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C++ efx_writeo函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中efx_writeo函数的典型用法代码示例。如果您正苦于以下问题：C++ efx_writeo函数的具体用法？C++ efx_writeo怎么用？C++ efx_writeo使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了efx_writeo函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: falcon_setup_xaui

/* Configure the XAUI driver that is an output from Falcon */
void falcon_setup_xaui(struct efx_nic *efx)
{
	efx_oword_t sdctl, txdrv;

	/* Move the XAUI into low power, unless there is no PHY, in
	 * which case the XAUI will have to drive a cable. */
	if (efx->phy_type == PHY_TYPE_NONE)
		return;

	efx_reado(efx, &sdctl, FR_AB_XX_SD_CTL);
	EFX_SET_OWORD_FIELD(sdctl, FRF_AB_XX_HIDRVD, FFE_AB_XX_SD_CTL_DRV_DEF);
	EFX_SET_OWORD_FIELD(sdctl, FRF_AB_XX_LODRVD, FFE_AB_XX_SD_CTL_DRV_DEF);
	EFX_SET_OWORD_FIELD(sdctl, FRF_AB_XX_HIDRVC, FFE_AB_XX_SD_CTL_DRV_DEF);
	EFX_SET_OWORD_FIELD(sdctl, FRF_AB_XX_LODRVC, FFE_AB_XX_SD_CTL_DRV_DEF);
	EFX_SET_OWORD_FIELD(sdctl, FRF_AB_XX_HIDRVB, FFE_AB_XX_SD_CTL_DRV_DEF);
	EFX_SET_OWORD_FIELD(sdctl, FRF_AB_XX_LODRVB, FFE_AB_XX_SD_CTL_DRV_DEF);
	EFX_SET_OWORD_FIELD(sdctl, FRF_AB_XX_HIDRVA, FFE_AB_XX_SD_CTL_DRV_DEF);
	EFX_SET_OWORD_FIELD(sdctl, FRF_AB_XX_LODRVA, FFE_AB_XX_SD_CTL_DRV_DEF);
	efx_writeo(efx, &sdctl, FR_AB_XX_SD_CTL);

	EFX_POPULATE_OWORD_8(txdrv,
			     FRF_AB_XX_DEQD, FFE_AB_XX_TXDRV_DEQ_DEF,
			     FRF_AB_XX_DEQC, FFE_AB_XX_TXDRV_DEQ_DEF,
			     FRF_AB_XX_DEQB, FFE_AB_XX_TXDRV_DEQ_DEF,
			     FRF_AB_XX_DEQA, FFE_AB_XX_TXDRV_DEQ_DEF,
			     FRF_AB_XX_DTXD, FFE_AB_XX_TXDRV_DTX_DEF,
			     FRF_AB_XX_DTXC, FFE_AB_XX_TXDRV_DTX_DEF,
			     FRF_AB_XX_DTXB, FFE_AB_XX_TXDRV_DTX_DEF,
			     FRF_AB_XX_DTXA, FFE_AB_XX_TXDRV_DTX_DEF);
	efx_writeo(efx, &txdrv, FR_AB_XX_TXDRV_CTL);
}
开发者ID:Medvedroid，项目名称:OT_903D-kernel-2.6.35.7，代码行数:32，代码来源:falcon_xmac.c


示例2: siena_rx_push_rss_config

static int siena_rx_push_rss_config(struct efx_nic *efx, bool user,
				    const u32 *rx_indir_table, const u8 *key)
{
	efx_oword_t temp;

	/* Set hash key for IPv4 */
	if (key)
		memcpy(efx->rss_context.rx_hash_key, key, sizeof(temp));
	memcpy(&temp, efx->rss_context.rx_hash_key, sizeof(temp));
	efx_writeo(efx, &temp, FR_BZ_RX_RSS_TKEY);

