Lines Matching full:fman
47 #include "fman.h"
293 /* Defines used for enabling/disabling FMan interrupts */
348 u32 fmfp_fcev[4]; /* FPM FMan-Controller Event 1-4 0x20-0x2f */
350 u32 fmfp_cee[4]; /* PM FMan-Controller Event 1-4 0x40-0x4f */
491 /* Structure that holds current FMan state.
535 /* Structure that holds FMan initial configuration */
574 static irqreturn_t fman_exceptions(struct fman *fman, in fman_exceptions() argument
577 dev_dbg(fman->dev, "%s: FMan[%d] exception %d\n", in fman_exceptions()
578 __func__, fman->state->fm_id, exception); in fman_exceptions()
583 static irqreturn_t fman_bus_error(struct fman *fman, u8 __maybe_unused port_id, in fman_bus_error() argument
588 dev_dbg(fman->dev, "%s: FMan[%d] bus error: port_id[%d]\n", in fman_bus_error()
589 __func__, fman->state->fm_id, port_id); in fman_bus_error()
594 static inline irqreturn_t call_mac_isr(struct fman *fman, u8 id) in call_mac_isr() argument
596 if (fman->intr_mng[id].isr_cb) { in call_mac_isr()
597 fman->intr_mng[id].isr_cb(fman->intr_mng[id].src_handle); in call_mac_isr()
637 static void set_port_liodn(struct fman *fman, u8 port_id, in set_port_liodn() argument
642 iowrite32be(liodn_ofst, &fman->bmi_regs->fmbm_spliodn[port_id - 1]); in set_port_liodn()
646 tmp = ioread32be(&fman->dma_regs->fmdmplr[port_id / 2]); in set_port_liodn()
654 iowrite32be(tmp, &fman->dma_regs->fmdmplr[port_id / 2]); in set_port_liodn()
706 static int dma_init(struct fman *fman) in dma_init() argument
708 struct fman_dma_regs __iomem *dma_rg = fman->dma_regs; in dma_init()
709 struct fman_cfg *cfg = fman->cfg; in dma_init()
770 fman->cam_size = in dma_init()
771 (u32)(fman->cfg->dma_cam_num_of_entries * DMA_CAM_SIZEOF_ENTRY); in dma_init()
772 fman->cam_offset = fman_muram_alloc(fman->muram, fman->cam_size); in dma_init()
773 if (IS_ERR_VALUE(fman->cam_offset)) { in dma_init()
774 dev_err(fman->dev, "%s: MURAM alloc for DMA CAM failed\n", in dma_init()
779 if (fman->state->rev_info.major == 2) { in dma_init()
782 fman_muram_free_mem(fman->muram, fman->cam_offset, in dma_init()
783 fman->cam_size); in dma_init()
785 fman->cam_size = fman->cfg->dma_cam_num_of_entries * 72 + 128; in dma_init()
786 fman->cam_offset = fman_muram_alloc(fman->muram, in dma_init()
787 fman->cam_size); in dma_init()
788 if (IS_ERR_VALUE(fman->cam_offset)) { in dma_init()
789 dev_err(fman->dev, "%s: MURAM alloc for DMA CAM failed\n", in dma_init()
794 if (fman->cfg->dma_cam_num_of_entries % 8 || in dma_init()
795 fman->cfg->dma_cam_num_of_entries > 32) { in dma_init()
796 dev_err(fman->dev, "%s: wrong dma_cam_num_of_entries\n", in dma_init()
802 fman_muram_offset_to_vbase(fman->muram, in dma_init()
803 fman->cam_offset); in dma_init()
805 (32 - fman->cfg->dma_cam_num_of_entries)) - 1), in dma_init()
809 fman->cfg->cam_base_addr = fman->cam_offset; in dma_init()
851 /* FMan is not halted upon external halt activation */ in fpm_init()
954 static int enable(struct fman *fman, struct fman_cfg *cfg) in enable() argument
968 iowrite32be(BMI_INIT_START, &fman->bmi_regs->fmbm_init); in enable()
970 &fman->qmi_regs->fmqm_gc); in enable()
975 static int set_exception(struct fman *fman, in set_exception() argument
982 tmp = ioread32be(&fman->dma_regs->fmdmmr); in set_exception()
988 iowrite32be(tmp, &fman->dma_regs->fmdmmr); in set_exception()
993 tmp = ioread32be(&fman->dma_regs->fmdmmr); in set_exception()
998 iowrite32be(tmp, &fman->dma_regs->fmdmmr); in set_exception()
1001 tmp = ioread32be(&fman->fpm_regs->fmfp_ee); in set_exception()
1006 iowrite32be(tmp, &fman->fpm_regs->fmfp_ee); in set_exception()
1009 tmp = ioread32be(&fman->fpm_regs->fmfp_ee); in set_exception()
1014 iowrite32be(tmp, &fman->fpm_regs->fmfp_ee); in set_exception()
1017 tmp = ioread32be(&fman->fpm_regs->fmfp_ee); in set_exception()
1022 iowrite32be(tmp, &fman->fpm_regs->fmfp_ee); in set_exception()
1025 tmp = ioread32be(&fman->qmi_regs->fmqm_ien); in set_exception()
1030 iowrite32be(tmp, &fman->qmi_regs->fmqm_ien); in set_exception()
1033 tmp = ioread32be(&fman->qmi_regs->fmqm_eien); in set_exception()
