Hi Morimoto-san, Thank you for the patch.
On Tue, Feb 06, 2024 at 02:55:38AM +0000, Kuninori Morimoto wrote: > From DT point of view, in general, drivers should be asking for a > specific port number because their function is fixed in the binding. > > of_graph_get_next_endpoint() doesn't match to this concept. > > Simply replace > > - of_graph_get_next_endpoint(xxx, NULL); > + of_graph_get_endpoint_by_regs(xxx, 0, -1); > > Link: https://lore.kernel.org/r/20240202174941.ga310089-r...@kernel.org > Signed-off-by: Kuninori Morimoto <kuninori.morimoto...@renesas.com> > --- > drivers/media/platform/atmel/atmel-isi.c | 4 ++-- > drivers/media/platform/intel/pxa_camera.c | 2 +- > drivers/media/platform/samsung/exynos4-is/fimc-is.c | 2 +- > drivers/media/platform/samsung/exynos4-is/mipi-csis.c | 2 +- > drivers/media/platform/st/stm32/stm32-dcmi.c | 4 ++-- > drivers/media/platform/ti/davinci/vpif.c | 3 +-- > 6 files changed, 8 insertions(+), 9 deletions(-) > > diff --git a/drivers/media/platform/atmel/atmel-isi.c > b/drivers/media/platform/atmel/atmel-isi.c > index 4046212d48b4..f615aee85968 100644 > --- a/drivers/media/platform/atmel/atmel-isi.c > +++ b/drivers/media/platform/atmel/atmel-isi.c > @@ -831,7 +831,7 @@ static int atmel_isi_parse_dt(struct atmel_isi *isi, > isi->pdata.full_mode = 1; > isi->pdata.frate = ISI_CFG1_FRATE_CAPTURE_ALL; > > - np = of_graph_get_next_endpoint(np, NULL); > + np = of_graph_get_endpoint_by_regs(np, 0, -1); > if (!np) { > dev_err(&pdev->dev, "Could not find the endpoint\n"); > return -EINVAL; > @@ -1155,7 +1155,7 @@ static int isi_graph_init(struct atmel_isi *isi) > struct device_node *ep; > int ret; > > - ep = of_graph_get_next_endpoint(isi->dev->of_node, NULL); > + ep = of_graph_get_endpoint_by_regs(isi->dev->of_node, 0, -1); > if (!ep) > return -EINVAL; > > diff --git a/drivers/media/platform/intel/pxa_camera.c > b/drivers/media/platform/intel/pxa_camera.c > index 59b89e421dc2..d904952bf00e 100644 > --- a/drivers/media/platform/intel/pxa_camera.c > +++ b/drivers/media/platform/intel/pxa_camera.c > @@ -2207,7 +2207,7 @@ static int pxa_camera_pdata_from_dt(struct device *dev, > pcdev->mclk = mclk_rate; > } > > - np = of_graph_get_next_endpoint(np, NULL); > + np = of_graph_get_endpoint_by_regs(np, 0, -1); > if (!np) { > dev_err(dev, "could not find endpoint\n"); > return -EINVAL; > diff --git a/drivers/media/platform/samsung/exynos4-is/fimc-is.c > b/drivers/media/platform/samsung/exynos4-is/fimc-is.c > index a08c87ef6e2d..39aab667910d 100644 > --- a/drivers/media/platform/samsung/exynos4-is/fimc-is.c > +++ b/drivers/media/platform/samsung/exynos4-is/fimc-is.c > @@ -175,7 +175,7 @@ static int fimc_is_parse_sensor_config(struct fimc_is > *is, unsigned int index, > return -EINVAL; > } > > - ep = of_graph_get_next_endpoint(node, NULL); > + ep = of_graph_get_endpoint_by_regs(node, 0, -1); > if (!ep) > return -ENXIO; > > diff --git a/drivers/media/platform/samsung/exynos4-is/mipi-csis.c > b/drivers/media/platform/samsung/exynos4-is/mipi-csis.c > index 686ca8753ba2..3f8bea2e3934 100644 > --- a/drivers/media/platform/samsung/exynos4-is/mipi-csis.c > +++ b/drivers/media/platform/samsung/exynos4-is/mipi-csis.c > @@ -728,7 +728,7 @@ static int s5pcsis_parse_dt(struct platform_device *pdev, > &state->max_num_lanes)) > return -EINVAL; > > - node = of_graph_get_next_endpoint(node, NULL); > + node = of_graph_get_endpoint_by_regs(node, 0, -1); This is not correct, see Documentation/devicetree/bindings/media/samsung,exynos4210-csis.yaml. > if (!node) { > dev_err(&pdev->dev, "No port node at %pOF\n", > pdev->dev.of_node); > diff --git a/drivers/media/platform/st/stm32/stm32-dcmi.c > b/drivers/media/platform/st/stm32/stm32-dcmi.c > index 8cb4fdcae137..4c00aae013af 100644 > --- a/drivers/media/platform/st/stm32/stm32-dcmi.c > +++ b/drivers/media/platform/st/stm32/stm32-dcmi.c > @@ -1856,7 +1856,7 @@ static int dcmi_graph_init(struct stm32_dcmi *dcmi) > struct device_node *ep; > int ret; > > - ep = of_graph_get_next_endpoint(dcmi->dev->of_node, NULL); > + ep = of_graph_get_endpoint_by_regs(dcmi->dev->of_node, 0, -1); > if (!ep) { > dev_err(dcmi->dev, "Failed to get next endpoint\n"); > return -EINVAL; > @@ -1915,7 +1915,7 @@ static int dcmi_probe(struct platform_device *pdev) > "Could not get reset control\n"); > > /* Get bus characteristics from devicetree */ > - np = of_graph_get_next_endpoint(np, NULL); > + np = of_graph_get_endpoint_by_regs(np, 0, -1); > if (!np) { > dev_err(&pdev->dev, "Could not find the endpoint\n"); > return -ENODEV; > diff --git a/drivers/media/platform/ti/davinci/vpif.c > b/drivers/media/platform/ti/davinci/vpif.c > index 63cdfed37bc9..f4e1fa76bf37 100644 > --- a/drivers/media/platform/ti/davinci/vpif.c > +++ b/drivers/media/platform/ti/davinci/vpif.c > @@ -465,8 +465,7 @@ static int vpif_probe(struct platform_device *pdev) > * so their devices need to be registered manually here > * for their legacy platform_drivers to work. > */ > - endpoint = of_graph_get_next_endpoint(pdev->dev.of_node, > - endpoint); > + endpoint = of_graph_get_endpoint_by_regs(pdev->dev.of_node, 0, -1); > if (!endpoint) > return 0; > of_node_put(endpoint); -- Regards, Laurent Pinchart