// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2018-2020 Linaro Ltd * Author: Georgi Djakov */ #include #include #include #include #include #include #include #include #include "smd-rpm.h" #define RPM_BUS_MASTER_REQ 0x73616d62 #define RPM_BUS_SLAVE_REQ 0x766c7362 enum { MSM8916_BIMC_SNOC_MAS = 1, MSM8916_BIMC_SNOC_SLV, MSM8916_MASTER_AMPSS_M0, MSM8916_MASTER_LPASS, MSM8916_MASTER_BLSP_1, MSM8916_MASTER_DEHR, MSM8916_MASTER_GRAPHICS_3D, MSM8916_MASTER_JPEG, MSM8916_MASTER_MDP_PORT0, MSM8916_MASTER_CRYPTO_CORE0, MSM8916_MASTER_SDCC_1, MSM8916_MASTER_SDCC_2, MSM8916_MASTER_QDSS_BAM, MSM8916_MASTER_QDSS_ETR, MSM8916_MASTER_SNOC_CFG, MSM8916_MASTER_SPDM, MSM8916_MASTER_TCU0, MSM8916_MASTER_TCU1, MSM8916_MASTER_USB_HS, MSM8916_MASTER_VFE, MSM8916_MASTER_VIDEO_P0, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_1, MSM8916_SNOC_MM_INT_2, MSM8916_SNOC_MM_INT_BIMC, MSM8916_PNOC_INT_0, MSM8916_PNOC_INT_1, MSM8916_PNOC_MAS_0, MSM8916_PNOC_MAS_1, MSM8916_PNOC_SLV_0, MSM8916_PNOC_SLV_1, MSM8916_PNOC_SLV_2, MSM8916_PNOC_SLV_3, MSM8916_PNOC_SLV_4, MSM8916_PNOC_SLV_8, MSM8916_PNOC_SLV_9, MSM8916_PNOC_SNOC_MAS, MSM8916_PNOC_SNOC_SLV, MSM8916_SNOC_QDSS_INT, MSM8916_SLAVE_AMPSS_L2, MSM8916_SLAVE_APSS, MSM8916_SLAVE_LPASS, MSM8916_SLAVE_BIMC_CFG, MSM8916_SLAVE_BLSP_1, MSM8916_SLAVE_BOOT_ROM, MSM8916_SLAVE_CAMERA_CFG, MSM8916_SLAVE_CATS_128, MSM8916_SLAVE_OCMEM_64, MSM8916_SLAVE_CLK_CTL, MSM8916_SLAVE_CRYPTO_0_CFG, MSM8916_SLAVE_DEHR_CFG, MSM8916_SLAVE_DISPLAY_CFG, MSM8916_SLAVE_EBI_CH0, MSM8916_SLAVE_GRAPHICS_3D_CFG, MSM8916_SLAVE_IMEM_CFG, MSM8916_SLAVE_IMEM, MSM8916_SLAVE_MPM, MSM8916_SLAVE_MSG_RAM, MSM8916_SLAVE_MSS, MSM8916_SLAVE_PDM, MSM8916_SLAVE_PMIC_ARB, MSM8916_SLAVE_PNOC_CFG, MSM8916_SLAVE_PRNG, MSM8916_SLAVE_QDSS_CFG, MSM8916_SLAVE_QDSS_STM, MSM8916_SLAVE_RBCPR_CFG, MSM8916_SLAVE_SDCC_1, MSM8916_SLAVE_SDCC_2, MSM8916_SLAVE_SECURITY, MSM8916_SLAVE_SNOC_CFG, MSM8916_SLAVE_SPDM, MSM8916_SLAVE_SRVC_SNOC, MSM8916_SLAVE_TCSR, MSM8916_SLAVE_TLMM, MSM8916_SLAVE_USB_HS, MSM8916_SLAVE_VENUS_CFG, MSM8916_SNOC_BIMC_0_MAS, MSM8916_SNOC_BIMC_0_SLV, MSM8916_SNOC_BIMC_1_MAS, MSM8916_SNOC_BIMC_1_SLV, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_1, MSM8916_SNOC_INT_BIMC, MSM8916_SNOC_PNOC_MAS, MSM8916_SNOC_PNOC_SLV, }; #define to_msm8916_provider(_provider) \ container_of(_provider, struct msm8916_icc_provider, provider) static