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path: root/drivers/gpu/drm/i915/display/intel_bios.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_bios.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_bios.c82
1 files changed, 60 insertions, 22 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index a491e6c38875..04b846440de6 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -25,16 +25,15 @@
*
*/
-#include <drm/drm_edid.h>
#include <drm/display/drm_dp_helper.h>
#include <drm/display/drm_dsc_helper.h>
-
-#include "display/intel_display.h"
-#include "display/intel_display_types.h"
-#include "display/intel_gmbus.h"
+#include <drm/drm_edid.h>
#include "i915_drv.h"
#include "i915_reg.h"
+#include "intel_display.h"
+#include "intel_display_types.h"
+#include "intel_gmbus.h"
#define _INTEL_BIOS_PRIVATE
#include "intel_vbt_defs.h"
@@ -620,14 +619,14 @@ static void dump_pnp_id(struct drm_i915_private *i915,
static int opregion_get_panel_type(struct drm_i915_private *i915,
const struct intel_bios_encoder_data *devdata,
- const struct edid *edid)
+ const struct drm_edid *drm_edid, bool use_fallback)
{
return intel_opregion_get_panel_type(i915);
}
static int vbt_get_panel_type(struct drm_i915_private *i915,
const struct intel_bios_encoder_data *devdata,
- const struct edid *edid)
+ const struct drm_edid *drm_edid, bool use_fallback)
{
const struct bdb_lvds_options *lvds_options;
@@ -652,12 +651,13 @@ static int vbt_get_panel_type(struct drm_i915_private *i915,
static int pnpid_get_panel_type(struct drm_i915_private *i915,
const struct intel_bios_encoder_data *devdata,
- const struct edid *edid)
+ const struct drm_edid *drm_edid, bool use_fallback)
{
const struct bdb_lvds_lfp_data *data;
const struct bdb_lvds_lfp_data_ptrs *ptrs;
const struct lvds_pnp_id *edid_id;
struct lvds_pnp_id edid_id_nodate;
+ const struct edid *edid = drm_edid_raw(drm_edid); /* FIXME */
int i, best = -1;
if (!edid)
@@ -701,9 +701,9 @@ static int pnpid_get_panel_type(struct drm_i915_private *i915,
static int fallback_get_panel_type(struct drm_i915_private *i915,
const struct intel_bios_encoder_data *devdata,
- const struct edid *edid)
+ const struct drm_edid *drm_edid, bool use_fallback)
{
- return 0;
+ return use_fallback ? 0 : -1;
}
enum panel_type {
@@ -715,13 +715,13 @@ enum panel_type {
static int get_panel_type(struct drm_i915_private *i915,
const struct intel_bios_encoder_data *devdata,
- const struct edid *edid)
+ const struct drm_edid *drm_edid, bool use_fallback)
{
struct {
const char *name;
int (*get_panel_type)(struct drm_i915_private *i915,
const struct intel_bios_encoder_data *devdata,
- const struct edid *edid);
+ const struct drm_edid *drm_edid, bool use_fallback);
int panel_type;
} panel_types[] = {
[PANEL_TYPE_OPREGION] = {
@@ -744,7 +744,8 @@ static int get_panel_type(struct drm_i915_private *i915,
int i;
for (i = 0; i < ARRAY_SIZE(panel_types); i++) {
- panel_types[i].panel_type = panel_types[i].get_panel_type(i915, devdata, edid);
+ panel_types[i].panel_type = panel_types[i].get_panel_type(i915, devdata,
+ drm_edid, use_fallback);
drm_WARN_ON(&i915->drm, panel_types[i].panel_type > 0xf &&
panel_types[i].panel_type != 0xff);
@@ -1032,6 +1033,7 @@ parse_lfp_backlight(struct drm_i915_private *i915,
}
panel->vbt.backlight.type = INTEL_BACKLIGHT_DISPLAY_DDI;
+ panel->vbt.backlight.controller = 0;
if (i915->display.vbt.version >= 191) {
size_t exp_size;
@@ -2592,6 +2594,12 @@ intel_bios_encoder_supports_edp(const struct intel_bios_encoder_data *devdata)