1038 iowrite32be(tmp, &fman->qmi_regs->fmqm_eien); in set_exception()
1041 tmp = ioread32be(&fman->qmi_regs->fmqm_eien); in set_exception()
1046 iowrite32be(tmp, &fman->qmi_regs->fmqm_eien); in set_exception()
1049 tmp = ioread32be(&fman->bmi_regs->fmbm_ier); in set_exception()
1054 iowrite32be(tmp, &fman->bmi_regs->fmbm_ier); in set_exception()
1057 tmp = ioread32be(&fman->bmi_regs->fmbm_ier); in set_exception()
1062 iowrite32be(tmp, &fman->bmi_regs->fmbm_ier); in set_exception()
1065 tmp = ioread32be(&fman->bmi_regs->fmbm_ier); in set_exception()
1070 iowrite32be(tmp, &fman->bmi_regs->fmbm_ier); in set_exception()
1073 tmp = ioread32be(&fman->bmi_regs->fmbm_ier); in set_exception()
1078 iowrite32be(tmp, &fman->bmi_regs->fmbm_ier); in set_exception()
1081 tmp = ioread32be(&fman->fpm_regs->fm_rie); in set_exception()
1084 enable_rams_ecc(fman->fpm_regs); in set_exception()
1091 disable_rams_ecc(fman->fpm_regs); in set_exception()
1094 iowrite32be(tmp, &fman->fpm_regs->fm_rie); in set_exception()
1097 tmp = ioread32be(&fman->fpm_regs->fm_rie); in set_exception()
1100 enable_rams_ecc(fman->fpm_regs); in set_exception()
1107 disable_rams_ecc(fman->fpm_regs); in set_exception()
1110 iowrite32be(tmp, &fman->fpm_regs->fm_rie); in set_exception()
1201 pr_err("Unsupported FMan version\n"); in fill_soc_specific_params()
1210 /* Checks if FMan driver parameters were initialized */ in is_init_done()
1217 static void free_init_resources(struct fman *fman) in free_init_resources() argument
1219 if (fman->cam_offset) in free_init_resources()
1220 fman_muram_free_mem(fman->muram, fman->cam_offset, in free_init_resources()
1221 fman->cam_size); in free_init_resources()
1222 if (fman->fifo_offset) in free_init_resources()
1223 fman_muram_free_mem(fman->muram, fman->fifo_offset, in free_init_resources()
1224 fman->fifo_size); in free_init_resources()
1227 static irqreturn_t bmi_err_event(struct fman *fman) in bmi_err_event() argument
1230 struct fman_bmi_regs __iomem *bmi_rg = fman->bmi_regs; in bmi_err_event()
1244 ret = fman->exception_cb(fman, FMAN_EX_BMI_STORAGE_PROFILE_ECC); in bmi_err_event()
1246 ret = fman->exception_cb(fman, FMAN_EX_BMI_LIST_RAM_ECC); in bmi_err_event()
1248 ret = fman->exception_cb(fman, FMAN_EX_BMI_STATISTICS_RAM_ECC); in bmi_err_event()
1250 ret = fman->exception_cb(fman, FMAN_EX_BMI_DISPATCH_RAM_ECC); in bmi_err_event()
1255 static irqreturn_t qmi_err_event(struct fman *fman) in qmi_err_event() argument
1258 struct fman_qmi_regs __iomem *qmi_rg = fman->qmi_regs; in qmi_err_event()
1273 ret = fman->exception_cb(fman, FMAN_EX_QMI_DOUBLE_ECC); in qmi_err_event()
1275 ret = fman->exception_cb(fman, in qmi_err_event()
1281 static irqreturn_t dma_err_event(struct fman *fman) in dma_err_event() argument
1286 struct fman_dma_regs __iomem *dma_rg = fman->dma_regs; in dma_err_event()
1316 hw_port_id_to_sw_port_id(fman->state->rev_info.major, port_id); in dma_err_event()
1320 ret = fman->bus_error_cb(fman, relative_port_id, addr, tnum, in dma_err_event()
1324 ret = fman->exception_cb(fman, FMAN_EX_DMA_SINGLE_PORT_ECC); in dma_err_event()
1326 ret = fman->exception_cb(fman, FMAN_EX_DMA_READ_ECC); in dma_err_event()
1328 ret = fman->exception_cb(fman, FMAN_EX_DMA_SYSTEM_WRITE_ECC); in dma_err_event()
1330 ret = fman->exception_cb(fman, FMAN_EX_DMA_FM_WRITE_ECC); in dma_err_event()
1335 static irqreturn_t fpm_err_event(struct fman *fman) in fpm_err_event() argument
1338 struct fman_fpm_regs __iomem *fpm_rg = fman->fpm_regs; in fpm_err_event()
1347 ret = fman->exception_cb(fman, FMAN_EX_FPM_DOUBLE_ECC); in fpm_err_event()
1349 ret = fman->exception_cb(fman, FMAN_EX_FPM_STALL_ON_TASKS); in fpm_err_event()
1352 ret = fman->exception_cb(fman, FMAN_EX_FPM_SINGLE_ECC); in fpm_err_event()
1357 static irqreturn_t muram_err_intr(struct fman *fman) in muram_err_intr() argument
1360 struct fman_fpm_regs __iomem *fpm_rg = fman->fpm_regs; in muram_err_intr()
1370 ret = fman->exception_cb(fman, FMAN_EX_MURAM_ECC); in muram_err_intr()