const struct clk_bulk_data msm8916_bus_clocks[] = { { .id = "bus" }, { .id = "bus_a" }, }; /** * struct msm8916_icc_provider - Qualcomm specific interconnect provider * @provider: generic interconnect provider * @bus_clks: the clk_bulk_data table of bus clocks * @num_clks: the total number of clk_bulk_data entries */ struct msm8916_icc_provider { struct icc_provider provider; struct clk_bulk_data *bus_clks; int num_clks; }; #define MSM8916_MAX_LINKS 8 /** * struct msm8916_icc_node - Qualcomm specific interconnect nodes * @name: the node name used in debugfs * @id: a unique node identifier * @links: an array of nodes where we can go next while traversing * @num_links: the total number of @links * @buswidth: width of the interconnect between a node and the bus (bytes) * @mas_rpm_id: RPM ID for devices that are bus masters * @slv_rpm_id: RPM ID for devices that are bus slaves * @rate: current bus clock rate in Hz */ struct msm8916_icc_node { unsigned char *name; u16 id; u16 links[MSM8916_MAX_LINKS]; u16 num_links; u16 buswidth; int mas_rpm_id; int slv_rpm_id; u64 rate; }; struct msm8916_icc_desc { struct msm8916_icc_node **nodes; size_t num_nodes; }; #define DEFINE_QNODE(_name, _id, _buswidth, _mas_rpm_id, _slv_rpm_id, \ ...) \ static struct msm8916_icc_node _name = { \ .name = #_name, \ .id = _id, \ .buswidth = _buswidth, \ .mas_rpm_id = _mas_rpm_id, \ .slv_rpm_id = _slv_rpm_id, \ .num_links = ARRAY_SIZE(((int[]){ __VA_ARGS__ })), \ .links = { __VA_ARGS__ }, \ } DEFINE_QNODE(bimc_snoc_mas, MSM8916_BIMC_SNOC_MAS, 8, -1, -1, MSM8916_BIMC_SNOC_SLV); DEFINE_QNODE(bimc_snoc_slv, MSM8916_BIMC_SNOC_SLV, 8, -1, -1, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_1); DEFINE_QNODE(mas_apss, MSM8916_MASTER_AMPSS_M0, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2); DEFINE_QNODE(mas_audio, MSM8916_MASTER_LPASS, 4, -1, -1, MSM8916_PNOC_MAS_0); DEFINE_QNODE(mas_blsp_1, MSM8916_MASTER_BLSP_1, 4, -1, -1, MSM8916_PNOC_MAS_1); DEFINE_QNODE(mas_dehr, MSM8916_MASTER_DEHR, 4, -1, -1, MSM8916_PNOC_MAS_0); DEFINE_QNODE(mas_gfx, MSM8916_MASTER_GRAPHICS_3D, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2); DEFINE_QNODE(mas_jpeg, MSM8916_MASTER_JPEG, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2); DEFINE_QNODE(mas_mdp, MSM8916_MASTER_MDP_PORT0, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2); DEFINE_QNODE(mas_pcnoc_crypto_0, MSM8916_MASTER_CRYPTO_CORE0, 