	/* Enable IPv6 RSS */
	BUILD_BUG_ON(sizeof(efx->rss_context.rx_hash_key) <
		     2 * sizeof(temp) + FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH / 8 ||
		     FRF_CZ_RX_RSS_IPV6_TKEY_HI_LBN != 0);
	memcpy(&temp, efx->rss_context.rx_hash_key, sizeof(temp));
	efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG1);
	memcpy(&temp, efx->rss_context.rx_hash_key + sizeof(temp), sizeof(temp));
	efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG2);
	EFX_POPULATE_OWORD_2(temp, FRF_CZ_RX_RSS_IPV6_THASH_ENABLE, 1,
			     FRF_CZ_RX_RSS_IPV6_IP_THASH_ENABLE, 1);
	memcpy(&temp, efx->rss_context.rx_hash_key + 2 * sizeof(temp),
	       FRF_CZ_RX_RSS_IPV6_TKEY_HI_WIDTH / 8);
	efx_writeo(efx, &temp, FR_CZ_RX_RSS_IPV6_REG3);

	memcpy(efx->rss_context.rx_indir_table, rx_indir_table,
	       sizeof(efx->rss_context.rx_indir_table));
	efx_farch_rx_push_indir_table(efx);

	return 0;
}
开发者ID:AlexShiLucky，项目名称:linux，代码行数:31，代码来源:siena.c


示例3: sfn4111t_reset

static int sfn4111t_reset(struct efx_nic *efx)
{
	struct falcon_board *board = falcon_board(efx);
	efx_oword_t reg;

	/* GPIO 3 and the GPIO register are shared with I2C, so block that */
	i2c_lock_adapter(&board->i2c_adap);

	/* Pull RST_N (GPIO 2) low then let it up again, setting the
	 * FLASH_CFG_1 strap (GPIO 3) appropriately.  Only change the
	 * output enables; the output levels should always be 0 (low)
	 * and we rely on external pull-ups. */
	efx_reado(efx, &reg, FR_AB_GPIO_CTL);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_GPIO2_OEN, true);
	efx_writeo(efx, &reg, FR_AB_GPIO_CTL);
	msleep(1000);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_GPIO2_OEN, false);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_GPIO3_OEN,
			    !!(efx->phy_mode & PHY_MODE_SPECIAL));
	efx_writeo(efx, &reg, FR_AB_GPIO_CTL);
	msleep(1);

	i2c_unlock_adapter(&board->i2c_adap);

	ssleep(1);
	return 0;
}
开发者ID:A2109devs，项目名称:lenovo_a2109a_kernel，代码行数:27，代码来源:falcon_boards.c


示例4: falcon_reset_macs

static void falcon_reset_macs(struct efx_nic *efx)
{
	struct falcon_nic_data *nic_data = efx->nic_data;
	efx_oword_t reg, mac_ctrl;
	int count;

	if (efx_nic_rev(efx) < EFX_REV_FALCON_B0) {
		EFX_POPULATE_OWORD_1(reg, FRF_AB_XM_CORE_RST, 1);
		efx_writeo(efx, &reg, FR_AB_XM_GLB_CFG);

		for (count = 0; count < 10000; count++) {
			efx_reado(efx, &reg, FR_AB_XM_GLB_CFG);
			if (EFX_OWORD_FIELD(reg, FRF_AB_XM_CORE_RST) ==
			    0)
				return;
			udelay(10);
		}

		netif_err(efx, hw, efx->net_dev,
			  "timed out waiting for XMAC core reset\n");
	}

	
	WARN_ON(nic_data->stats_disable_count == 0);

	efx_reado(efx, &mac_ctrl, FR_AB_MAC_CTRL);
	EFX_SET_OWORD_FIELD(mac_ctrl, FRF_BB_TXFIFO_DRAIN_EN, 1);
	efx_writeo(efx, &mac_ctrl, FR_AB_MAC_CTRL);

	efx_reado(efx, &reg, FR_AB_GLB_CTL);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_RST_XGTX, 1);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_RST_XGRX, 1);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_RST_EM, 1);
	efx_writeo(efx, &reg, FR_AB_GLB_CTL);

	count = 0;
	while (1) {
		efx_reado(efx, &reg, FR_AB_GLB_CTL);
		if (!EFX_OWORD_FIELD(reg, FRF_AB_RST_XGTX) &&
		    !EFX_OWORD_FIELD(reg, FRF_AB_RST_XGRX) &&
		    !EFX_OWORD_FIELD(reg, FRF_AB_RST_EM)) {
			netif_dbg(efx, hw, efx->net_dev,
				  "Completed MAC reset after %d loops\n",
				  count);
			break;
		}
		if (count > 20) {
			netif_err(efx, hw, efx->net_dev, "MAC reset failed\n");
			break;
		}
		count++;
		udelay(10);
	}

	efx_writeo(efx, &mac_ctrl, FR_AB_MAC_CTRL);

	falcon_setup_xaui(efx);
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:58，代码来源:falcon.c