devdata->child.device_type & DEVICE_TYPE_INTERNAL_CONNECTOR;
}
+static bool
+intel_bios_encoder_supports_dsi(const struct intel_bios_encoder_data *devdata)
+{
+ return devdata->child.device_type & DEVICE_TYPE_MIPI_OUTPUT;
+}
+
static int _intel_bios_hdmi_level_shift(const struct intel_bios_encoder_data *devdata)
{
if (!devdata || devdata->i915->display.vbt.version < 158)
@@ -2642,7 +2650,7 @@ 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_crt, supports_typec_usb, supports_tbt;
+ 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;
is_dvi = intel_bios_encoder_supports_dvi(devdata);
@@ -2650,13 +2658,14 @@ static void print_ddi_port(const struct intel_bios_encoder_data *devdata,
is_crt = intel_bios_encoder_supports_crt(devdata);
is_hdmi = intel_bios_encoder_supports_hdmi(devdata);
is_edp = intel_bios_encoder_supports_edp(devdata);
+ is_dsi = intel_bios_encoder_supports_dsi(devdata);
supports_typec_usb = intel_bios_encoder_supports_typec_usb(devdata);
supports_tbt = intel_bios_encoder_supports_tbt(devdata);
drm_dbg_kms(&i915->drm,
- "Port %c VBT info: CRT:%d DVI:%d HDMI:%d DP:%d eDP:%d LSPCON:%d USB-Type-C:%d TBT:%d DSC:%d\n",
- port_name(port), is_crt, is_dvi, is_hdmi, is_dp, is_edp,
+ "Port %c VBT info: CRT:%d DVI:%d HDMI:%d DP:%d eDP:%d DSI:%d LSPCON:%d USB-Type-C:%d TBT:%d DSC:%d\n",
+ port_name(port), is_crt, is_dvi, is_hdmi, is_dp, is_edp, is_dsi,
HAS_LSPCON(i915) && child->lspcon,
supports_typec_usb, supports_tbt,
devdata->dsc != NULL);
@@ -2709,6 +2718,8 @@ static void parse_ddi_port(struct intel_bios_encoder_data *devdata)
enum port port;
port = dvo_port_to_port(i915, child->dvo_port);
+ if (port == PORT_NONE && DISPLAY_VER(i915) >= 11)
+ port = dsi_dvo_port_to_port(i915, child->dvo_port);
if (port == PORT_NONE)
return;
@@ -3199,14 +3210,26 @@ out:
kfree(oprom_vbt);
}
-void intel_bios_init_panel(struct drm_i915_private *i915,
- struct intel_panel *panel,
- const struct intel_bios_encoder_data *devdata,
- const struct edid *edid)
+static void intel_bios_init_panel(struct drm_i915_private *i915,
+ struct intel_panel *panel,
+ const struct intel_bios_encoder_data *devdata,
+ const struct drm_edid *drm_edid,
+ bool use_fallback)
{
- init_vbt_panel_defaults(panel);
+ /* already have it? */
+ if (panel->vbt.panel_type >= 0) {
+ drm_WARN_ON(&i915->drm, !use_fallback);
+ return;
+ }
- panel->vbt.panel_type = get_panel_type(i915, devdata, edid);
+ panel->vbt.panel_type = get_panel_type(i915, devdata,
+ drm_edid, use_fallback);
+ if (panel->vbt.panel_type < 0) {
+ drm_WARN_ON(&i915->drm, use_fallback);
+ return;
+ }
+
+ init_vbt_panel_defaults(panel);
parse_panel_options(i915, panel);
parse_generic_dtd(i915, panel);
@@ -3221,6 +3244,21 @@ void intel_bios_init_panel(struct drm_i915_private *i915,
parse_mipi_sequence(i915, panel);
}
+void intel_bios_init_panel_early(struct drm_i915_private *i915,
+ struct intel_panel *panel,
+ const struct intel_bios_encoder_data *devdata)
+{
+ intel_bios_init_panel(i915, panel, devdata, NULL, false);
+}
+
+void intel_bios_init_panel_late(struct drm_i915_private *i915,
+ struct intel_panel *panel,
+ const struct intel_bios_encoder_data *devdata,
+ const struct drm_edid *drm_edid)
+{
+ intel_bios_init_panel(i915, panel, devdata, drm_edid, true);
+}
+
/**
* intel_bios_driver_remove - Free any resources allocated by intel_bios_init()
* @i915: i915 device instance
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-07 00:24:29 +0300