8, -1, -1, MSM8916_PNOC_INT_1); DEFINE_QNODE(mas_pcnoc_sdcc_1, MSM8916_MASTER_SDCC_1, 8, -1, -1, MSM8916_PNOC_INT_1); DEFINE_QNODE(mas_pcnoc_sdcc_2, MSM8916_MASTER_SDCC_2, 8, -1, -1, MSM8916_PNOC_INT_1); DEFINE_QNODE(mas_qdss_bam, MSM8916_MASTER_QDSS_BAM, 8, -1, -1, MSM8916_SNOC_QDSS_INT); DEFINE_QNODE(mas_qdss_etr, MSM8916_MASTER_QDSS_ETR, 8, -1, -1, MSM8916_SNOC_QDSS_INT); DEFINE_QNODE(mas_snoc_cfg, MSM8916_MASTER_SNOC_CFG, 4, 20, -1, MSM8916_SNOC_QDSS_INT); DEFINE_QNODE(mas_spdm, MSM8916_MASTER_SPDM, 4, -1, -1, MSM8916_PNOC_MAS_0); DEFINE_QNODE(mas_tcu0, MSM8916_MASTER_TCU0, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2); DEFINE_QNODE(mas_tcu1, MSM8916_MASTER_TCU1, 8, -1, -1, MSM8916_SLAVE_EBI_CH0, MSM8916_BIMC_SNOC_MAS, MSM8916_SLAVE_AMPSS_L2); DEFINE_QNODE(mas_usb_hs, MSM8916_MASTER_USB_HS, 4, -1, -1, MSM8916_PNOC_MAS_1); DEFINE_QNODE(mas_vfe, MSM8916_MASTER_VFE, 16, -1, -1, MSM8916_SNOC_MM_INT_1, MSM8916_SNOC_MM_INT_2); DEFINE_QNODE(mas_video, MSM8916_MASTER_VIDEO_P0, 16, -1, -1, MSM8916_SNOC_MM_INT_0, MSM8916_SNOC_MM_INT_2); DEFINE_QNODE(mm_int_0, MSM8916_SNOC_MM_INT_0, 16, -1, -1, MSM8916_SNOC_MM_INT_BIMC); DEFINE_QNODE(mm_int_1, MSM8916_SNOC_MM_INT_1, 16, -1, -1, MSM8916_SNOC_MM_INT_BIMC); DEFINE_QNODE(mm_int_2, MSM8916_SNOC_MM_INT_2, 16, -1, -1, MSM8916_SNOC_INT_0); DEFINE_QNODE(mm_int_bimc, MSM8916_SNOC_MM_INT_BIMC, 16, -1, -1, MSM8916_SNOC_BIMC_1_MAS); DEFINE_QNODE(pcnoc_int_0, MSM8916_PNOC_INT_0, 8, -1, -1, MSM8916_PNOC_SNOC_MAS, MSM8916_PNOC_SLV_0, MSM8916_PNOC_SLV_1, MSM8916_PNOC_SLV_2, MSM8916_PNOC_SLV_3, MSM8916_PNOC_SLV_4, MSM8916_PNOC_SLV_8, MSM8916_PNOC_SLV_9); DEFINE_QNODE(pcnoc_int_1, MSM8916_PNOC_INT_1, 8, -1, -1, MSM8916_PNOC_SNOC_MAS); DEFINE_QNODE(pcnoc_m_0, MSM8916_PNOC_MAS_0, 8, -1, -1, MSM8916_PNOC_INT_0); DEFINE_QNODE(pcnoc_m_1, MSM8916_PNOC_MAS_1, 8, -1, -1, MSM8916_PNOC_SNOC_MAS); DEFINE_QNODE(pcnoc_s_0, MSM8916_PNOC_SLV_0, 4, -1, -1, MSM8916_SLAVE_CLK_CTL, MSM8916_SLAVE_TLMM, MSM8916_SLAVE_TCSR, MSM8916_SLAVE_SECURITY, MSM8916_SLAVE_MSS); DEFINE_QNODE(pcnoc_s_1, MSM8916_PNOC_SLV_1, 4, -1, -1, MSM8916_SLAVE_IMEM_CFG, MSM8916_SLAVE_CRYPTO_0_CFG, MSM8916_SLAVE_MSG_RAM, MSM8916_SLAVE_PDM, MSM8916_SLAVE_PRNG); DEFINE_QNODE(pcnoc_s_2, MSM8916_PNOC_SLV_2, 4, -1, -1, MSM8916_SLAVE_SPDM, MSM8916_SLAVE_BOOT_ROM, MSM8916_SLAVE_BIMC_CFG, MSM8916_SLAVE_PNOC_CFG, MSM8916_SLAVE_PMIC_ARB); DEFINE_QNODE(pcnoc_s_3, MSM8916_PNOC_SLV_3, 