示例5: falcon_push_multicast_hash

static void falcon_push_multicast_hash(struct efx_nic *efx)
{
	union efx_multicast_hash *mc_hash = &efx->multicast_hash;

	WARN_ON(!mutex_is_locked(&efx->mac_lock));

	efx_writeo(efx, &mc_hash->oword[0], FR_AB_MAC_MC_HASH_REG0);
	efx_writeo(efx, &mc_hash->oword[1], FR_AB_MAC_MC_HASH_REG1);
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:9，代码来源:falcon.c


示例6: falcon_spi_cmd

int falcon_spi_cmd(struct efx_nic *efx, const struct efx_spi_device *spi,
		   unsigned int command, int address,
		   const void *in, void *out, size_t len)
{
	bool addressed = (address >= 0);
	bool reading = (out != NULL);
	efx_oword_t reg;
	int rc;

	/* Input validation */
	if (len > FALCON_SPI_MAX_LEN)
		return -EINVAL;
	BUG_ON(!mutex_is_locked(&efx->spi_lock));

	/* Check that previous command is not still running */
	rc = falcon_spi_poll(efx);
	if (rc)
		return rc;

	/* Program address register, if we have an address */
	if (addressed) {
		EFX_POPULATE_OWORD_1(reg, FRF_AB_EE_SPI_HADR_ADR, address);
		efx_writeo(efx, &reg, FR_AB_EE_SPI_HADR);
	}

	/* Program data register, if we have data */
	if (in != NULL) {
		memcpy(&reg, in, len);
		efx_writeo(efx, &reg, FR_AB_EE_SPI_HDATA);
	}

	/* Issue read/write command */
	EFX_POPULATE_OWORD_7(reg,
			     FRF_AB_EE_SPI_HCMD_CMD_EN, 1,
			     FRF_AB_EE_SPI_HCMD_SF_SEL, spi->device_id,
			     FRF_AB_EE_SPI_HCMD_DABCNT, len,
			     FRF_AB_EE_SPI_HCMD_READ, reading,
			     FRF_AB_EE_SPI_HCMD_DUBCNT, 0,
			     FRF_AB_EE_SPI_HCMD_ADBCNT,
			     (addressed ? spi->addr_len : 0),
			     FRF_AB_EE_SPI_HCMD_ENC, command);
	efx_writeo(efx, &reg, FR_AB_EE_SPI_HCMD);

	/* Wait for read/write to complete */
	rc = falcon_spi_wait(efx);
	if (rc)
		return rc;

	/* Read data */
	if (out != NULL) {
		efx_reado(efx, &reg, FR_AB_EE_SPI_HDATA);
		memcpy(out, &reg, len);
	}

	return 0;
}
开发者ID:AdrianHuang，项目名称:uclinux-robutest，代码行数:56，代码来源:falcon.c


示例7: falcon_spi_cmd

int falcon_spi_cmd(struct efx_nic *efx, const struct efx_spi_device *spi,
		   unsigned int command, int address,
		   const void *in, void *out, size_t len)
{
	bool addressed = (address >= 0);
	bool reading = (out != NULL);
	efx_oword_t reg;
	int rc;

	
	if (len > FALCON_SPI_MAX_LEN)
		return -EINVAL;

	
	rc = falcon_spi_poll(efx);
	if (rc)
		return rc;

	
	if (addressed) {
		EFX_POPULATE_OWORD_1(reg, FRF_AB_EE_SPI_HADR_ADR, address);
		efx_writeo(efx, &reg, FR_AB_EE_SPI_HADR);
	}

	
	if (in != NULL) {
		memcpy(&reg, in, len);
		efx_writeo(efx, &reg, FR_AB_EE_SPI_HDATA);
	}

