The patch below does not apply to the 4.7-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@xxxxxxxxxxxxxxx>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
>From 4570d833390b10043d082fe535375d4a0e071d9c Mon Sep 17 00:00:00 2001
From: Lyude <cpaul@xxxxxxxxxx>
Date: Tue, 21 Jun 2016 17:03:41 -0400
Subject: [PATCH] drm/i915/vlv: Make intel_crt_reset() per-encoder
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
This lets call intel_crt_reset() in contexts where IRQs are disabled and
as such, can't hold the locks required to work with the connectors.
Cc: stable@xxxxxxxxxxxxxxx
Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Acked-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
Signed-off-by: Lyude <cpaul@xxxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
(cherry picked from commit 28cf71ce3e206db1c3f30b3da31e7b48b2269e4c)
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 5819d524d917..9cd88293c960 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -717,11 +717,11 @@ static int intel_crt_set_property(struct drm_connector *connector,
return 0;
}
-static void intel_crt_reset(struct drm_connector *connector)
+static void intel_crt_reset(struct drm_encoder *encoder)
{
- struct drm_device *dev = connector->dev;
+ struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_crt *crt = intel_attached_crt(connector);
+ struct intel_crt *crt = intel_encoder_to_crt(to_intel_encoder(encoder));
if (INTEL_INFO(dev)->gen >= 5) {
u32 adpa;
@@ -743,7 +743,6 @@ static void intel_crt_reset(struct drm_connector *connector)
*/
static const struct drm_connector_funcs intel_crt_connector_funcs = {
- .reset = intel_crt_reset,
.dpms = drm_atomic_helper_connector_dpms,
.detect = intel_crt_detect,
.fill_modes = drm_helper_probe_single_connector_modes,
@@ -762,6 +761,7 @@ static const struct drm_connector_helper_funcs intel_crt_connector_helper_funcs
};
static const struct drm_encoder_funcs intel_crt_enc_funcs = {
+ .reset = intel_crt_reset,
.destroy = intel_encoder_destroy,
};
@@ -904,5 +904,5 @@ void intel_crt_init(struct drm_device *dev)
dev_priv->fdi_rx_config = I915_READ(FDI_RX_CTL(PIPE_A)) & fdi_config;
}
- intel_crt_reset(connector);
+ intel_crt_reset(&crt->base.base);
}
--
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