diff options
| author | Arkadiusz Hiler <arkadiusz.hiler@intel.com> | 2019-09-12 15:54:18 +0300 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-09-12 20:58:51 +0100 |
| commit | 0c653722e6e669fae969c178f0d4a55d9c2dc922 (patch) | |
| tree | 29e29904762e461f849a479627efa583d954e649 /drivers/gpu/drm/i915/gt/selftest_lrc.c | |
| parent | ee73e2795b416b829f0e00e7c43154922dff495b (diff) | |
drm/i915: Get the correct wakeref for reading HOTPLUG_EN et al.
Without it we get:
Unclaimed read from register 0x1e1110
WARNING: CPU: 2 PID: 1029 at drivers/gpu/drm/i915/intel_uncore.c:1101 __unclaimed_reg_debug+0x40/0x50 [i915]
Call Trace:
fwtable_read32+0x233/0x300 [i915]
i915_interrupt_info+0xa73/0xd60 [i915]
seq_read+0xdb/0x3c0
full_proxy_read+0x51/0x80
vfs_read+0x9e/0x160
ksys_read+0x8f/0xe0
do_syscall_64+0x55/0x1c0
entry_SYSCALL_64_after_hwframe+0x49/0xbe
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=109824
Signed-off-by: Arkadiusz Hiler <arkadiusz.hiler@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190912125418.23115-2-arkadiusz.hiler@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/selftest_lrc.c')
0 files changed, 0 insertions, 0 deletions