4, -1, -1, MSM8916_SLAVE_MPM, MSM8916_SLAVE_SNOC_CFG, MSM8916_SLAVE_RBCPR_CFG, MSM8916_SLAVE_QDSS_CFG, MSM8916_SLAVE_DEHR_CFG); DEFINE_QNODE(pcnoc_s_4, MSM8916_PNOC_SLV_4, 4, -1, -1, MSM8916_SLAVE_VENUS_CFG, MSM8916_SLAVE_CAMERA_CFG, MSM8916_SLAVE_DISPLAY_CFG); DEFINE_QNODE(pcnoc_s_8, MSM8916_PNOC_SLV_8, 4, -1, -1, MSM8916_SLAVE_USB_HS, MSM8916_SLAVE_SDCC_1, MSM8916_SLAVE_BLSP_1); DEFINE_QNODE(pcnoc_s_9, MSM8916_PNOC_SLV_9, 4, -1, -1, MSM8916_SLAVE_SDCC_2, MSM8916_SLAVE_LPASS, MSM8916_SLAVE_GRAPHICS_3D_CFG); DEFINE_QNODE(pcnoc_snoc_mas, MSM8916_PNOC_SNOC_MAS, 8, 29, -1, MSM8916_PNOC_SNOC_SLV); DEFINE_QNODE(pcnoc_snoc_slv, MSM8916_PNOC_SNOC_SLV, 8, -1, 45, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_BIMC, MSM8916_SNOC_INT_1); DEFINE_QNODE(qdss_int, MSM8916_SNOC_QDSS_INT, 8, -1, -1, MSM8916_SNOC_INT_0, MSM8916_SNOC_INT_BIMC); DEFINE_QNODE(slv_apps_l2, MSM8916_SLAVE_AMPSS_L2, 8, -1, -1, 0); DEFINE_QNODE(slv_apss, MSM8916_SLAVE_APSS, 4, -1, 20, 0); DEFINE_QNODE(slv_audio, MSM8916_SLAVE_LPASS, 4, -1, -1, 0); DEFINE_QNODE(slv_bimc_cfg, MSM8916_SLAVE_BIMC_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_blsp_1, MSM8916_SLAVE_BLSP_1, 4, -1, -1, 0); DEFINE_QNODE(slv_boot_rom, MSM8916_SLAVE_BOOT_ROM, 4, -1, -1, 0); DEFINE_QNODE(slv_camera_cfg, MSM8916_SLAVE_CAMERA_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_cats_0, MSM8916_SLAVE_CATS_128, 16, -1, 106, 0); DEFINE_QNODE(slv_cats_1, MSM8916_SLAVE_OCMEM_64, 8, -1, 107, 0); DEFINE_QNODE(slv_clk_ctl, MSM8916_SLAVE_CLK_CTL, 4, -1, -1, 0); DEFINE_QNODE(slv_crypto_0_cfg, MSM8916_SLAVE_CRYPTO_0_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_dehr_cfg, MSM8916_SLAVE_DEHR_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_display_cfg, MSM8916_SLAVE_DISPLAY_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_ebi_ch0, MSM8916_SLAVE_EBI_CH0, 8, -1, 0, 0); DEFINE_QNODE(slv_gfx_cfg, MSM8916_SLAVE_GRAPHICS_3D_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_imem_cfg, MSM8916_SLAVE_IMEM_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_imem, MSM8916_SLAVE_IMEM, 8, -1, 26, 0); DEFINE_QNODE(slv_mpm, MSM8916_SLAVE_MPM, 4, -1, -1, 0); DEFINE_QNODE(slv_msg_ram, MSM8916_SLAVE_MSG_RAM, 4, -1, -1, 0); DEFINE_QNODE(slv_mss, MSM8916_SLAVE_MSS, 4, -1, -1, 0); DEFINE_QNODE(slv_pdm, MSM8916_SLAVE_PDM, 