1375 static irqreturn_t qmi_event(struct fman *fman) in qmi_event() argument
1378 struct fman_qmi_regs __iomem *qmi_rg = fman->qmi_regs; in qmi_event()
1392 ret = fman->exception_cb(fman, FMAN_EX_QMI_SINGLE_ECC); in qmi_event()
1397 static void enable_time_stamp(struct fman *fman) in enable_time_stamp() argument
1399 struct fman_fpm_regs __iomem *fpm_rg = fman->fpm_regs; in enable_time_stamp()
1400 u16 fm_clk_freq = fman->state->fm_clk_freq; in enable_time_stamp()
1403 ts_freq = (u32)(1 << fman->state->count1_micro_bit); in enable_time_stamp()
1428 fman->state->enabled_time_stamp = true; in enable_time_stamp()
1431 static int clear_iram(struct fman *fman) in clear_iram() argument
1436 iram = fman->base_addr + IMEM_OFFSET; in clear_iram()
1447 for (i = 0; i < (fman->state->fm_iram_size / 4); i++) in clear_iram()
1450 iowrite32be(fman->state->fm_iram_size - 4, &iram->iadd); in clear_iram()
1551 static int set_size_of_fifo(struct fman *fman, u8 port_id, u32 *size_of_fifo, in set_size_of_fifo() argument
1554 struct fman_bmi_regs __iomem *bmi_rg = fman->bmi_regs; in set_size_of_fifo()
1563 if (extra_fifo && !fman->state->extra_fifo_pool_size) in set_size_of_fifo()
1564 fman->state->extra_fifo_pool_size = in set_size_of_fifo()
1565 fman->state->num_of_rx_ports * FMAN_BMI_FIFO_UNITS; in set_size_of_fifo()
1567 fman->state->extra_fifo_pool_size = in set_size_of_fifo()
1568 max(fman->state->extra_fifo_pool_size, extra_fifo); in set_size_of_fifo()
1571 if ((fman->state->accumulated_fifo_size + fifo) > in set_size_of_fifo()
1572 (fman->state->total_fifo_size - in set_size_of_fifo()
1573 fman->state->extra_fifo_pool_size)) { in set_size_of_fifo()
1574 dev_err(fman->dev, "%s: Requested fifo size and extra size exceed total FIFO size.\n", in set_size_of_fifo()
1586 fman->state->accumulated_fifo_size += fifo; in set_size_of_fifo()
1591 static int set_num_of_tasks(struct fman *fman, u8 port_id, u8 *num_of_tasks, in set_num_of_tasks() argument
1594 struct fman_bmi_regs __iomem *bmi_rg = fman->bmi_regs; in set_num_of_tasks()
1600 fman->state->extra_tasks_pool_size = in set_num_of_tasks()
1601 max(fman->state->extra_tasks_pool_size, extra_tasks); in set_num_of_tasks()
1604 if ((fman->state->accumulated_num_of_tasks + tasks) > in set_num_of_tasks()
1605 (fman->state->total_num_of_tasks - in set_num_of_tasks()
1606 fman->state->extra_tasks_pool_size)) { in set_num_of_tasks()
1607 …dev_err(fman->dev, "%s: Requested num_of_tasks and extra tasks pool for fm%d exceed total num_of_t… in set_num_of_tasks()
1608 __func__, fman->state->fm_id); in set_num_of_tasks()
1612 fman->state->accumulated_num_of_tasks += tasks; in set_num_of_tasks()
1624 static int set_num_of_open_dmas(struct fman *fman, u8 port_id, in set_num_of_open_dmas() argument
1628 struct fman_bmi_regs __iomem *bmi_rg = fman->bmi_regs; in set_num_of_open_dmas()
1650 fman->state->extra_open_dmas_pool_size = in set_num_of_open_dmas()
1651 (u8)max(fman->state->extra_open_dmas_pool_size, in set_num_of_open_dmas()
1653 fman->state->accumulated_num_of_open_dmas += current_val; in set_num_of_open_dmas()
1660 fman->state->extra_open_dmas_pool_size = in set_num_of_open_dmas()
1661 (u8)max(fman->state->extra_open_dmas_pool_size, in set_num_of_open_dmas()
1664 if ((fman->state->rev_info.major < 6) && in set_num_of_open_dmas()
1665 (fman->state->accumulated_num_of_open_dmas - current_val + in set_num_of_open_dmas()
1666 open_dmas > fman->state->max_num_of_open_dmas)) { in set_num_of_open_dmas()
1667 dev_err(fman->dev, "%s: Requested num_of_open_dmas for fm%d exceeds total num_of_open_dmas.\n", in set_num_of_open_dmas()
1668 __func__, fman->state->fm_id); in set_num_of_open_dmas()
1670 } else if ((fman->state->rev_info.major >= 6) && in set_num_of_open_dmas()
1671 !((fman->state->rev_info.major == 6) && in set_num_of_open_dmas()
1672 (fman->state->rev_info.minor == 0)) && in set_num_of_open_dmas()
1673 (fman->state->accumulated_num_of_open_dmas - in set_num_of_open_dmas()
1675 fman->state->dma_thresh_max_commq + 1)) { in set_num_of_open_dmas()
