                               &rdev->pm.power_state[state_index].clock_info[0];
+                       rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
+                       rdev->pm.power_state[state_index].pcie_lanes = 16;
+                       rdev->pm.default_power_state_index = state_index;
+                       rdev->pm.power_state[state_index].flags = 0;
+                       state_index++;
+               }
        }
 
        rdev->pm.num_power_states = state_index;
@@ -2529,7 +2533,7 @@ uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev)
        int index = GetIndexIntoMasterTable(COMMAND, GetEngineClock);
 
        atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
-       return args.ulReturnEngineClock;
+       return le32_to_cpu(args.ulReturnEngineClock);
 }
 
 uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev)
@@ -2538,7 +2542,7 @@ uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev)
        int index = GetIndexIntoMasterTable(COMMAND, GetMemoryClock);
 
        atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
-       return args.ulReturnMemoryClock;
+       return le32_to_cpu(args.ulReturnMemoryClock);
 }
 
 void radeon_atom_set_engine_clock(struct radeon_device *rdev,
@@ -2547,7 +2551,7 @@ void radeon_atom_set_engine_clock(struct radeon_device *rdev,
        SET_ENGINE_CLOCK_PS_ALLOCATION args;
        int index = GetIndexIntoMasterTable(COMMAND, SetEngineClock);
 
-       args.ulTargetEngineClock = eng_clock;   /* 10 khz */
+       args.ulTargetEngineClock = cpu_to_le32(eng_clock);      /* 10 khz */
 
        atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
 }
@@ -2561,7 +2565,7 @@ void radeon_atom_set_memory_clock(struct radeon_device *rdev,
        if (rdev->flags & RADEON_IS_IGP)
                return;
 
-       args.ulTargetMemoryClock = mem_clock;   /* 10 khz */
+       args.ulTargetMemoryClock = cpu_to_le32(mem_clock);      /* 10 khz */
 
        atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
 }
@@ -2619,7 +2623,7 @@ void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
        bios_2_scratch &= ~ATOM_S2_VRI_BRIGHT_ENABLE;
 
        /* tell the bios not to handle mode switching */
-       bios_6_scratch |= (ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH | ATOM_S6_ACC_MODE);
+       bios_6_scratch |= ATOM_S6_ACC_BLOCK_DISPLAY_SWITCH;
 
        if (rdev->family >= CHIP_R600) {
                WREG32(R600_BIOS_2_SCRATCH, bios_2_scratch);
@@ -2670,10 +2674,13 @@ void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock)
        else
                bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
 
-       if (lock)
+       if (lock) {
                bios_6_scratch |= ATOM_S6_CRITICAL_STATE;
-       else
+               bios_6_scratch &= ~ATOM_S6_ACC_MODE;
+       } else {
                bios_6_scratch &= ~ATOM_S6_CRITICAL_STATE;
+               bios_6_scratch |= ATOM_S6_ACC_MODE;
+       }
 
        if (rdev->family >= CHIP_R600)
                WREG32(R600_BIOS_6_SCRATCH, bios_6_scratch);