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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2019-12-23 13:42:55 +0100 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2019-12-24 18:49:44 +0100 |
commit | 67dcc43f3a22dc3a7ac07a7065971b426feeb043 (patch) | |
tree | 0b647356dce45d2c79fd46cf201daa5089cc0934 /target/linux/brcm2708/patches-4.19/950-0578-drm-v3d-Make-sure-the-GPU-is-on-when-measuring-clock.patch | |
parent | 47a93a810f78adce5a130d287f82b28e9b54313c (diff) | |
download | upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.tar.gz upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.tar.bz2 upstream-67dcc43f3a22dc3a7ac07a7065971b426feeb043.zip |
brcm2708: organize kernel patches
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0578-drm-v3d-Make-sure-the-GPU-is-on-when-measuring-clock.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0578-drm-v3d-Make-sure-the-GPU-is-on-when-measuring-clock.patch | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0578-drm-v3d-Make-sure-the-GPU-is-on-when-measuring-clock.patch b/target/linux/brcm2708/patches-4.19/950-0578-drm-v3d-Make-sure-the-GPU-is-on-when-measuring-clock.patch deleted file mode 100644 index a7840c97ca..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0578-drm-v3d-Make-sure-the-GPU-is-on-when-measuring-clock.patch +++ /dev/null @@ -1,38 +0,0 @@ -From 19846d53c32be7c9d8d46b369910374c5ea9b9d5 Mon Sep 17 00:00:00 2001 -From: Eric Anholt <eric@anholt.net> -Date: Mon, 14 Jan 2019 17:26:04 -0800 -Subject: [PATCH 578/806] drm/v3d: Make sure the GPU is on when measuring - clocks. - -You'll get garbage measurements if the registers always read back -0xdeadbeef - -Signed-off-by: Eric Anholt <eric@anholt.net> ---- - drivers/gpu/drm/v3d/v3d_debugfs.c | 8 ++++++++ - 1 file changed, 8 insertions(+) - ---- a/drivers/gpu/drm/v3d/v3d_debugfs.c -+++ b/drivers/gpu/drm/v3d/v3d_debugfs.c -@@ -187,6 +187,11 @@ static int v3d_measure_clock(struct seq_ - uint32_t cycles; - int core = 0; - int measure_ms = 1000; -+ int ret; -+ -+ ret = pm_runtime_get_sync(v3d->dev); -+ if (ret < 0) -+ return ret; - - if (v3d->ver >= 40) { - V3D_CORE_WRITE(core, V3D_V4_PCTR_0_SRC_0_3, -@@ -210,6 +215,9 @@ static int v3d_measure_clock(struct seq_ - cycles / (measure_ms * 1000), - (cycles / (measure_ms * 100)) % 10); - -+ pm_runtime_mark_last_busy(v3d->dev); -+ pm_runtime_put_autosuspend(v3d->dev); -+ - return 0; - } - |