1676 dev_err(fman->dev, "%s: Requested num_of_open_dmas for fm%d exceeds DMA Command queue (%d)\n", in set_num_of_open_dmas()
1677 __func__, fman->state->fm_id, in set_num_of_open_dmas()
1678 fman->state->dma_thresh_max_commq + 1); in set_num_of_open_dmas()
1682 WARN_ON(fman->state->accumulated_num_of_open_dmas < current_val); in set_num_of_open_dmas()
1684 fman->state->accumulated_num_of_open_dmas -= current_val; in set_num_of_open_dmas()
1685 fman->state->accumulated_num_of_open_dmas += open_dmas; in set_num_of_open_dmas()
1687 if (fman->state->rev_info.major < 6) in set_num_of_open_dmas()
1689 (u8)(fman->state->accumulated_num_of_open_dmas + in set_num_of_open_dmas()
1690 fman->state->extra_open_dmas_pool_size); in set_num_of_open_dmas()
1711 static int fman_config(struct fman *fman) in fman_config() argument
1716 base_addr = fman->dts_params.base_addr; in fman_config()
1718 fman->state = kzalloc(sizeof(*fman->state), GFP_KERNEL); in fman_config()
1719 if (!fman->state) in fman_config()
1723 fman->cfg = kzalloc(sizeof(*fman->cfg), GFP_KERNEL); in fman_config()
1724 if (!fman->cfg) in fman_config()
1728 fman->muram = in fman_config()
1729 fman_muram_init(fman->dts_params.muram_res.start, in fman_config()
1730 resource_size(&fman->dts_params.muram_res)); in fman_config()
1731 if (!fman->muram) in fman_config()
1735 fman->state->fm_id = fman->dts_params.id; in fman_config()
1736 fman->state->fm_clk_freq = fman->dts_params.clk_freq; in fman_config()
1737 fman->state->qman_channel_base = fman->dts_params.qman_channel_base; in fman_config()
1738 fman->state->num_of_qman_channels = in fman_config()
1739 fman->dts_params.num_of_qman_channels; in fman_config()
1740 fman->state->res = fman->dts_params.res; in fman_config()
1741 fman->exception_cb = fman_exceptions; in fman_config()
1742 fman->bus_error_cb = fman_bus_error; in fman_config()
1743 fman->fpm_regs = base_addr + FPM_OFFSET; in fman_config()
1744 fman->bmi_regs = base_addr + BMI_OFFSET; in fman_config()
1745 fman->qmi_regs = base_addr + QMI_OFFSET; in fman_config()
1746 fman->dma_regs = base_addr + DMA_OFFSET; in fman_config()
1747 fman->hwp_regs = base_addr + HWP_OFFSET; in fman_config()
1748 fman->kg_regs = base_addr + KG_OFFSET; in fman_config()
1749 fman->base_addr = base_addr; in fman_config()
1751 spin_lock_init(&fman->spinlock); in fman_config()
1752 fman_defconfig(fman->cfg); in fman_config()
1754 fman->state->extra_fifo_pool_size = 0; in fman_config()
1755 fman->state->exceptions = (EX_DMA_BUS_ERROR | in fman_config()
1771 /* Read FMan revision for future use*/ in fman_config()
1772 fman_get_revision(fman, &fman->state->rev_info); in fman_config()
1774 err = fill_soc_specific_params(fman->state); in fman_config()
1779 if (fman->state->rev_info.major >= 6) in fman_config()
1780 fman->cfg->dma_aid_mode = FMAN_DMA_AID_OUT_PORT_ID; in fman_config()
1782 fman->cfg->qmi_def_tnums_thresh = fman->state->qmi_def_tnums_thresh; in fman_config()
1784 fman->state->total_num_of_tasks = in fman_config()
1785 (u8)DFLT_TOTAL_NUM_OF_TASKS(fman->state->rev_info.major, in fman_config()
1786 fman->state->rev_info.minor, in fman_config()
1787 fman->state->bmi_max_num_of_tasks); in fman_config()
1789 if (fman->state->rev_info.major < 6) { in fman_config()
1790 fman->cfg->dma_comm_qtsh_clr_emer = in fman_config()
1791 (u8)DFLT_DMA_COMM_Q_LOW(fman->state->rev_info.major, in fman_config()
1792 fman->state->dma_thresh_max_commq); in fman_config()
1794 fman->cfg->dma_comm_qtsh_asrt_emer = in fman_config()
1795 (u8)DFLT_DMA_COMM_Q_HIGH(fman->state->rev_info.major, in fman_config()
1796 fman->state->dma_thresh_max_commq); in fman_config()
1798 fman->cfg->dma_cam_num_of_entries = in fman_config()
1799 DFLT_DMA_CAM_NUM_OF_ENTRIES(fman->state->rev_info.major); in fman_config()
1801 fman->cfg->dma_read_buf_tsh_clr_emer = in fman_config()
1802 DFLT_DMA_READ_INT_BUF_LOW(fman->state->dma_thresh_max_buf); in fman_config()
1804 fman->cfg->dma_read_buf_tsh_asrt_emer = in fman_config()
1805 DFLT_DMA_READ_INT_BUF_HIGH(fman->state->dma_thresh_max_buf); in fman_config()
