From e2a4a0eeb0cd308bb96d168f90c225da2084d4dc Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Sun, 3 Jul 2022 17:11:24 +0800 Subject: dt-bindings: interconnect: add fsl,imx8mp.h Add fsl,imx8mp.h for i.MX8MP Signed-off-by: Peng Fan Acked-by: Rob Herring Link: https://lore.kernel.org/r/20220703091132.1412063-3-peng.fan@oss.nxp.com Signed-off-by: Georgi Djakov --- include/dt-bindings/interconnect/fsl,imx8mp.h | 59 +++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 include/dt-bindings/interconnect/fsl,imx8mp.h (limited to 'include') diff --git a/include/dt-bindings/interconnect/fsl,imx8mp.h b/include/dt-bindings/interconnect/fsl,imx8mp.h new file mode 100644 index 000000000000..7357d417529a --- /dev/null +++ b/include/dt-bindings/interconnect/fsl,imx8mp.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0 OR MIT */ +/* + * Interconnect framework driver for i.MX SoC + * + * Copyright 2022 NXP + * Peng Fan + */ + +#ifndef __DT_BINDINGS_INTERCONNECT_IMX8MP_H +#define __DT_BINDINGS_INTERCONNECT_IMX8MP_H + +#define IMX8MP_ICN_NOC 0 +#define IMX8MP_ICN_MAIN 1 +#define IMX8MP_ICS_DRAM 2 +#define IMX8MP_ICS_OCRAM 3 +#define IMX8MP_ICM_A53 4 +#define IMX8MP_ICM_SUPERMIX 5 +#define IMX8MP_ICM_GIC 6 +#define IMX8MP_ICM_MLMIX 7 + +#define IMX8MP_ICN_AUDIO 8 +#define IMX8MP_ICM_DSP 9 +#define IMX8MP_ICM_SDMA2PER 10 +#define IMX8MP_ICM_SDMA2BURST 11 +#define IMX8MP_ICM_SDMA3PER 12 +#define IMX8MP_ICM_SDMA3BURST 13 +#define IMX8MP_ICM_EDMA 14 + +#define IMX8MP_ICN_GPU 15 +#define IMX8MP_ICM_GPU2D 16 +#define IMX8MP_ICM_GPU3D 17 + +#define IMX8MP_ICN_HDMI 18 +#define IMX8MP_ICM_HRV 19 +#define IMX8MP_ICM_LCDIF_HDMI 20 +#define IMX8MP_ICM_HDCP 21 + +#define IMX8MP_ICN_HSIO 22 +#define IMX8MP_ICM_NOC_PCIE 23 +#define IMX8MP_ICM_USB1 24 +#define IMX8MP_ICM_USB2 25 +#define IMX8MP_ICM_PCIE 26 + +#define IMX8MP_ICN_MEDIA 27 +#define IMX8MP_ICM_LCDIF_RD 28 +#define IMX8MP_ICM_LCDIF_WR 29 +#define IMX8MP_ICM_ISI0 30 +#define IMX8MP_ICM_ISI1 31 +#define IMX8MP_ICM_ISI2 32 +#define IMX8MP_ICM_ISP0 33 +#define IMX8MP_ICM_ISP1 34 +#define IMX8MP_ICM_DWE 35 + +#define IMX8MP_ICN_VIDEO 36 +#define IMX8MP_ICM_VPU_G1 37 +#define IMX8MP_ICM_VPU_G2 38 +#define IMX8MP_ICM_VPU_H1 39 + +#endif /* __DT_BINDINGS_INTERCONNECT_IMX8MP_H */ -- cgit v1.2.3 From 2fcfa72fc13f0203bb676bd1ec30ec85e17855be Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Sun, 3 Jul 2022 17:11:25 +0800 Subject: interconnect: add device managed bulk API Add device managed bulk API to simplify driver. Signed-off-by: Peng Fan Link: https://lore.kernel.org/r/20220703091132.1412063-4-peng.fan@oss.nxp.com Signed-off-by: Georgi Djakov --- drivers/interconnect/bulk.c | 42 ++++++++++++++++++++++++++++++++++++++++++ include/linux/interconnect.h | 7 +++++++ 2 files changed, 49 insertions(+) (limited to 'include') diff --git a/drivers/interconnect/bulk.c b/drivers/interconnect/bulk.c index 448cc536aa79..8b1d8a412464 100644 --- a/drivers/interconnect/bulk.c +++ b/drivers/interconnect/bulk.c @@ -115,3 +115,45 @@ void icc_bulk_disable(int num_paths, const struct icc_bulk_data *paths) icc_disable(paths[num_paths].path); } EXPORT_SYMBOL_GPL(icc_bulk_disable); + +struct icc_bulk_devres { + struct icc_bulk_data *paths; + int num_paths; +}; + +static void devm_icc_bulk_release(struct device *dev, void *res) +{ + struct icc_bulk_devres *devres = res; + + icc_bulk_put(devres->num_paths, devres->paths); +} + +/** + * devm_of_icc_bulk_get() - resource managed of_icc_bulk_get + * @dev: the device requesting the path + * @num_paths: the number of icc_bulk_data + * @paths: the table with the paths we want to get + * + * Returns 0 on success or negative errno otherwise. + */ +int devm_of_icc_bulk_get(struct device *dev, int num_paths, struct icc_bulk_data *paths) +{ + struct icc_bulk_devres *devres; + int ret; + + devres = devres_alloc(devm_icc_bulk_release, sizeof(*devres), GFP_KERNEL); + if (!devres) + return -ENOMEM; + + ret = of_icc_bulk_get(dev, num_paths, paths); + if (!ret) { + devres->paths = paths; + devres->num_paths = num_paths; + devres_add(dev, devres); + } else { + devres_free(devres); + } + + return ret; +} +EXPORT_SYMBOL_GPL(devm_of_icc_bulk_get); diff --git a/include/linux/interconnect.h b/include/linux/interconnect.h index f685777b875e..2b0e784ba771 100644 --- a/include/linux/interconnect.h +++ b/include/linux/interconnect.h @@ -44,6 +44,7 @@ struct icc_path *icc_get(struct device *dev, const int src_id, const int dst_id); struct icc_path *of_icc_get(struct device *dev, const char *name); struct icc_path *devm_of_icc_get(struct device *dev, const char *name); +int devm_of_icc_bulk_get(struct device *dev, int num_paths, struct icc_bulk_data *paths); struct icc_path *of_icc_get_by_index(struct device *dev, int idx); void icc_put(struct icc_path *path); int icc_enable(struct icc_path *path); @@ -116,6 +117,12 @@ static inline int of_icc_bulk_get(struct device *dev, int num_paths, struct icc_ return 0; } +static inline int devm_of_icc_bulk_get(struct device *dev, int num_paths, + struct icc_bulk_data *paths) +{ + return 0; +} + static inline void icc_bulk_put(int num_paths, struct icc_bulk_data *paths) { } -- cgit v1.2.3