drm/radeon/kms: add initial Evergreen support (Radeon HD 5xxx)
This adds initial Evergreen KMS support, it doesn't include
any acceleration features or interrupt handling yet.
Major changes are DCE4 handling for PLLs for the > 2 crtcs.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index f7d6078..bc926ea 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -53,7 +53,7 @@
/* DVO requires 2x ppll clocks depending on tmds chip */
if (radeon_encoder->devices & ATOM_DEVICE_DFP2_SUPPORT)
return index_mask;
-
+
count = -1;
list_for_each_entry(clone_encoder, &dev->mode_config.encoder_list, head) {
struct radeon_encoder *radeon_clone = to_radeon_encoder(clone_encoder);
@@ -671,6 +671,18 @@
* - 2 DIG encoder blocks.
* DIG1/2 can drive UNIPHY0/1/2 link A or link B
*
+ * DCE 4.0
+ * - 3 DIG transmitter blocks UNPHY0/1/2 (links A and B).
+ * Supports up to 6 digital outputs
+ * - 6 DIG encoder blocks.
+ * - DIG to PHY mapping is hardcoded
+ * DIG1 drives UNIPHY0 link A, A+B
+ * DIG2 drives UNIPHY0 link B
+ * DIG3 drives UNIPHY1 link A, A+B
+ * DIG4 drives UNIPHY1 link B
+ * DIG5 drives UNIPHY2 link A, A+B
+ * DIG6 drives UNIPHY2 link B
+ *
* Routing
* crtc -> dig encoder -> UNIPHY/LVTMA (1 or 2 links)
* Examples:
@@ -679,7 +691,14 @@
* crtc0 -> dig1 -> UNIPHY2 link A -> LVDS
* crtc1 -> dig2 -> UNIPHY1 link B+A -> TMDS/HDMI
*/
-static void
+
+union dig_encoder_control {
+ DIG_ENCODER_CONTROL_PS_ALLOCATION v1;
+ DIG_ENCODER_CONTROL_PARAMETERS_V2 v2;
+ DIG_ENCODER_CONTROL_PARAMETERS_V3 v3;
+};
+
+void
atombios_dig_encoder_setup(struct drm_encoder *encoder, int action)
{
struct drm_device *dev = encoder->dev;
@@ -688,7 +707,7 @@
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
struct radeon_connector_atom_dig *dig_connector =
radeon_get_atom_connector_priv_from_encoder(encoder);
- DIG_ENCODER_CONTROL_PS_ALLOCATION args;
+ union dig_encoder_control args;
int index = 0, num = 0;
uint8_t frev, crev;
@@ -697,56 +716,53 @@
memset(&args, 0, sizeof(args));
- if (dig->dig_encoder)
- index = GetIndexIntoMasterTable(COMMAND, DIG2EncoderControl);
- else
- index = GetIndexIntoMasterTable(COMMAND, DIG1EncoderControl);
+ if (ASIC_IS_DCE4(rdev))
+ index = GetIndexIntoMasterTable(COMMAND, DIGxEncoderControl);
+ else {
+ if (dig->dig_encoder)
+ index = GetIndexIntoMasterTable(COMMAND, DIG2EncoderControl);
+ else
+ index = GetIndexIntoMasterTable(COMMAND, DIG1EncoderControl);
+ }
num = dig->dig_encoder + 1;
atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev);
- args.ucAction = action;
- args.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
+ args.v1.ucAction = action;
+ args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
+ args.v1.ucEncoderMode = atombios_get_encoder_mode(encoder);
- if (ASIC_IS_DCE32(rdev)) {
- switch (radeon_encoder->encoder_id) {
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
- args.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1;
- break;
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
