diff options
| author | Dave Airlie <airlied@redhat.com> | 2020-01-13 11:53:01 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2020-01-13 16:34:39 +1000 |
| commit | 79f88da22b4b2d8c56c784de65e24c4b80f59c0c (patch) | |
| tree | 1252dd661b5c899b8297ae8657172d9a0aae5696 /drivers/gpu/drm/drm_debugfs_crc.c | |
| parent | a566696cf9f27f701cd4a6426d46f112c180059c (diff) | |
| parent | 44c58c520ffc4b1f75241e5029c5ae6b223d0623 (diff) | |
Merge tag 'drm-misc-next-2020-01-10' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for v5.6:
UAPI Changes:
Cross-subsystem Changes:
- Convert simple panel bindings to a template.
Core Changes:
- Revert drm-bridge-state changes, it causes a dependency error
between drm and drm_kms_helper.
- Fix when disabling crc's.
- Assorted Kconfig fixes.
Driver Changes:
- Add ddc symlinks to more drivers.
- Fix chained bridge handling in exynos and vc4.
- More clock rate fixes in sun4i.
- Add support for AUO B116XAK01, GiantPlus GPM940B0, Sony ACX424AKP,
BOE NV140FHM-N49, Satoz SAT050AT40H12R2 and Sharp LS020B1DD01D panels.
- Assorted small bugfixes.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1e8d4944-68d7-0df3-f39b-31f6fba22a2a@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_debugfs_crc.c')
| -rw-r--r-- | drivers/gpu/drm/drm_debugfs_crc.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c index ca3c55c6b815..e22b812c4b80 100644 --- a/drivers/gpu/drm/drm_debugfs_crc.c +++ b/drivers/gpu/drm/drm_debugfs_crc.c @@ -140,8 +140,8 @@ static ssize_t crc_control_write(struct file *file, const char __user *ubuf, if (IS_ERR(source)) return PTR_ERR(source); - if (source[len] == '\n') - source[len] = '\0'; + if (source[len - 1] == '\n') + source[len - 1] = '\0'; ret = crtc->funcs->verify_crc_source(crtc, source, &values_cnt); if (ret) @@ -258,6 +258,11 @@ static int crtc_crc_release(struct inode *inode, struct file *filep) struct drm_crtc *crtc = filep->f_inode->i_private; struct drm_crtc_crc *crc = &crtc->crc; + /* terminate the infinite while loop if 'drm_dp_aux_crc_work' running */ + spin_lock_irq(&crc->lock); + crc->opened = false; + spin_unlock_irq(&crc->lock); + crtc->funcs->set_crc_source(crtc, NULL); spin_lock_irq(&crc->lock); |