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path: root/drivers/gpu/drm/msm/dp/dp_display.c
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Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_display.c')
-rw-r--r--drivers/gpu/drm/msm/dp/dp_display.c107
1 files changed, 62 insertions, 45 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index c4cb82af5c2f..672a7ba52eda 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -74,7 +74,6 @@ struct dp_event {
};
struct dp_display_private {
- char *name;
int irq;
unsigned int id;
@@ -82,18 +81,15 @@ struct dp_display_private {
/* state variables */
bool core_initialized;
bool phy_initialized;
- bool hpd_irq_on;
bool audio_supported;
struct drm_device *drm_dev;
- struct dentry *root;
struct dp_catalog *catalog;
struct drm_dp_aux *aux;
struct dp_link *link;
struct dp_panel *panel;
struct dp_ctrl *ctrl;
- struct dp_debug *debug;
struct dp_display_mode dp_mode;
struct msm_dp dp_display;
@@ -119,55 +115,49 @@ struct dp_display_private {
struct msm_dp_desc {
phys_addr_t io_start;
unsigned int id;
- unsigned int connector_type;
bool wide_bus_supported;
};
static const struct msm_dp_desc sc7180_dp_descs[] = {
- { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort },
+ { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0 },
{}
};
static const struct msm_dp_desc sc7280_dp_descs[] = {
- { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
- { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true },
+ { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
+ { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true },
{}
};
static const struct msm_dp_desc sc8180x_dp_descs[] = {
- { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort },
- { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort },
- { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP },
+ { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0 },
+ { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1 },
+ { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2 },
{}
};
static const struct msm_dp_desc sc8280xp_dp_descs[] = {
- { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
- { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
- { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
- { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
- { .io_start = 0x22090000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
- { .io_start = 0x22098000, .id = MSM_DP_CONTROLLER_1, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
- { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
- { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_DisplayPort, .wide_bus_supported = true },
+ { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
+ { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true },
+ { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .wide_bus_supported = true },
+ { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .wide_bus_supported = true },
+ { .io_start = 0x22090000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
+ { .io_start = 0x22098000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true },
+ { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .wide_bus_supported = true },
+ { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .wide_bus_supported = true },
{}
};
-static const struct msm_dp_desc sc8280xp_edp_descs[] = {
- { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true },
- { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true },
- { .io_start = 0x2209a000, .id = MSM_DP_CONTROLLER_2, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true },
- { .io_start = 0x220a0000, .id = MSM_DP_CONTROLLER_3, .connector_type = DRM_MODE_CONNECTOR_eDP, .wide_bus_supported = true },
- {}
-};
-
-static const struct msm_dp_desc sm8350_dp_descs[] = {
- { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort },
+static const struct msm_dp_desc sm8650_dp_descs[] = {
+ { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0 },
{}
};
-static const struct msm_dp_desc sm8650_dp_descs[] = {
- { .io_start = 0x0af54000, .id = MSM_DP_CONTROLLER_0, .connector_type = DRM_MODE_CONNECTOR_DisplayPort },
+static const struct msm_dp_desc x1e80100_dp_descs[] = {
+ { .io_start = 0x0ae90000, .id = MSM_DP_CONTROLLER_0, .wide_bus_supported = true },
+ { .io_start = 0x0ae98000, .id = MSM_DP_CONTROLLER_1, .wide_bus_supported = true },
+ { .io_start = 0x0ae9a000, .id = MSM_DP_CONTROLLER_2, .wide_bus_supported = true },
+ { .io_start = 0x0aea0000, .id = MSM_DP_CONTROLLER_3, .wide_bus_supported = true },
{}
};
@@ -178,10 +168,11 @@ static const struct of_device_id dp_dt_match[] = {
{ .compatible = "qcom,sc8180x-dp", .data = &sc8180x_dp_descs },
{ .compatible = "qcom,sc8180x-edp", .data = &sc8180x_dp_descs },
