diff options
Diffstat (limited to 'drivers/interconnect/qcom/sdm845.c')
| -rw-r--r-- | drivers/interconnect/qcom/sdm845.c | 838 |
1 files changed, 838 insertions, 0 deletions
diff --git a/drivers/interconnect/qcom/sdm845.c b/drivers/interconnect/qcom/sdm845.c new file mode 100644 index 000000000000..4915b78da673 --- /dev/null +++ b/drivers/interconnect/qcom/sdm845.c @@ -0,0 +1,838 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2018, The Linux Foundation. All rights reserved. + * + */ + +#include <asm/div64.h> +#include <dt-bindings/interconnect/qcom,sdm845.h> +#include <linux/device.h> +#include <linux/interconnect.h> +#include <linux/interconnect-provider.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/of_platform.h> +#include <linux/platform_device.h> +#include <linux/sort.h> + +#include <soc/qcom/cmd-db.h> +#include <soc/qcom/rpmh.h> +#include <soc/qcom/tcs.h> + +#define BCM_TCS_CMD_COMMIT_SHFT 30 +#define BCM_TCS_CMD_COMMIT_MASK 0x40000000 +#define BCM_TCS_CMD_VALID_SHFT 29 +#define BCM_TCS_CMD_VALID_MASK 0x20000000 +#define BCM_TCS_CMD_VOTE_X_SHFT 14 +#define BCM_TCS_CMD_VOTE_MASK 0x3fff +#define BCM_TCS_CMD_VOTE_Y_SHFT 0 +#define BCM_TCS_CMD_VOTE_Y_MASK 0xfffc000 + +#define BCM_TCS_CMD(commit, valid, vote_x, vote_y) \ + (((commit) << BCM_TCS_CMD_COMMIT_SHFT) | \ + ((valid) << BCM_TCS_CMD_VALID_SHFT) | \ + ((cpu_to_le32(vote_x) & \ + BCM_TCS_CMD_VOTE_MASK) << BCM_TCS_CMD_VOTE_X_SHFT) | \ + ((cpu_to_le32(vote_y) & \ + BCM_TCS_CMD_VOTE_MASK) << BCM_TCS_CMD_VOTE_Y_SHFT)) + +#define to_qcom_provider(_provider) \ + container_of(_provider, struct qcom_icc_provider, provider) + +struct qcom_icc_provider { + struct icc_provider provider; + struct device *dev; + struct qcom_icc_bcm **bcms; + size_t num_bcms; +}; + +/** + * struct bcm_db - Auxiliary data pertaining to each Bus Clock Manager (BCM) + * @unit: divisor used to convert bytes/sec bw value to an RPMh msg + * @width: multiplier used to convert bytes/sec bw value to an RPMh msg + * @vcd: virtual clock domain that this bcm belongs to + * @reserved: reserved field + */ +struct bcm_db { + __le32 unit; + __le16 width; + u8 vcd; + u8 reserved; +}; + +#define SDM845_MAX_LINKS 43 +#define SDM845_MAX_BCMS 30 +#define SDM845_MAX_BCM_PER_NODE 2 +#define SDM845_MAX_VCD 10 + +/** + * struct qcom_icc_node - Qualcomm specific interconnect nodes + * @name: the node name used in debugfs + * @links: an array of nodes where we can go next while traversing + * @id: a unique node identifier + * @num_links: the total number of @links + * @channels: num of channels at this node + * @buswidth: width of the interconnect between a node and the bus + * @sum_avg: current sum aggregate value of all avg bw requests + * @max_peak: current max aggregate value of all peak bw requests + * @bcms: list of bcms associated with this logical node + * @num_bcms: num of @bcms + */ +struct qcom_icc_node { + const char *name; + u16 links[SDM845_MAX_LINKS]; + u16 id; + u16 num_links; + u16 channels; + u16 buswidth; + u64 sum_avg; + u64 max_peak; + struct qcom_icc_bcm *bcms[SDM845_MAX_BCM_PER_NODE]; + size_t num_bcms; +}; + +/** + * struct qcom_icc_bcm - Qualcomm specific hardware accelerator nodes + * known as Bus Clock Manager (BCM) + * @name: the bcm node name used to fetch BCM data from command db + * @type: latency or bandwidth bcm + * @addr: address offsets used when voting to RPMH + * @vote_x: aggregated threshold values, represents sum_bw when @type is bw bcm + * @vote_y: aggregated threshold values, represents peak_bw when @type is bw bcm + * @dirty: flag used to indicate whether the bcm needs to be committed + * @keepalive: flag used to indicate whether a keepalive is required + * @aux_data: auxiliary data used when calculating threshold values and + * communicating with RPMh + * @list: used to link to other bcms when compiling lists for commit + * @num_nodes: total number of @num_nodes + * @nodes: list of qcom_icc_nodes that this BCM encapsulates + */ +struct qcom_icc_bcm { + const char *name; + u32 type; + u32 addr; + u64 vote_x; + u64 