fixed_mode->vdisplay);
}
-void icl_dsi_init(struct drm_i915_private *dev_priv)
+void icl_dsi_init(struct drm_i915_private *dev_priv,
+ const struct intel_bios_encoder_data *devdata)
{
struct intel_dsi *intel_dsi;
struct intel_encoder *encoder;
struct drm_connector *connector;
enum port port;
- if (!intel_bios_is_dsi_present(dev_priv, &port))
+ port = intel_bios_encoder_port(devdata);
+ if (port == PORT_NONE)
return;
intel_dsi = kzalloc(sizeof(*intel_dsi), GFP_KERNEL);
intel_dsi->attached_connector = intel_connector;
connector = &intel_connector->base;
+ encoder->devdata = devdata;
+
/* register DSI encoder with DRM subsystem */
drm_encoder_init(&dev_priv->drm, &encoder->base, &gen11_dsi_encoder_funcs,
DRM_MODE_ENCODER_DSI, "DSI %c", port_name(port));
intel_dsi->panel_power_off_time = ktime_get_boottime();
- encoder->devdata = intel_bios_encoder_data_lookup(dev_priv, port);
intel_bios_init_panel_late(dev_priv, &intel_connector->panel, encoder->devdata, NULL);
mutex_lock(&dev_priv->drm.mode_config.mutex);
#define __ICL_DSI_H__
struct drm_i915_private;
+struct intel_bios_encoder_data;
struct intel_crtc_state;
-void icl_dsi_init(struct drm_i915_private *i915);
+void icl_dsi_init(struct drm_i915_private *dev_priv,
+ const struct intel_bios_encoder_data *devdata);
void icl_dsi_frame_update(struct intel_crtc_state *crtc_state);
#endif /* __ICL_DSI_H__ */
}
}
-static enum port intel_bios_encoder_port(const struct intel_bios_encoder_data *devdata)
+enum port intel_bios_encoder_port(const struct intel_bios_encoder_data *devdata)
{
struct drm_i915_private *i915 = devdata->i915;
const struct child_device_config *child = &devdata->child;
devdata->child.device_type & DEVICE_TYPE_INTERNAL_CONNECTOR;
}
-static bool
+bool
intel_bios_encoder_supports_dsi(const struct intel_bios_encoder_data *devdata)
{
return devdata->child.device_type & DEVICE_TYPE_MIPI_OUTPUT;
return true;
}
-static void print_ddi_port(const struct intel_bios_encoder_data *devdata,
- enum port port)
+static void print_ddi_port(const struct intel_bios_encoder_data *devdata)
{
struct drm_i915_private *i915 = devdata->i915;
const struct child_device_config *child = &devdata->child;
bool is_dvi, is_hdmi, is_dp, is_edp, is_dsi, is_crt, supports_typec_usb, supports_tbt;
int dp_boost_level, dp_max_link_rate, hdmi_boost_level, hdmi_level_shift, max_tmds_clock;
+ enum port port;
+
+ port = intel_bios_encoder_port(devdata);
+ if (port == PORT_NONE)
+ return;
is_dvi = intel_bios_encoder_supports_dvi(devdata);
is_dp = intel_bios_encoder_supports_dp(devdata);
return;
}
- if (i915->display.vbt.ports[port]) {
- drm_dbg_kms(&i915->drm,
- "More than one child device for port %c in VBT, using the first.\n",
- port_name(port));
- return;
- }
-
sanitize_device_type(devdata, port);
-
- i915->display.vbt.ports[port] = devdata;
}
static bool has_ddi_port_info(struct drm_i915_private *i915)
static void parse_ddi_ports(struct drm_i915_private *i915)
{
struct intel_bios_encoder_data *devdata;
- enum port port;
if (!has_ddi_port_info(i915))
return;
list_for_each_entry(devdata, &i915->display.vbt.display_devices, node)
parse_ddi_port(devdata);
- for_each_port(port) {
- if (i915->display.vbt.ports[port])
- print_ddi_port(i915->display.vbt.ports[port], port);
- }
+ list_for_each_entry(devdata, &i915->display.vbt.display_devices, node)
+ print_ddi_port(devdata);
}
static void
const struct intel_bios_encoder_data *
intel_bios_encoder_data_lookup(struct drm_i915_private *i915, enum port port)
{
- return i915->display.vbt.ports[port];
+ struct intel_bios_encoder_data *devdata;
+
+ list_for_each_entry(devdata, &i915->display.vbt.display_devices, node) {
+ if (intel_bios_encoder_port(devdata) == port)
+ return devdata;
+ }
+
+ return NULL;
+}
+
+void intel_bios_for_each_encoder(struct drm_i915_private *i915,
+ void (*func)(struct drm_i915_private *i915,
+ const struct intel_bios_encoder_data *devdata))
+{
+ struct intel_bios_encoder_data *devdata;
+
+ list_for_each_entry(devdata, &i915->display.vbt.display_devices, node)
+ func(i915, devdata);
}
bool intel_bios_encoder_supports_edp(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_supports_typec_usb(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_supports_tbt(const struct intel_bios_encoder_data *devdata);
+bool intel_bios_encoder_supports_dsi(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_supports_dp_dual_mode(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_is_lspcon(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_lane_reversal(const struct intel_bios_encoder_data *devdata);
bool intel_bios_encoder_hpd_invert(const struct intel_bios_encoder_data *devdata);
