drm/radeon/kms/atom: Fix DVO support
[safe/jmp/linux-2.6] / drivers / gpu / drm / radeon / radeon_atombios.c
index 786632d..1c9a9c4 100644 (file)
@@ -103,7 +103,8 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_gpio(struct drm_device
 static bool radeon_atom_apply_quirks(struct drm_device *dev,
                                     uint32_t supported_device,
                                     int *connector_type,
-                                    struct radeon_i2c_bus_rec *i2c_bus)
+                                    struct radeon_i2c_bus_rec *i2c_bus,
+                                    uint16_t *line_mux)
 {
 
        /* Asus M2A-VM HDMI board lists the DVI port as HDMI */
@@ -127,8 +128,10 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
        if ((dev->pdev->device == 0x5653) &&
            (dev->pdev->subsystem_vendor == 0x1462) &&
            (dev->pdev->subsystem_device == 0x0291)) {
-               if (*connector_type == DRM_MODE_CONNECTOR_LVDS)
+               if (*connector_type == DRM_MODE_CONNECTOR_LVDS) {
                        i2c_bus->valid = false;
+                       *line_mux = 53;
+               }
        }
 
        /* Funky macbooks */
@@ -140,20 +143,31 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
                        return false;
        }
 
-       /* some BIOSes seem to report DAC on HDMI - they hurt me with their lies */
-       if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) ||
-           (*connector_type == DRM_MODE_CONNECTOR_HDMIB)) {
-               if (supported_device & (ATOM_DEVICE_CRT_SUPPORT)) {
-                       return false;
-               }
-       }
-
        /* ASUS HD 3600 XT board lists the DVI port as HDMI */
        if ((dev->pdev->device == 0x9598) &&
            (dev->pdev->subsystem_vendor == 0x1043) &&
            (dev->pdev->subsystem_device == 0x01da)) {
-               if (*connector_type == DRM_MODE_CONNECTOR_HDMIB) {
-                       *connector_type = DRM_MODE_CONNECTOR_DVID;
+               if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
+                       *connector_type = DRM_MODE_CONNECTOR_DVII;
+               }
+       }
+
+       /* ASUS HD 3450 board lists the DVI port as HDMI */
+       if ((dev->pdev->device == 0x95C5) &&
+           (dev->pdev->subsystem_vendor == 0x1043) &&
+           (dev->pdev->subsystem_device == 0x01e2)) {
+               if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
+                       *connector_type = DRM_MODE_CONNECTOR_DVII;
+               }
+       }
+
+       /* some BIOSes seem to report DAC on HDMI - usually this is a board with
+        * HDMI + VGA reporting as HDMI
+        */
+       if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
+               if (supported_device & (ATOM_DEVICE_CRT_SUPPORT)) {
+                       *connector_type = DRM_MODE_CONNECTOR_VGA;
+                       *line_mux = 0;
                }
        }
 
@@ -189,11 +203,11 @@ const int object_connector_convert[] = {
        DRM_MODE_CONNECTOR_Composite,
        DRM_MODE_CONNECTOR_SVIDEO,
        DRM_MODE_CONNECTOR_Unknown,
+       DRM_MODE_CONNECTOR_Unknown,
        DRM_MODE_CONNECTOR_9PinDIN,
        DRM_MODE_CONNECTOR_Unknown,
        DRM_MODE_CONNECTOR_HDMIA,
        DRM_MODE_CONNECTOR_HDMIB,
-       DRM_MODE_CONNECTOR_HDMIB,
        DRM_MODE_CONNECTOR_LVDS,
        DRM_MODE_CONNECTOR_9PinDIN,
        DRM_MODE_CONNECTOR_Unknown,
@@ -215,7 +229,7 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
        ATOM_OBJECT_HEADER *obj_header;
        int i, j, path_size, device_support;
        int connector_type;
-       uint16_t igp_lane_info;
+       uint16_t igp_lane_info, conn_id;
        bool linkb;
        struct radeon_i2c_bus_rec ddc_bus;
 
@@ -258,12 +272,9 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
                            (le16_to_cpu(path->usConnObjectId) &
                             OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
 
-                       if ((le16_to_cpu(path->usDeviceTag) ==
-                            ATOM_DEVICE_TV1_SUPPORT)
-                           || (le16_to_cpu(path->usDeviceTag) ==
-                               ATOM_DEVICE_TV2_SUPPORT)
-                           || (le16_to_cpu(path->usDeviceTag) ==
-                               ATOM_DEVICE_CV_SUPPORT))
+                       /* TODO CV support */
+                       if (le16_to_cpu(path->usDeviceTag) ==
+                               ATOM_DEVICE_CV_SUPPORT)
                                continue;
 