vote_y; + bool dirty; + bool keepalive; + struct bcm_db aux_data; + struct list_head list; + size_t num_nodes; + struct qcom_icc_node *nodes[]; +}; + +struct qcom_icc_fabric { + struct qcom_icc_node **nodes; + size_t num_nodes; +}; + +struct qcom_icc_desc { + struct qcom_icc_node **nodes; + size_t num_nodes; + struct qcom_icc_bcm **bcms; + size_t num_bcms; +}; + +#define DEFINE_QNODE(_name, _id, _channels, _buswidth, \ + _numlinks, ...) \ + static struct qcom_icc_node _name = { \ + .id = _id, \ + .name = #_name, \ + .channels = _channels, \ + .buswidth = _buswidth, \ + .num_links = _numlinks, \ + .links = { __VA_ARGS__ }, \ + } + +DEFINE_QNODE(qhm_a1noc_cfg, MASTER_A1NOC_CFG, 1, 4, 1, SLAVE_SERVICE_A1NOC); +DEFINE_QNODE(qhm_qup1, MASTER_BLSP_1, 1, 4, 1, SLAVE_A1NOC_SNOC); +DEFINE_QNODE(qhm_tsif, MASTER_TSIF, 1, 4, 1, SLAVE_A1NOC_SNOC); +DEFINE_QNODE(xm_sdc2, MASTER_SDCC_2, 1, 8, 1, SLAVE_A1NOC_SNOC); +DEFINE_QNODE(xm_sdc4, MASTER_SDCC_4, 1, 8, 1, SLAVE_A1NOC_SNOC); +DEFINE_QNODE(xm_ufs_card, MASTER_UFS_CARD, 1, 8, 1, SLAVE_A1NOC_SNOC); +DEFINE_QNODE(xm_ufs_mem, MASTER_UFS_MEM, 1, 8, 1, SLAVE_A1NOC_SNOC); +DEFINE_QNODE(xm_pcie_0, MASTER_PCIE_0, 1, 8, 1, SLAVE_ANOC_PCIE_A1NOC_SNOC); +DEFINE_QNODE(qhm_a2noc_cfg, MASTER_A2NOC_CFG, 1, 4, 1, SLAVE_SERVICE_A2NOC); +DEFINE_QNODE(qhm_qdss_bam, MASTER_QDSS_BAM, 1, 4, 1, SLAVE_A2NOC_SNOC); +DEFINE_QNODE(qhm_qup2, MASTER_BLSP_2, 1, 4, 1, SLAVE_A2NOC_SNOC); +DEFINE_QNODE(qnm_cnoc, MASTER_CNOC_A2NOC, 1, 8, 1, SLAVE_A2NOC_SNOC); +DEFINE_QNODE(qxm_crypto, MASTER_CRYPTO, 1, 8, 1, SLAVE_A2NOC_SNOC); +DEFINE_QNODE(qxm_ipa, MASTER_IPA, 1, 8, 1, SLAVE_A2NOC_SNOC); +DEFINE_QNODE(xm_pcie3_1, MASTER_PCIE_1, 1, 8, 1, SLAVE_ANOC_PCIE_SNOC); +DEFINE_QNODE(xm_qdss_etr, MASTER_QDSS_ETR, 1, 8, 1, SLAVE_A2NOC_SNOC); +DEFINE_QNODE(xm_usb3_0, MASTER_USB3_0, 1, 8, 1, SLAVE_A2NOC_SNOC); +DEFINE_QNODE(xm_usb3_1, MASTER_USB3_1, 1, 8, 1, SLAVE_A2NOC_SNOC); +DEFINE_QNODE(qxm_camnoc_hf0_uncomp, MASTER_CAMNOC_HF0_UNCOMP, 1, 32, 1, SLAVE_CAMNOC_UNCOMP); +DEFINE_QNODE(qxm_camnoc_hf1_uncomp, MASTER_CAMNOC_HF1_UNCOMP, 1, 32, 1, SLAVE_CAMNOC_UNCOMP); +DEFINE_QNODE(qxm_camnoc_sf_uncomp, MASTER_CAMNOC_SF_UNCOMP, 1, 32, 1, SLAVE_CAMNOC_UNCOMP); +DEFINE_QNODE(qhm_spdm, MASTER_SPDM, 1, 4, 1, SLAVE_CNOC_A2NOC); +DEFINE_QNODE(qhm_tic, MASTER_TIC, 1, 4, 43, SLAVE_A1NOC_CFG, SLAVE_A2NOC_CFG, SLAVE_AOP, SLAVE_AOSS, SLAVE_CAMERA_CFG, SLAVE_CLK_CTL, SLAVE_CDSP_CFG, SLAVE_RBCPR_CX_CFG, SLAVE_CRYPTO_0_CFG, SLAVE_DCC_CFG, SLAVE_CNOC_DDRSS, SLAVE_DISPLAY_CFG, SLAVE_GLM, SLAVE_GFX3D_CFG, SLAVE_IMEM_CFG, SLAVE_IPA_CFG, SLAVE_CNOC_MNOC_CFG, SLAVE_PCIE_0_CFG, SLAVE_PCIE_1_CFG, SLAVE_PDM, SLAVE_SOUTH_PHY_CFG, SLAVE_PIMEM_CFG, SLAVE_PRNG, SLAVE_QDSS_CFG, SLAVE_BLSP_2, SLAVE_BLSP_1, SLAVE_SDCC_2, SLAVE_SDCC_4, SLAVE_SNOC_CFG, SLAVE_SPDM_WRAPPER, SLAVE_SPSS_CFG, SLAVE_TCSR, SLAVE_TLMM_NORTH, SLAVE_TLMM_SOUTH, SLAVE_TSIF, SLAVE_UFS_CARD_CFG, SLAVE_UFS_MEM_CFG, SLAVE_USB3_0, SLAVE_USB3_1, SLAVE_VENUS_CFG, SLAVE_VSENSE_CTRL_CFG, SLAVE_CNOC_A2NOC, SLAVE_SERVICE_CNOC); +DEFINE_QNODE(qnm_snoc, MASTER_SNOC_CNOC, 1, 8, 42, SLAVE_A1NOC_CFG, SLAVE_A2NOC_CFG, SLAVE_AOP, SLAVE_AOSS, SLAVE_CAMERA_CFG, SLAVE_CLK_CTL, SLAVE_CDSP_CFG, SLAVE_RBCPR_CX_CFG, SLAVE_CRYPTO_0_CFG, SLAVE_DCC_CFG, SLAVE_CNOC_DDRSS, SLAVE_DISPLAY_CFG, SLAVE_GLM, SLAVE_GFX3D_CFG, SLAVE_IMEM_CFG, SLAVE_IPA_CFG, SLAVE_CNOC_MNOC_CFG, SLAVE_PCIE_0_CFG, SLAVE_PCIE_1_CFG, SLAVE_PDM, SLAVE_SOUTH_PHY_CFG, SLAVE_PIMEM_CFG, SLAVE_PRNG, SLAVE_QDSS_CFG, SLAVE_BLSP_2, SLAVE_BLSP_1, SLAVE_SDCC_2, SLAVE_SDCC_4, SLAVE_SNOC_CFG, SLAVE_SPDM_WRAPPER, SLAVE_SPSS_CFG, SLAVE_TCSR, SLAVE_TLMM_NORTH, SLAVE_TLMM_SOUTH, SLAVE_TSIF, SLAVE_UFS_CARD_CFG, SLAVE_UFS_MEM_CFG, SLAVE_USB3_0, SLAVE_USB3_1, SLAVE_VENUS_CFG, SLAVE_VSENSE_CTRL_CFG, SLAVE_SERVICE_CNOC); +DEFINE_QNODE(xm_qdss_dap, MASTER_QDSS_DAP, 1, 8, 