	
	EFX_POPULATE_OWORD_7(reg,
			     FRF_AB_EE_SPI_HCMD_CMD_EN, 1,
			     FRF_AB_EE_SPI_HCMD_SF_SEL, spi->device_id,
			     FRF_AB_EE_SPI_HCMD_DABCNT, len,
			     FRF_AB_EE_SPI_HCMD_READ, reading,
			     FRF_AB_EE_SPI_HCMD_DUBCNT, 0,
			     FRF_AB_EE_SPI_HCMD_ADBCNT,
			     (addressed ? spi->addr_len : 0),
			     FRF_AB_EE_SPI_HCMD_ENC, command);
	efx_writeo(efx, &reg, FR_AB_EE_SPI_HCMD);

	
	rc = falcon_spi_wait(efx);
	if (rc)
		return rc;

	
	if (out != NULL) {
		efx_reado(efx, &reg, FR_AB_EE_SPI_HDATA);
		memcpy(out, &reg, len);
	}

	return 0;
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:55，代码来源:falcon.c


示例8: siena_init_nic

/* This call performs hardware-specific global initialisation, such as
 * defining the descriptor cache sizes and number of RSS channels.
 * It does not set up any buffers, descriptor rings or event queues.
 */
static int siena_init_nic(struct efx_nic *efx)
{
	efx_oword_t temp;
	int rc;

	/* Recover from a failed assertion post-reset */
	rc = efx_mcdi_handle_assertion(efx);
	if (rc)
		return rc;

	/* Squash TX of packets of 16 bytes or less */
	efx_reado(efx, &temp, FR_AZ_TX_RESERVED);
	EFX_SET_OWORD_FIELD(temp, FRF_BZ_TX_FLUSH_MIN_LEN_EN, 1);
	efx_writeo(efx, &temp, FR_AZ_TX_RESERVED);

	/* Do not enable TX_NO_EOP_DISC_EN, since it limits packets to 16
	 * descriptors (which is bad).
	 */
	efx_reado(efx, &temp, FR_AZ_TX_CFG);
	EFX_SET_OWORD_FIELD(temp, FRF_AZ_TX_NO_EOP_DISC_EN, 0);
	EFX_SET_OWORD_FIELD(temp, FRF_CZ_TX_FILTER_EN_BIT, 1);
	efx_writeo(efx, &temp, FR_AZ_TX_CFG);

	efx_reado(efx, &temp, FR_AZ_RX_CFG);
	EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_DESC_PUSH_EN, 0);
	EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_INGR_EN, 1);
	/* Enable hash insertion. This is broken for the 'Falcon' hash
	 * if IPv6 hashing is also enabled, so also select Toeplitz
	 * TCP/IPv4 and IPv4 hashes. */
	EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_HASH_INSRT_HDR, 1);
	EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_HASH_ALG, 1);
	EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_IP_HASH, 1);
	EFX_SET_OWORD_FIELD(temp, FRF_BZ_RX_USR_BUF_SIZE,
			    EFX_RX_USR_BUF_SIZE >> 5);
	efx_writeo(efx, &temp, FR_AZ_RX_CFG);

	siena_rx_push_rss_config(efx, false, efx->rss_context.rx_indir_table, NULL);
	efx->rss_context.context_id = 0; /* indicates RSS is active */

	/* Enable event logging */
	rc = efx_mcdi_log_ctrl(efx, true, false, 0);
	if (rc)
		return rc;

	/* Set destination of both TX and RX Flush events */
	EFX_POPULATE_OWORD_1(temp, FRF_BZ_FLS_EVQ_ID, 0);
	efx_writeo(efx, &temp, FR_BZ_DP_CTRL);

	EFX_POPULATE_OWORD_1(temp, FRF_CZ_USREV_DIS, 1);
	efx_writeo(efx, &temp, FR_CZ_USR_EV_CFG);

	efx_farch_init_common(efx);
	return 0;
}
开发者ID:AlexShiLucky，项目名称:linux，代码行数:58，代码来源:siena.c


示例9: falcon_mdio_write

static int falcon_mdio_write(struct net_device *net_dev,
			     int prtad, int devad, u16 addr, u16 value)
{
	struct efx_nic *efx = netdev_priv(net_dev);
	struct falcon_nic_data *nic_data = efx->nic_data;
	efx_oword_t reg;
	int rc;

	netif_vdbg(efx, hw, efx->net_dev,
		   "writing MDIO %d register %d.%d with 0x%04x\n",
		    prtad, devad, addr, value);

	mutex_lock(&nic_data->mdio_lock);

	
	rc = falcon_gmii_wait(efx);
	if (rc)
		goto out;

	
	EFX_POPULATE_OWORD_1(reg, FRF_AB_MD_PHY_ADR, addr);
	efx_writeo(efx, &reg, FR_AB_MD_PHY_ADR);

	EFX_POPULATE_OWORD_2(reg, FRF_AB_MD_PRT_ADR, prtad,
			     FRF_AB_MD_DEV_ADR, devad);
	efx_writeo(efx, &reg, FR_AB_MD_ID);

	
	EFX_POPULATE_OWORD_1(reg, FRF_AB_MD_TXD, value);
	efx_writeo(efx, &reg, FR_AB_MD_TXD);

	EFX_POPULATE_OWORD_2(reg,
			     FRF_AB_MD_WRC, 1,
			     FRF_AB_MD_GC, 0);
	efx_writeo(efx, &reg, FR_AB_MD_CS);

	/* Wait for data to be written */
	rc = falcon_gmii_wait(efx);
	if (rc) {
		
		EFX_POPULATE_OWORD_2(reg,
				     FRF_AB_MD_WRC, 0,
				     FRF_AB_MD_GC, 1);
		efx_writeo(efx, &reg, FR_AB_MD_CS);
		udelay(10);
	}

out:
	mutex_unlock(&nic_data->mdio_lock);
	return rc;
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:51，代码来源:falcon.c


示例10: falcon_mdio_read

static int falcon_mdio_read(struct net_device *net_dev,
			    int prtad, int devad, u16 addr)
{
	struct efx_nic *efx = netdev_priv(net_dev);
	struct falcon_nic_data *nic_data = efx->nic_data;
	efx_oword_t reg;
	int rc;

	mutex_lock(&nic_data->mdio_lock);

	
	rc = falcon_gmii_wait(efx);
	if (rc)
		goto out;

	EFX_POPULATE_OWORD_1(reg, FRF_AB_MD_PHY_ADR, addr);
	efx_writeo(efx, &reg, FR_AB_MD_PHY_ADR);

	EFX_POPULATE_OWORD_2(reg, FRF_AB_MD_PRT_ADR, prtad,
			     FRF_AB_MD_DEV_ADR, devad);
	efx_writeo(efx, &reg, FR_AB_MD_ID);

	
	EFX_POPULATE_OWORD_2(reg, FRF_AB_MD_RDC, 1, FRF_AB_MD_GC, 0);
	efx_writeo(efx, &reg, FR_AB_MD_CS);

	
	rc = falcon_gmii_wait(efx);
	if (rc == 0) {
		efx_reado(efx, &reg, FR_AB_MD_RXD);
		rc = EFX_OWORD_FIELD(reg, FRF_AB_MD_RXD);
		netif_vdbg(efx, hw, efx->net_dev,
			   "read from MDIO %d register %d.%d, got %04x\n",
			   prtad, devad, addr, rc);
	} else {
		
		EFX_POPULATE_OWORD_2(reg,
				     FRF_AB_MD_RIC, 0,
				     FRF_AB_MD_GC, 1);
		efx_writeo(efx, &reg, FR_AB_MD_CS);

		netif_dbg(efx, hw, efx->net_dev,
			  "read from MDIO %d register %d.%d, got error %d\n",
			  prtad, devad, addr, rc);
	}

out:
	mutex_unlock(&nic_data->mdio_lock);
	return rc;
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:50，代码来源:falcon.c


示例11: falcon_mdio_write

/* Write an MDIO register of a PHY connected to Falcon. */
static int falcon_mdio_write(struct net_device *net_dev,
			     int prtad, int devad, u16 addr, u16 value)
{
	struct efx_nic *efx = netdev_priv(net_dev);
	efx_oword_t reg;
	int rc;

	EFX_REGDUMP(efx, "writing MDIO %d register %d.%d with 0x%04x\n",
		    prtad, devad, addr, value);

	mutex_lock(&efx->mdio_lock);

	/* Check MDIO not currently being accessed */
	rc = falcon_gmii_wait(efx);
	if (rc)
		goto out;

	/* Write the address/ID register */
	EFX_POPULATE_OWORD_1(reg, FRF_AB_MD_PHY_ADR, addr);
	efx_writeo(efx, &reg, FR_AB_MD_PHY_ADR);