- args.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER2;
- break;
- case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
- args.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER3;
- break;
- }
+ if (args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) {
+ if (dig_connector->dp_clock == 270000)
+ args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
+ args.v1.ucLaneNum = dig_connector->dp_lane_count;
+ } else if (radeon_encoder->pixel_clock > 165000)
+ args.v1.ucLaneNum = 8;
+ else
+ args.v1.ucLaneNum = 4;
+
+ if (ASIC_IS_DCE4(rdev)) {
+ args.v3.acConfig.ucDigSel = dig->dig_encoder;
+ args.v3.ucBitPerColor = PANEL_8BIT_PER_COLOR;
} else {
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
- args.ucConfig = ATOM_ENCODER_CONFIG_TRANSMITTER1;
+ args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1;
break;
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
- args.ucConfig = ATOM_ENCODER_CONFIG_TRANSMITTER2;
+ args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER2;
+ break;
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
+ args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER3;
break;
}
+ if (dig_connector->linkb)
+ args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKB;
+ else
+ args.v1.ucConfig |= ATOM_ENCODER_CONFIG_LINKA;
}
- args.ucEncoderMode = atombios_get_encoder_mode(encoder);
-
- if (args.ucEncoderMode == ATOM_ENCODER_MODE_DP) {
- if (dig_connector->dp_clock == 270000)
- args.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ;
- args.ucLaneNum = dig_connector->dp_lane_count;
- } else if (radeon_encoder->pixel_clock > 165000)
- args.ucLaneNum = 8;
- else
- args.ucLaneNum = 4;
-
- if (dig_connector->linkb)
- args.ucConfig |= ATOM_ENCODER_CONFIG_LINKB;
- else
- args.ucConfig |= ATOM_ENCODER_CONFIG_LINKA;
-
atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
}
@@ -754,6 +770,7 @@
union dig_transmitter_control {
DIG_TRANSMITTER_CONTROL_PS_ALLOCATION v1;
DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2;
+ DIG_TRANSMITTER_CONTROL_PARAMETERS_V3 v3;
};
void
@@ -771,6 +788,7 @@
int index = 0, num = 0;
uint8_t frev, crev;
bool is_dp = false;
+ int pll_id = 0;
if (!dig || !dig_connector)
return;
@@ -783,7 +801,7 @@
memset(&args, 0, sizeof(args));
- if (ASIC_IS_DCE32(rdev))
+ if (ASIC_IS_DCE32(rdev) || ASIC_IS_DCE4(rdev))
index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl);
else {
switch (radeon_encoder->encoder_id) {
@@ -813,7 +831,54 @@
else
args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
}
- if (ASIC_IS_DCE32(rdev)) {
+ if (ASIC_IS_DCE4(rdev)) {
+ if (is_dp)
+ args.v3.ucLaneNum = dig_connector->dp_lane_count;
+ else if (radeon_encoder->pixel_clock > 165000)
+ args.v3.ucLaneNum = 8;
+ else
+ args.v3.ucLaneNum = 4;
+
+ if (dig_connector->linkb) {
+ args.v3.acConfig.ucLinkSel = 1;
+ args.v3.acConfig.ucEncoderSel = 1;
+ }
+
+ /* Select the PLL for the PHY
+ * DP PHY should be clocked from external src if there is
+ * one.