43, SLAVE_A1NOC_CFG, SLAVE_A2NOC_CFG, SLAVE_AOP, SLAVE_AOSS, SLAVE_CAMERA_CFG, SLAVE_CLK_CTL, SLAVE_CDSP_CFG, SLAVE_RBCPR_CX_CFG, SLAVE_CRYPTO_0_CFG, SLAVE_DCC_CFG, SLAVE_CNOC_DDRSS, SLAVE_DISPLAY_CFG, SLAVE_GLM, SLAVE_GFX3D_CFG, SLAVE_IMEM_CFG, SLAVE_IPA_CFG, SLAVE_CNOC_MNOC_CFG, SLAVE_PCIE_0_CFG, SLAVE_PCIE_1_CFG, SLAVE_PDM, SLAVE_SOUTH_PHY_CFG, SLAVE_PIMEM_CFG, SLAVE_PRNG, SLAVE_QDSS_CFG, SLAVE_BLSP_2, SLAVE_BLSP_1, SLAVE_SDCC_2, SLAVE_SDCC_4, SLAVE_SNOC_CFG, SLAVE_SPDM_WRAPPER, SLAVE_SPSS_CFG, SLAVE_TCSR, SLAVE_TLMM_NORTH, SLAVE_TLMM_SOUTH, SLAVE_TSIF, SLAVE_UFS_CARD_CFG, SLAVE_UFS_MEM_CFG, SLAVE_USB3_0, SLAVE_USB3_1, SLAVE_VENUS_CFG, SLAVE_VSENSE_CTRL_CFG, SLAVE_CNOC_A2NOC, SLAVE_SERVICE_CNOC); +DEFINE_QNODE(qhm_cnoc, MASTER_CNOC_DC_NOC, 1, 4, 2, SLAVE_LLCC_CFG, SLAVE_MEM_NOC_CFG); +DEFINE_QNODE(acm_l3, MASTER_APPSS_PROC, 1, 16, 3, SLAVE_GNOC_SNOC, SLAVE_GNOC_MEM_NOC, SLAVE_SERVICE_GNOC); +DEFINE_QNODE(pm_gnoc_cfg, MASTER_GNOC_CFG, 1, 4, 1, SLAVE_SERVICE_GNOC); +DEFINE_QNODE(llcc_mc, MASTER_LLCC, 4, 4, 1, SLAVE_EBI1); +DEFINE_QNODE(acm_tcu, MASTER_TCU_0, 1, 8, 3, SLAVE_MEM_NOC_GNOC, SLAVE_LLCC, SLAVE_MEM_NOC_SNOC); +DEFINE_QNODE(qhm_memnoc_cfg, MASTER_MEM_NOC_CFG, 1, 4, 2, SLAVE_MSS_PROC_MS_MPU_CFG, SLAVE_SERVICE_MEM_NOC); +DEFINE_QNODE(qnm_apps, MASTER_GNOC_MEM_NOC, 2, 32, 1, SLAVE_LLCC); +DEFINE_QNODE(qnm_mnoc_hf, MASTER_MNOC_HF_MEM_NOC, 2, 32, 2, SLAVE_MEM_NOC_GNOC, SLAVE_LLCC); +DEFINE_QNODE(qnm_mnoc_sf, MASTER_MNOC_SF_MEM_NOC, 1, 32, 3, SLAVE_MEM_NOC_GNOC, SLAVE_LLCC, SLAVE_MEM_NOC_SNOC); +DEFINE_QNODE(qnm_snoc_gc, MASTER_SNOC_GC_MEM_NOC, 1, 8, 1, SLAVE_LLCC); +DEFINE_QNODE(qnm_snoc_sf, MASTER_SNOC_SF_MEM_NOC, 1, 16, 2, SLAVE_MEM_NOC_GNOC, SLAVE_LLCC); +DEFINE_QNODE(qxm_gpu, MASTER_GFX3D, 2, 32, 3, SLAVE_MEM_NOC_GNOC, SLAVE_LLCC, SLAVE_MEM_NOC_SNOC); +DEFINE_QNODE(qhm_mnoc_cfg, MASTER_CNOC_MNOC_CFG, 1, 4, 1, SLAVE_SERVICE_MNOC); +DEFINE_QNODE(qxm_camnoc_hf0, MASTER_CAMNOC_HF0, 1, 32, 1, SLAVE_MNOC_HF_MEM_NOC); +DEFINE_QNODE(qxm_camnoc_hf1, MASTER_CAMNOC_HF1, 1, 32, 1, SLAVE_MNOC_HF_MEM_NOC); +DEFINE_QNODE(qxm_camnoc_sf, MASTER_CAMNOC_SF, 1, 32, 1, SLAVE_MNOC_SF_MEM_NOC); +DEFINE_QNODE(qxm_mdp0, MASTER_MDP0, 1, 32, 1, SLAVE_MNOC_HF_MEM_NOC); +DEFINE_QNODE(qxm_mdp1, MASTER_MDP1, 1, 32, 1, SLAVE_MNOC_HF_MEM_NOC); +DEFINE_QNODE(qxm_rot, MASTER_ROTATOR, 1, 32, 1, SLAVE_MNOC_SF_MEM_NOC); +DEFINE_QNODE(qxm_venus0, MASTER_VIDEO_P0, 1, 32, 1, SLAVE_MNOC_SF_MEM_NOC); +DEFINE_QNODE(qxm_venus1, MASTER_VIDEO_P1, 1, 32, 1, SLAVE_MNOC_SF_MEM_NOC); +DEFINE_QNODE(qxm_venus_arm9, MASTER_VIDEO_PROC, 1, 8, 1, SLAVE_MNOC_SF_MEM_NOC); +DEFINE_QNODE(qhm_snoc_cfg, MASTER_SNOC_CFG, 1, 4, 1, SLAVE_SERVICE_SNOC); +DEFINE_QNODE(qnm_aggre1_noc, MASTER_A1NOC_SNOC, 1, 16, 6, SLAVE_APPSS, SLAVE_SNOC_CNOC, SLAVE_SNOC_MEM_NOC_SF, SLAVE_IMEM, SLAVE_PIMEM, SLAVE_QDSS_STM); +DEFINE_QNODE(qnm_aggre2_noc, MASTER_A2NOC_SNOC, 1, 16, 9, SLAVE_APPSS, SLAVE_SNOC_CNOC, SLAVE_SNOC_MEM_NOC_SF, SLAVE_IMEM, SLAVE_PCIE_0, SLAVE_PCIE_1, SLAVE_PIMEM, SLAVE_QDSS_STM, SLAVE_TCU); +DEFINE_QNODE(qnm_gladiator_sodv, MASTER_GNOC_SNOC, 1, 8, 8, SLAVE_APPSS, SLAVE_SNOC_CNOC, SLAVE_IMEM, SLAVE_PCIE_0, SLAVE_PCIE_1, SLAVE_PIMEM, SLAVE_QDSS_STM, SLAVE_TCU); +DEFINE_QNODE(qnm_memnoc, MASTER_MEM_NOC_SNOC, 1, 8, 5, SLAVE_APPSS, SLAVE_SNOC_CNOC, SLAVE_IMEM, SLAVE_PIMEM, SLAVE_QDSS_STM); +DEFINE_QNODE(qnm_pcie_anoc, MASTER_ANOC_PCIE_SNOC, 1, 16, 5, SLAVE_APPSS, SLAVE_SNOC_CNOC, SLAVE_SNOC_MEM_NOC_SF, SLAVE_IMEM, SLAVE_QDSS_STM); +DEFINE_QNODE(qxm_pimem, MASTER_PIMEM, 1, 8, 2, SLAVE_SNOC_MEM_NOC_GC, SLAVE_IMEM); +DEFINE_QNODE(xm_gic, MASTER_GIC, 1, 8, 2, SLAVE_SNOC_MEM_NOC_GC, SLAVE_IMEM); +DEFINE_QNODE(qns_a1noc_snoc, SLAVE_A1NOC_SNOC, 1, 16, 1, MASTER_A1NOC_SNOC); +DEFINE_QNODE(srvc_aggre1_noc, SLAVE_SERVICE_A1NOC, 1, 4, 0); +DEFINE_QNODE(qns_pcie_a1noc_snoc, SLAVE_ANOC_PCIE_A1NOC_SNOC, 1, 16, 1, MASTER_ANOC_PCIE_SNOC); +DEFINE_QNODE(qns_a2noc_snoc, SLAVE_A2NOC_SNOC, 1, 16, 1, MASTER_A2NOC_SNOC); +DEFINE_QNODE(qns_pcie_snoc, SLAVE_ANOC_PCIE_SNOC, 1, 16, 1, MASTER_ANOC_PCIE_SNOC); +DEFINE_QNODE(srvc_aggre2_noc, SLAVE_SERVICE_A2NOC, 1, 4, 0); +DEFINE_QNODE(qns_camnoc_uncomp, SLAVE_CAMNOC_UNCOMP, 1, 32, 0); +DEFINE_QNODE(qhs_a1_noc_cfg, SLAVE_A1NOC_CFG, 1, 4, 1, MASTER_A1NOC_CFG); +DEFINE_QNODE(qhs_a2_noc_cfg, SLAVE_A2NOC_CFG, 1, 4, 1, MASTER_A2NOC_CFG); +DEFINE_QNODE(qhs_aop, SLAVE_AOP, 1, 4, 