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drm/i915: Adjust DSI fixed mode handling 

DSI has its own convoluted way of grabbing the fixed mode from
the VBT. Change it to follow the path laid out by LVDS/eDP.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190321132446.22394-4-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Jani Nikula <jani.nikula@intel.com>
hifive-unleashed-5.2
Ville Syrjälä 2019-03-21 15:24:44 +02:00
parent 325710d3d4
commit dee2370ce3
4 changed files with 4 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/gpu/drm/i915/icl_dsi.c
View File

@ -1361,7 +1361,7 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
struct intel_encoder *encoder;
struct intel_connector *intel_connector;
struct drm_connector *connector;
struct drm_display_mode *scan, *fixed_mode = NULL;
struct drm_display_mode *fixed_mode;
enum port port;
if (!intel_bios_is_dsi_present(dev_priv, &port))
@ -1411,15 +1411,8 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
/* attach connector to encoder */
intel_connector_attach_encoder(intel_connector, encoder);
/* fill mode info from VBT */
mutex_lock(&dev->mode_config.mutex);
intel_dsi_vbt_get_modes(intel_dsi);
list_for_each_entry(scan, &connector->probed_modes, head) {
if (scan->type & DRM_MODE_TYPE_PREFERRED) {
fixed_mode = drm_mode_duplicate(dev, scan);
break;
}
}
fixed_mode = intel_panel_vbt_fixed_mode(intel_connector);
mutex_unlock(&dev->mode_config.mutex);
if (!fixed_mode) {
@ -1427,12 +1420,9 @@ void icl_dsi_init(struct drm_i915_private *dev_priv)
goto err;
}
connector->display_info.width_mm = fixed_mode->width_mm;
connector->display_info.height_mm = fixed_mode->height_mm;
intel_panel_init(&intel_connector->panel, fixed_mode, NULL);
intel_panel_setup_backlight(connector, INVALID_PIPE);
if (dev_priv->vbt.dsi.config->dual_link)
intel_dsi->ports = BIT(PORT_A) | BIT(PORT_B);
else

1
drivers/gpu/drm/i915/intel_dsi.h
View File

@ -189,7 +189,6 @@ void bxt_dsi_reset_clocks(struct intel_encoder *encoder, enum port port);
/* intel_dsi_vbt.c */
bool intel_dsi_vbt_init(struct intel_dsi *intel_dsi, u16 panel_id);
int intel_dsi_vbt_get_modes(struct intel_dsi *intel_dsi);
void intel_dsi_vbt_exec_sequence(struct intel_dsi *intel_dsi,
enum mipi_seq seq_id);
void intel_dsi_msleep(struct intel_dsi *intel_dsi, int msec);

18
drivers/gpu/drm/i915/intel_dsi_vbt.c
View File

@ -532,24 +532,6 @@ void intel_dsi_msleep(struct intel_dsi *intel_dsi, int msec)
msleep(msec);
}
int intel_dsi_vbt_get_modes(struct intel_dsi *intel_dsi)
{
struct intel_connector *connector = intel_dsi->attached_connector;
struct drm_device *dev = intel_dsi->base.base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_display_mode *mode;
mode = drm_mode_duplicate(dev, dev_priv->vbt.lfp_lvds_vbt_mode);
if (!mode)
return 0;
mode->type |= DRM_MODE_TYPE_PREFERRED;
drm_mode_probed_add(&connector->base, mode);
return 1;
}
#define ICL_PREPARE_CNT_MAX 0x7
#define ICL_CLK_ZERO_CNT_MAX 0xf
#define ICL_TRAIL_CNT_MAX 0x7

13
drivers/gpu/drm/i915/vlv_dsi.c
View File

@ -1658,7 +1658,7 @@ void vlv_dsi_init(struct drm_i915_private *dev_priv)
struct drm_encoder *encoder;
struct intel_connector *intel_connector;
struct drm_connector *connector;
struct drm_display_mode *scan, *fixed_mode = NULL;
struct drm_display_mode *fixed_mode;
enum port port;
DRM_DEBUG_KMS("\n");
@ -1769,13 +1769,7 @@ void vlv_dsi_init(struct drm_i915_private *dev_priv)
intel_connector_attach_encoder(intel_connector, intel_encoder);
mutex_lock(&dev->mode_config.mutex);
intel_dsi_vbt_get_modes(intel_dsi);
list_for_each_entry(scan, &connector->probed_modes, head) {
if ((scan->type & DRM_MODE_TYPE_PREFERRED)) {
fixed_mode = drm_mode_duplicate(dev, scan);
break;
}
}
fixed_mode = intel_panel_vbt_fixed_mode(intel_connector);
mutex_unlock(&dev->mode_config.mutex);
if (!fixed_mode) {
@ -1783,9 +1777,6 @@ void vlv_dsi_init(struct drm_i915_private *dev_priv)
goto err;
}
connector->display_info.width_mm = fixed_mode->width_mm;
connector->display_info.height_mm = fixed_mode->height_mm;
intel_panel_init(&intel_connector->panel, fixed_mode, NULL);
intel_panel_setup_backlight(connector, INVALID_PIPE);