+enum port intel_bios_encoder_port(const struct intel_bios_encoder_data *devdata);
enum aux_ch intel_bios_dp_aux_ch(const struct intel_bios_encoder_data *devdata);
int intel_bios_dp_boost_level(const struct intel_bios_encoder_data *devdata);
int intel_bios_dp_max_lane_count(const struct intel_bios_encoder_data *devdata);
int intel_bios_hdmi_level_shift(const struct intel_bios_encoder_data *devdata);
int intel_bios_hdmi_max_tmds_clock(const struct intel_bios_encoder_data *devdata);
+void intel_bios_for_each_encoder(struct drm_i915_private *i915,
+ void (*func)(struct drm_i915_private *i915,
+ const struct intel_bios_encoder_data *devdata));
+
#endif /* _INTEL_BIOS_H_ */
#include "i915_drv.h"
#include "i915_reg.h"
+#include "icl_dsi.h"
#include "intel_audio.h"
#include "intel_audio_regs.h"
#include "intel_backlight.h"
return init_dp || intel_phy_is_tc(i915, phy);
}
-void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port)
+static bool assert_has_icl_dsi(struct drm_i915_private *i915)
+{
+ return !drm_WARN(&i915->drm, !IS_ALDERLAKE_P(i915) &&
+ !IS_TIGERLAKE(i915) && DISPLAY_VER(i915) != 11,
+ "Platform does not support DSI\n");
+}
+
+static bool port_in_use(struct drm_i915_private *i915, enum port port)
+{
+ struct intel_encoder *encoder;
+
+ for_each_intel_encoder(&i915->drm, encoder) {
+ /* FIXME what about second port for dual link DSI? */
+ if (encoder->port == port)
+ return true;
+ }
+
+ return false;
+}
+
+void intel_ddi_init(struct drm_i915_private *dev_priv,
+ const struct intel_bios_encoder_data *devdata)
{
struct intel_digital_port *dig_port;
struct intel_encoder *encoder;
- const struct intel_bios_encoder_data *devdata;
bool init_hdmi, init_dp;
- enum phy phy = intel_port_to_phy(dev_priv, port);
+ enum port port;
+ enum phy phy;
+
+ port = intel_bios_encoder_port(devdata);
+ if (port == PORT_NONE)
+ return;
if (!port_strap_detected(dev_priv, port)) {
drm_dbg_kms(&dev_priv->drm,
if (!assert_port_valid(dev_priv, port))
return;
+ if (port_in_use(dev_priv, port)) {
+ drm_dbg_kms(&dev_priv->drm,
+ "Port %c already claimed\n", port_name(port));
+ return;
+ }
+
+ if (intel_bios_encoder_supports_dsi(devdata)) {
+ /* BXT/GLK handled elsewhere, for now at least */
+ if (!assert_has_icl_dsi(dev_priv))
+ return;
+
+ icl_dsi_init(dev_priv, devdata);
+ return;
+ }
+
+ phy = intel_port_to_phy(dev_priv, port);
+
/*
* On platforms with HTI (aka HDPORT), if it's enabled at boot it may
* have taken over some of the PHYs and made them unavailable to the
return;
}
- devdata = intel_bios_encoder_data_lookup(dev_priv, port);
- if (!devdata) {
- drm_dbg_kms(&dev_priv->drm,
- "VBT says port %c is not present\n",
- port_name(port));
- return;
- }
-
init_hdmi = intel_bios_encoder_supports_dvi(devdata) ||
intel_bios_encoder_supports_hdmi(devdata);
init_dp = intel_bios_encoder_supports_dp(devdata);
struct drm_connector_state;
struct drm_i915_private;
struct intel_atomic_state;
+struct intel_bios_encoder_data;
struct intel_connector;
struct intel_crtc;
struct intel_crtc_state;
const struct intel_crtc_state *crtc_state);
void intel_wait_ddi_buf_idle(struct drm_i915_private *dev_priv,
enum port port);
-void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port);
+void intel_ddi_init(struct drm_i915_private *dev_priv,
+ const struct intel_bios_encoder_data *devdata);
bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe);
void intel_ddi_enable_transcoder_func(struct intel_encoder *encoder,
const struct intel_crtc_state *crtc_state);
#include "i915_utils.h"
#include "i9xx_plane.h"
#include "i9xx_wm.h"
-#include "icl_dsi.h"
#include "intel_atomic.h"
#include "intel_atomic_plane.h"
#include "intel_audio.h"
return;
if (HAS_DDI(dev_priv)) {
- enum port port;
-
if (intel_ddi_crt_present(dev_priv))
intel_crt_init(dev_priv);
- for_each_port_masked(port, DISPLAY_RUNTIME_INFO(dev_priv)->port_mask)
- intel_ddi_init(dev_priv, port);
-
- /* FIXME do something about DSI */
- if (IS_ALDERLAKE_P(dev_priv) || IS_TIGERLAKE(dev_priv) ||
- DISPLAY_VER(dev_priv) == 11)
- icl_dsi_init(dev_priv);
+ intel_bios_for_each_encoder(dev_priv, intel_ddi_init);
if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv))
vlv_dsi_init(dev_priv);
struct i915_hdcp_arbiter;
struct intel_atomic_state;
struct intel_audio_funcs;
-struct intel_bios_encoder_data;
struct intel_cdclk_funcs;
struct intel_cdclk_vals;
struct intel_color_funcs;
struct list_head display_devices;
struct list_head bdb_blocks;
- struct intel_bios_encoder_data *ports[I915_MAX_PORTS]; /* Non-NULL if port present. */
struct sdvo_device_mapping {
u8 initialized;
u8 dvo_port;