0); +DEFINE_QNODE(qhs_aoss, SLAVE_AOSS, 1, 4, 0); +DEFINE_QNODE(qhs_camera_cfg, SLAVE_CAMERA_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_clk_ctl, SLAVE_CLK_CTL, 1, 4, 0); +DEFINE_QNODE(qhs_compute_dsp_cfg, SLAVE_CDSP_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_cpr_cx, SLAVE_RBCPR_CX_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_crypto0_cfg, SLAVE_CRYPTO_0_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_dcc_cfg, SLAVE_DCC_CFG, 1, 4, 1, MASTER_CNOC_DC_NOC); +DEFINE_QNODE(qhs_ddrss_cfg, SLAVE_CNOC_DDRSS, 1, 4, 0); +DEFINE_QNODE(qhs_display_cfg, SLAVE_DISPLAY_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_glm, SLAVE_GLM, 1, 4, 0); +DEFINE_QNODE(qhs_gpuss_cfg, SLAVE_GFX3D_CFG, 1, 8, 0); +DEFINE_QNODE(qhs_imem_cfg, SLAVE_IMEM_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_ipa, SLAVE_IPA_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_mnoc_cfg, SLAVE_CNOC_MNOC_CFG, 1, 4, 1, MASTER_CNOC_MNOC_CFG); +DEFINE_QNODE(qhs_pcie0_cfg, SLAVE_PCIE_0_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_pcie_gen3_cfg, SLAVE_PCIE_1_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_pdm, SLAVE_PDM, 1, 4, 0); +DEFINE_QNODE(qhs_phy_refgen_south, SLAVE_SOUTH_PHY_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_pimem_cfg, SLAVE_PIMEM_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_prng, SLAVE_PRNG, 1, 4, 0); +DEFINE_QNODE(qhs_qdss_cfg, SLAVE_QDSS_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_qupv3_north, SLAVE_BLSP_2, 1, 4, 0); +DEFINE_QNODE(qhs_qupv3_south, SLAVE_BLSP_1, 1, 4, 0); +DEFINE_QNODE(qhs_sdc2, SLAVE_SDCC_2, 1, 4, 0); +DEFINE_QNODE(qhs_sdc4, SLAVE_SDCC_4, 1, 4, 0); +DEFINE_QNODE(qhs_snoc_cfg, SLAVE_SNOC_CFG, 1, 4, 1, MASTER_SNOC_CFG); +DEFINE_QNODE(qhs_spdm, SLAVE_SPDM_WRAPPER, 1, 4, 0); +DEFINE_QNODE(qhs_spss_cfg, SLAVE_SPSS_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_tcsr, SLAVE_TCSR, 1, 4, 0); +DEFINE_QNODE(qhs_tlmm_north, SLAVE_TLMM_NORTH, 1, 4, 0); +DEFINE_QNODE(qhs_tlmm_south, SLAVE_TLMM_SOUTH, 1, 4, 0); +DEFINE_QNODE(qhs_tsif, SLAVE_TSIF, 1, 4, 0); +DEFINE_QNODE(qhs_ufs_card_cfg, SLAVE_UFS_CARD_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_ufs_mem_cfg, SLAVE_UFS_MEM_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_usb3_0, SLAVE_USB3_0, 1, 4, 0); +DEFINE_QNODE(qhs_usb3_1, SLAVE_USB3_1, 1, 4, 0); +DEFINE_QNODE(qhs_venus_cfg, SLAVE_VENUS_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_vsense_ctrl_cfg, SLAVE_VSENSE_CTRL_CFG, 1, 4, 0); +DEFINE_QNODE(qns_cnoc_a2noc, SLAVE_CNOC_A2NOC, 1, 8, 1, MASTER_CNOC_A2NOC); +DEFINE_QNODE(srvc_cnoc, SLAVE_SERVICE_CNOC, 1, 4, 0); +DEFINE_QNODE(qhs_llcc, SLAVE_LLCC_CFG, 1, 4, 0); +DEFINE_QNODE(qhs_memnoc, SLAVE_MEM_NOC_CFG, 1, 4, 1, MASTER_MEM_NOC_CFG); +DEFINE_QNODE(qns_gladiator_sodv, SLAVE_GNOC_SNOC, 1, 8, 1, MASTER_GNOC_SNOC); +DEFINE_QNODE(qns_gnoc_memnoc, SLAVE_GNOC_MEM_NOC, 2, 32, 1, MASTER_GNOC_MEM_NOC); +DEFINE_QNODE(srvc_gnoc, SLAVE_SERVICE_GNOC, 1, 4, 0); +DEFINE_QNODE(ebi, SLAVE_EBI1, 4, 4, 0); +DEFINE_QNODE(qhs_mdsp_ms_mpu_cfg, SLAVE_MSS_PROC_MS_MPU_CFG, 1, 4, 0); +DEFINE_QNODE(qns_apps_io, SLAVE_MEM_NOC_GNOC, 1, 32, 0); +DEFINE_QNODE(qns_llcc, SLAVE_LLCC, 4, 16, 1, MASTER_LLCC); +DEFINE_QNODE(qns_memnoc_snoc, SLAVE_MEM_NOC_SNOC, 1, 8, 1, MASTER_MEM_NOC_SNOC); +DEFINE_QNODE(srvc_memnoc, SLAVE_SERVICE_MEM_NOC, 1, 4, 0); +DEFINE_QNODE(qns2_mem_noc, SLAVE_MNOC_SF_MEM_NOC, 1, 32, 1, MASTER_MNOC_SF_MEM_NOC); +DEFINE_QNODE(qns_mem_noc_hf, SLAVE_MNOC_HF_MEM_NOC, 2, 32, 1, MASTER_MNOC_HF_MEM_NOC); +DEFINE_QNODE(srvc_mnoc, SLAVE_SERVICE_MNOC, 1, 4, 0); +DEFINE_QNODE(qhs_apss, SLAVE_APPSS, 1, 8, 0); +DEFINE_QNODE(qns_cnoc, SLAVE_SNOC_CNOC, 1, 8, 1, MASTER_SNOC_CNOC); +DEFINE_QNODE(qns_memnoc_gc, SLAVE_SNOC_MEM_NOC_GC, 1, 8, 1, MASTER_SNOC_GC_MEM_NOC); +DEFINE_QNODE(qns_memnoc_sf, SLAVE_SNOC_MEM_NOC_SF, 1, 16, 1, MASTER_SNOC_SF_MEM_NOC); +DEFINE_QNODE(qxs_imem, SLAVE_IMEM, 1, 8, 0); +DEFINE_QNODE(qxs_pcie, SLAVE_PCIE_0, 1, 8, 0); +DEFINE_QNODE(qxs_pcie_gen3, SLAVE_PCIE_1, 1, 8, 0); +DEFINE_QNODE(qxs_pimem, SLAVE_PIMEM, 1, 8, 0); +DEFINE_QNODE(srvc_snoc, SLAVE_SERVICE_SNOC, 