4, -1, -1, 0); DEFINE_QNODE(slv_pmic_arb, MSM8916_SLAVE_PMIC_ARB, 4, -1, -1, 0); DEFINE_QNODE(slv_pcnoc_cfg, MSM8916_SLAVE_PNOC_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_prng, MSM8916_SLAVE_PRNG, 4, -1, -1, 0); DEFINE_QNODE(slv_qdss_cfg, MSM8916_SLAVE_QDSS_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_qdss_stm, MSM8916_SLAVE_QDSS_STM, 4, -1, 30, 0); DEFINE_QNODE(slv_rbcpr_cfg, MSM8916_SLAVE_RBCPR_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_sdcc_1, MSM8916_SLAVE_SDCC_1, 4, -1, -1, 0); DEFINE_QNODE(slv_sdcc_2, MSM8916_SLAVE_SDCC_2, 4, -1, -1, 0); DEFINE_QNODE(slv_security, MSM8916_SLAVE_SECURITY, 4, -1, -1, 0); DEFINE_QNODE(slv_snoc_cfg, MSM8916_SLAVE_SNOC_CFG, 4, -1, -1, 0); DEFINE_QNODE(slv_spdm, MSM8916_SLAVE_SPDM, 4, -1, -1, 0); DEFINE_QNODE(slv_srvc_snoc, MSM8916_SLAVE_SRVC_SNOC, 8, -1, 29, 0); DEFINE_QNODE(slv_tcsr, MSM8916_SLAVE_TCSR, 4, -1, -1, 0); DEFINE_QNODE(slv_tlmm, MSM8916_SLAVE_TLMM, 4, -1, -1, 0); DEFINE_QNODE(slv_usb_hs, MSM8916_SLAVE_USB_HS, 4, -1, -1, 0); DEFINE_QNODE(slv_venus_cfg, MSM8916_SLAVE_VENUS_CFG, 4, -1, -1, 0); DEFINE_QNODE(snoc_bimc_0_mas, MSM8916_SNOC_BIMC_0_MAS, 8, 3, -1, MSM8916_SNOC_BIMC_0_SLV); DEFINE_QNODE(snoc_bimc_0_slv, MSM8916_SNOC_BIMC_0_SLV, 8, -1, 24, MSM8916_SLAVE_EBI_CH0); DEFINE_QNODE(snoc_bimc_1_mas, MSM8916_SNOC_BIMC_1_MAS, 16, -1, -1, MSM8916_SNOC_BIMC_1_SLV); DEFINE_QNODE(snoc_bimc_1_slv, MSM8916_SNOC_BIMC_1_SLV, 8, -1, -1, MSM8916_SLAVE_EBI_CH0); DEFINE_QNODE(snoc_int_0, MSM8916_SNOC_INT_0, 8, 99, 130, MSM8916_SLAVE_QDSS_STM, MSM8916_SLAVE_IMEM, MSM8916_SNOC_PNOC_MAS); DEFINE_QNODE(snoc_int_1, MSM8916_SNOC_INT_1, 8, 100, 131, MSM8916_SLAVE_APSS, MSM8916_SLAVE_CATS_128, MSM8916_SLAVE_OCMEM_64); DEFINE_QNODE(snoc_int_bimc, MSM8916_SNOC_INT_BIMC, 8, 101, 132, MSM8916_SNOC_BIMC_0_MAS); DEFINE_QNODE(snoc_pcnoc_mas, MSM8916_SNOC_PNOC_MAS, 8, -1, -1, MSM8916_SNOC_PNOC_SLV); DEFINE_QNODE(snoc_pcnoc_slv, MSM8916_SNOC_PNOC_SLV, 8, -1, -1, MSM8916_PNOC_INT_0); static struct msm8916_icc_node *msm8916_snoc_nodes[] = { [BIMC_SNOC_SLV] = &bimc_snoc_slv, [MASTER_JPEG] = &mas_jpeg, [MASTER_MDP_PORT0] = &mas_mdp, [MASTER_QDSS_BAM] = &mas_qdss_bam, [MASTER_QDSS_ETR] = &mas_qdss_etr, [MASTER_SNOC_CFG] = &mas_snoc_cfg, [MASTER_VFE] = &mas_vfe, [MASTER_VIDEO_P0] = &mas_video, [SNOC_MM_INT_0] = &mm_int_0, [SNOC_MM_INT_1] = &mm_int_1, [SNOC_MM_INT_2] = &mm_int_2, [SNOC_MM_INT_BIMC] = &mm_int_bimc, [PCNOC_SNOC_SLV] = &pcnoc_snoc_slv, [SLAVE_APSS] = &slv_apss, [SLAVE_CATS_128] = &slv_cats_0, [SLAVE_OCMEM_64] = &slv_cats_1, [SLAVE_IMEM] = &slv_imem, [SLAVE_QDSS_STM] = &slv_qdss_stm, [SLAVE_SRVC_SNOC] = &slv_srvc_snoc, [SNOC_BIMC_0_MAS] = &snoc_bimc_0_mas, [SNOC_BIMC_1_MAS] = &snoc_bimc_1_mas, [SNOC_INT_0] = &snoc_int_0, [SNOC_INT_1] = &snoc_int_1, [SNOC_INT_BIMC] = &snoc_int_bimc, [SNOC_PCNOC_MAS] = &snoc_pcnoc_mas, [SNOC_QDSS_INT] = &qdss_int, }; static struct msm8916_icc_desc msm8916_snoc = { .nodes = msm8916_snoc_nodes, .num_nodes = ARRAY_SIZE(msm8916_snoc_nodes), }; static struct msm8916_icc_node *msm8916_bimc_nodes[] = { [BIMC_SNOC_MAS] = &bimc_snoc_mas, [MASTER_AMPSS_M0] = &mas_apss, [MASTER_GRAPHICS_3D] = &mas_gfx, [MASTER_TCU0] = &mas_tcu0, [MASTER_TCU1] = &mas_tcu1, [SLAVE_AMPSS_L2] = &slv_apps_l2, [SLAVE_EBI_CH0] = &slv_ebi_ch0, [SNOC_BIMC_0_SLV] = &snoc_bimc_0_slv, [SNOC_BIMC_1_SLV] = &snoc_bimc_1_slv, }; static struct msm8916_icc_desc msm8916_bimc = { .nodes = msm8916_bimc_nodes, .num_nodes = ARRAY_SIZE(msm8916_bimc_nodes), }; static struct msm8916_icc_node *msm8916_pcnoc_nodes[] = { [MASTER_BLSP_1] = &mas_blsp_1, [MASTER_DEHR] = &mas_dehr, [MASTER_LPASS] = &mas_audio, [MASTER_CRYPTO_CORE0] = &mas_pcnoc_crypto_0, [MASTER_SDCC_1] = &mas_pcnoc_sdcc_1, [MASTER_SDCC_2] = &mas_pcnoc_sdcc_2, [MASTER_SPDM] = &mas_spdm, [MASTER_USB_HS] = &mas_usb_hs, [PCNOC_INT_0] = &pcnoc_int_0, [PCNOC_INT_1] = &pcnoc_int_1, [PCNOC_MAS_0] = &pcnoc_m_0, [PCNOC_MAS_1] = &pcnoc_m_1, [PCNOC_SLV_0] = &pcnoc_s_0, [PCNOC_SLV_1] = &pcnoc_s_1, [PCNOC_SLV_2] = &pcnoc_s_2, [PCNOC_SLV_3] = &pcnoc_s_3, [PCNOC_SLV_4] = &pcnoc_s_4, [PCNOC_SLV_8] = &pcnoc_s_8, [PCNOC_SLV_9] = &pcnoc_s_9, [PCNOC_SNOC_MAS] = &pcnoc_snoc_mas, [SLAVE_BIMC_CFG] = &slv_bimc_cfg, [SLAVE_BLSP_1] = &slv_blsp_1, [SLAVE_BOOT_ROM] = &slv_boot_rom, [SLAVE_CAMERA_CFG] = &slv_camera_cfg, [SLAVE_CLK_CTL] = &slv_clk_ctl, [SLAVE_CRYPTO_0_CFG] = &slv_crypto_0_cfg, [SLAVE_DEHR_CFG] = &slv_dehr_cfg, [SLAVE_DISPLAY_CFG] = &slv_display_cfg, [SLAVE_GRAPHICS_3D_CFG] = &slv_gfx_cfg, [SLAVE_IMEM_CFG] = &slv_imem_cfg, [SLAVE_LPASS] = &slv_audio, [SLAVE_MPM] = &slv_mpm, [SLAVE_MSG_RAM] = &slv_msg_ram, [SLAVE_MSS] = &slv_mss, [SLAVE_PDM] = &slv_pdm, [SLAVE_PMIC_ARB] = &slv_pmic_arb, [SLAVE_PCNOC_CFG] = &slv_pcnoc_cfg, [SLAVE_PRNG] = &