| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Thu, 29 Sep 2011 18:09:47 -0700
From: Keith Packard <keithp@...thp.com>
To: Dave Airlie <airlied@...hat.com>
Cc: linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
intel-gfx@...ts.freedesktop.org, Keith Packard <keithp@...thp.com>
Subject: [PATCH 15/21] drm/i915: Move eDP panel fixed mode from dev_priv to intel_dp
This value doesn't come directly from the VBT, and so is rather
specific to the particular DP output.
Signed-off-by: Keith Packard <keithp@...thp.com>
---
drivers/gpu/drm/i915/i915_drv.h | 1 -
drivers/gpu/drm/i915/intel_dp.c | 35 ++++++++++++++++-------------------
2 files changed, 16 insertions(+), 20 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index bcdf58b..e6dd19e 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -347,7 +347,6 @@ typedef struct drm_i915_private {
/* LVDS info */
int backlight_level; /* restore backlight to this value */
bool backlight_enabled;
- struct drm_display_mode *panel_fixed_mode;
struct drm_display_mode *lfp_lvds_vbt_mode; /* if any */
struct drm_display_mode *sdvo_lvds_vbt_mode; /* if any */
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 7ebbdff..02b5162 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -61,6 +61,7 @@ struct intel_dp {
uint8_t link_status[DP_LINK_STATUS_SIZE];
int panel_power_up_delay;
int panel_power_down_delay;
+ struct drm_display_mode *panel_fixed_mode; /* for eDP */
};
/**
@@ -202,16 +203,14 @@ intel_dp_mode_valid(struct drm_connector *connector,
struct drm_display_mode *mode)
{
struct intel_dp *intel_dp = intel_attached_dp(connector);
- struct drm_device *dev = connector->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_dp));
int max_lanes = intel_dp_max_lane_count(intel_dp);
- if (is_edp(intel_dp) && dev_priv->panel_fixed_mode) {
- if (mode->hdisplay > dev_priv->panel_fixed_mode->hdisplay)
+ if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) {
+ if (mode->hdisplay > intel_dp->panel_fixed_mode->hdisplay)
return MODE_PANEL;
- if (mode->vdisplay > dev_priv->panel_fixed_mode->vdisplay)
+ if (mode->vdisplay > intel_dp->panel_fixed_mode->vdisplay)
return MODE_PANEL;
}
@@ -630,22 +629,21 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode)
{
struct drm_device *dev = encoder->dev;
- struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
int lane_count, clock;
int max_lane_count = intel_dp_max_lane_count(intel_dp);
int max_clock = intel_dp_max_link_bw(intel_dp) == DP_LINK_BW_2_7 ? 1 : 0;
static int bws[2] = { DP_LINK_BW_1_62, DP_LINK_BW_2_7 };
- if (is_edp(intel_dp) && dev_priv->panel_fixed_mode) {
- intel_fixed_panel_mode(dev_priv->panel_fixed_mode, adjusted_mode);
+ if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) {
+ intel_fixed_panel_mode(intel_dp->panel_fixed_mode, adjusted_mode);
intel_pch_panel_fitting(dev, DRM_MODE_SCALE_FULLSCREEN,
mode, adjusted_mode);
/*
* the mode->clock is used to calculate the Data&Link M/N
* of the pipe. For the eDP the fixed clock should be used.
*/
- mode->clock = dev_priv->panel_fixed_mode->clock;
+ mode->clock = intel_dp->panel_fixed_mode->clock;
}
for (lane_count = 1; lane_count <= max_lane_count; lane_count <<= 1) {
@@ -1815,35 +1813,34 @@ static int intel_dp_get_modes(struct drm_connector *connector)
ret = intel_dp_get_edid_modes(connector, &intel_dp->adapter);
if (ret) {
- if (is_edp(intel_dp) && !dev_priv->panel_fixed_mode) {
+ if (is_edp(intel_dp) && !intel_dp->panel_fixed_mode) {
struct drm_display_mode *newmode;
list_for_each_entry(newmode, &connector->probed_modes,
head) {
- if (newmode->type & DRM_MODE_TYPE_PREFERRED) {
- dev_priv->panel_fixed_mode =
+ if ((newmode->type & DRM_MODE_TYPE_PREFERRED)) {
+ intel_dp->panel_fixed_mode =
drm_mode_duplicate(dev, newmode);
break;
}
}
}
-
return ret;
}
/* if eDP has no EDID, try to use fixed panel mode from VBT */
if (is_edp(intel_dp)) {
/* initialize panel mode from VBT if available for eDP */
- if (dev_priv->panel_fixed_mode == NULL && dev_priv->lfp_lvds_vbt_mode != NULL) {
- dev_priv->panel_fixed_mode =
+ if (intel_dp->panel_fixed_mode == NULL && dev_priv->lfp_lvds_vbt_mode != NULL) {
+ intel_dp->panel_fixed_mode =
drm_mode_duplicate(dev, dev_priv->lfp_lvds_vbt_mode);
- if (dev_priv->panel_fixed_mode) {
- dev_priv->panel_fixed_mode->type |=
+ if (intel_dp->panel_fixed_mode) {
+ intel_dp->panel_fixed_mode->type |=
DRM_MODE_TYPE_PREFERRED;
}
}
- if (dev_priv->panel_fixed_mode) {
+ if (intel_dp->panel_fixed_mode) {
struct drm_display_mode *mode;
- mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);
+ mode = drm_mode_duplicate(dev, intel_dp->panel_fixed_mode);
drm_mode_probed_add(connector, mode);
return 1;
}
--
1.7.6.3
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists