diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/fman/src/wrapper/lnxwrp_fm.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/fman/src/wrapper/lnxwrp_fm.c | 1308 |
1 files changed, 1308 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/fman/src/wrapper/lnxwrp_fm.c b/drivers/net/ethernet/freescale/fman/src/wrapper/lnxwrp_fm.c new file mode 100644 index 0000000..b20f3a5 --- /dev/null +++ b/drivers/net/ethernet/freescale/fman/src/wrapper/lnxwrp_fm.c @@ -0,0 +1,1308 @@ +/* + * Copyright 2008-2012 Freescale Semiconductor Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Freescale Semiconductor nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/* + @File lnxwrp_fm.c + @Author Shlomi Gridish + @Description FM Linux wrapper functions. +*/ + +#include <linux/version.h> +#include <linux/slab.h> +#if defined(CONFIG_MODVERSIONS) && !defined(MODVERSIONS) +#define MODVERSIONS +#endif +#ifdef MODVERSIONS +#include <config/modversions.h> +#endif /* MODVERSIONS */ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/cdev.h> +#include <linux/device.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/ioport.h> +#include <linux/of_platform.h> +#include <asm/uaccess.h> +#include <asm/errno.h> +#include <asm/qe.h> /* For struct qe_firmware */ +#include <sysdev/fsl_soc.h> +#include <linux/stat.h> /* For file access mask */ +#include <linux/skbuff.h> + +/* NetCommSw Headers --------------- */ +#include "std_ext.h" +#include "error_ext.h" +#include "sprint_ext.h" +#include "debug_ext.h" +#include "sys_io_ext.h" + +#include "fm_ioctls.h" + +#include "lnxwrp_fm.h" +#include "lnxwrp_resources.h" +#include "lnxwrp_sysfs_fm.h" +#include "lnxwrp_sysfs_fm_port.h" + +/* export LLD API to DPAA offload kernel module */ +#if defined(CONFIG_FSL_DPA_OFFLOAD_MODULE) +#include "lnxwrp_exp_sym.h" +#endif + +extern struct device_node *GetFmPortAdvArgsDevTreeNode (struct device_node *fm_node, + e_FmPortType portType, + uint8_t portId); + +#define PROC_PRINT(args...) offset += sprintf(buf+offset,args) + +#define ADD_ADV_CONFIG_NO_RET(_func, _param) \ + do { \ + if (i<max){ \ + p_Entry = &p_Entrys[i]; \ + p_Entry->p_Function = _func; \ + _param \ + i++; \ + } \ + else \ + REPORT_ERROR(MAJOR, E_INVALID_VALUE,\ + ("Number of advanced-configuration entries exceeded"));\ + } while (0) + +/* Bootarg used to override the Kconfig FSL_FM_MAX_FRAME_SIZE value */ +#define FSL_FM_MAX_FRM_BOOTARG "fsl_fm_max_frm" + +/* Bootarg used to override FSL_FM_RX_EXTRA_HEADROOM Kconfig value */ +#define FSL_FM_RX_EXTRA_HEADROOM_BOOTARG "fsl_fm_rx_extra_headroom" + +/* Maximum value for the fsl_fm_rx_extra_headroom bootarg */ +#define FSL_FM_RX_EXTRA_HEADROOM_MAX 384 + +/* + * Max frame size, across all interfaces. + * Configurable from Kconfig or bootargs, to avoid allocating + * oversized (socket) buffers when not using jumbo frames. + * Must be large enough to accomodate the network MTU, but small enough + * to avoid wasting skb memory. + * + * Could be overridden once, at boot-time, via the + * fm_set_max_frm() callback. + */ +int fsl_fm_max_frm = CONFIG_FSL_FM_MAX_FRAME_SIZE; + +/* + * Extra headroom for Rx buffers. + * FMan is instructed to allocate, on the Rx path, this amount of + * space at the beginning of a data buffer, beside the DPA private + * data area and the IC fields. + * Does not impact Tx buffer layout. + * + * Configurable from Kconfig or bootargs. Zero by default, it's needed + * on particular forwarding scenarios that add extra headers to the + * forwarded frame. + */ +int fsl_fm_rx_extra_headroom = CONFIG_FSL_FM_RX_EXTRA_HEADROOM; + +static t_LnxWrpFm lnxWrpFm; + +int fm_get_max_frm() +{ + return fsl_fm_max_frm; +} + +int fm_get_rx_extra_headroom() +{ + return fsl_fm_rx_extra_headroom; +} + +static int __init fm_set_max_frm(char *str) +{ + int ret = 0; + + ret = get_option(&str, &fsl_fm_max_frm); + if (ret != 1) { + /* + * This will only work if CONFIG_EARLY_PRINTK is compiled in, + * and something like "earlyprintk=serial,uart0,115200" is + * specified in the bootargs + */ + printk(KERN_WARNING "No suitable %s=<int> prop in bootargs; " + "will use the default FSL_FM_MAX_FRAME_SIZE (%d) " + "from Kconfig.\n", FSL_FM_MAX_FRM_BOOTARG, + CONFIG_FSL_FM_MAX_FRAME_SIZE); + + fsl_fm_max_frm = CONFIG_FSL_FM_MAX_FRAME_SIZE; + return 1; + } + + /* Don't allow invalid bootargs; fallback to the Kconfig value */ + if (fsl_fm_max_frm < 64 || fsl_fm_max_frm > 9600) { + printk(KERN_WARNING "Invalid %s=%d in bootargs, valid range is " + "64-9600. Falling back to the FSL_FM_MAX_FRAME_SIZE (%d) " + "from Kconfig.\n", + FSL_FM_MAX_FRM_BOOTARG, fsl_fm_max_frm, + CONFIG_FSL_FM_MAX_FRAME_SIZE); + + fsl_fm_max_frm = CONFIG_FSL_FM_MAX_FRAME_SIZE; + return 1; + } + + printk(KERN_INFO "Using fsl_fm_max_frm=%d from bootargs\n", + fsl_fm_max_frm); + return 0; +} +early_param(FSL_FM_MAX_FRM_BOOTARG, fm_set_max_frm); + +static int __init fm_set_rx_extra_headroom(char *str) +{ + int ret; + + ret = get_option(&str, &fsl_fm_rx_extra_headroom); + + if (ret != 1) { + printk(KERN_WARNING "No suitable %s=<int> prop in bootargs; " + "will use the default FSL_FM_RX_EXTRA_HEADROOM (%d) " + "from Kconfig.\n", FSL_FM_RX_EXTRA_HEADROOM_BOOTARG, + CONFIG_FSL_FM_RX_EXTRA_HEADROOM); + fsl_fm_rx_extra_headroom = CONFIG_FSL_FM_RX_EXTRA_HEADROOM; + + return 1; + } + + if (fsl_fm_rx_extra_headroom < 0 || + fsl_fm_rx_extra_headroom > FSL_FM_RX_EXTRA_HEADROOM_MAX) { + printk(KERN_WARNING "Invalid value for %s=<int> prop in " + "bootargs; will use the default " + "FSL_FM_RX_EXTRA_HEADROOM (%d) from Kconfig.\n", + FSL_FM_RX_EXTRA_HEADROOM_BOOTARG, + CONFIG_FSL_FM_RX_EXTRA_HEADROOM); + fsl_fm_rx_extra_headroom = CONFIG_FSL_FM_RX_EXTRA_HEADROOM; + } + + printk(KERN_INFO "Using fsl_fm_rx_extra_headroom=%d from bootargs\n", + fsl_fm_rx_extra_headroom); + + return 0; +} +early_param(FSL_FM_RX_EXTRA_HEADROOM_BOOTARG, fm_set_rx_extra_headroom); + +static irqreturn_t fm_irq(int irq, void *_dev) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev = (t_LnxWrpFmDev *)_dev; + + if (!p_LnxWrpFmDev || !p_LnxWrpFmDev->h_Dev) + return IRQ_NONE; + + FM_EventIsr(p_LnxWrpFmDev->h_Dev); + + return IRQ_HANDLED; +} + +static irqreturn_t fm_err_irq(int irq, void *_dev) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev = (t_LnxWrpFmDev *)_dev; + + if (!p_LnxWrpFmDev || !p_LnxWrpFmDev->h_Dev) + return IRQ_NONE; + + if (FM_ErrorIsr(p_LnxWrpFmDev->h_Dev) == E_OK) + return IRQ_HANDLED; + + return IRQ_NONE; +} + +/* used to protect FMD/LLD from concurrent calls in functions fm_mutex_lock / fm_mutex_unlock */ +static struct mutex lnxwrp_mutex; + +static t_LnxWrpFmDev * CreateFmDev(uint8_t id) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev; + int j; + + p_LnxWrpFmDev = (t_LnxWrpFmDev *)XX_Malloc(sizeof(t_LnxWrpFmDev)); + if (!p_LnxWrpFmDev) + { + REPORT_ERROR(MAJOR, E_NO_MEMORY, NO_MSG); + return NULL; + } + + memset(p_LnxWrpFmDev, 0, sizeof(t_LnxWrpFmDev)); + p_LnxWrpFmDev->fmDevSettings.advConfig = (t_SysObjectAdvConfigEntry*)XX_Malloc(FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry)); + memset(p_LnxWrpFmDev->fmDevSettings.advConfig, 0, (FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry))); + p_LnxWrpFmDev->fmPcdDevSettings.advConfig = (t_SysObjectAdvConfigEntry*)XX_Malloc(FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry)); + memset(p_LnxWrpFmDev->fmPcdDevSettings.advConfig, 0, (FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry))); + p_LnxWrpFmDev->hcPort.settings.advConfig = (t_SysObjectAdvConfigEntry*)XX_Malloc(FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry)); + memset(p_LnxWrpFmDev->hcPort.settings.advConfig, 0, (FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry))); + for (j=0; j<FM_MAX_NUM_OF_RX_PORTS; j++) + { + p_LnxWrpFmDev->rxPorts[j].settings.advConfig = (t_SysObjectAdvConfigEntry*)XX_Malloc(FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry)); + memset(p_LnxWrpFmDev->rxPorts[j].settings.advConfig, 0, (FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry))); + } + for (j=0; j<FM_MAX_NUM_OF_TX_PORTS; j++) + { + p_LnxWrpFmDev->txPorts[j].settings.advConfig = (t_SysObjectAdvConfigEntry*)XX_Malloc(FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry)); + memset(p_LnxWrpFmDev->txPorts[j].settings.advConfig, 0, (FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry))); + } + for (j=0; j<FM_MAX_NUM_OF_OH_PORTS-1; j++) + { + p_LnxWrpFmDev->opPorts[j].settings.advConfig = (t_SysObjectAdvConfigEntry*)XX_Malloc(FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry)); + memset(p_LnxWrpFmDev->opPorts[j].settings.advConfig, 0, (FM_MAX_NUM_OF_ADV_SETTINGS*sizeof(t_SysObjectAdvConfigEntry))); + } + + return p_LnxWrpFmDev; +} + +static void DestroyFmDev(t_LnxWrpFmDev *p_LnxWrpFmDev) +{ + int j; + + for (j=0; j<FM_MAX_NUM_OF_OH_PORTS-1; j++) + if (p_LnxWrpFmDev->opPorts[j].settings.advConfig) + XX_Free(p_LnxWrpFmDev->opPorts[j].settings.advConfig); + for (j=0; j<FM_MAX_NUM_OF_TX_PORTS; j++) + if (p_LnxWrpFmDev->txPorts[j].settings.advConfig) + XX_Free(p_LnxWrpFmDev->txPorts[j].settings.advConfig); + for (j=0; j<FM_MAX_NUM_OF_RX_PORTS; j++) + if (p_LnxWrpFmDev->rxPorts[j].settings.advConfig) + XX_Free(p_LnxWrpFmDev->rxPorts[j].settings.advConfig); + if (p_LnxWrpFmDev->hcPort.settings.advConfig) + XX_Free(p_LnxWrpFmDev->hcPort.settings.advConfig); + if (p_LnxWrpFmDev->fmPcdDevSettings.advConfig) + XX_Free(p_LnxWrpFmDev->fmPcdDevSettings.advConfig); + if (p_LnxWrpFmDev->fmDevSettings.advConfig) + XX_Free(p_LnxWrpFmDev->fmDevSettings.advConfig); + + XX_Free(p_LnxWrpFmDev); +} + +static t_Error FillRestFmInfo(t_LnxWrpFmDev *p_LnxWrpFmDev) +{ +#define FM_BMI_PPIDS_OFFSET 0x00080304 +#define FM_DMA_PLR_OFFSET 0x000c2060 +#define FM_FPM_IP_REV_1_OFFSET 0x000c30c4 +#define DMA_HIGH_LIODN_MASK 0x0FFF0000 +#define DMA_LOW_LIODN_MASK 0x00000FFF +#define DMA_LIODN_SHIFT 16 + +typedef _Packed struct { + uint32_t plr[32]; +} _PackedType t_Plr; + +typedef _Packed struct { + volatile uint32_t fmbm_ppid[63]; +} _PackedType t_Ppids; + + t_Plr *p_Plr; + t_Ppids *p_Ppids; + int i,j; + uint32_t fmRev; + + static const uint8_t phys1GRxPortId[] = {0x8,0x9,0xa,0xb,0xc,0xd,0xe,0xf}; + static const uint8_t phys10GRxPortId[] = {0x10,0x11}; + static const uint8_t physOhPortId[] = {0x1,0x2,0x3,0x4,0x5,0x6,0x7}; + static const uint8_t phys1GTxPortId[] = {0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f}; + static const uint8_t phys10GTxPortId[] = {0x30,0x31}; + + fmRev = (uint32_t)(*((volatile uint32_t *)UINT_TO_PTR(p_LnxWrpFmDev->fmBaseAddr+FM_FPM_IP_REV_1_OFFSET))); + fmRev &= 0xffff; + + p_Plr = (t_Plr *)UINT_TO_PTR(p_LnxWrpFmDev->fmBaseAddr+FM_DMA_PLR_OFFSET); +#ifdef MODULE + for (i=0;i<FM_MAX_NUM_OF_PARTITIONS/2;i++) + p_Plr->plr[i] = 0; +#endif /* MODULE */ + + for (i=0; i<FM_MAX_NUM_OF_PARTITIONS; i++) + { + uint16_t liodnBase = (uint16_t)((i%2) ? + (p_Plr->plr[i/2] & DMA_LOW_LIODN_MASK) : + ((p_Plr->plr[i/2] & DMA_HIGH_LIODN_MASK) >> DMA_LIODN_SHIFT)); +#ifdef FM_PARTITION_ARRAY + /* TODO: this was .liodnPerPartition[i] = liodnBase; is the index meaning the same? */ + p_LnxWrpFmDev->fmDevSettings.param.liodnBasePerPort[i] = liodnBase; +#endif /* FM_PARTITION_ARRAY */ + + if ((i >= phys1GRxPortId[0]) && + (i <= phys1GRxPortId[FM_MAX_NUM_OF_1G_RX_PORTS-1])) + { + for (j=0; j<ARRAY_SIZE(phys1GRxPortId); j++) + if (phys1GRxPortId[j] == i) + break; + ASSERT_COND(j<ARRAY_SIZE(phys1GRxPortId)); + p_LnxWrpFmDev->rxPorts[j].settings.param.liodnBase = liodnBase; + } + else if (FM_MAX_NUM_OF_10G_RX_PORTS && + (i >= phys10GRxPortId[0]) && + (i <= phys10GRxPortId[FM_MAX_NUM_OF_10G_RX_PORTS-1])) + { + for (j=0; j<ARRAY_SIZE(phys10GRxPortId); j++) + if (phys10GRxPortId[j] == i) + break; + ASSERT_COND(j<ARRAY_SIZE(phys10GRxPortId)); + p_LnxWrpFmDev->rxPorts[FM_MAX_NUM_OF_1G_RX_PORTS+j].settings.param.liodnBase = liodnBase; + } + else if ((i >= physOhPortId[0]) && + (i <= physOhPortId[FM_MAX_NUM_OF_OH_PORTS-1])) + { + for (j=0; j<ARRAY_SIZE(physOhPortId); j++) + if (physOhPortId[j] == i) + break; + ASSERT_COND(j<ARRAY_SIZE(physOhPortId)); + if (j == 0) + p_LnxWrpFmDev->hcPort.settings.param.liodnBase = liodnBase; + else + p_LnxWrpFmDev->opPorts[j - 1].settings.param.liodnBase = liodnBase; + } + else if ((i >= phys1GTxPortId[0]) && + (i <= phys1GTxPortId[FM_MAX_NUM_OF_1G_TX_PORTS-1])) + { + for (j=0; j<ARRAY_SIZE(phys1GTxPortId); j++) + if (phys1GTxPortId[j] == i) + break; + ASSERT_COND(j<ARRAY_SIZE(phys1GTxPortId)); + p_LnxWrpFmDev->txPorts[j].settings.param.liodnBase = liodnBase; + } + else if (FM_MAX_NUM_OF_10G_TX_PORTS && + (i >= phys10GTxPortId[0]) && + (i <= phys10GTxPortId[FM_MAX_NUM_OF_10G_TX_PORTS-1])) + { + for (j=0; j<ARRAY_SIZE(phys10GTxPortId); j++) + if (phys10GTxPortId[j] == i) + break; + ASSERT_COND(j<ARRAY_SIZE(phys10GTxPortId)); + p_LnxWrpFmDev->txPorts[FM_MAX_NUM_OF_1G_TX_PORTS+j].settings.param.liodnBase = liodnBase; + } + } + + p_Ppids = (t_Ppids *)UINT_TO_PTR(p_LnxWrpFmDev->fmBaseAddr+FM_BMI_PPIDS_OFFSET); + + for (i=0; i<FM_MAX_NUM_OF_1G_RX_PORTS; i++) + p_LnxWrpFmDev->rxPorts[i].settings.param.specificParams.rxParams.liodnOffset = + p_Ppids->fmbm_ppid[phys1GRxPortId[i]-1]; + + for (i=0; i<FM_MAX_NUM_OF_10G_RX_PORTS; i++) + p_LnxWrpFmDev->rxPorts[FM_MAX_NUM_OF_1G_RX_PORTS+i].settings.param.specificParams.rxParams.liodnOffset = + p_Ppids->fmbm_ppid[phys10GRxPortId[i]-1]; + + return E_OK; +} + +/** + * FindFmanMicrocode - find the Fman microcode + * + * This function returns a pointer to the QE Firmware blob that holds + * the Fman microcode. We use the QE Firmware structure because Fman microcode + * is similar to QE microcode, so there's no point in defining a new layout. + * + * Current versions of U-Boot embed the Fman firmware into the device tree, + * so we check for that first. Each Fman node in the device tree contains a + * node or a pointer to node that holds the firmware. Technically, we should + * be fetching the firmware node for the current Fman, but we don't have that + * information any more, so we assume that there is only one firmware node in + * the device tree, and that all Fmen use the same firmware. + */ +static const struct qe_firmware *FindFmanMicrocode(void) +{ + static const struct qe_firmware *P4080_UCPatch; + struct device_node *np; + + if (P4080_UCPatch) + return P4080_UCPatch; + + /* The firmware should be inside the device tree. */ + np = of_find_compatible_node(NULL, NULL, "fsl,fman-firmware"); + if (np) { + P4080_UCPatch = of_get_property(np, "fsl,firmware", NULL); + of_node_put(np); + if (P4080_UCPatch) + return P4080_UCPatch; + else + REPORT_ERROR(WARNING, E_NOT_FOUND, ("firmware node is incomplete")); + } + + /* Returning NULL here forces the reuse of the IRAM content */ + return NULL; +} + +static t_LnxWrpFmDev * ReadFmDevTreeNode (struct platform_device *of_dev) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev; + struct device_node *fm_node, *dev_node; + struct of_device_id name; + struct resource res; + const uint32_t *uint32_prop; + int _errno=0, lenp; + + fm_node = of_node_get(of_dev->dev.of_node); + + uint32_prop = (uint32_t *)of_get_property(fm_node, "cell-index", &lenp); + if (unlikely(uint32_prop == NULL)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("of_get_property(%s, cell-index) failed", fm_node->full_name)); + return NULL; + } + if (WARN_ON(lenp != sizeof(uint32_t))) + return NULL; + if (*uint32_prop > INTG_MAX_NUM_OF_FM) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("fm id!")); + return NULL; + } + p_LnxWrpFmDev = CreateFmDev(*uint32_prop); + if (!p_LnxWrpFmDev) { + REPORT_ERROR(MAJOR, E_NULL_POINTER, NO_MSG); + return NULL; + } + p_LnxWrpFmDev->dev = &of_dev->dev; + p_LnxWrpFmDev->id = *uint32_prop; + + /* Get the FM interrupt */ + p_LnxWrpFmDev->irq = of_irq_to_resource(fm_node, 0, NULL); + if (unlikely(p_LnxWrpFmDev->irq == /*NO_IRQ*/0)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("of_irq_to_resource() = %d", NO_IRQ)); + return NULL; + } + + /* Get the FM error interrupt */ + p_LnxWrpFmDev->err_irq = of_irq_to_resource(fm_node, 1, NULL); + /* TODO - un-comment it once there will be err_irq in the DTS */ +#if 0 + if (unlikely(p_LnxWrpFmDev->err_irq == /*NO_IRQ*/0)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("of_irq_to_resource() = %d", NO_IRQ)); + return NULL; + } +#endif /* 0 */ + + /* Get the FM address */ + _errno = of_address_to_resource(fm_node, 0, &res); + if (unlikely(_errno < 0)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("of_address_to_resource() = %d", _errno)); + return NULL; + } + + p_LnxWrpFmDev->fmBaseAddr = 0; + p_LnxWrpFmDev->fmPhysBaseAddr = res.start; + p_LnxWrpFmDev->fmMemSize = res.end + 1 - res.start; + + uint32_prop = (uint32_t *)of_get_property(fm_node, "clock-frequency", &lenp); + if (unlikely(uint32_prop == NULL)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("of_get_property(%s, clock-frequency) failed", fm_node->full_name)); + return NULL; + } + if (WARN_ON(lenp != sizeof(uint32_t))) + return NULL; + p_LnxWrpFmDev->fmDevSettings.param.fmClkFreq = (*uint32_prop + 500000)/1000000; /* In MHz, rounded */ + + /* Get the MURAM base address and size */ + memset(&name, 0, sizeof(struct of_device_id)); + if (WARN_ON(strlen("muram") >= sizeof(name.name))) + return NULL; + strcpy(name.name, "muram"); + if (WARN_ON(strlen("fsl,fman-muram") >= sizeof(name.compatible))) + return NULL; + strcpy(name.compatible, "fsl,fman-muram"); + for_each_child_of_node(fm_node, dev_node) { + if (likely(of_match_node(&name, dev_node) != NULL)) { + _errno = of_address_to_resource(dev_node, 0, &res); + if (unlikely(_errno < 0)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("of_address_to_resource() = %d", _errno)); + return NULL; + } + + p_LnxWrpFmDev->fmMuramBaseAddr = 0; + p_LnxWrpFmDev->fmMuramPhysBaseAddr = res.start; + p_LnxWrpFmDev->fmMuramMemSize = res.end + 1 - res.start; + } + } + + /* Get the RTC base address and size */ + memset(&name, 0, sizeof(struct of_device_id)); + if (WARN_ON(strlen("rtc") >= sizeof(name.name))) + return NULL; + strcpy(name.name, "rtc"); + if (WARN_ON(strlen("fsl,fman-rtc") >= sizeof(name.compatible))) + return NULL; + strcpy(name.compatible, "fsl,fman-rtc"); + for_each_child_of_node(fm_node, dev_node) { + if (likely(of_match_node(&name, dev_node) != NULL)) { + _errno = of_address_to_resource(dev_node, 0, &res); + if (unlikely(_errno < 0)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("of_address_to_resource() = %d", _errno)); + return NULL; + } + + p_LnxWrpFmDev->fmRtcBaseAddr = 0; + p_LnxWrpFmDev->fmRtcPhysBaseAddr = res.start; + p_LnxWrpFmDev->fmRtcMemSize = res.end + 1 - res.start; + } + } + +#if (DPAA_VERSION >= 11) + /* Get the VSP base address */ + for_each_child_of_node(fm_node, dev_node) { + if (of_device_is_compatible(dev_node, "fsl,fman-vsps")) { + _errno = of_address_to_resource(dev_node, 0, &res); + if (unlikely(_errno < 0)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("of_address_to_resource() = %d", _errno)); + return NULL; + } + p_LnxWrpFmDev->fmVspBaseAddr = 0; + p_LnxWrpFmDev->fmVspPhysBaseAddr = res.start; + p_LnxWrpFmDev->fmVspMemSize = res.end + 1 - res.start; + } + } +#endif + + /* Get all PCD nodes */ + memset(&name, 0, sizeof(struct of_device_id)); + if (WARN_ON(strlen("parser") >= sizeof(name.name))) + return NULL; + strcpy(name.name, "parser"); + if (WARN_ON(strlen("fsl,fman-parser") >= sizeof(name.compatible))) + return NULL; + strcpy(name.compatible, "fsl,fman-parser"); + for_each_child_of_node(fm_node, dev_node) + if (likely(of_match_node(&name, dev_node) != NULL)) + p_LnxWrpFmDev->prsActive = TRUE; + + memset(&name, 0, sizeof(struct of_device_id)); + if (WARN_ON(strlen("keygen") >= sizeof(name.name))) + return NULL; + strcpy(name.name, "keygen"); + if (WARN_ON(strlen("fsl,fman-keygen") >= sizeof(name.compatible))) + return NULL; + strcpy(name.compatible, "fsl,fman-keygen"); + for_each_child_of_node(fm_node, dev_node) + if (likely(of_match_node(&name, dev_node) != NULL)) + p_LnxWrpFmDev->kgActive = TRUE; + + memset(&name, 0, sizeof(struct of_device_id)); + if (WARN_ON(strlen("cc") >= sizeof(name.name))) + return NULL; + strcpy(name.name, "cc"); + if (WARN_ON(strlen("fsl,fman-cc") >= sizeof(name.compatible))) + return NULL; + strcpy(name.compatible, "fsl,fman-cc"); + for_each_child_of_node(fm_node, dev_node) + if (likely(of_match_node(&name, dev_node) != NULL)) + p_LnxWrpFmDev->ccActive = TRUE; + + memset(&name, 0, sizeof(struct of_device_id)); + if (WARN_ON(strlen("policer") >= sizeof(name.name))) + return NULL; + strcpy(name.name, "policer"); + if (WARN_ON(strlen("fsl,fman-policer") >= sizeof(name.compatible))) + return NULL; + strcpy(name.compatible, "fsl,fman-policer"); + for_each_child_of_node(fm_node, dev_node) + if (likely(of_match_node(&name, dev_node) != NULL)) + p_LnxWrpFmDev->plcrActive = TRUE; + + if (p_LnxWrpFmDev->prsActive || p_LnxWrpFmDev->kgActive || + p_LnxWrpFmDev->ccActive || p_LnxWrpFmDev->plcrActive) + p_LnxWrpFmDev->pcdActive = TRUE; + + if (p_LnxWrpFmDev->pcdActive) + { + const char *str_prop = (char *)of_get_property(fm_node, "fsl,default-pcd", &lenp); + if (str_prop) { + if (strncmp(str_prop, "3-tuple", strlen("3-tuple")) == 0) + p_LnxWrpFmDev->defPcd = e_FM_PCD_3_TUPLE; + } + else + p_LnxWrpFmDev->defPcd = e_NO_PCD; + } + + of_node_put(fm_node); + + p_LnxWrpFmDev->hcCh = + qman_affine_channel(cpumask_first(qman_affine_cpus())); + + p_LnxWrpFmDev->active = TRUE; + + return p_LnxWrpFmDev; +} + +struct device_node *GetFmAdvArgsDevTreeNode (uint8_t fmIndx) +{ + struct device_node *dev_node; + const uint32_t *uint32_prop; + int lenp; + + for_each_compatible_node(dev_node, NULL, "fsl,fman-extended-args") { + uint32_prop = (uint32_t *)of_get_property(dev_node, "cell-index", &lenp); + if (unlikely(uint32_prop == NULL)) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, + ("of_get_property(%s, cell-index) failed", + dev_node->full_name)); + return NULL; + } + if (WARN_ON(lenp != sizeof(uint32_t))) + return NULL; + if (*uint32_prop > INTG_MAX_NUM_OF_FM) { + REPORT_ERROR(MAJOR, E_INVALID_VALUE, ("fm id!")); + return NULL; + } + if (fmIndx == *uint32_prop) + return dev_node; + } + + return NULL; +} + +static t_Error CheckNConfigFmAdvArgs (t_LnxWrpFmDev *p_LnxWrpFmDev) +{ + struct device_node *dev_node; + t_Error err = E_INVALID_VALUE; + /*const uint32_t *uint32_prop;*/ + const char *str_prop; + int lenp; + + dev_node = GetFmAdvArgsDevTreeNode(p_LnxWrpFmDev->id); + if (!dev_node) /* no advance parameters for FMan */ + return E_OK; + + str_prop = (char *)of_get_property(dev_node, "dma-aid-mode", &lenp); + if (str_prop) { + if (strcmp(str_prop, "port") == 0) + err = FM_ConfigDmaAidMode(p_LnxWrpFmDev->h_Dev, e_FM_DMA_AID_OUT_PORT_ID); + else if (strcmp(str_prop, "tnum") == 0) + err = FM_ConfigDmaAidMode(p_LnxWrpFmDev->h_Dev, e_FM_DMA_AID_OUT_TNUM); + } + + if (err != E_OK) + RETURN_ERROR(MINOR, err, NO_MSG); + + of_node_put(dev_node); + + return E_OK; +} + +static void LnxwrpFmDevExceptionsCb(t_Handle h_App, e_FmExceptions exception) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev = (t_LnxWrpFmDev *)h_App; + + ASSERT_COND(p_LnxWrpFmDev); + + DBG(INFO, ("got fm exception %d", exception)); + + /* do nothing */ + UNUSED(exception); +} + +static void LnxwrpFmDevBusErrorCb(t_Handle h_App, + e_FmPortType portType, + uint8_t portId, + uint64_t addr, + uint8_t tnum, + uint16_t liodn) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev = (t_LnxWrpFmDev *)h_App; + + ASSERT_COND(p_LnxWrpFmDev); + + /* do nothing */ + UNUSED(portType);UNUSED(portId);UNUSED(addr);UNUSED(tnum);UNUSED(liodn); +} + +static t_Error ConfigureFmDev(t_LnxWrpFmDev *p_LnxWrpFmDev) +{ + struct resource *dev_res; + int _errno; + + if (!p_LnxWrpFmDev->active) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM not configured!!!")); + +#ifndef MODULE + _errno = can_request_irq(p_LnxWrpFmDev->irq, 0); + if (unlikely(_errno < 0)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("can_request_irq() = %d", _errno)); +#endif + _errno = devm_request_irq(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->irq, fm_irq, 0, "fman", p_LnxWrpFmDev); + if (unlikely(_errno < 0)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("request_irq(%d) = %d", p_LnxWrpFmDev->irq, _errno)); + + if (p_LnxWrpFmDev->err_irq != 0) { +#ifndef MODULE + _errno = can_request_irq(p_LnxWrpFmDev->err_irq, 0); + if (unlikely(_errno < 0)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("can_request_irq() = %d", _errno)); +#endif + _errno = devm_request_irq(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->err_irq, fm_err_irq, IRQF_SHARED, "fman-err", p_LnxWrpFmDev); + if (unlikely(_errno < 0)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("request_irq(%d) = %d", p_LnxWrpFmDev->err_irq, _errno)); + } + + p_LnxWrpFmDev->res = devm_request_mem_region(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->fmPhysBaseAddr, p_LnxWrpFmDev->fmMemSize, "fman"); + if (unlikely(p_LnxWrpFmDev->res == NULL)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("request_mem_region() failed")); + + p_LnxWrpFmDev->fmBaseAddr = PTR_TO_UINT(devm_ioremap(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->fmPhysBaseAddr, p_LnxWrpFmDev->fmMemSize)); + if (unlikely(p_LnxWrpFmDev->fmBaseAddr == 0)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("devm_ioremap() failed")); + + if (SYS_RegisterIoMap((uint64_t)p_LnxWrpFmDev->fmBaseAddr, (uint64_t)p_LnxWrpFmDev->fmPhysBaseAddr, p_LnxWrpFmDev->fmMemSize) != E_OK) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM memory map")); + + dev_res = __devm_request_region(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->res, p_LnxWrpFmDev->fmMuramPhysBaseAddr, p_LnxWrpFmDev->fmMuramMemSize, "fman-muram"); + if (unlikely(dev_res == NULL)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("__devm_request_region() failed")); + + p_LnxWrpFmDev->fmMuramBaseAddr = PTR_TO_UINT(devm_ioremap(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->fmMuramPhysBaseAddr, p_LnxWrpFmDev->fmMuramMemSize)); + if (unlikely(p_LnxWrpFmDev->fmMuramBaseAddr == 0)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("devm_ioremap() failed")); + + if (SYS_RegisterIoMap((uint64_t)p_LnxWrpFmDev->fmMuramBaseAddr, (uint64_t)p_LnxWrpFmDev->fmMuramPhysBaseAddr, p_LnxWrpFmDev->fmMuramMemSize) != E_OK) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM MURAM memory map")); + + if (p_LnxWrpFmDev->fmRtcPhysBaseAddr) + { + dev_res = __devm_request_region(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->res, p_LnxWrpFmDev->fmRtcPhysBaseAddr, p_LnxWrpFmDev->fmRtcMemSize, "fman-rtc"); + if (unlikely(dev_res == NULL)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("__devm_request_region() failed")); + + p_LnxWrpFmDev->fmRtcBaseAddr = PTR_TO_UINT(devm_ioremap(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->fmRtcPhysBaseAddr, p_LnxWrpFmDev->fmRtcMemSize)); + if (unlikely(p_LnxWrpFmDev->fmRtcBaseAddr == 0)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("devm_ioremap() failed")); + + if (SYS_RegisterIoMap((uint64_t)p_LnxWrpFmDev->fmRtcBaseAddr, (uint64_t)p_LnxWrpFmDev->fmRtcPhysBaseAddr, p_LnxWrpFmDev->fmRtcMemSize) != E_OK) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM-RTC memory map")); + } + +#if (DPAA_VERSION >= 11) + if (p_LnxWrpFmDev->fmVspPhysBaseAddr) { + dev_res = __devm_request_region(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->res, p_LnxWrpFmDev->fmVspPhysBaseAddr, p_LnxWrpFmDev->fmVspMemSize, "fman-vsp"); + if (unlikely(dev_res == NULL)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("__devm_request_region() failed")); + + p_LnxWrpFmDev->fmVspBaseAddr = PTR_TO_UINT(devm_ioremap(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->fmVspPhysBaseAddr, p_LnxWrpFmDev->fmVspMemSize)); + if (unlikely(p_LnxWrpFmDev->fmVspBaseAddr == 0)) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("devm_ioremap() failed")); + } +#endif + + p_LnxWrpFmDev->fmDevSettings.param.baseAddr = p_LnxWrpFmDev->fmBaseAddr; + p_LnxWrpFmDev->fmDevSettings.param.fmId = p_LnxWrpFmDev->id; + p_LnxWrpFmDev->fmDevSettings.param.irq = NO_IRQ; + p_LnxWrpFmDev->fmDevSettings.param.errIrq = NO_IRQ; + p_LnxWrpFmDev->fmDevSettings.param.f_Exception = LnxwrpFmDevExceptionsCb; + p_LnxWrpFmDev->fmDevSettings.param.f_BusError = LnxwrpFmDevBusErrorCb; + p_LnxWrpFmDev->fmDevSettings.param.h_App = p_LnxWrpFmDev; + + return FillRestFmInfo(p_LnxWrpFmDev); +} + +static t_Error InitFmDev(t_LnxWrpFmDev *p_LnxWrpFmDev) +{ + const struct qe_firmware *fw; + + if (!p_LnxWrpFmDev->active) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM not configured!!!")); + + if ((p_LnxWrpFmDev->h_MuramDev = FM_MURAM_ConfigAndInit(p_LnxWrpFmDev->fmMuramBaseAddr, p_LnxWrpFmDev->fmMuramMemSize)) == NULL) + RETURN_ERROR(MAJOR, E_INVALID_HANDLE, ("FM-MURAM!")); + + /* Loading the fman-controller code */ + fw = FindFmanMicrocode(); + + if (!fw) { + /* this forces the reuse of the current IRAM content */ + p_LnxWrpFmDev->fmDevSettings.param.firmware.size = 0; + p_LnxWrpFmDev->fmDevSettings.param.firmware.p_Code = NULL; + } else { + p_LnxWrpFmDev->fmDevSettings.param.firmware.p_Code = + (void *) fw + fw->microcode[0].code_offset; + p_LnxWrpFmDev->fmDevSettings.param.firmware.size = + sizeof(u32) * fw->microcode[0].count; + DBG(INFO, ("Loading fman-controller code version %d.%d.%d", + fw->microcode[0].major, + fw->microcode[0].minor, + fw->microcode[0].revision)); + } + + p_LnxWrpFmDev->fmDevSettings.param.h_FmMuram = p_LnxWrpFmDev->h_MuramDev; + +#if (DPAA_VERSION >= 11) + if (p_LnxWrpFmDev->fmVspBaseAddr) { + p_LnxWrpFmDev->fmDevSettings.param.vspBaseAddr = p_LnxWrpFmDev->fmVspBaseAddr; + p_LnxWrpFmDev->fmDevSettings.param.partVSPBase = 0; + p_LnxWrpFmDev->fmDevSettings.param.partNumOfVSPs = FM_VSP_MAX_NUM_OF_ENTRIES; + } +#endif + + if ((p_LnxWrpFmDev->h_Dev = FM_Config(&p_LnxWrpFmDev->fmDevSettings.param)) == NULL) + RETURN_ERROR(MAJOR, E_INVALID_HANDLE, ("FM")); + + + if (FM_ConfigResetOnInit(p_LnxWrpFmDev->h_Dev, TRUE) != E_OK) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM")); + +#ifdef CONFIG_FMAN_P1023 + if (FM_ConfigDmaAidOverride(p_LnxWrpFmDev->h_Dev, TRUE) != E_OK) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM")); +#endif + + +#if defined(CONFIG_FMAN_RESOURCE_ALLOCATION_ALGORITHM) && defined(CONFIG_FMAN_P3040_P4080_P5020) + /* Enable 14g w/ jumbo frames following HW suggestion. */ + FM_ConfigTotalFifoSize(p_LnxWrpFmDev->h_Dev, 128*KILOBYTE); +#elif defined(CONFIG_FMAN_RESOURCE_ALLOCATION_ALGORITHM) && defined(CONFIG_FMAN_P1023) + FM_ConfigTotalFifoSize(p_LnxWrpFmDev->h_Dev, 48*KILOBYTE); +#endif +#if (DPAA_VERSION >= 11) +#define DEFAULT_TOTAL_FIFO_SIZE_FOR_FMAN_V3H 295*KILOBYTE + FM_ConfigTotalFifoSize(p_LnxWrpFmDev->h_Dev, + DEFAULT_TOTAL_FIFO_SIZE_FOR_FMAN_V3H); +#endif /* (DPAA_VERSION >= 11) */ + + CheckNConfigFmAdvArgs(p_LnxWrpFmDev); + + if (FM_Init(p_LnxWrpFmDev->h_Dev) != E_OK) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM")); + + /* TODO: Why we mask these interrupts? */ + if (p_LnxWrpFmDev->err_irq == 0) { + FM_SetException(p_LnxWrpFmDev->h_Dev, e_FM_EX_DMA_BUS_ERROR,FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_DMA_READ_ECC,FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_DMA_SYSTEM_WRITE_ECC,FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_DMA_FM_WRITE_ECC,FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_DMA_SINGLE_PORT_ECC, FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_FPM_STALL_ON_TASKS , FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_FPM_SINGLE_ECC, FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_FPM_DOUBLE_ECC,FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_QMI_SINGLE_ECC, FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_QMI_DOUBLE_ECC,FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_QMI_DEQ_FROM_UNKNOWN_PORTID,FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_BMI_LIST_RAM_ECC,FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_BMI_STORAGE_PROFILE_ECC, FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_BMI_STATISTICS_RAM_ECC, FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_BMI_DISPATCH_RAM_ECC, FALSE); + FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_IRAM_ECC,FALSE); + /* TODO: FmDisableRamsEcc assert for ramsEccOwners. + * FM_SetException(p_LnxWrpFmDev->h_Dev,e_FM_EX_MURAM_ECC,FALSE);*/ + } + + if (p_LnxWrpFmDev->fmRtcBaseAddr) + { + t_FmRtcParams fmRtcParam; + + memset(&fmRtcParam, 0, sizeof(fmRtcParam)); + fmRtcParam.h_App = p_LnxWrpFmDev; + fmRtcParam.h_Fm = p_LnxWrpFmDev->h_Dev; + fmRtcParam.baseAddress = p_LnxWrpFmDev->fmRtcBaseAddr; + + if(!(p_LnxWrpFmDev->h_RtcDev = FM_RTC_Config(&fmRtcParam))) + RETURN_ERROR(MAJOR, E_INVALID_HANDLE, ("FM-RTC")); + + if (FM_RTC_ConfigPeriod(p_LnxWrpFmDev->h_RtcDev, 5) != E_OK) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM-RTC")); + + if (FM_RTC_Init(p_LnxWrpFmDev->h_RtcDev) != E_OK) + RETURN_ERROR(MAJOR, E_INVALID_STATE, ("FM-RTC")); + } + + return E_OK; +} + +/* TODO: to be moved back here */ +extern void FreeFmPcdDev(t_LnxWrpFmDev *p_LnxWrpFmDev); + +static void FreeFmDev(t_LnxWrpFmDev *p_LnxWrpFmDev) +{ + if (!p_LnxWrpFmDev->active) + return; + + FreeFmPcdDev(p_LnxWrpFmDev); + + if (p_LnxWrpFmDev->h_RtcDev) + FM_RTC_Free(p_LnxWrpFmDev->h_RtcDev); + + if (p_LnxWrpFmDev->h_Dev) + FM_Free(p_LnxWrpFmDev->h_Dev); + + if (p_LnxWrpFmDev->h_MuramDev) + FM_MURAM_Free(p_LnxWrpFmDev->h_MuramDev); + + if (p_LnxWrpFmDev->fmRtcBaseAddr) + { + SYS_UnregisterIoMap(p_LnxWrpFmDev->fmRtcBaseAddr); + devm_iounmap(p_LnxWrpFmDev->dev, UINT_TO_PTR(p_LnxWrpFmDev->fmRtcBaseAddr)); + __devm_release_region(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->res, p_LnxWrpFmDev->fmRtcPhysBaseAddr, p_LnxWrpFmDev->fmRtcMemSize); + } + SYS_UnregisterIoMap(p_LnxWrpFmDev->fmMuramBaseAddr); + devm_iounmap(p_LnxWrpFmDev->dev, UINT_TO_PTR(p_LnxWrpFmDev->fmMuramBaseAddr)); + __devm_release_region(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->res, p_LnxWrpFmDev->fmMuramPhysBaseAddr, p_LnxWrpFmDev->fmMuramMemSize); + SYS_UnregisterIoMap(p_LnxWrpFmDev->fmBaseAddr); + devm_iounmap(p_LnxWrpFmDev->dev, UINT_TO_PTR(p_LnxWrpFmDev->fmBaseAddr)); + devm_release_mem_region(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->fmPhysBaseAddr, p_LnxWrpFmDev->fmMemSize); + if (p_LnxWrpFmDev->err_irq != 0) { + devm_free_irq(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->err_irq, p_LnxWrpFmDev); + } + + devm_free_irq(p_LnxWrpFmDev->dev, p_LnxWrpFmDev->irq, p_LnxWrpFmDev); +} + +/* FMan character device file operations */ +extern struct file_operations fm_fops; + +static int /*__devinit*/ fm_probe(struct platform_device *of_dev) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev; + + if ((p_LnxWrpFmDev = ReadFmDevTreeNode(of_dev)) == NULL) + return -EIO; + if (ConfigureFmDev(p_LnxWrpFmDev) != E_OK) + return -EIO; + if (InitFmDev(p_LnxWrpFmDev) != E_OK) + return -EIO; + + /* IOCTL ABI checking */ + LnxWrpPCDIOCTLEnumChecking(); + LnxWrpPCDIOCTLTypeChecking(); + + Sprint (p_LnxWrpFmDev->name, "%s%d", DEV_FM_NAME, p_LnxWrpFmDev->id); + + /* Register to the /dev for IOCTL API */ + /* Register dynamically a new major number for the character device: */ + if ((p_LnxWrpFmDev->major = register_chrdev(0, p_LnxWrpFmDev->name, &fm_fops)) <= 0) { + REPORT_ERROR(MAJOR, E_INVALID_STATE, ("Failed to allocate a major number for device \"%s\"", p_LnxWrpFmDev->name)); + return -EIO; + } + + /* Creating classes for FM */ + DBG(TRACE ,("class_create fm_class")); + p_LnxWrpFmDev->fm_class = class_create(THIS_MODULE, p_LnxWrpFmDev->name); + if (IS_ERR(p_LnxWrpFmDev->fm_class)) { + unregister_chrdev(p_LnxWrpFmDev->major, p_LnxWrpFmDev->name); + REPORT_ERROR(MAJOR, E_INVALID_STATE, ("class_create error fm_class")); + return -EIO; + } + + device_create(p_LnxWrpFmDev->fm_class, NULL, MKDEV(p_LnxWrpFmDev->major, DEV_FM_MINOR_BASE), NULL, + "fm%d", p_LnxWrpFmDev->id); + device_create(p_LnxWrpFmDev->fm_class, NULL, MKDEV(p_LnxWrpFmDev->major, DEV_FM_PCD_MINOR_BASE), NULL, + "fm%d-pcd", p_LnxWrpFmDev->id); + dev_set_drvdata(p_LnxWrpFmDev->dev, p_LnxWrpFmDev); + + /* create sysfs entries for stats and regs */ + if ( fm_sysfs_create(p_LnxWrpFmDev->dev) !=0 ) + { + FreeFmDev(p_LnxWrpFmDev); + REPORT_ERROR(MAJOR, E_INVALID_STATE, ("Unable to create sysfs entry - fm!!!")); + return -EIO; + } + + DBG(TRACE, ("FM%d probed", p_LnxWrpFmDev->id)); + +#if defined(CONFIG_FMAN_RESOURCE_ALLOCATION_ALGORITHM) + /* Precalculate resources for FMAN based on number of + * FMan ports available + */ + if(fm_set_active_fman_ports(of_dev, p_LnxWrpFmDev)!= 0) + return -EIO; + +#if defined(CONFIG_FMAN_P3040_P4080_P5020) + /* 128K MURAM for p3,p4 and p5 */ + if(fm_precalculate_fifosizes( + p_LnxWrpFmDev, + 128*KILOBYTE) + != 0) + return -EIO; +#else + /* for all other platforms: MURAM Space for fifosize=3/4 * MURAM_SIZE*/ + if(fm_precalculate_fifosizes( + p_LnxWrpFmDev, + 48*KILOBYTE) + != 0) + return -EIO; +#endif + if(fm_precalculate_open_dma( + p_LnxWrpFmDev, + BMI_MAX_NUM_OF_DMAS, /* max open dmas:dpaa_integration_ext.h */ + FM_DEFAULT_TX10G_OPENDMA, /* default TX 10g open dmas */ + FM_DEFAULT_RX10G_OPENDMA, /* default RX 10g open dmas */ + FM_10G_OPENDMA_MIN_TRESHOLD,/* TX 10g minimum treshold */ + FM_10G_OPENDMA_MIN_TRESHOLD)/* RX 10g minimum treshold */ + != 0) + return -EIO; + if(fm_precalculate_tnums( + p_LnxWrpFmDev, + BMI_MAX_NUM_OF_TASKS) /* max TNUMS: dpa integration file. */ + != 0) + return -EIO; +#endif + + return 0; +} + +static int fm_remove(struct platform_device *of_dev) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev; + struct device *dev; + + dev = &of_dev->dev; + p_LnxWrpFmDev = dev_get_drvdata(dev); + + fm_sysfs_destroy(dev); + + DBG(TRACE, ("destroy fm_class")); + device_destroy(p_LnxWrpFmDev->fm_class, MKDEV(p_LnxWrpFmDev->major, DEV_FM_MINOR_BASE)); + device_destroy(p_LnxWrpFmDev->fm_class, MKDEV(p_LnxWrpFmDev->major, DEV_FM_PCD_MINOR_BASE)); + class_destroy(p_LnxWrpFmDev->fm_class); + + /* Destroy chardev */ + unregister_chrdev(p_LnxWrpFmDev->major, p_LnxWrpFmDev->name); + + FreeFmDev(p_LnxWrpFmDev); + + DestroyFmDev(p_LnxWrpFmDev); + + dev_set_drvdata(dev, NULL); + + return 0; +} + +static const struct of_device_id fm_match[] = { + { + .compatible = "fsl,fman" + }, + {} +}; +#ifndef MODULE +MODULE_DEVICE_TABLE(of, fm_match); +#endif /* !MODULE */ + +static struct platform_driver fm_driver = { + .driver = { + .name = "fsl-fman", + .of_match_table = fm_match, + .owner = THIS_MODULE, + }, + .probe = fm_probe, + .remove = fm_remove +}; + +t_Handle LNXWRP_FM_Init(void) +{ + memset(&lnxWrpFm, 0, sizeof(lnxWrpFm)); + mutex_init(&lnxwrp_mutex); + + /* Register to the DTB for basic FM API */ + platform_driver_register(&fm_driver); + + return &lnxWrpFm; +} + +t_Error LNXWRP_FM_Free(t_Handle h_LnxWrpFm) +{ + platform_driver_unregister(&fm_driver); + mutex_destroy(&lnxwrp_mutex); + + return E_OK; +} + + +struct fm * fm_bind(struct device *fm_dev) +{ + return (struct fm *)(dev_get_drvdata(get_device(fm_dev))); +} +EXPORT_SYMBOL(fm_bind); + +void fm_unbind(struct fm *fm) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev = (t_LnxWrpFmDev*)fm; + + put_device(p_LnxWrpFmDev->dev); +} +EXPORT_SYMBOL(fm_unbind); + +struct resource * fm_get_mem_region(struct fm *fm) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev = (t_LnxWrpFmDev*)fm; + + return p_LnxWrpFmDev->res; +} +EXPORT_SYMBOL(fm_get_mem_region); + +void * fm_get_handle(struct fm *fm) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev = (t_LnxWrpFmDev*)fm; + + return (void *)p_LnxWrpFmDev->h_Dev; +} +EXPORT_SYMBOL(fm_get_handle); + +void * fm_get_rtc_handle(struct fm *fm) +{ + t_LnxWrpFmDev *p_LnxWrpFmDev = (t_LnxWrpFmDev*)fm; + + return (void *)p_LnxWrpFmDev->h_RtcDev; +} +EXPORT_SYMBOL(fm_get_rtc_handle); + +struct fm_port * fm_port_bind (struct device *fm_port_dev) +{ + return (struct fm_port *)(dev_get_drvdata(get_device(fm_port_dev))); +} +EXPORT_SYMBOL(fm_port_bind); + +void fm_port_unbind(struct fm_port *port) +{ + t_LnxWrpFmPortDev *p_LnxWrpFmPortDev = (t_LnxWrpFmPortDev*)port; + + put_device(p_LnxWrpFmPortDev->dev); +} +EXPORT_SYMBOL(fm_port_unbind); + +void * fm_port_get_handle(struct fm_port *port) +{ + t_LnxWrpFmPortDev *p_LnxWrpFmPortDev = (t_LnxWrpFmPortDev*)port; + + return (void *)p_LnxWrpFmPortDev->h_Dev; +} +EXPORT_SYMBOL(fm_port_get_handle); + +void fm_port_get_base_addr(const struct fm_port *port, uint64_t *base_addr) +{ + t_LnxWrpFmPortDev *p_LnxWrpFmPortDev = (t_LnxWrpFmPortDev *)port; + + *base_addr = p_LnxWrpFmPortDev->settings.param.baseAddr; +} +EXPORT_SYMBOL(fm_port_get_base_addr); + +void fm_port_pcd_bind (struct fm_port *port, struct fm_port_pcd_param *params) +{ + t_LnxWrpFmPortDev *p_LnxWrpFmPortDev = (t_LnxWrpFmPortDev*)port; + + p_LnxWrpFmPortDev->pcd_owner_params.cba = params->cba; + p_LnxWrpFmPortDev->pcd_owner_params.cbf = params->cbf; + p_LnxWrpFmPortDev->pcd_owner_params.dev = params->dev; +} +EXPORT_SYMBOL(fm_port_pcd_bind); + +void fm_port_get_buff_layout_ext_params(struct fm_port *port, struct fm_port_params *params) +{ + t_LnxWrpFmPortDev *p_LnxWrpFmPortDev = (t_LnxWrpFmPortDev *)port; + struct device_node *fm_node, *port_node; + const uint32_t *uint32_prop; + int lenp; + + params->data_align = 0; + params->manip_extra_space = 0; + + fm_node = GetFmAdvArgsDevTreeNode(((t_LnxWrpFmDev *) p_LnxWrpFmPortDev->h_LnxWrpFmDev)->id); + if (!fm_node) /* no advance parameters for FMan */ + return; + + port_node = GetFmPortAdvArgsDevTreeNode(fm_node, + p_LnxWrpFmPortDev->settings.param.portType, + p_LnxWrpFmPortDev->settings.param.portId); + if (!port_node) /* no advance parameters for FMan-Port */ + return; + + uint32_prop = (uint32_t *)of_get_property(port_node, "buffer-layout", &lenp); + if (uint32_prop) { + if (WARN_ON(lenp != sizeof(uint32_t)*2)) + return; + + params->manip_extra_space = (uint8_t)uint32_prop[0]; + params->data_align = (uint16_t)uint32_prop[1]; + } + + of_node_put(port_node); + of_node_put(fm_node); +} +EXPORT_SYMBOL(fm_port_get_buff_layout_ext_params); + +int fm_get_tx_port_channel(struct fm_port *port) +{ + t_LnxWrpFmPortDev *p_LnxWrpFmPortDev = (t_LnxWrpFmPortDev*)port; + + return p_LnxWrpFmPortDev->txCh; +} +EXPORT_SYMBOL(fm_get_tx_port_channel); + +int fm_port_enable (struct fm_port *port) +{ + t_LnxWrpFmPortDev *p_LnxWrpFmPortDev = (t_LnxWrpFmPortDev*)port; + + FM_PORT_Enable(p_LnxWrpFmPortDev->h_Dev); + + return 0; +} +EXPORT_SYMBOL(fm_port_enable); + +void fm_port_disable(struct fm_port *port) +{ + t_LnxWrpFmPortDev *p_LnxWrpFmPortDev = (t_LnxWrpFmPortDev*)port; + + FM_PORT_Disable(p_LnxWrpFmPortDev->h_Dev); +} +EXPORT_SYMBOL(fm_port_disable); + +void fm_mutex_lock(void) +{ + mutex_lock(&lnxwrp_mutex); +} +EXPORT_SYMBOL(fm_mutex_lock); + +void fm_mutex_unlock(void) +{ + mutex_unlock(&lnxwrp_mutex); +} +EXPORT_SYMBOL(fm_mutex_unlock); + +static t_Handle h_FmLnxWrp; + +static int __init __cold fm_load (void) +{ + if ((h_FmLnxWrp = LNXWRP_FM_Init()) == NULL) + { + printk("Failed to init FM wrapper!\n"); + return -ENODEV; + } + + printk(KERN_CRIT "Freescale FM module ("__DATE__ ":"__TIME__")," \ + " FMD API version %d.%d.%d\n", + FMD_API_VERSION_MAJOR, + FMD_API_VERSION_MINOR, + FMD_API_VERSION_RESPIN); + return 0; +} + +static void __exit __cold fm_unload (void) +{ + if (h_FmLnxWrp) + LNXWRP_FM_Free(h_FmLnxWrp); +} + +module_init (fm_load); +module_exit (fm_unload); |