1807 fman->cfg->dma_write_buf_tsh_clr_emer = in fman_config()
1808 DFLT_DMA_WRITE_INT_BUF_LOW(fman->state->dma_thresh_max_buf); in fman_config()
1810 fman->cfg->dma_write_buf_tsh_asrt_emer = in fman_config()
1811 DFLT_DMA_WRITE_INT_BUF_HIGH(fman->state->dma_thresh_max_buf); in fman_config()
1813 fman->cfg->dma_axi_dbg_num_of_beats = in fman_config()
1820 kfree(fman->cfg); in fman_config()
1822 kfree(fman->state); in fman_config()
1824 kfree(fman); in fman_config()
1828 static int fman_reset(struct fman *fman) in fman_reset() argument
1833 if (fman->state->rev_info.major < 6) { in fman_reset()
1834 iowrite32be(FPM_RSTC_FM_RESET, &fman->fpm_regs->fm_rstc); in fman_reset()
1839 } while (((ioread32be(&fman->fpm_regs->fm_rstc)) & in fman_reset()
1856 dev_err(fman->dev, "%s: Couldn't find guts node\n", in fman_reset()
1863 dev_err(fman->dev, "%s: Couldn't map %pOF regs\n", in fman_reset()
1871 if (fman->dts_params.id == 0) in fman_reset()
1880 /* Perform FMan reset */ in fman_reset()
1881 iowrite32be(FPM_RSTC_FM_RESET, &fman->fpm_regs->fm_rstc); in fman_reset()
1887 } while (((ioread32be(&fman->fpm_regs->fm_rstc)) & in fman_reset()
1912 dev_dbg(fman->dev, "%s: Didn't perform FManV3 reset due to Errata A007273!\n", in fman_reset()
1920 static int fman_init(struct fman *fman) in fman_init() argument
1925 if (is_init_done(fman->cfg)) in fman_init()
1928 fman->state->count1_micro_bit = FM_TIMESTAMP_1_USEC_BIT; in fman_init()
1930 cfg = fman->cfg; in fman_init()
1933 if (fman->state->rev_info.major < 6) in fman_init()
1934 fman->state->exceptions &= ~FMAN_EX_BMI_DISPATCH_RAM_ECC; in fman_init()
1936 if (fman->state->rev_info.major >= 6) in fman_init()
1937 fman->state->exceptions &= ~FMAN_EX_QMI_SINGLE_ECC; in fman_init()
1940 memset_io((void __iomem *)(fman->base_addr + CGP_OFFSET), 0, in fman_init()
1941 fman->state->fm_port_num_of_cg); in fman_init()
1943 /* Save LIODN info before FMan reset in fman_init()
1949 fman->liodn_offset[i] = in fman_init()
1950 ioread32be(&fman->bmi_regs->fmbm_spliodn[i - 1]); in fman_init()
1953 liodn_base = ioread32be(&fman->dma_regs->fmdmplr[i / 2]); in fman_init()
1962 fman->liodn_base[i] = liodn_base; in fman_init()
1965 err = fman_reset(fman); in fman_init()
1969 if (ioread32be(&fman->qmi_regs->fmqm_gs) & QMI_GS_HALT_NOT_BUSY) { in fman_init()
1970 resume(fman->fpm_regs); in fman_init()
1975 } while (((ioread32be(&fman->qmi_regs->fmqm_gs)) & in fman_init()
1978 dev_warn(fman->dev, "%s: QMI is in halt not busy state\n", in fman_init()
1982 if (clear_iram(fman) != 0) in fman_init()
1985 cfg->exceptions = fman->state->exceptions; in fman_init()
1989 err = dma_init(fman); in fman_init()
1991 free_init_resources(fman); in fman_init()
1996 fpm_init(fman->fpm_regs, fman->cfg); in fman_init()
2000 fman->fifo_offset = fman_muram_alloc(fman->muram, in fman_init()
2001 fman->state->total_fifo_size); in fman_init()
2002 if (IS_ERR_VALUE(fman->fifo_offset)) { in fman_init()
2003 free_init_resources(fman); in fman_init()
2004 dev_err(fman->dev, "%s: MURAM alloc for BMI FIFO failed\n", in fman_init()
2009 cfg->fifo_base_addr = fman->fifo_offset; in fman_init()
2010 cfg->total_fifo_size = fman->state->total_fifo_size; in fman_init()
2011 cfg->total_num_of_tasks = fman->state->total_num_of_tasks; in fman_init()
2012 cfg->clk_freq = fman->state->fm_clk_freq; in fman_init()
2015 bmi_init(fman->bmi_regs, fman->cfg); in fman_init()
2018 qmi_init(fman->qmi_regs, fman->cfg); in fman_init()
2021 hwp_init(fman->hwp_regs); in fman_init()
2024 fman->keygen = keygen_init(fman->kg_regs); in fman_init()
2025 if (!fman->keygen) in fman_init()
2028 err = enable(fman, cfg); in fman_init()
2032 enable_time_stamp(fman); in fman_init()
2034 kfree(fman->cfg); in fman_init()
2035 fman->cfg = NULL; in fman_init()
2040 static int fman_set_exception(struct fman *fman, in fman_set_exception() argument
2045 if (!is_init_done(fman->cfg)) in fman_set_exception()
2051 fman->state->exceptions |= bit_mask; in fman_set_exception()
2053 fman->state->exceptions &= ~bit_mask; in fman_set_exception()
2055 dev_err(fman->dev, "%s: Undefined exception (%d)\n", in fman_set_exception()
2060 return set_exception(fman, exception, enable); in fman_set_exception()
2065 * @fman: A Pointer to FMan device
2072 * Used to register an event handler to be processed by FMan
2076 void fman_register_intr(struct fman *fman, enum fman_event_modules module, in fman_register_intr() argument
2086 fman->intr_mng[event].isr_cb = isr_cb; in fman_register_intr()
2087 fman->intr_mng[event].src_handle = src_arg; in fman_register_intr()
2093 * @fman: A Pointer to FMan device
2098 * Used to unregister an event handler to be processed by FMan
2102 void fman_unregister_intr(struct fman *fman, enum fman_event_modules module, in fman_unregister_intr() argument
2110 fman->intr_mng[event].isr_cb = NULL; in fman_unregister_intr()
2111 fman->intr_mng[event].src_handle = NULL; in fman_unregister_intr()
2117 * @fman: A Pointer to FMan device
2120 * Used by FMan Port to pass parameters to the FMan
2124 int fman_set_port_params(struct fman *fman, in fman_set_port_params() argument
2131 spin_lock_irqsave(&fman->spinlock, flags); in fman_set_port_params()
2133 err = set_num_of_tasks(fman, port_params->port_id, in fman_set_port_params()
2144 fman->state->accumulated_num_of_deq_tnums += in fman_set_port_params()
2146 enq_th = (ioread32be(&fman->qmi_regs->fmqm_gc) & in fman_set_port_params()
2151 if (enq_th >= (fman->state->qmi_max_num_of_tnums - in fman_set_port_params()
2152 fman->state->accumulated_num_of_deq_tnums)) { in fman_set_port_params()
2154 fman->state->qmi_max_num_of_tnums - in fman_set_port_params()
2155 fman->state->accumulated_num_of_deq_tnums - 1; in fman_set_port_params()
2157 reg = ioread32be(&fman->qmi_regs->fmqm_gc); in fman_set_port_params()
2160 iowrite32be(reg, &fman->qmi_regs->fmqm_gc); in fman_set_port_params()
2163 deq_th = ioread32be(&fman->qmi_regs->fmqm_gc) & in fman_set_port_params()
2168 * (fman->state->qmi_max_num_of_tnums-1). in fman_set_port_params()
2170 if ((deq_th <= fman->state->accumulated_num_of_deq_tnums) && in fman_set_port_params()
2171 (deq_th < fman->state->qmi_max_num_of_tnums - 1)) { in fman_set_port_params()
2172 deq_th = fman->state->accumulated_num_of_deq_tnums + 1; in fman_set_port_params()
2173 reg = ioread32be(&fman->qmi_regs->fmqm_gc); in fman_set_port_params()
2176 iowrite32be(reg, &fman->qmi_regs->fmqm_gc); in fman_set_port_params()
2180 err = set_size_of_fifo(fman, port_params->port_id, in fman_set_port_params()
2186 err = set_num_of_open_dmas(fman, port_params->port_id, in fman_set_port_params()
2192 set_port_liodn(fman, port_id, fman->liodn_base[port_id], in fman_set_port_params()
2193 fman->liodn_offset[port_id]); in fman_set_port_params()
2195 if (fman->state->rev_info.major < 6) in fman_set_port_params()
2196 set_port_order_restoration(fman->fpm_regs, port_id); in fman_set_port_params()
2198 mac_id = hw_port_id_to_sw_port_id(fman->state->rev_info.major, port_id); in fman_set_port_params()
2200 if (port_params->max_frame_length >= fman->state->mac_mfl[mac_id]) { in fman_set_port_params()
2201 fman->state->port_mfl[mac_id] = port_params->max_frame_length; in fman_set_port_params()
2203 dev_warn(fman->dev, "%s: Port (%d) max_frame_length is smaller than MAC (%d) current MTU\n", in fman_set_port_params()
2209 spin_unlock_irqrestore(&fman->spinlock, flags); in fman_set_port_params()
2214 spin_unlock_irqrestore(&fman->spinlock, flags); in fman_set_port_params()
2221 * @fman: A Pointer to FMan device
2228 int fman_reset_mac(struct fman *fman, u8 mac_id) in fman_reset_mac() argument
2230 struct fman_fpm_regs __iomem *fpm_rg = fman->fpm_regs; in fman_reset_mac()
2233 if (fman->state->rev_info.major >= 6) { in fman_reset_mac()
2234 dev_err(fman->dev, "%s: FMan MAC reset no available for FMan V3!\n", in fman_reset_mac()
2272 dev_warn(fman->dev, "%s: Illegal MAC Id [%d]\n", in fman_reset_mac()
2291 * @fman: A Pointer to FMan device
2295 * Set maximum frame length of specific MAC in FMan driver
2299 int fman_set_mac_max_frame(struct fman *fman, u8 mac_id, u16 mfl) in fman_set_mac_max_frame() argument