{ .compatible = "qcom,sc8280xp-dp", .data = &sc8280xp_dp_descs },
- { .compatible = "qcom,sc8280xp-edp", .data = &sc8280xp_edp_descs },
+ { .compatible = "qcom,sc8280xp-edp", .data = &sc8280xp_dp_descs },
{ .compatible = "qcom,sdm845-dp", .data = &sc7180_dp_descs },
- { .compatible = "qcom,sm8350-dp", .data = &sm8350_dp_descs },
+ { .compatible = "qcom,sm8350-dp", .data = &sc7180_dp_descs },
{ .compatible = "qcom,sm8650-dp", .data = &sm8650_dp_descs },
+ { .compatible = "qcom,x1e80100-dp", .data = &x1e80100_dp_descs },
{}
};
@@ -484,7 +475,7 @@ static void dp_display_handle_video_request(struct dp_display_private *dp)
}
}
-static int dp_display_handle_port_ststus_changed(struct dp_display_private *dp)
+static int dp_display_handle_port_status_changed(struct dp_display_private *dp)
{
int rc = 0;
@@ -541,7 +532,7 @@ static int dp_display_usbpd_attention_cb(struct device *dev)
drm_dbg_dp(dp->drm_dev, "hpd_state=%d sink_request=%d\n",
dp->hpd_state, sink_request);
if (sink_request & DS_PORT_STATUS_CHANGED)
- rc = dp_display_handle_port_ststus_changed(dp);
+ rc = dp_display_handle_port_status_changed(dp);
else
rc = dp_display_handle_irq_hpd(dp);
}
@@ -555,6 +546,8 @@ static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data)
int ret;
struct platform_device *pdev = dp->dp_display.pdev;
+ dp_aux_enable_xfers(dp->aux, true);
+
mutex_lock(&dp->event_mutex);
state = dp->hpd_state;
@@ -588,6 +581,7 @@ static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data)
ret = dp_display_usbpd_configure_cb(&pdev->dev);
if (ret) { /* link train failed */
dp->hpd_state = ST_DISCONNECTED;
+ pm_runtime_put_sync(&pdev->dev);
} else {
dp->hpd_state = ST_MAINLINK_READY;
}
@@ -619,6 +613,8 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data)
u32 state;
struct platform_device *pdev = dp->dp_display.pdev;
+ dp_aux_enable_xfers(dp->aux, false);
+
mutex_lock(&dp->event_mutex);
state = dp->hpd_state;
@@ -645,6 +641,7 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data)
dp_display_host_phy_exit(dp);
dp->hpd_state = ST_DISCONNECTED;
dp_display_notify_disconnect(&dp->dp_display.pdev->dev);
+ pm_runtime_put_sync(&pdev->dev);
mutex_unlock(&dp->event_mutex);
return 0;
}
@@ -726,6 +723,14 @@ static int dp_init_sub_modules(struct dp_display_private *dp)
if (IS_ERR(phy))
return PTR_ERR(phy);
+ rc = phy_set_mode_ext(phy, PHY_MODE_DP,
+ dp->dp_display.is_edp ? PHY_SUBMODE_EDP : PHY_SUBMODE_DP);
+ if (rc) {
+ DRM_ERROR("failed to set phy submode, rc = %d\n", rc);
+ dp->catalog = NULL;
+ goto error;
+ }
+
dp->catalog = dp_catalog_get(dev);
if (IS_ERR(dp->catalog)) {
rc = PTR_ERR(dp->catalog);
@@ -801,7 +806,6 @@ static int dp_display_set_mode(struct msm_dp *dp_display,
drm_mode_copy(&dp->panel->dp_mode.drm_mode, &mode->drm_mode);
dp->panel->dp_mode.bpp = mode->bpp;
- dp->panel->dp_mode.capabilities = mode->capabilities;
dp->panel->dp_mode.out_fmt_is_yuv_420 = mode->out_fmt_is_yuv_420;
dp_panel_init_panel_info(dp->panel);
return 0;
@@ -1241,6 +1245,25 @@ static int dp_auxbus_done_probe(struct drm_dp_aux *aux)
return dp_display_probe_tail(aux->dev);
}
+static int dp_display_get_connector_type(struct platform_device *pdev,
+ const struct msm_dp_desc *desc)
+{
+ struct device_node *node = pdev->dev.of_node;
+ struct device_node *aux_bus = of_get_child_by_name(node, "aux-bus");
+ struct device_node *panel = of_get_child_by_name(aux_bus, "panel");
+ int connector_type;
+
+ if (panel)
+ connector_type = DRM_MODE_CONNECTOR_eDP;
+ else
+ connector_type = DRM_MODE_SUBCONNECTOR_DisplayPort;
+
+ of_node_put(panel);
+ of_node_put(aux_bus);
+
+ return connector_type;
+}
+
static int dp_display_probe(struct platform_device *pdev)
{
int rc = 0;
@@ -1261,9 +1284,8 @@ static int dp_display_probe(struct platform_device *pdev)
return -EINVAL;
dp->dp_display.pdev = pdev;
- dp->name = "drm_dp";
dp->id = desc->id;
- dp->dp_display.connector_type = desc->connector_type;
+ dp->dp_display.connector_type = dp_display_get_connector_type(pdev, desc);
dp->wide_bus_supported = desc->wide_bus_supported;
dp->dp_display.is_edp =
(dp->dp_display.connector_type == DRM_MODE_CONNECTOR_eDP);
@@ -1431,14 +1453,9 @@ void dp_display_debugfs_init(struct msm_dp *dp_display, struct dentry *root, boo
dp = container_of(dp_display, struct dp_display_private, dp_display);
dev = &dp->dp_display.pdev->dev;
- dp->debug = dp_debug_get(dev, dp->panel,
- dp->link, dp->dp_display.connector,
- root, is_edp);
- if (IS_ERR(dp->debug)) {
- rc = PTR_ERR(dp->debug);
+ rc = dp_debug_init(dev, dp->panel, dp->link, dp->dp_display.connector, root, is_edp);
+ if (rc)
DRM_ERROR("failed to initialize debug, rc = %d\n", rc);
- dp->debug = NULL;
- }
}
int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev,
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-17 04:20:52 +0300