1, 4, 0); +DEFINE_QNODE(xs_qdss_stm, SLAVE_QDSS_STM, 1, 4, 0); +DEFINE_QNODE(xs_sys_tcu_cfg, SLAVE_TCU, 1, 8, 0); + +#define DEFINE_QBCM(_name, _bcmname, _keepalive, _numnodes, ...) \ + static struct qcom_icc_bcm _name = { \ + .name = _bcmname, \ + .keepalive = _keepalive, \ + .num_nodes = _numnodes, \ + .nodes = { __VA_ARGS__ }, \ + } + +DEFINE_QBCM(bcm_acv, "ACV", false, 1, &ebi); +DEFINE_QBCM(bcm_mc0, "MC0", true, 1, &ebi); +DEFINE_QBCM(bcm_sh0, "SH0", true, 1, &qns_llcc); +DEFINE_QBCM(bcm_mm0, "MM0", false, 1, &qns_mem_noc_hf); +DEFINE_QBCM(bcm_sh1, "SH1", false, 1, &qns_apps_io); +DEFINE_QBCM(bcm_mm1, "MM1", false, 7, &qxm_camnoc_hf0_uncomp, &qxm_camnoc_hf1_uncomp, &qxm_camnoc_sf_uncomp, &qxm_camnoc_hf0, &qxm_camnoc_hf1, &qxm_mdp0, &qxm_mdp1); +DEFINE_QBCM(bcm_sh2, "SH2", false, 1, &qns_memnoc_snoc); +DEFINE_QBCM(bcm_mm2, "MM2", false, 1, &qns2_mem_noc); +DEFINE_QBCM(bcm_sh3, "SH3", false, 1, &acm_tcu); +DEFINE_QBCM(bcm_mm3, "MM3", false, 5, &qxm_camnoc_sf, &qxm_rot, &qxm_venus0, &qxm_venus1, &qxm_venus_arm9); +DEFINE_QBCM(bcm_sh5, "SH5", false, 1, &qnm_apps); +DEFINE_QBCM(bcm_sn0, "SN0", true, 1, &qns_memnoc_sf); +DEFINE_QBCM(bcm_ce0, "CE0", false, 1, &qxm_crypto); +DEFINE_QBCM(bcm_cn0, "CN0", false, 47, &qhm_spdm, &qhm_tic, &qnm_snoc, &xm_qdss_dap, &qhs_a1_noc_cfg, &qhs_a2_noc_cfg, &qhs_aop, &qhs_aoss, &qhs_camera_cfg, &qhs_clk_ctl, &qhs_compute_dsp_cfg, &qhs_cpr_cx, &qhs_crypto0_cfg, &qhs_dcc_cfg, &qhs_ddrss_cfg, &qhs_display_cfg, &qhs_glm, &qhs_gpuss_cfg, &qhs_imem_cfg, &qhs_ipa, &qhs_mnoc_cfg, &qhs_pcie0_cfg, &qhs_pcie_gen3_cfg, &qhs_pdm, &qhs_phy_refgen_south, &qhs_pimem_cfg, &qhs_prng, &qhs_qdss_cfg, &qhs_qupv3_north, &qhs_qupv3_south, &qhs_sdc2, &qhs_sdc4, &qhs_snoc_cfg, &qhs_spdm, &qhs_spss_cfg, &qhs_tcsr, &qhs_tlmm_north, &qhs_tlmm_south, &qhs_tsif, &qhs_ufs_card_cfg, &qhs_ufs_mem_cfg, &qhs_usb3_0, &qhs_usb3_1, &qhs_venus_cfg, &qhs_vsense_ctrl_cfg, &qns_cnoc_a2noc, &srvc_cnoc); +DEFINE_QBCM(bcm_qup0, "QUP0", false, 2, &qhm_qup1, &qhm_qup2); +DEFINE_QBCM(bcm_sn1, "SN1", false, 1, &qxs_imem); +DEFINE_QBCM(bcm_sn2, "SN2", false, 1, &qns_memnoc_gc); +DEFINE_QBCM(bcm_sn3, "SN3", false, 1, &qns_cnoc); +DEFINE_QBCM(bcm_sn4, "SN4", false, 1, &qxm_pimem); +DEFINE_QBCM(bcm_sn5, "SN5", false, 1, &xs_qdss_stm); +DEFINE_QBCM(bcm_sn6, "SN6", false, 3, &qhs_apss, &srvc_snoc, &xs_sys_tcu_cfg); +DEFINE_QBCM(bcm_sn7, "SN7", false, 1, &qxs_pcie); +DEFINE_QBCM(bcm_sn8, "SN8", false, 1, &qxs_pcie_gen3); +DEFINE_QBCM(bcm_sn9, "SN9", false, 2, &srvc_aggre1_noc, &qnm_aggre1_noc); +DEFINE_QBCM(bcm_sn11, "SN11", false, 2, &srvc_aggre2_noc, &qnm_aggre2_noc); +DEFINE_QBCM(bcm_sn12, "SN12", false, 2, &qnm_gladiator_sodv, &xm_gic); +DEFINE_QBCM(bcm_sn14, "SN14", false, 1, &qnm_pcie_anoc); +DEFINE_QBCM(bcm_sn15, "SN15", false, 1, &qnm_memnoc); + +static struct qcom_icc_node *rsc_hlos_nodes[] = { + [MASTER_APPSS_PROC] = &acm_l3, + [MASTER_TCU_0] = &acm_tcu, + [MASTER_LLCC] = &llcc_mc, + [MASTER_GNOC_CFG] = &pm_gnoc_cfg, + [MASTER_A1NOC_CFG] = &qhm_a1noc_cfg, + [MASTER_A2NOC_CFG] = &qhm_a2noc_cfg, + [MASTER_CNOC_DC_NOC] = &qhm_cnoc, + [MASTER_MEM_NOC_CFG] = &qhm_memnoc_cfg, + [MASTER_CNOC_MNOC_CFG] = &qhm_mnoc_cfg, + [MASTER_QDSS_BAM] = &qhm_qdss_bam, + [MASTER_BLSP_1] = &qhm_qup1, + [MASTER_BLSP_2] = &qhm_qup2, + [MASTER_SNOC_CFG] = &qhm_snoc_cfg, + [MASTER_SPDM] = &qhm_spdm, + [MASTER_TIC] = &qhm_tic, + [MASTER_TSIF] = &qhm_tsif, + [MASTER_A1NOC_SNOC] = &qnm_aggre1_noc, + [MASTER_A2NOC_SNOC] = &qnm_aggre2_noc, + [MASTER_GNOC_MEM_NOC] = &qnm_apps, + [MASTER_CNOC_A2NOC] = &qnm_cnoc, + [MASTER_GNOC_SNOC] = &qnm_gladiator_sodv, + [MASTER_MEM_NOC_SNOC] = &qnm_memnoc, + [MASTER_MNOC_HF_MEM_NOC] = &qnm_mnoc_hf, + [MASTER_MNOC_SF_MEM_NOC] = &qnm_mnoc_sf, + [MASTER_ANOC_PCIE_SNOC] = &qnm_pcie_anoc, + [MASTER_SNOC_CNOC] = &qnm_snoc, + [MASTER_SNOC_GC_MEM_NOC] = &qnm_snoc_gc, + [MASTER_SNOC_SF_MEM_NOC] = &qnm_snoc_sf, + [MASTER_CAMNOC_HF0] = &qxm_camnoc_hf0, + [MASTER_CAMNOC_HF0_UNCOMP] = &qxm_camnoc_hf0_uncomp, + [MASTER_CAMNOC_HF1] = &qxm_camnoc_hf1, + [MASTER_CAMNOC_HF1_UNCOMP] = &qxm_camnoc_hf1_uncomp, + [MASTER_CAMNOC_SF] = &qxm_camnoc_sf, + [MASTER_CAMNOC_SF_UNCOMP] = &qxm_camnoc_sf_uncomp, + [MASTER_CRYPTO] = &qxm_crypto, + [MASTER_GFX3D] = &qxm_gpu, + [MASTER_IPA] = &qxm_ipa, + [MASTER_MDP0] = &qxm_mdp0, + [MASTER_MDP1] = &qxm_mdp1, + [MASTER_PIMEM] = &qxm_pimem, + [MASTER_ROTATOR] = &qxm_rot, + [MASTER_VIDEO_P0] = &qxm_venus0, + [MASTER_VIDEO_P1] = &qxm_venus1, + [MASTER_VIDEO_PROC] = &qxm_venus_arm9, + [MASTER_GIC] = &xm_gic, + [MASTER_PCIE_1] = &xm_pcie3_1, + [MASTER_PCIE_0] = &xm_pcie_0, + [MASTER_QDSS_DAP] = &xm_qdss_dap, + [MASTER_QDSS_ETR] = &xm_qdss_etr, + [MASTER_SDCC_2] = &xm_sdc2, + [MASTER_SDCC_4] = &xm_sdc4, + [MASTER_UFS_CARD] = &xm_ufs_card, + [MASTER_UFS_MEM] = &xm_ufs_mem, + [MASTER_USB3_0] = &xm_usb3_0, + [MASTER_USB3_1] = &xm_usb3_1, + [SLAVE_EBI1] = &ebi, + [SLAVE_A1NOC_CFG] = &qhs_a1_noc_cfg, + [SLAVE_A2NOC_CFG] = &qhs_a2_noc_cfg, + [SLAVE_AOP] = &qhs_aop, + [SLAVE_AOSS] = &qhs_aoss, + [SLAVE_APPSS] = &qhs_apss, + [SLAVE_CAMERA_CFG] = &qhs_camera_cfg, + [SLAVE_CLK_CTL] = &qhs_clk_ctl, + [SLAVE_CDSP_CFG] = &qhs_compute_dsp_cfg, + [SLAVE_RBCPR_CX_CFG] = &qhs_cpr_cx, + [SLAVE_CRYPTO_0_CFG] = &qhs_crypto0_cfg, + [SLAVE_DCC_CFG] = &qhs_dcc_cfg, + [SLAVE_CNOC_DDRSS] = &qhs_ddrss_cfg, + [SLAVE_DISPLAY_CFG] = &qhs_display_cfg, + [SLAVE_GLM] = &qhs_glm, + [SLAVE_GFX3D_CFG] = &qhs_gpuss_cfg, + [SLAVE_IMEM_CFG] = &qhs_imem_cfg, + [SLAVE_IPA_CFG] = &qhs_ipa, + [SLAVE_LLCC_CFG] = &qhs_llcc, + [SLAVE_MSS_PROC_MS_MPU_CFG] = &qhs_mdsp_ms_mpu_cfg, + [SLAVE_MEM_NOC_CFG] = &qhs_memnoc, + [SLAVE_CNOC_MNOC_CFG] = &qhs_mnoc_cfg, + [SLAVE_PCIE_0_CFG] = &qhs_pcie0_cfg, + [SLAVE_PCIE_1_CFG] = &qhs_pcie_gen3_cfg, + [SLAVE_PDM] = &qhs_pdm, + [SLAVE_SOUTH_PHY_CFG] = &qhs_phy_refgen_south, + [SLAVE_PIMEM_CFG] = &qhs_pimem_cfg, + [SLAVE_PRNG] = &qhs_prng, + [SLAVE_QDSS_CFG] = &qhs_qdss_cfg, + [SLAVE_BLSP_2] = &qhs_qupv3_north, + [SLAVE_BLSP_1] = &qhs_qupv3_south, + [SLAVE_SDCC_2] = &qhs_sdc2, + [SLAVE_SDCC_4] = &qhs_sdc4, + [SLAVE_SNOC_CFG] = &qhs_snoc_cfg, + [SLAVE_SPDM_WRAPPER] = &qhs_spdm, + [SLAVE_SPSS_CFG] = &qhs_spss_cfg, + [SLAVE_TCSR] = &qhs_tcsr, + [SLAVE_TLMM_NORTH] = &qhs_tlmm_north, + [SLAVE_TLMM_SOUTH] = &qhs_tlmm_south, + [SLAVE_TSIF] = &qhs_tsif, + [SLAVE_UFS_CARD_CFG] = &qhs_ufs_card_cfg, + [SLAVE_UFS_MEM_CFG] = &qhs_ufs_mem_cfg, + [SLAVE_USB3_0] = &qhs_usb3_0, + [SLAVE_USB3_1] = &qhs_usb3_1, + [SLAVE_VENUS_CFG] = &qhs_venus_cfg, + [SLAVE_VSENSE_CTRL_CFG] = &qhs_vsense_ctrl_cfg, + [SLAVE_MNOC_SF_MEM_NOC] = &qns2_mem_noc, + [SLAVE_A1NOC_SNOC] = &qns_a1noc_snoc, + [SLAVE_A2NOC_SNOC] = &qns_a2noc_snoc, + [SLAVE_MEM_NOC_GNOC] = &qns_apps_io, + [SLAVE_CAMNOC_UNCOMP] = &qns_camnoc_uncomp, + [SLAVE_SNOC_CNOC] = &qns_cnoc, + [SLAVE_CNOC_A2NOC] = &qns_cnoc_a2noc, + [SLAVE_GNOC_SNOC] = &qns_gladiator_sodv, + [SLAVE_GNOC_MEM_NOC] = &qns_gnoc_memnoc, + [SLAVE_LLCC] = &qns_llcc, + [SLAVE_MNOC_HF_MEM_NOC] = &qns_mem_noc_hf, + [SLAVE_SNOC_MEM_NOC_GC] = &qns_memnoc_gc, + [SLAVE_SNOC_MEM_NOC_SF] = &qns_memnoc_sf, + [SLAVE_MEM_NOC_SNOC] = &qns_memnoc_snoc, + [SLAVE_ANOC_PCIE_A1NOC_SNOC] = &qns_pcie_a1noc_snoc, + [SLAVE_ANOC_PCIE_SNOC] = &qns_pcie_snoc, + [SLAVE_IMEM] = &qxs_imem, + [SLAVE_PCIE_0] = &qxs_pcie, + [SLAVE_PCIE_1] = &qxs_pcie_gen3, + [SLAVE_PIMEM] = &qxs_pimem, + [SLAVE_SERVICE_A1NOC] = &srvc_aggre1_noc, + [SLAVE_SERVICE_A2NOC] = &srvc_aggre2_noc, + [SLAVE_SERVICE_CNOC] = &srvc_cnoc, + [SLAVE_SERVICE_GNOC] = &srvc_gnoc, + [SLAVE_SERVICE_MEM_NOC] = &srvc_memnoc, + [SLAVE_SERVICE_MNOC] = &srvc_mnoc, + [SLAVE_SERVICE_SNOC] = &srvc_snoc, + [SLAVE_QDSS_STM] = &xs_qdss_stm, + [SLAVE_TCU] = &xs_sys_tcu_cfg, +}; + +static struct qcom_icc_bcm *rsc_hlos_bcms[] = { + &bcm_acv, + &bcm_mc0, + &bcm_sh0, + &bcm_mm0, + &bcm_sh1, + &bcm_mm1, + &bcm_sh2, + &bcm_mm2, + &bcm_sh3, + &bcm_mm3, + &bcm_sh5, + &bcm_sn0, + &bcm_ce0, + &bcm_cn0, + &bcm_qup0, + &bcm_sn1, + &bcm_sn2, + &bcm_sn3, + &bcm_sn4, + &bcm_sn5, + &bcm_sn6, + &bcm_sn7, + &bcm_sn8, + &bcm_sn9, + &bcm_sn11, + &bcm_sn12, + &bcm_sn14, + &bcm_sn15, +}; + +static struct qcom_icc_desc sdm845_rsc_hlos = { + .nodes = rsc_hlos_nodes, + .num_nodes = ARRAY_SIZE(rsc_hlos_nodes), + .bcms = rsc_hlos_bcms, + .num_bcms = ARRAY_SIZE(rsc_hlos_bcms), +}; + +static int qcom_icc_bcm_init(struct qcom_icc_bcm *bcm, struct device *dev) +{ + struct qcom_icc_node *qn; + const struct bcm_db *data; + size_t data_count; + int i; + + bcm->addr = cmd_db_read_addr(bcm->name); + if (!bcm->addr) { + dev_err(dev, "%s could not find RPMh address\n", + bcm->name); + return -EINVAL; + } + + data = cmd_db_read_aux_data(bcm->name, &data_count); + if (IS_ERR(data)) { + dev_err(dev, "%s command db read error (%ld)\n", + bcm->name, PTR_ERR(data)); + return PTR_ERR(data); + } + if (!data_count) { + dev_err(dev, "%s command db missing or partial aux data\n", + bcm->name); + return -EINVAL; + } + + bcm->aux_data.unit = le32_to_cpu(data->unit); + bcm->aux_data.width = le16_to_cpu(data->width); + bcm->aux_data.vcd = data->vcd; + bcm->aux_data.reserved = data->reserved; + + /* + * Link Qnodes to their respective BCMs + */ + for (i = 0; i < bcm->num_nodes; i++) { + qn = bcm->nodes[i]; + qn->bcms[qn->num_bcms] = bcm; + qn->num_bcms++; + } + + return 0; +} + +inline void tcs_cmd_gen(struct tcs_cmd *cmd, u64 vote_x, u64 vote_y, + u32 addr, bool commit) +{ + bool valid = true; + + if (!cmd) + return; + + if (vote_x == 0 && vote_y == 0) + valid = false; + + if (vote_x > BCM_TCS_CMD_VOTE_MASK) + vote_x = BCM_TCS_CMD_VOTE_MASK; + + if (vote_y > BCM_TCS_CMD_VOTE_MASK) + vote_y = BCM_TCS_CMD_VOTE_MASK; + + cmd->addr = addr; + cmd->data = BCM_TCS_CMD(commit, valid, vote_x, vote_y); + + /* + * Set the wait for completion flag on command that need to be completed + * before the next command. + */ + if (commit) + cmd->wait = true; +} + +static void tcs_list_gen(struct list_head *bcm_list, + struct tcs_cmd tcs_list[SDM845_MAX_VCD], + int n[SDM845_MAX_VCD]) +{ + struct qcom_icc_bcm *bcm; + bool commit; + size_t idx = 0, batch = 0, cur_vcd_size = 0; + + memset(n, 0, sizeof(int) * SDM845_MAX_VCD); + + list_for_each_entry(bcm, bcm_list, list) { + commit = false; + cur_vcd_size++; + if ((list_is_last(&bcm->list, bcm_list)) || + bcm->aux_data.vcd != list_next_entry(bcm, list)->aux_data.vcd) { + commit = true; + cur_vcd_size = 0; + } + tcs_cmd_gen(&tcs_list[idx], bcm->vote_x, bcm->vote_y, + bcm->addr, commit); + idx++; + n[batch]++; + /* + * Batch the BCMs in such a way that we do not split them in + * multiple payloads when they are under the same VCD. This is + * to ensure that every BCM is committed since we only set the + * commit bit on the last BCM request of every VCD. + */ + if (n[batch] >= MAX_RPMH_PAYLOAD) { + if (!commit) { + n[batch] -= cur_vcd_size; + n[batch + 1] = cur_vcd_size; + } + batch++; + } + } +} + +static void bcm_aggregate(struct qcom_icc_bcm *bcm) +{ + size_t i; + u64 agg_avg = 0; + u64 agg_peak = 0; + u64 temp; + + for (i = 0; i < bcm->num_nodes; i++) { + temp = bcm->nodes[i]->sum_avg * bcm->aux_data.width; + do_div(temp, bcm->nodes[i]->buswidth * bcm->nodes[i]->channels); + agg_avg = max(agg_avg, temp); + + temp = bcm->nodes[i]->max_peak * bcm->aux_data.width; + do_div(temp, bcm->nodes[i]->buswidth); + agg_peak = max(agg_peak, temp); + } + + temp = agg_avg * 1000ULL; + do_div(temp, bcm->aux_data.unit); + bcm->vote_x = temp; + + temp = agg_peak * 1000ULL; + do_div(temp, bcm->aux_data.unit); + bcm->vote_y = temp; + + if (bcm->keepalive && bcm->vote_x == 0 && bcm->vote_y == 0) { + bcm->vote_x = 1; + bcm->vote_y = 1; + } + + bcm->dirty = false; +} + +static int qcom_icc_aggregate(struct icc_node *node, u32 avg_bw, + u32 peak_bw, u32 *agg_avg, u32 *agg_peak) +{ + size_t i; + struct qcom_icc_node *qn; + + qn = node->data; + + *agg_avg += avg_bw; + *agg_peak = max_t(u32, *agg_peak, peak_bw); + + qn->sum_avg = *agg_avg; + qn->max_peak = *agg_peak; + + for (i = 0; i < qn->num_bcms; i++) + qn->bcms[i]->dirty = true; + + return 0; +} + +static int qcom_icc_set(struct icc_node *src, struct icc_node *dst) +{ + struct qcom_icc_provider *qp; + struct icc_node *node; + struct tcs_cmd cmds[SDM845_MAX_BCMS]; + struct list_head