	EFX_POPULATE_OWORD_2(reg, FRF_AB_MD_PRT_ADR, prtad,
			     FRF_AB_MD_DEV_ADR, devad);
	efx_writeo(efx, &reg, FR_AB_MD_ID);

	/* Write data */
	EFX_POPULATE_OWORD_1(reg, FRF_AB_MD_TXD, value);
	efx_writeo(efx, &reg, FR_AB_MD_TXD);

	EFX_POPULATE_OWORD_2(reg,
			     FRF_AB_MD_WRC, 1,
			     FRF_AB_MD_GC, 0);
	efx_writeo(efx, &reg, FR_AB_MD_CS);

	/* Wait for data to be written */
	rc = falcon_gmii_wait(efx);
	if (rc) {
		/* Abort the write operation */
		EFX_POPULATE_OWORD_2(reg,
				     FRF_AB_MD_WRC, 0,
				     FRF_AB_MD_GC, 1);
		efx_writeo(efx, &reg, FR_AB_MD_CS);
		udelay(10);
	}

out:
	mutex_unlock(&efx->mdio_lock);
	return rc;
}
开发者ID:AdrianHuang，项目名称:uclinux-robutest，代码行数:50，代码来源:falcon.c


示例12: falcon_reset_xaui

int falcon_reset_xaui(struct efx_nic *efx)
{
	struct falcon_nic_data *nic_data = efx->nic_data;
	efx_oword_t reg;
	int count;

	/* Don't fetch MAC statistics over an XMAC reset */
	WARN_ON(nic_data->stats_disable_count == 0);

	/* Start reset sequence */
	EFX_POPULATE_OWORD_1(reg, FRF_AB_XX_RST_XX_EN, 1);
	efx_writeo(efx, &reg, FR_AB_XX_PWR_RST);

	/* Wait up to 10 ms for completion, then reinitialise */
	for (count = 0; count < 1000; count++) {
		efx_reado(efx, &reg, FR_AB_XX_PWR_RST);
		if (EFX_OWORD_FIELD(reg, FRF_AB_XX_RST_XX_EN) == 0 &&
		    EFX_OWORD_FIELD(reg, FRF_AB_XX_SD_RST_ACT) == 0) {
			falcon_setup_xaui(efx);
			return 0;
		}
		udelay(10);
	}
	EFX_ERR(efx, "timed out waiting for XAUI/XGXS reset\n");
	return -ETIMEDOUT;
}
开发者ID:Medvedroid，项目名称:OT_903D-kernel-2.6.35.7，代码行数:26，代码来源:falcon_xmac.c


示例13: falcon_mdio_read

/* Read an MDIO register of a PHY connected to Falcon. */
static int falcon_mdio_read(struct net_device *net_dev,
			    int prtad, int devad, u16 addr)
{
	struct efx_nic *efx = netdev_priv(net_dev);
	efx_oword_t reg;
	int rc;

	mutex_lock(&efx->mdio_lock);

	/* Check MDIO not currently being accessed */
	rc = falcon_gmii_wait(efx);
	if (rc)
		goto out;

	EFX_POPULATE_OWORD_1(reg, FRF_AB_MD_PHY_ADR, addr);
	efx_writeo(efx, &reg, FR_AB_MD_PHY_ADR);

	EFX_POPULATE_OWORD_2(reg, FRF_AB_MD_PRT_ADR, prtad,
			     FRF_AB_MD_DEV_ADR, devad);
	efx_writeo(efx, &reg, FR_AB_MD_ID);

	/* Request data to be read */
	EFX_POPULATE_OWORD_2(reg, FRF_AB_MD_RDC, 1, FRF_AB_MD_GC, 0);
	efx_writeo(efx, &reg, FR_AB_MD_CS);

	/* Wait for data to become available */
	rc = falcon_gmii_wait(efx);
	if (rc == 0) {
		efx_reado(efx, &reg, FR_AB_MD_RXD);
		rc = EFX_OWORD_FIELD(reg, FRF_AB_MD_RXD);
		EFX_REGDUMP(efx, "read from MDIO %d register %d.%d, got %04x\n",
			    prtad, devad, addr, rc);
	} else {
		/* Abort the read operation */
		EFX_POPULATE_OWORD_2(reg,
				     FRF_AB_MD_RIC, 0,
				     FRF_AB_MD_GC, 1);
		efx_writeo(efx, &reg, FR_AB_MD_CS);

