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From 2fc1bbf233adc66b9d052487bb26e6627a625f1d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Mon, 15 Feb 2016 12:41:37 +0100
Subject: [PATCH 0323/1110] drm/amdgpu: optionally print the pin count in
gem_info as well
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Usefull when debugging page flipping.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index 901a44c..cb7806a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -705,6 +705,7 @@ static int amdgpu_debugfs_gem_info(struct seq_file *m, void *data)
mutex_lock(&adev->gem.mutex);
list_for_each_entry(rbo, &adev->gem.objects, list) {
+ unsigned pin_count;
unsigned domain;
const char *placement;
@@ -721,8 +722,13 @@ static int amdgpu_debugfs_gem_info(struct seq_file *m, void *data)
placement = " CPU";
break;
}
- seq_printf(m, "bo[0x%08x] %12ld %s pid %8d\n",
+ seq_printf(m, "bo[0x%08x] %12ld %s pid %8d",
i, amdgpu_bo_size(rbo), placement, rbo->pid);
+
+ pin_count = ACCESS_ONCE(rbo->pin_count);
+ if (pin_count)
+ seq_printf(m, " pin count %d", pin_count);
+ seq_printf(m, "\n");
i++;
}
mutex_unlock(&adev->gem.mutex);
--
2.7.4
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