* [PATCH 18/28] drivers: media: Call cpu_latency_qos_*() instead of pm_qos_*() [not found] <1654227.8mz0SueHsU@kreacher> @ 2020-02-11 23:17 ` Rafael J. Wysocki 2020-02-12 5:37 ` Mauro Carvalho Chehab 0 siblings, 1 reply; 2+ messages in thread From: Rafael J. Wysocki @ 2020-02-11 23:17 UTC (permalink / raw) To: Linux PM; +Cc: LKML, Amit Kucheria, Mauro Carvalho Chehab, linux-media From: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com> Call cpu_latency_qos_add/remove_request() instead of pm_qos_add/remove_request(), respectively, because the latter are going to be dropped. No intentional functional impact. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> --- drivers/media/pci/saa7134/saa7134-video.c | 5 ++--- drivers/media/platform/via-camera.c | 4 ++-- 2 files changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c index 342cabf48064..a8ac94fadc14 100644 --- a/drivers/media/pci/saa7134/saa7134-video.c +++ b/drivers/media/pci/saa7134/saa7134-video.c @@ -1008,8 +1008,7 @@ int saa7134_vb2_start_streaming(struct vb2_queue *vq, unsigned int count) */ if ((dmaq == &dev->video_q && !vb2_is_streaming(&dev->vbi_vbq)) || (dmaq == &dev->vbi_q && !vb2_is_streaming(&dev->video_vbq))) - pm_qos_add_request(&dev->qos_request, - PM_QOS_CPU_DMA_LATENCY, 20); + cpu_latency_qos_add_request(&dev->qos_request, 20); dmaq->seq_nr = 0; return 0; @@ -1024,7 +1023,7 @@ void saa7134_vb2_stop_streaming(struct vb2_queue *vq) if ((dmaq == &dev->video_q && !vb2_is_streaming(&dev->vbi_vbq)) || (dmaq == &dev->vbi_q && !vb2_is_streaming(&dev->video_vbq))) - pm_qos_remove_request(&dev->qos_request); + cpu_latency_qos_remove_request(&dev->qos_request); } static const struct vb2_ops vb2_qops = { diff --git a/drivers/media/platform/via-camera.c b/drivers/media/platform/via-camera.c index 78841b9015ce..1cd4f7be88dd 100644 --- a/drivers/media/platform/via-camera.c +++ b/drivers/media/platform/via-camera.c @@ -646,7 +646,7 @@ static int viacam_vb2_start_streaming(struct vb2_queue *vq, unsigned int count) * requirement which will keep the CPU out of the deeper sleep * states. */ - pm_qos_add_request(&cam->qos_request, PM_QOS_CPU_DMA_LATENCY, 50); + cpu_latency_qos_add_request(&cam->qos_request, 50); viacam_start_engine(cam); return 0; out: @@ -662,7 +662,7 @@ static void viacam_vb2_stop_streaming(struct vb2_queue *vq) struct via_camera *cam = vb2_get_drv_priv(vq); struct via_buffer *buf, *tmp; - pm_qos_remove_request(&cam->qos_request); + cpu_latency_qos_remove_request(&cam->qos_request); viacam_stop_engine(cam); list_for_each_entry_safe(buf, tmp, &cam->buffer_queue, queue) { -- 2.16.4 ^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 18/28] drivers: media: Call cpu_latency_qos_*() instead of pm_qos_*() 2020-02-11 23:17 ` [PATCH 18/28] drivers: media: Call cpu_latency_qos_*() instead of pm_qos_*() Rafael J. Wysocki @ 2020-02-12 5:37 ` Mauro Carvalho Chehab 0 siblings, 0 replies; 2+ messages in thread From: Mauro Carvalho Chehab @ 2020-02-12 5:37 UTC (permalink / raw) To: Rafael J. Wysocki; +Cc: Linux PM, LKML, Amit Kucheria, linux-media Em Wed, 12 Feb 2020 00:17:51 +0100 "Rafael J. Wysocki" <rjw@rjwysocki.net> escreveu: > From: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com> > > Call cpu_latency_qos_add/remove_request() instead of > pm_qos_add/remove_request(), respectively, because the > latter are going to be dropped. > > No intentional functional impact. > > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> I'm assuming that this will be applied via your tree. So: Acked-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> > --- > drivers/media/pci/saa7134/saa7134-video.c | 5 ++--- > drivers/media/platform/via-camera.c | 4 ++-- > 2 files changed, 4 insertions(+), 5 deletions(-) > > diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c > index 342cabf48064..a8ac94fadc14 100644 > --- a/drivers/media/pci/saa7134/saa7134-video.c > +++ b/drivers/media/pci/saa7134/saa7134-video.c > @@ -1008,8 +1008,7 @@ int saa7134_vb2_start_streaming(struct vb2_queue *vq, unsigned int count) > */ > if ((dmaq == &dev->video_q && !vb2_is_streaming(&dev->vbi_vbq)) || > (dmaq == &dev->vbi_q && !vb2_is_streaming(&dev->video_vbq))) > - pm_qos_add_request(&dev->qos_request, > - PM_QOS_CPU_DMA_LATENCY, 20); > + cpu_latency_qos_add_request(&dev->qos_request, 20); > dmaq->seq_nr = 0; > > return 0; > @@ -1024,7 +1023,7 @@ void saa7134_vb2_stop_streaming(struct vb2_queue *vq) > > if ((dmaq == &dev->video_q && !vb2_is_streaming(&dev->vbi_vbq)) || > (dmaq == &dev->vbi_q && !vb2_is_streaming(&dev->video_vbq))) > - pm_qos_remove_request(&dev->qos_request); > + cpu_latency_qos_remove_request(&dev->qos_request); > } > > static const struct vb2_ops vb2_qops = { > diff --git a/drivers/media/platform/via-camera.c b/drivers/media/platform/via-camera.c > index 78841b9015ce..1cd4f7be88dd 100644 > --- a/drivers/media/platform/via-camera.c > +++ b/drivers/media/platform/via-camera.c > @@ -646,7 +646,7 @@ static int viacam_vb2_start_streaming(struct vb2_queue *vq, unsigned int count) > * requirement which will keep the CPU out of the deeper sleep > * states. > */ > - pm_qos_add_request(&cam->qos_request, PM_QOS_CPU_DMA_LATENCY, 50); > + cpu_latency_qos_add_request(&cam->qos_request, 50); > viacam_start_engine(cam); > return 0; > out: > @@ -662,7 +662,7 @@ static void viacam_vb2_stop_streaming(struct vb2_queue *vq) > struct via_camera *cam = vb2_get_drv_priv(vq); > struct via_buffer *buf, *tmp; > > - pm_qos_remove_request(&cam->qos_request); > + cpu_latency_qos_remove_request(&cam->qos_request); > viacam_stop_engine(cam); > > list_for_each_entry_safe(buf, tmp, &cam->buffer_queue, queue) { Cheers, Mauro ^ permalink raw reply [flat|nested] 2+ messages in thread
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[not found] <1654227.8mz0SueHsU@kreacher>
2020-02-11 23:17 ` [PATCH 18/28] drivers: media: Call cpu_latency_qos_*() instead of pm_qos_*() Rafael J. Wysocki
2020-02-12 5:37 ` Mauro Carvalho Chehab
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