		EFX_LOG(efx, "read from MDIO %d register %d.%d, got error %d\n",
			prtad, devad, addr, rc);
	}

out:
	mutex_unlock(&efx->mdio_lock);
	return rc;
}
开发者ID:AdrianHuang，项目名称:uclinux-robutest，代码行数:48，代码来源:falcon.c


示例14: falcon_reconfigure_xgxs_core

static void falcon_reconfigure_xgxs_core(struct efx_nic *efx)
{
	efx_oword_t reg;
	bool xgxs_loopback = (efx->loopback_mode == LOOPBACK_XGXS);
	bool xaui_loopback = (efx->loopback_mode == LOOPBACK_XAUI);
	bool xgmii_loopback = (efx->loopback_mode == LOOPBACK_XGMII);

	/* XGXS block is flaky and will need to be reset if moving
	 * into our out of XGMII, XGXS or XAUI loopbacks. */
	if (EFX_WORKAROUND_5147(efx)) {
		bool old_xgmii_loopback, old_xgxs_loopback, old_xaui_loopback;
		bool reset_xgxs;

		efx_reado(efx, &reg, FR_AB_XX_CORE_STAT);
		old_xgxs_loopback = EFX_OWORD_FIELD(reg, FRF_AB_XX_XGXS_LB_EN);
		old_xgmii_loopback =
			EFX_OWORD_FIELD(reg, FRF_AB_XX_XGMII_LB_EN);

		efx_reado(efx, &reg, FR_AB_XX_SD_CTL);
		old_xaui_loopback = EFX_OWORD_FIELD(reg, FRF_AB_XX_LPBKA);

		/* The PHY driver may have turned XAUI off */
		reset_xgxs = ((xgxs_loopback != old_xgxs_loopback) ||
			      (xaui_loopback != old_xaui_loopback) ||
			      (xgmii_loopback != old_xgmii_loopback));

		if (reset_xgxs)
			falcon_reset_xaui(efx);
	}

	efx_reado(efx, &reg, FR_AB_XX_CORE_STAT);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_XX_FORCE_SIG,
			    (xgxs_loopback || xaui_loopback) ?
			    FFE_AB_XX_FORCE_SIG_ALL_LANES : 0);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_XX_XGXS_LB_EN, xgxs_loopback);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_XX_XGMII_LB_EN, xgmii_loopback);
	efx_writeo(efx, &reg, FR_AB_XX_CORE_STAT);

	efx_reado(efx, &reg, FR_AB_XX_SD_CTL);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_XX_LPBKD, xaui_loopback);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_XX_LPBKC, xaui_loopback);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_XX_LPBKB, xaui_loopback);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_XX_LPBKA, xaui_loopback);
	efx_writeo(efx, &reg, FR_AB_XX_SD_CTL);
}
开发者ID:Medvedroid，项目名称:OT_903D-kernel-2.6.35.7，代码行数:45，代码来源:falcon_xmac.c


示例15: falcon_reconfigure_mac_wrapper

void falcon_reconfigure_mac_wrapper(struct efx_nic *efx)
{
	struct efx_link_state *link_state = &efx->link_state;
	efx_oword_t reg;
	int link_speed, isolate;

	isolate = !!ACCESS_ONCE(efx->reset_pending);

	switch (link_state->speed) {
	case 10000: link_speed = 3; break;
	case 1000:  link_speed = 2; break;
	case 100:   link_speed = 1; break;
	default:    link_speed = 0; break;
	}
	/* MAC_LINK_STATUS controls MAC backpressure but doesn't work
	 * as advertised.  Disable to ensure packets are not
	 * indefinitely held and TX queue can be flushed at any point
	 * while the link is down. */
	EFX_POPULATE_OWORD_5(reg,
			     FRF_AB_MAC_XOFF_VAL, 0xffff /* max pause time */,
			     FRF_AB_MAC_BCAD_ACPT, 1,
			     FRF_AB_MAC_UC_PROM, efx->promiscuous,
			     FRF_AB_MAC_LINK_STATUS, 1, /* always set */
			     FRF_AB_MAC_SPEED, link_speed);
	/* On B0, MAC backpressure can be disabled and packets get
	 * discarded. */
	if (efx_nic_rev(efx) >= EFX_REV_FALCON_B0) {
		EFX_SET_OWORD_FIELD(reg, FRF_BB_TXFIFO_DRAIN_EN,
				    !link_state->up || isolate);
	}

	efx_writeo(efx, &reg, FR_AB_MAC_CTRL);

