File U_22-Use-pRADEONEnt-to-find-both-screens-of-a-G... of Package xf86-video-ati

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File U_22-Use-pRADEONEnt-to-find-both-screens-of-a-GPU-in-radeon_mode_hotplug.patch of Package xf86-video-ati (Revision 49eb646bf34b409e5ad13d0b228b479b)

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From: Michel Dänzer <michel.daenzer@amd.com>
Date: Tue Nov 8 13:02:43 2016 +0900
Subject: [PATCH 2/2]Use pRADEONEnt to find both screens of a GPU in radeon_mode_hotplug
Patch-mainline: Upstream
Git-repo: git://anongit.freedesktop.org/xorg/driver/xf86-video-ati
Git-commit: 9760ef33cba5795eddeda4d5c2fcbe2dcce21689
References: bsc#1008200
Signed-off-by: Max Staudt <mstaudt@suse.de>

Fixes misbehaviour when hotplugging DisplayPort connectors on secondary
GPUs.

Fixes: c801f9f10a5d ("Handle Zaphod mode correctly in radeon_mode_hotplug")
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98626
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
 src/drmmode_display.c | 23 ++++++++---------------
 src/radeon_kms.c      |  5 +++++
 src/radeon_probe.h    |  2 ++
 3 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index 574003c..4eb7b77 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -2614,7 +2614,7 @@ radeon_mode_hotplug(ScrnInfoPtr scrn, drmmode_ptr drmmode)
 	xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn);
 	RADEONEntPtr pRADEONEnt = RADEONEntPriv(scrn);
 	drmModeResPtr mode_res;
-	int i, j, s;
+	int i, j;
 	Bool found;
 	Bool changed = FALSE;
 	int num_dvi = 0, num_hdmi = 0;
@@ -2651,20 +2651,13 @@ restart_destroy:

/* find new output ids we don't have outputs for */
 	for (i = 0; i < mode_res->count_connectors; i++) {
-		found = FALSE;
-
-		for (s = 0; !found && s < xf86NumScreens; s++) {
-			ScrnInfoPtr loop_scrn = xf86Screens[s];
-
-			if (strcmp(loop_scrn->driverName, scrn->driverName) ||
-			    RADEONEntPriv(loop_scrn) != pRADEONEnt)
-				continue;
-
-			found = drmmode_find_output(loop_scrn,
-						    mode_res->connectors[i],
-						    &num_dvi, &num_hdmi);
-		}
-		if (found)
+		if (drmmode_find_output(pRADEONEnt->primary_scrn,
+					mode_res->connectors[i],
+					&num_dvi, &num_hdmi) ||
+		    (pRADEONEnt->secondary_scrn &&
+		     drmmode_find_output(pRADEONEnt->secondary_scrn,
+					 mode_res->connectors[i],
+					 &num_dvi, &num_hdmi)))
 			continue;

if (drmmode_output_init(scrn, drmmode, mode_res, i, &num_dvi,
diff --git a/src/radeon_kms.c b/src/radeon_kms.c
index 9bcf657..d4399b8 100644
--- a/src/radeon_kms.c
+++ b/src/radeon_kms.c
@@ -1638,6 +1638,11 @@ Bool RADEONPreInit_KMS(ScrnInfoPtr pScrn, int flags)
         }
     }

+    if (info->IsSecondary)
+	pRADEONEnt->secondary_scrn = pScrn;
+    else
+	pRADEONEnt->primary_scrn = pScrn;
+
     info->PciInfo = xf86GetPciInfoForEntity(info->pEnt->index);
     pScrn->monitor     = pScrn->confScreen->monitor;

diff --git a/src/radeon_probe.h b/src/radeon_probe.h
index 258c7be..573d988 100644
--- a/src/radeon_probe.h
+++ b/src/radeon_probe.h
@@ -139,6 +139,8 @@ typedef struct
     unsigned long     fd_wakeup_registered; /* server generation for which fd has been registered for wakeup handling */
     int fd_wakeup_ref;
     unsigned int assigned_crtcs;
+    ScrnInfoPtr primary_scrn;
+    ScrnInfoPtr secondary_scrn;
 #ifdef XSERVER_PLATFORM_BUS
     struct xf86_platform_device *platform_dev;
 #endif

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File U_22-Use-pRADEONEnt-to-find-both-screens-of-a-GPU-in-radeon_mode_hotplug.patch of Package xf86-video-ati (Revision 49eb646bf34b409e5ad13d0b228b479b)

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