2304 if ((!fman->state->port_mfl[mac_id]) || in fman_set_mac_max_frame()
2305 (mfl <= fman->state->port_mfl[mac_id])) { in fman_set_mac_max_frame()
2306 fman->state->mac_mfl[mac_id] = mfl; in fman_set_mac_max_frame()
2308 dev_warn(fman->dev, "%s: MAC max_frame_length is larger than Port max_frame_length\n", in fman_set_mac_max_frame()
2318 * @fman: A Pointer to FMan device
2320 * Get FMan clock frequency
2322 * Return: FMan clock frequency
2324 u16 fman_get_clock_freq(struct fman *fman) in fman_get_clock_freq() argument
2326 return fman->state->fm_clk_freq; in fman_get_clock_freq()
2331 * @fman: A Pointer to FMan device
2333 * Get FMan maximum FIFO size
2335 * Return: FMan Maximum FIFO size
2337 u32 fman_get_bmi_max_fifo_size(struct fman *fman) in fman_get_bmi_max_fifo_size() argument
2339 return fman->state->bmi_max_fifo_size; in fman_get_bmi_max_fifo_size()
2345 * @fman: - Pointer to the FMan module
2354 void fman_get_revision(struct fman *fman, struct fman_rev_info *rev_info) in fman_get_revision() argument
2358 tmp = ioread32be(&fman->fpm_regs->fm_ip_rev_1); in fman_get_revision()
2367 * @fman: A Pointer to FMan device
2374 u32 fman_get_qman_channel_id(struct fman *fman, u32 port_id) in fman_get_qman_channel_id() argument
2378 if (fman->state->rev_info.major >= 6) { in fman_get_qman_channel_id()
2384 for (i = 0; i < fman->state->num_of_qman_channels; i++) { in fman_get_qman_channel_id()
2394 for (i = 0; i < fman->state->num_of_qman_channels; i++) { in fman_get_qman_channel_id()
2400 if (i == fman->state->num_of_qman_channels) in fman_get_qman_channel_id()
2403 return fman->state->qman_channel_base + i; in fman_get_qman_channel_id()
2409 * @fman: A Pointer to FMan device
2411 * Get FMan memory region
2413 * Return: A structure with FMan memory region information
2415 struct resource *fman_get_mem_region(struct fman *fman) in fman_get_mem_region() argument
2417 return fman->state->res; in fman_get_mem_region()
2433 * FMan is instructed to allocate, on the Rx path, this amount of
2511 * @fm_dev: FMan OF device pointer
2513 * Bind to a specific FMan device.
2517 * Return: A pointer to the FMan device
2519 struct fman *fman_bind(struct device *fm_dev) in fman_bind()
2521 return (struct fman *)(dev_get_drvdata(get_device(fm_dev))); in fman_bind()
2535 struct fman *fman = (struct fman *)handle; in fman_err_irq() local
2540 if (!is_init_done(fman->cfg)) in fman_err_irq()
2543 fpm_rg = fman->fpm_regs; in fman_err_irq()
2551 single_ret = bmi_err_event(fman); in fman_err_irq()
2556 single_ret = qmi_err_event(fman); in fman_err_irq()
2561 single_ret = fpm_err_event(fman); in fman_err_irq()
2566 single_ret = dma_err_event(fman); in fman_err_irq()
2571 single_ret = muram_err_intr(fman); in fman_err_irq()
2578 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 0); in fman_err_irq()
2583 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 1); in fman_err_irq()
2588 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 2); in fman_err_irq()
2593 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 3); in fman_err_irq()
2598 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 4); in fman_err_irq()
2603 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 5); in fman_err_irq()
2608 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 6); in fman_err_irq()
2613 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 7); in fman_err_irq()
2618 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 8); in fman_err_irq()
2623 single_ret = call_mac_isr(fman, FMAN_EV_ERR_MAC0 + 9); in fman_err_irq()
2633 struct fman *fman = (struct fman *)handle; in fman_irq() local
2638 if (!is_init_done(fman->cfg)) in fman_irq()
2641 fpm_rg = fman->fpm_regs; in fman_irq()
2649 single_ret = qmi_event(fman); in fman_irq()
2656 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 0); in fman_irq()
2661 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 1); in fman_irq()
2666 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 2); in fman_irq()
2671 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 3); in fman_irq()