+ */
+ if (encoder->crtc) {
+ struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
+ pll_id = radeon_crtc->pll_id;
+ }
+ if (is_dp && rdev->clock.dp_extclk)
+ args.v3.acConfig.ucRefClkSource = 2; /* external src */
+ else
+ args.v3.acConfig.ucRefClkSource = pll_id;
+
+ switch (radeon_encoder->encoder_id) {
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
+ args.v3.acConfig.ucTransmitterSel = 0;
+ num = 0;
+ break;
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
+ args.v3.acConfig.ucTransmitterSel = 1;
+ num = 1;
+ break;
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
+ args.v3.acConfig.ucTransmitterSel = 2;
+ num = 2;
+ break;
+ }
+
+ if (is_dp)
+ args.v3.acConfig.fCoherentMode = 1; /* DP requires coherent */
+ else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
+ if (dig->coherent_mode)
+ args.v3.acConfig.fCoherentMode = 1;
+ }
+ } else if (ASIC_IS_DCE32(rdev)) {
if (dig->dig_encoder == 1)
args.v2.acConfig.ucEncoderSel = 1;
if (dig_connector->linkb)
@@ -841,7 +906,6 @@
args.v2.acConfig.fCoherentMode = 1;
}
} else {
-
args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
if (dig->dig_encoder)
@@ -1102,10 +1166,26 @@
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
dig = radeon_encoder->enc_priv;
- if (dig->dig_encoder)
- args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
- else
+ switch (dig->dig_encoder) {
+ case 0:
args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID;
+ break;
+ case 1:
+ args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
+ break;
+ case 2:
+ args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID;
+ break;
+ case 3:
+ args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID;
+ break;
+ case 4:
+ args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID;
+ break;
+ case 5:
+ args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID;
+ break;
+ }
break;
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1:
args.v2.ucEncoderID = ASIC_INT_DVO_ENCODER_ID;
@@ -1162,6 +1242,7 @@
}
/* set scaler clears this on some chips */
+ /* XXX check DCE4 */
if (!(radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))) {
if (ASIC_IS_AVIVO(rdev) && (mode->flags & DRM_MODE_FLAG_INTERLACE))
WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
@@ -1178,6 +1259,33 @@
struct drm_encoder *test_encoder;
struct radeon_encoder_atom_dig *dig;
uint32_t dig_enc_in_use = 0;
+
+ if (ASIC_IS_DCE4(rdev)) {
+ struct radeon_connector_atom_dig *dig_connector =
+ radeon_get_atom_connector_priv_from_encoder(encoder);
+
+ switch (radeon_encoder->encoder_id) {
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
+ if (dig_connector->linkb)
+ return 1;
+ else
+ return 0;
+ break;
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
+ if (dig_connector->linkb)
+ return 3;
+ else
+ return 2;
+ break;
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
+ if (dig_connector->linkb)
+ return 5;
+ else
+ return 4;
+ break;
+ }
+ }
+
/* on DCE32 and encoder can driver any block so just crtc id */
if (ASIC_IS_DCE32(rdev)) {
return radeon_crtc->crtc_id;
@@ -1249,15 +1357,26 @@
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
- /* disable the encoder and transmitter */
- atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
- atombios_dig_encoder_setup(encoder, ATOM_DISABLE);
+ if (ASIC_IS_DCE4(rdev)) {
+ /* disable the transmitter */
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
+ /* setup and enable the encoder */
+ atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP);
- /* setup and enable the encoder and transmitter */
- atombios_dig_encoder_setup(encoder, ATOM_ENABLE);
- atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0);
- atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0);
- atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
+ /* init and enable the transmitter */
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0);
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
+ } else {
+ /* disable the encoder and transmitter */
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0);
+ atombios_dig_encoder_setup(encoder, ATOM_DISABLE);
+
+ /* setup and enable the encoder and transmitter */
+ atombios_dig_encoder_setup(encoder, ATOM_ENABLE);
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0);
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0);
+ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0);
+ }
break;
case ENCODER_OBJECT_ID_INTERNAL_DDI:
atombios_ddia_setup(encoder, ATOM_ENABLE);
@@ -1277,7 +1396,9 @@
}
atombios_apply_encoder_quirks(encoder, adjusted_mode);
- r600_hdmi_setmode(encoder, adjusted_mode);
+ /* XXX */
+ if (!ASIC_IS_DCE4(rdev))
+ r600_hdmi_setmode(encoder, adjusted_mode);
}
static bool
@@ -1475,10 +1596,18 @@
return;
encoder = &radeon_encoder->base;
- if (rdev->flags & RADEON_SINGLE_CRTC)
+ switch (rdev->num_crtc) {
+ case 1:
encoder->possible_crtcs = 0x1;
- else
+ break;
+ case 2:
+ default:
encoder->possible_crtcs = 0x3;
+ break;
+ case 6:
+ encoder->possible_crtcs = 0x3f;
+ break;
+ }
radeon_encoder->enc_priv = NULL;