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path: root/drivers/gpu/drm/msm/dp/dp_drm.c
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Diffstat (limited to 'drivers/gpu/drm/msm/dp/dp_drm.c')
-rw-r--r--drivers/gpu/drm/msm/dp/dp_drm.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_drm.c b/drivers/gpu/drm/msm/dp/dp_drm.c
index d3e241ea6941..cca57e56c906 100644
--- a/drivers/gpu/drm/msm/dp/dp_drm.c
+++ b/drivers/gpu/drm/msm/dp/dp_drm.c
@@ -3,6 +3,7 @@
* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
*/
+#include <linux/string_choices.h>
#include <drm/drm_atomic_helper.h>
#include <drm/drm_atomic.h>
#include <drm/drm_bridge.h>
@@ -25,7 +26,7 @@ static enum drm_connector_status msm_dp_bridge_detect(struct drm_bridge *bridge)
dp = to_dp_bridge(bridge)->msm_dp_display;
drm_dbg_dp(dp->drm_dev, "link_ready = %s\n",
- (dp->link_ready) ? "true" : "false");
+ str_true_false(dp->link_ready));
return (dp->link_ready) ? connector_status_connected :
connector_status_disconnected;
@@ -41,7 +42,7 @@ static int msm_dp_bridge_atomic_check(struct drm_bridge *bridge,
dp = to_dp_bridge(bridge)->msm_dp_display;
drm_dbg_dp(dp->drm_dev, "link_ready = %s\n",
- (dp->link_ready) ? "true" : "false");
+ str_true_false(dp->link_ready));
/*
* There is no protection in the DRM framework to check if the display
@@ -137,9 +138,8 @@ static int msm_edp_bridge_atomic_check(struct drm_bridge *drm_bridge,
}
static void msm_edp_bridge_atomic_enable(struct drm_bridge *drm_bridge,
- struct drm_bridge_state *old_bridge_state)
+ struct drm_atomic_state *state)
{
- struct drm_atomic_state *atomic_state = old_bridge_state->base.state;
struct drm_crtc *crtc;
struct drm_crtc_state *old_crtc_state;
struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(drm_bridge);
@@ -151,25 +151,24 @@ static void msm_edp_bridge_atomic_enable(struct drm_bridge *drm_bridge,
* If the panel is in psr, just exit psr state and skip the full
* bridge enable sequence.
*/
- crtc = drm_atomic_get_new_crtc_for_encoder(atomic_state,
+ crtc = drm_atomic_get_new_crtc_for_encoder(state,
drm_bridge->encoder);
if (!crtc)
return;
- old_crtc_state = drm_atomic_get_old_crtc_state(atomic_state, crtc);
+ old_crtc_state = drm_atomic_get_old_crtc_state(state, crtc);
if (old_crtc_state && old_crtc_state->self_refresh_active) {
msm_dp_display_set_psr(dp, false);
return;
}
- msm_dp_bridge_atomic_enable(drm_bridge, old_bridge_state);
+ msm_dp_bridge_atomic_enable(drm_bridge, state);
}
static void msm_edp_bridge_atomic_disable(struct drm_bridge *drm_bridge,
- struct drm_bridge_state *old_bridge_state)
+ struct drm_atomic_state *atomic_state)
{
- struct drm_atomic_state *atomic_state = old_bridge_state->base.state;
struct drm_crtc *crtc;
struct drm_crtc_state *new_crtc_state = NULL, *old_crtc_state = NULL;
struct msm_dp_bridge *msm_dp_bridge = to_dp_bridge(drm_bridge);
@@ -208,13 +207,12 @@ static void msm_edp_bridge_atomic_disable(struct drm_bridge *drm_bridge,
}
out:
- msm_dp_bridge_atomic_disable(drm_bridge, old_bridge_state);
+ msm_dp_bridge_atomic_disable(drm_bridge, atomic_state);
}
static void msm_edp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge,
- struct drm_bridge_state *old_bridge_state)
+ struct drm_atomic_state *atomic_state)
{
- struct drm_atomic_state *atomic_state = old_bridge_state->base.state;
struct drm_crtc *crtc;
struct drm_crtc_state *new_crtc_state = NULL;
@@ -233,7 +231,7 @@ static void msm_edp_bridge_atomic_post_disable(struct drm_bridge *drm_bridge,
if (new_crtc_state->self_refresh_active)
return;
- msm_dp_bridge_atomic_post_disable(drm_bridge, old_bridge_state);
+ msm_dp_bridge_atomic_post_disable(drm_bridge, atomic_state);
}
/**
@@ -257,7 +255,10 @@ static enum drm_mode_status msm_edp_bridge_mode_valid(struct drm_bridge *bridge,
return -EINVAL;
}
- if (mode->clock > DP_MAX_PIXEL_CLK_KHZ)
+ if (msm_dp_wide_bus_available(dp))
+ mode_pclk_khz /= 2;
+
+ if (mode_pclk_khz > DP_MAX_PIXEL_CLK_KHZ)
return MODE_CLOCK_HIGH;
/*