2676 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 4); in fman_irq()
2681 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 5); in fman_irq()
2686 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 6); in fman_irq()
2691 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 7); in fman_irq()
2696 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 8); in fman_irq()
2701 single_ret = call_mac_isr(fman, FMAN_EV_MAC0 + 9); in fman_irq()
2711 .compatible = "fsl,fman-muram"},
2716 static struct fman *read_dts_node(struct platform_device *of_dev) in read_dts_node()
2718 struct fman *fman; in read_dts_node() local
2728 fman = kzalloc(sizeof(*fman), GFP_KERNEL); in read_dts_node()
2729 if (!fman) in read_dts_node()
2740 fman->dts_params.id = (u8)val; in read_dts_node()
2745 dev_err(&of_dev->dev, "%s: Can't get FMan IRQ resource\n", in read_dts_node()
2754 dev_err(&of_dev->dev, "%s: Can't get FMan Error IRQ resource\n", in read_dts_node()
2758 fman->dts_params.err_irq = res->start; in read_dts_node()
2763 dev_err(&of_dev->dev, "%s: Can't get FMan memory resource\n", in read_dts_node()
2774 __func__, fman->dts_params.id); in read_dts_node()
2781 __func__, fman->dts_params.id); in read_dts_node()
2785 fman->dts_params.clk_freq = DIV_ROUND_UP(clk_rate, 1000000); in read_dts_node()
2794 fman->dts_params.qman_channel_base = range[0]; in read_dts_node()
2795 fman->dts_params.num_of_qman_channels = range[1]; in read_dts_node()
2806 &fman->dts_params.muram_res); in read_dts_node()
2817 "fman", fman); in read_dts_node()
2824 if (fman->dts_params.err_irq != 0) { in read_dts_node()
2825 err = devm_request_irq(&of_dev->dev, fman->dts_params.err_irq, in read_dts_node()
2827 "fman-err", fman); in read_dts_node()
2830 __func__, fman->dts_params.err_irq, err); in read_dts_node()
2835 fman->dts_params.res = in read_dts_node()
2837 mem_size, "fman"); in read_dts_node()
2838 if (!fman->dts_params.res) { in read_dts_node()
2844 fman->dts_params.base_addr = in read_dts_node()
2846 if (!fman->dts_params.base_addr) { in read_dts_node()
2851 fman->dev = &of_dev->dev; in read_dts_node()
2865 return fman; in read_dts_node()
2870 kfree(fman); in read_dts_node()
2876 struct fman *fman; in fman_probe() local
2882 fman = read_dts_node(of_dev); in fman_probe()
2883 if (!fman) in fman_probe()
2886 err = fman_config(fman); in fman_probe()
2888 dev_err(dev, "%s: FMan config failed\n", __func__); in fman_probe()
2892 if (fman_init(fman) != 0) { in fman_probe()
2893 dev_err(dev, "%s: FMan init failed\n", __func__); in fman_probe()
2897 if (fman->dts_params.err_irq == 0) { in fman_probe()
2898 fman_set_exception(fman, FMAN_EX_DMA_BUS_ERROR, false); in fman_probe()
2899 fman_set_exception(fman, FMAN_EX_DMA_READ_ECC, false); in fman_probe()
2900 fman_set_exception(fman, FMAN_EX_DMA_SYSTEM_WRITE_ECC, false); in fman_probe()
2901 fman_set_exception(fman, FMAN_EX_DMA_FM_WRITE_ECC, false); in fman_probe()
2902 fman_set_exception(fman, FMAN_EX_DMA_SINGLE_PORT_ECC, false); in fman_probe()
2903 fman_set_exception(fman, FMAN_EX_FPM_STALL_ON_TASKS, false); in fman_probe()
2904 fman_set_exception(fman, FMAN_EX_FPM_SINGLE_ECC, false); in fman_probe()
2905 fman_set_exception(fman, FMAN_EX_FPM_DOUBLE_ECC, false); in fman_probe()
2906 fman_set_exception(fman, FMAN_EX_QMI_SINGLE_ECC, false); in fman_probe()
2907 fman_set_exception(fman, FMAN_EX_QMI_DOUBLE_ECC, false); in fman_probe()
2908 fman_set_exception(fman, in fman_probe()
2910 fman_set_exception(fman, FMAN_EX_BMI_LIST_RAM_ECC, false); in fman_probe()
2911 fman_set_exception(fman, FMAN_EX_BMI_STORAGE_PROFILE_ECC, in fman_probe()
2913 fman_set_exception(fman, FMAN_EX_BMI_STATISTICS_RAM_ECC, false); in fman_probe()
2914 fman_set_exception(fman, FMAN_EX_BMI_DISPATCH_RAM_ECC, false); in fman_probe()
2917 dev_set_drvdata(dev, fman); in fman_probe()
2919 dev_dbg(dev, "FMan%d probed\n", fman->dts_params.id); in fman_probe()
2926 .compatible = "fsl,fman"},
2934 .name = "fsl-fman",
2944 pr_debug("FSL DPAA FMan driver\n"); in fman_load()