From c5042d34a537da837d7d8042b6f365186d00ecae Mon Sep 17 00:00:00 2001
From: Anshuman Gupta <anshuman.gupta@intel.com>
Date: Mon, 24 Feb 2020 18:10:04 +0530
Subject: drm/i915: Fix broken num_entries in skl_ddb_allocation_overlaps
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Git-commit: 7a0a6ee731508b770f3ee198af7b0c87a20ebb80
Patch-mainline: v5.7-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
skl_ddb_allocation_overlaps() num_entries hass been passed as
INTEL_NUM_PIPES, it should be I915_MAX_PIPES.
v2:
- Rebased.
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200224124004.26712-8-anshuman.gupta@intel.com
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/i915/display/intel_display.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index bc09a2a1d538..2fd3ccd33e30 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -15328,7 +15328,6 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state)
struct intel_crtc *crtc;
struct intel_crtc_state *old_crtc_state, *new_crtc_state;
struct skl_ddb_entry entries[I915_MAX_PIPES] = {};
- const u8 num_pipes = INTEL_NUM_PIPES(dev_priv);
u8 update_pipes = 0, modeset_pipes = 0;
int i;
@@ -15365,7 +15364,7 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state)
continue;
if (skl_ddb_allocation_overlaps(&new_crtc_state->wm.skl.ddb,
- entries, num_pipes, pipe))
+ entries, I915_MAX_PIPES, pipe))
continue;
entries[pipe] = new_crtc_state->wm.skl.ddb;
@@ -15403,7 +15402,7 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state)
continue;
drm_WARN_ON(&dev_priv->drm, skl_ddb_allocation_overlaps(&new_crtc_state->wm.skl.ddb,
- entries, num_pipes, pipe));
+ entries, I915_MAX_PIPES, pipe));
entries[pipe] = new_crtc_state->wm.skl.ddb;
modeset_pipes &= ~BIT(pipe);
@@ -15438,7 +15437,7 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state)
continue;
drm_WARN_ON(&dev_priv->drm, skl_ddb_allocation_overlaps(&new_crtc_state->wm.skl.ddb,
- entries, num_pipes, pipe));
+ entries, I915_MAX_PIPES, pipe));
entries[pipe] = new_crtc_state->wm.skl.ddb;
modeset_pipes &= ~BIT(pipe);
--
2.28.0