                        if ((rdev->family == CHIP_RS780) &&
@@ -367,10 +378,6 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
                                                       && record->
                                                       ucRecordType <=
                                                       ATOM_MAX_OBJECT_RECORD_NUMBER) {
-                                                       DRM_ERROR
-                                                           ("record type %d\n",
-                                                            record->
-                                                            ucRecordType);
                                                        switch (record->
                                                                ucRecordType) {
                                                        case ATOM_I2C_RECORD_TYPE:
@@ -406,9 +413,15 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
                        else
                                ddc_bus = radeon_lookup_gpio(dev, line_mux);
 
+                       conn_id = le16_to_cpu(path->usConnObjectId);
+
+                       if (!radeon_atom_apply_quirks
+                           (dev, le16_to_cpu(path->usDeviceTag), &connector_type,
+                            &ddc_bus, &conn_id))
+                               continue;
+
                        radeon_add_atom_connector(dev,
-                                                 le16_to_cpu(path->
-                                                             usConnObjectId),
+                                                 conn_id,
                                                  le16_to_cpu(path->
                                                              usDeviceTag),
                                                  connector_type, &ddc_bus,
@@ -424,7 +437,7 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 
 struct bios_connector {
        bool valid;
-       uint8_t line_mux;
+       uint16_t line_mux;
        uint16_t devices;
        int connector_type;
        struct radeon_i2c_bus_rec ddc_bus;
@@ -468,11 +481,6 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct
                        continue;
                }
 
-               if (i == ATOM_DEVICE_TV1_INDEX) {
-                       DRM_DEBUG("Skipping TV Out\n");
-                       continue;
-               }
-
                bios_connectors[i].connector_type =
                    supported_devices_connector_convert[ci.sucConnectorInfo.
                                                        sbfAccess.
@@ -526,7 +534,7 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct
 
                if (!radeon_atom_apply_quirks
                    (dev, (1 << i), &bios_connectors[i].connector_type,
-                    &bios_connectors[i].ddc_bus))
+                    &bios_connectors[i].ddc_bus, &bios_connectors[i].line_mux))
                        continue;
 
                bios_connectors[i].valid = true;
@@ -633,8 +641,12 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
                    le16_to_cpu(firmware_info->info.usReferenceClock);
                p1pll->reference_div = 0;
 
-               p1pll->pll_out_min =
-                   le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
+               if (crev < 2)
+                       p1pll->pll_out_min =
+                               le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
+               else
+                       p1pll->pll_out_min =
+                               le32_to_cpu(firmware_info->info_12.ulMinPixelClockPLL_Output);
                p1pll->pll_out_max =
                    le32_to_cpu(firmware_info->info.ulMaxPixelClockPLL_Output);
 
@@ -643,6 +655,16 @@ 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 =
@@ -708,9 +730,8 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
        return false;
 }
 
-struct radeon_encoder_int_tmds *radeon_atombios_get_tmds_info(struct
-                                                             radeon_encoder
-                                                             *encoder)
+bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
+                                  struct radeon_encoder_int_tmds *tmds)
 {
        struct drm_device *dev = encoder->base.dev;
        struct radeon_device *rdev = dev->dev_private;
@@ -721,7 +742,6 @@ struct radeon_encoder_int_tmds *radeon_atombios_get_tmds_info(struct
        uint8_t frev, crev;
        uint16_t maxfreq;
        int i;
-       struct radeon_encoder_int_tmds *tmds = NULL;
 
        atom_parse_data_header(mode_info->atom_context, index, NULL, &frev,
                               &crev, &data_offset);
@@ -731,12 +751,6 @@ struct radeon_encoder_int_tmds *radeon_atombios_get_tmds_info(struct
                                       data_offset);
 