slv_prng, [SLAVE_QDSS_CFG] = &slv_qdss_cfg, [SLAVE_RBCPR_CFG] = &slv_rbcpr_cfg, [SLAVE_SDCC_1] = &slv_sdcc_1, [SLAVE_SDCC_2] = &slv_sdcc_2, [SLAVE_SECURITY] = &slv_security, [SLAVE_SNOC_CFG] = &slv_snoc_cfg, [SLAVE_SPDM] = &slv_spdm, [SLAVE_TCSR] = &slv_tcsr, [SLAVE_TLMM] = &slv_tlmm, [SLAVE_USB_HS] = &slv_usb_hs, [SLAVE_VENUS_CFG] = &slv_venus_cfg, [SNOC_PCNOC_SLV] = &snoc_pcnoc_slv, }; static struct msm8916_icc_desc msm8916_pcnoc = { .nodes = msm8916_pcnoc_nodes, .num_nodes = ARRAY_SIZE(msm8916_pcnoc_nodes), }; static int msm8916_icc_set(struct icc_node *src, struct icc_node *dst) { struct msm8916_icc_provider *qp; struct msm8916_icc_node *qn; u64 sum_bw, max_peak_bw, rate; u32 agg_avg = 0, agg_peak = 0; struct icc_provider *provider; struct icc_node *n; int ret, i; qn = src->data; provider = src->provider; qp = to_msm8916_provider(provider); list_for_each_entry(n, &provider->nodes, node_list) provider->aggregate(n, 0, n->avg_bw, n->peak_bw, &agg_avg, &agg_peak); sum_bw = icc_units_to_bps(agg_avg); max_peak_bw = icc_units_to_bps(agg_peak); /* send bandwidth request message to the RPM processor */ if (qn->mas_rpm_id != -1) { ret = qcom_icc_rpm_smd_send(QCOM_SMD_RPM_ACTIVE_STATE, RPM_BUS_MASTER_REQ, qn->mas_rpm_id, sum_bw); if (ret) { pr_err("qcom_icc_rpm_smd_send mas %d error %d\n", qn->mas_rpm_id, ret); return ret; } } if (qn->slv_rpm_id != -1) { ret = qcom_icc_rpm_smd_send(QCOM_SMD_RPM_ACTIVE_STATE, RPM_BUS_SLAVE_REQ, qn->slv_rpm_id, sum_bw); if (ret) { pr_err("qcom_icc_rpm_smd_send slv error %d\n", ret); return ret; } } rate = max(sum_bw, max_peak_bw); do_div(rate, qn->buswidth); if (qn->rate == rate) return 0; for (i = 0; i < qp->num_clks; i++) { ret = clk_set_rate(qp->bus_clks[i].clk, rate); if (ret) { pr_err("%s clk_set_rate error: %d\n", qp->bus_clks[i].id, ret); return ret; } } qn->rate = rate; return 0; } static int msm8916_qnoc_probe(struct platform_device *pdev) { const struct msm8916_icc_desc *desc; struct msm8916_icc_node **qnodes; struct msm8916_icc_provider *qp; struct device *dev = &pdev->dev; struct icc_onecell_data *data; struct icc_provider *provider; struct icc_node *node; size_t num_nodes, i; int ret; /* wait for the RPM proxy */ if (!qcom_icc_rpm_smd_available()) return -EPROBE_DEFER; desc = of_device_get_match_data(dev); if (!desc) return -EINVAL; qnodes = desc->nodes; num_nodes = desc->num_nodes; qp = devm_kzalloc(dev, sizeof(*qp), GFP_KERNEL); if (!qp) return -ENOMEM; data = devm_kzalloc(dev, struct_size(data, nodes, num_nodes), GFP_KERNEL); if (!data) return -ENOMEM; qp->bus_clks = devm_kmemdup(dev, msm8916_bus_clocks, sizeof(msm8916_bus_clocks), GFP_KERNEL); if (!qp->bus_clks) return -ENOMEM; qp->num_clks = ARRAY_SIZE(msm8916_bus_clocks); ret = devm_clk_bulk_get(dev, qp->num_clks, qp->bus_clks); if (ret) return ret; ret = clk_bulk_prepare_enable(qp->num_clks, qp->bus_clks); if (ret) return ret; provider = &qp->provider; INIT_LIST_HEAD(&provider->nodes); provider->dev = dev; provider->set = msm8916_icc_set; provider->aggregate = icc_std_aggregate; provider->xlate = of_icc_xlate_onecell; provider->data = data; ret = icc_provider_add(provider); if (ret) { dev_err(dev, "error adding interconnect provider: %d\n", ret); clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks); return ret; } for (i = 0; i < num_nodes; i++) { size_t j; node = icc_node_create(qnodes[i]->id); if (IS_ERR(node)) { ret = PTR_ERR(node); goto err; } node->name = qnodes[i]->name; node->data = qnodes[i]; icc_node_add(node, provider); for (j = 0; j < qnodes[i]->num_links; j++) icc_link_create(node, qnodes[i]->links[j]); data->nodes[i] = node; } data->num_nodes = num_nodes; platform_set_drvdata(pdev, qp); return 0; err: icc_nodes_remove(provider); icc_provider_del(provider); clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks); return ret; } static int msm8916_qnoc_remove(struct platform_device *pdev) { struct msm8916_icc_provider *qp = platform_get_drvdata(pdev); icc_nodes_remove(&qp->provider); clk_bulk_disable_unprepare(qp->num_clks, qp->bus_clks); return icc_provider_del(&qp->provider); } static const struct of_device_id msm8916_noc_of_match[] = { { .compatible = "qcom,msm8916-bimc", .data = &msm8916_bimc }, { .compatible = "qcom,msm8916-pcnoc", .data = &msm8916_pcnoc }, { .compatible = "qcom,msm8916-snoc", .data = &msm8916_snoc }, { } }; MODULE_DEVICE_TABLE(of, msm8916_noc_of_match); static struct platform_driver msm8916_noc_driver = { .probe = msm8916_qnoc_probe, .remove = msm8916_qnoc_remove, .driver = { .name = "qnoc-msm8916", .of_match_table = msm8916_noc_of_match, }, }; module_platform_driver(msm8916_noc_driver); MODULE_AUTHOR("Georgi Djakov "); MODULE_DESCRIPTION("Qualcomm MSM8916 NoC driver"); MODULE_LICENSE("GPL v2");