commit_list; + int commit_idx[SDM845_MAX_VCD]; + int ret = 0, i; + + if (!src) + node = dst; + else + node = src; + + qp = to_qcom_provider(node->provider); + + INIT_LIST_HEAD(&commit_list); + + for (i = 0; i < qp->num_bcms; i++) { + if (qp->bcms[i]->dirty) { + bcm_aggregate(qp->bcms[i]); + list_add_tail(&qp->bcms[i]->list, &commit_list); + } + } + + /* + * Construct the command list based on a pre ordered list of BCMs + * based on VCD. + */ + tcs_list_gen(&commit_list, cmds, commit_idx); + + if (!commit_idx[0]) + return ret; + + ret = rpmh_invalidate(qp->dev); + if (ret) { + pr_err("Error invalidating RPMH client (%d)\n", ret); + return ret; + } + + ret = rpmh_write_batch(qp->dev, RPMH_ACTIVE_ONLY_STATE, + cmds, commit_idx); + if (ret) { + pr_err("Error sending AMC RPMH requests (%d)\n", ret); + return ret; + } + + return ret; +} + +static int cmp_vcd(const void *_l, const void *_r) +{ + const struct qcom_icc_bcm **l = (const struct qcom_icc_bcm **)_l; + const struct qcom_icc_bcm **r = (const struct qcom_icc_bcm **)_r; + + if (l[0]->aux_data.vcd < r[0]->aux_data.vcd) + return -1; + else if (l[0]->aux_data.vcd == r[0]->aux_data.vcd) + return 0; + else + return 1; +} + +static int qnoc_probe(struct platform_device *pdev) +{ + const struct qcom_icc_desc *desc; + struct icc_onecell_data *data; + struct icc_provider *provider; + struct qcom_icc_node **qnodes; + struct qcom_icc_provider *qp; + struct icc_node *node; + size_t num_nodes, i; + int ret; + + desc = of_device_get_match_data(&pdev->dev); + if (!desc) + return -EINVAL; + + qnodes = desc->nodes; + num_nodes = desc->num_nodes; + + qp = devm_kzalloc(&pdev->dev, sizeof(*qp), GFP_KERNEL); + if (!qp) + return -ENOMEM; + + data = devm_kcalloc(&pdev->dev, num_nodes, sizeof(*node), GFP_KERNEL); + if (!data) + return -ENOMEM; + + provider = &qp->provider; + provider->dev = &pdev->dev; + provider->set = qcom_icc_set; + provider->aggregate = qcom_icc_aggregate; + provider->xlate = of_icc_xlate_onecell; + INIT_LIST_HEAD(&provider->nodes); + provider->data = data; + + qp->dev = &pdev->dev; + qp->bcms = desc->bcms; + qp->num_bcms = desc->num_bcms; + + ret = icc_provider_add(provider); + if (ret) { + dev_err(&pdev->dev, "error adding interconnect provider\n"); + 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); + + dev_dbg(&pdev->dev, "registered node %p %s %d\n", node, + qnodes[i]->name, node->id); + + /* populate links */ + 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; + + for (i = 0; i < qp->num_bcms; i++) + qcom_icc_bcm_init(qp->bcms[i], &pdev->dev); + + /* + * Pre sort the BCMs based on VCD for ease of generating a command list + * that groups the BCMs with the same VCD together. VCDs are numbered + * with lowest being the most expensive time wise, ensuring that + * those commands are being sent the earliest in the queue. + */ + sort(qp->bcms, qp->num_bcms, sizeof(*qp->bcms), cmp_vcd, NULL); + + platform_set_drvdata(pdev, qp); + + dev_dbg(&pdev->dev, "Registered SDM845 ICC\n"); + + return ret; +err: + list_for_each_entry(node, &provider->nodes, node_list) { + icc_node_del(node); + icc_node_destroy(node->id); + } + + icc_provider_del(provider); + return ret; +} + +static int qnoc_remove(struct platform_device *pdev) +{ + struct qcom_icc_provider *qp = platform_get_drvdata(pdev); + struct icc_provider *provider = &qp->provider; + struct icc_node *n; + + list_for_each_entry(n, &provider->nodes, node_list) { + icc_node_del(n); + icc_node_destroy(n->id); + } + + return icc_provider_del(provider); +} + +static const struct of_device_id qnoc_of_match[] = { + { .compatible = "qcom,sdm845-rsc-hlos", .data = &sdm845_rsc_hlos }, + { }, +}; +MODULE_DEVICE_TABLE(of, qnoc_of_match); + +static struct platform_driver qnoc_driver = { + .probe = qnoc_probe, + .remove = qnoc_remove, + .driver = { + .name = "qnoc-sdm845", + .of_match_table = qnoc_of_match, + }, +}; +module_platform_driver(qnoc_driver); + +MODULE_AUTHOR("David Dai <daidavid1@codeaurora.org>"); +MODULE_DESCRIPTION("Qualcomm sdm845 NoC driver"); +MODULE_LICENSE("GPL v2"); |