Message ID | 20191120000754.30710-1-luc.vanoostenryck@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | drm/crc-debugfs: fix crtc_crc_poll()'s return type | expand |
On Wed, Nov 20, 2019 at 01:07:54AM +0100, Luc Van Oostenryck wrote: > crtc_crc_poll() is defined as returning 'unsigned int' but the > .poll method is declared as returning '__poll_t', a bitwise type. > > Fix this by using the proper return type and using the EPOLL > constants instead of the POLL ones, as required for __poll_t. Already fixed. 1ab2a99edb37 ("drm: Fix return type of crc .poll()") > > CC: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> > CC: Maxime Ripard <mripard@kernel.org> > CC: Sean Paul <sean@poorly.run> > CC: David Airlie <airlied@linux.ie> > CC: Daniel Vetter <daniel@ffwll.ch> > CC: dri-devel@lists.freedesktop.org > Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com> > --- > drivers/gpu/drm/drm_debugfs_crc.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c > index be1b7ba92ffe..0bb0aa0ebbca 100644 > --- a/drivers/gpu/drm/drm_debugfs_crc.c > +++ b/drivers/gpu/drm/drm_debugfs_crc.c > @@ -334,17 +334,17 @@ static ssize_t crtc_crc_read(struct file *filep, char __user *user_buf, > return LINE_LEN(crc->values_cnt); > } > > -static unsigned int crtc_crc_poll(struct file *file, poll_table *wait) > +static __poll_t crtc_crc_poll(struct file *file, poll_table *wait) > { > struct drm_crtc *crtc = file->f_inode->i_private; > struct drm_crtc_crc *crc = &crtc->crc; > - unsigned ret; > + __poll_t ret; > > poll_wait(file, &crc->wq, wait); > > spin_lock_irq(&crc->lock); > if (crc->source && crtc_crc_data_count(crc)) > - ret = POLLIN | POLLRDNORM; > + ret = EPOLLIN | EPOLLRDNORM; > else > ret = 0; > spin_unlock_irq(&crc->lock); > -- > 2.24.0 > > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/dri-devel
diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c index be1b7ba92ffe..0bb0aa0ebbca 100644 --- a/drivers/gpu/drm/drm_debugfs_crc.c +++ b/drivers/gpu/drm/drm_debugfs_crc.c @@ -334,17 +334,17 @@ static ssize_t crtc_crc_read(struct file *filep, char __user *user_buf, return LINE_LEN(crc->values_cnt); } -static unsigned int crtc_crc_poll(struct file *file, poll_table *wait) +static __poll_t crtc_crc_poll(struct file *file, poll_table *wait) { struct drm_crtc *crtc = file->f_inode->i_private; struct drm_crtc_crc *crc = &crtc->crc; - unsigned ret; + __poll_t ret; poll_wait(file, &crc->wq, wait); spin_lock_irq(&crc->lock); if (crc->source && crtc_crc_data_count(crc)) - ret = POLLIN | POLLRDNORM; + ret = EPOLLIN | EPOLLRDNORM; else ret = 0; spin_unlock_irq(&crc->lock);
crtc_crc_poll() is defined as returning 'unsigned int' but the .poll method is declared as returning '__poll_t', a bitwise type. Fix this by using the proper return type and using the EPOLL constants instead of the POLL ones, as required for __poll_t. CC: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> CC: Maxime Ripard <mripard@kernel.org> CC: Sean Paul <sean@poorly.run> CC: David Airlie <airlied@linux.ie> CC: Daniel Vetter <daniel@ffwll.ch> CC: dri-devel@lists.freedesktop.org Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com> --- drivers/gpu/drm/drm_debugfs_crc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)