        if (tmds_info) {
-               tmds =
-                   kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL);
-
-               if (!tmds)
-                       return NULL;
-
                maxfreq = le16_to_cpu(tmds_info->usMaxFrequency);
                for (i = 0; i < 4; i++) {
                        tmds->tmds_pll[i].freq =
@@ -762,8 +776,49 @@ struct radeon_encoder_int_tmds *radeon_atombios_get_tmds_info(struct
                                break;
                        }
                }
+               return true;
        }
-       return tmds;
+       return false;
+}
+
+static struct radeon_atom_ss *radeon_atombios_get_ss_info(struct
+                                                         radeon_encoder
+                                                         *encoder,
+                                                         int id)
+{
+       struct drm_device *dev = encoder->base.dev;
+       struct radeon_device *rdev = dev->dev_private;
+       struct radeon_mode_info *mode_info = &rdev->mode_info;
+       int index = GetIndexIntoMasterTable(DATA, PPLL_SS_Info);
+       uint16_t data_offset;
+       struct _ATOM_SPREAD_SPECTRUM_INFO *ss_info;
+       uint8_t frev, crev;
+       struct radeon_atom_ss *ss = NULL;
+
+       if (id > ATOM_MAX_SS_ENTRY)
+               return NULL;
+
+       atom_parse_data_header(mode_info->atom_context, index, NULL, &frev,
+                              &crev, &data_offset);
+
+       ss_info =
+           (struct _ATOM_SPREAD_SPECTRUM_INFO *)(mode_info->atom_context->bios + data_offset);
+
+       if (ss_info) {
+               ss =
+                   kzalloc(sizeof(struct radeon_atom_ss), GFP_KERNEL);
+
+               if (!ss)
+                       return NULL;
+
+               ss->percentage = le16_to_cpu(ss_info->asSS_Info[id].usSpreadSpectrumPercentage);
+               ss->type = ss_info->asSS_Info[id].ucSpreadSpectrumType;
+               ss->step = ss_info->asSS_Info[id].ucSS_Step;
+               ss->delay = ss_info->asSS_Info[id].ucSS_Delay;
+               ss->range = ss_info->asSS_Info[id].ucSS_Range;
+               ss->refdiv = ss_info->asSS_Info[id].ucRecommendedRef_Div;
+       }
+       return ss;
 }
 
 union lvds_info {
@@ -797,27 +852,31 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
                if (!lvds)
                        return NULL;
 
-               lvds->native_mode.dotclock =
+               lvds->native_mode.clock =
                    le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
-               lvds->native_mode.panel_xres =
+               lvds->native_mode.hdisplay =
                    le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
-               lvds->native_mode.panel_yres =
+               lvds->native_mode.vdisplay =
                    le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
-               lvds->native_mode.hblank =
-                   le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
-               lvds->native_mode.hoverplus =
-                   le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
-               lvds->native_mode.hsync_width =
-                   le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
-               lvds->native_mode.vblank =
-                   le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
-               lvds->native_mode.voverplus =
-                   le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
-               lvds->native_mode.vsync_width =
-                   le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
+               lvds->native_mode.htotal = lvds->native_mode.hdisplay +
+                       le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
+               lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
+                       le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
+               lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
+                       le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
+               lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
+                       le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
+               lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
+                       le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
+               lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
+                       le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
                lvds->panel_pwr_delay =
                    le16_to_cpu(lvds_info->info.usOffDelayInMs);
                lvds->lvds_misc = lvds_info->info.ucLVDS_Misc;
+               /* set crtc values */
+               drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
+
+               lvds->ss = radeon_atombios_get_ss_info(encoder, lvds_info->info.ucSS_Id);
 
                encoder->native_mode = lvds->native_mode;
        }
@@ -835,7 +894,6 @@ radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder)
        struct _COMPASSIONATE_DATA *dac_info;
        uint8_t frev, crev;
        uint8_t bg, dac;
-       int i;
        struct radeon_encoder_primary_dac *p_dac = NULL;
 
        atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset);
@@ -856,6 +914,99 @@ radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder)
        return p_dac;
 }
 
+bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
+                               struct drm_display_mode *mode)
+{
+       struct radeon_mode_info *mode_info = &rdev->mode_info;
+       ATOM_ANALOG_TV_INFO *tv_info;
+       ATOM_ANALOG_TV_INFO_V1_2 *tv_info_v1_2;
+       ATOM_DTD_FORMAT *dtd_timings;
+       int data_index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
+       u8 frev, crev;
+       u16 data_offset, misc;
+
+       atom_parse_data_header(mode_info->atom_context, data_index, NULL, &frev, &crev, &data_offset);
+
+       switch (crev) {
+       case 1:
+               tv_info = (ATOM_ANALOG_TV_INFO *)(mode_info->atom_context->bios + data_offset);
+               if (index > MAX_SUPPORTED_TV_TIMING)
+                       return false;
+
+               mode->crtc_htotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Total);
+               mode->crtc_hdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Disp);
+               mode->crtc_hsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart);
+               mode->crtc_hsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart) +
+                       le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncWidth);
+
+               mode->crtc_vtotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Total);
+               mode->crtc_vdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Disp);
+               mode->crtc_vsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart);
+               mode->crtc_vsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart) +
+                       le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncWidth);
+
+               mode->flags = 0;
+               misc = le16_to_cpu(tv_info->aModeTimings[index].susModeMiscInfo.usAccess);
+               if (misc & ATOM_VSYNC_POLARITY)
+                       mode->flags |= DRM_MODE_FLAG_NVSYNC;
+               if (misc & ATOM_HSYNC_POLARITY)
+                       mode->flags |= DRM_MODE_FLAG_NHSYNC;
+               if (misc & ATOM_COMPOSITESYNC)
+                       mode->flags |= DRM_MODE_FLAG_CSYNC;
+               if (misc & ATOM_INTERLACE)
+                       mode->flags |= DRM_MODE_FLAG_INTERLACE;
+               if (misc & ATOM_DOUBLE_CLOCK_MODE)
+                       mode->flags |= DRM_MODE_FLAG_DBLSCAN;
+
+               mode->clock = le16_to_cpu(tv_info->aModeTimings[index].usPixelClock) * 10;
+
+               if (index == 1) {
+                       /* PAL timings appear to have wrong values for totals */
+                       mode->crtc_htotal -= 1;
+                       mode->crtc_vtotal -= 1;
+               }
+               break;
+       case 2:
+               tv_info_v1_2 = (ATOM_ANALOG_TV_INFO_V1_2 *)(mode_info->atom_context->bios + data_offset);
+               if (index > MAX_SUPPORTED_TV_TIMING_V1_2)
+                       return false;
+
+               dtd_timings = &tv_info_v1_2->aModeTimings[index];
+               mode->crtc_htotal = le16_to_cpu(dtd_timings->usHActive) +
+                       le16_to_cpu(dtd_timings->usHBlanking_Time);
+               mode->crtc_hdisplay = le16_to_cpu(dtd_timings->usHActive);
+               mode->crtc_hsync_start = le16_to_cpu(dtd_timings->usHActive) +
+                       le16_to_cpu(dtd_timings->usHSyncOffset);
+               mode->crtc_hsync_end = mode->crtc_hsync_start +
+                       le16_to_cpu(dtd_timings->usHSyncWidth);
+
+               mode->crtc_vtotal = le16_to_cpu(dtd_timings->usVActive) +
+                       le16_to_cpu(dtd_timings->usVBlanking_Time);
+               mode->crtc_vdisplay = le16_to_cpu(dtd_timings->usVActive);
+               mode->crtc_vsync_start = le16_to_cpu(dtd_timings->usVActive) +
+                       le16_to_cpu(dtd_timings->usVSyncOffset);
+               mode->crtc_vsync_end = mode->crtc_vsync_start +
+                       le16_to_cpu(dtd_timings->usVSyncWidth);
+
+               mode->flags = 0;
+               misc = le16_to_cpu(dtd_timings->susModeMiscInfo.usAccess);
+               if (misc & ATOM_VSYNC_POLARITY)
+                       mode->flags |= DRM_MODE_FLAG_NVSYNC;
+               if (misc & ATOM_HSYNC_POLARITY)
+                       mode->flags |= DRM_MODE_FLAG_NHSYNC;
+               if (misc & ATOM_COMPOSITESYNC)
+                       mode->flags |= DRM_MODE_FLAG_CSYNC;
+               if (misc & ATOM_INTERLACE)
+                       mode->flags |= DRM_MODE_FLAG_INTERLACE;
+               if (misc & ATOM_DOUBLE_CLOCK_MODE)
+                       mode->flags |= DRM_MODE_FLAG_DBLSCAN;
+
+               mode->clock = le16_to_cpu(dtd_timings->usPixClk) * 10;
+               break;
+       }
+       return true;
+}
+
 struct radeon_encoder_tv_dac *
 radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder)
 {
@@ -867,7 +1018,6 @@ radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder)
        struct _COMPASSIONATE_DATA *dac_info;
        uint8_t frev, crev;
        uint8_t bg, dac;
-       int i;
        struct radeon_encoder_tv_dac *tv_dac = NULL;
 
        atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset);
@@ -947,10 +1097,10 @@ void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
        uint32_t bios_2_scratch, bios_6_scratch;
 
        if (rdev->family >= CHIP_R600) {
-               bios_2_scratch = RREG32(R600_BIOS_0_SCRATCH);
+               bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
                bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
        } else {
-               bios_2_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
+               bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
                bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
        }
 
@@ -970,6 +1120,34 @@ void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
 
 }
 
+void radeon_save_bios_scratch_regs(struct radeon_device *rdev)
+{
+       uint32_t scratch_reg;
+       int i;
+
+       if (rdev->family >= CHIP_R600)
+               scratch_reg = R600_BIOS_0_SCRATCH;
+       else
+               scratch_reg = RADEON_BIOS_0_SCRATCH;
+
+       for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
+               rdev->bios_scratch[i] = RREG32(scratch_reg + (i * 4));
+}
+
+void radeon_restore_bios_scratch_regs(struct radeon_device *rdev)
+{
+       uint32_t scratch_reg;
+       int i;
+
+       if (rdev->family >= CHIP_R600)
+               scratch_reg = R600_BIOS_0_SCRATCH;
+       else
+               scratch_reg = RADEON_BIOS_0_SCRATCH;
+
+       for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
+               WREG32(scratch_reg + (i * 4), rdev->bios_scratch[i]);
+}
+
 void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock)
 {
        struct drm_device *dev = encoder->dev;