[PATCH 2/3] media: usb: pvrusb2: Fix Wcast-function-type-strict warnings
From: Ricardo Ribalda <hidden>
Date: 2024-01-28 02:12:24
Also in:
linux-media, linux-mediatek, lkml, llvm
Subsystem:
media input infrastructure (v4l/dvb), pvrusb2 video4linux driver, the rest · Maintainers:
Mauro Carvalho Chehab, Mike Isely, Linus Torvalds
Building with LLVM=1 throws the following warning: drivers/media/usb/pvrusb2/pvrusb2-context.c:110:6: warning: cast from 'void (*)(struct pvr2_context *)' to 'void (*)(void *)' converts to incompatible function type [-Wcast-function-type-strict] drivers/media/usb/pvrusb2/pvrusb2-v4l2.c:1070:30: warning: cast from 'void (*)(struct pvr2_v4l2_fh *)' to 'pvr2_stream_callback' (aka 'void (*)(void *)') converts to incompatible function type [-Wcast-function-type-strict] drivers/media/usb/pvrusb2/pvrusb2-dvb.c:152:6: warning: cast from 'void (*)(struct pvr2_dvb_adapter *)' to 'pvr2_stream_callback' (aka 'void (*)(void *)') converts to incompatible function type [-Wcast-function-type-strict] Signed-off-by: Ricardo Ribalda <redacted> --- drivers/media/usb/pvrusb2/pvrusb2-context.c | 5 +++-- drivers/media/usb/pvrusb2/pvrusb2-dvb.c | 7 ++++--- drivers/media/usb/pvrusb2/pvrusb2-v4l2.c | 7 ++++--- 3 files changed, 11 insertions(+), 8 deletions(-)
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-context.c b/drivers/media/usb/pvrusb2/pvrusb2-context.c
index 1764674de98b..16edabda191c 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-context.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-context.c@@ -90,8 +90,9 @@ static void pvr2_context_destroy(struct pvr2_context *mp) } -static void pvr2_context_notify(struct pvr2_context *mp) +static void pvr2_context_notify(void *data) { + struct pvr2_context *mp = data; pvr2_context_set_notify(mp,!0); }
@@ -107,7 +108,7 @@ static void pvr2_context_check(struct pvr2_context *mp) "pvr2_context %p (initialize)", mp); /* Finish hardware initialization */ if (pvr2_hdw_initialize(mp->hdw, - (void (*)(void *))pvr2_context_notify, + pvr2_context_notify, mp)) { mp->video_stream.stream = pvr2_hdw_get_video_stream(mp->hdw);
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-dvb.c b/drivers/media/usb/pvrusb2/pvrusb2-dvb.c
index 26811efe0fb5..8b9f1a09bd53 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-dvb.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-dvb.c@@ -88,8 +88,9 @@ static int pvr2_dvb_feed_thread(void *data) return stat; } -static void pvr2_dvb_notify(struct pvr2_dvb_adapter *adap) +static void pvr2_dvb_notify(void *data) { + struct pvr2_dvb_adapter *adap = data; wake_up(&adap->buffer_wait_data); }
@@ -148,8 +149,8 @@ static int pvr2_dvb_stream_do_start(struct pvr2_dvb_adapter *adap) if (!(adap->buffer_storage[idx])) return -ENOMEM; } - pvr2_stream_set_callback(pvr->video_stream.stream, - (pvr2_stream_callback) pvr2_dvb_notify, adap); + pvr2_stream_set_callback(pvr->video_stream.stream, pvr2_dvb_notify, + adap); ret = pvr2_stream_set_buffer_count(stream, PVR2_DVB_BUFFER_COUNT); if (ret < 0) return ret;
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
index c04ab7258d64..590f80949bbf 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c@@ -1032,9 +1032,10 @@ static int pvr2_v4l2_open(struct file *file) return 0; } - -static void pvr2_v4l2_notify(struct pvr2_v4l2_fh *fhp) +static void pvr2_v4l2_notify(void *data) { + struct pvr2_v4l2_fh *fhp = data; + wake_up(&fhp->wait_data); }
@@ -1067,7 +1068,7 @@ static int pvr2_v4l2_iosetup(struct pvr2_v4l2_fh *fh) hdw = fh->channel.mc_head->hdw; sp = fh->pdi->stream->stream; - pvr2_stream_set_callback(sp,(pvr2_stream_callback)pvr2_v4l2_notify,fh); + pvr2_stream_set_callback(sp, pvr2_v4l2_notify, fh); pvr2_hdw_set_stream_type(hdw,fh->pdi->config); if ((ret = pvr2_hdw_set_streaming(hdw,!0)) < 0) return ret; return pvr2_ioread_set_enabled(fh->rhp,!0);
--
2.43.0.429.g432eaa2c6b-goog
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