	/* Restore the multicast hash registers. */
	falcon_push_multicast_hash(efx);

	efx_reado(efx, &reg, FR_AZ_RX_CFG);
	/* Enable XOFF signal from RX FIFO (we enabled it during NIC
	 * initialisation but it may read back as 0) */
	EFX_SET_OWORD_FIELD(reg, FRF_AZ_RX_XOFF_MAC_EN, 1);
	/* Unisolate the MAC -> RX */
	if (efx_nic_rev(efx) >= EFX_REV_FALCON_B0)
		EFX_SET_OWORD_FIELD(reg, FRF_BZ_RX_INGR_EN, !isolate);
	efx_writeo(efx, &reg, FR_AZ_RX_CFG);
}
开发者ID:daveti，项目名称:prov-kernel，代码行数:45，代码来源:falcon.c


示例16: falcon_setscl

static void falcon_setscl(void *data, int state)
{
	struct efx_nic *efx = (struct efx_nic *)data;
	efx_oword_t reg;

	efx_reado(efx, &reg, FR_AB_GPIO_CTL);
	EFX_SET_OWORD_FIELD(reg, FRF_AB_GPIO0_OEN, !state);
	efx_writeo(efx, &reg, FR_AB_GPIO_CTL);
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:9，代码来源:falcon.c


示例17: efx_sriov_usrev

static void efx_sriov_usrev(struct efx_nic *efx, bool enabled)
{
	efx_oword_t reg;

	EFX_POPULATE_OWORD_2(reg,
			     FRF_CZ_USREV_DIS, enabled ? 0 : 1,
			     FRF_CZ_DFLT_EVQ, efx->vfdi_channel->channel);
	efx_writeo(efx, &reg, FR_CZ_USR_EV_CFG);
}
开发者ID:openube，项目名称:android_kernel_sony_c2305，代码行数:9，代码来源:siena_sriov.c


示例18: falcon_reconfigure_xmac_core

void falcon_reconfigure_xmac_core(struct efx_nic *efx)
{
	unsigned int max_frame_len;
	efx_oword_t reg;
	bool rx_fc = !!(efx->link_state.fc & EFX_FC_RX);
	bool tx_fc = !!(efx->link_state.fc & EFX_FC_TX);

	/* Configure MAC  - cut-thru mode is hard wired on */
	EFX_POPULATE_OWORD_3(reg,
			     FRF_AB_XM_RX_JUMBO_MODE, 1,
			     FRF_AB_XM_TX_STAT_EN, 1,
			     FRF_AB_XM_RX_STAT_EN, 1);
	efx_writeo(efx, &reg, FR_AB_XM_GLB_CFG);

	/* Configure TX */
	EFX_POPULATE_OWORD_6(reg,
			     FRF_AB_XM_TXEN, 1,
			     FRF_AB_XM_TX_PRMBL, 1,
			     FRF_AB_XM_AUTO_PAD, 1,
			     FRF_AB_XM_TXCRC, 1,
			     FRF_AB_XM_FCNTL, tx_fc,
			     FRF_AB_XM_IPG, 0x3);
	efx_writeo(efx, &reg, FR_AB_XM_TX_CFG);

	/* Configure RX */
	EFX_POPULATE_OWORD_5(reg,
			     FRF_AB_XM_RXEN, 1,
			     FRF_AB_XM_AUTO_DEPAD, 0,
			     FRF_AB_XM_ACPT_ALL_MCAST, 1,
			     FRF_AB_XM_ACPT_ALL_UCAST, efx->promiscuous,
			     FRF_AB_XM_PASS_CRC_ERR, 1);
	efx_writeo(efx, &reg, FR_AB_XM_RX_CFG);

	/* Set frame length */
	max_frame_len = EFX_MAX_FRAME_LEN(efx->net_dev->mtu);
	EFX_POPULATE_OWORD_1(reg, FRF_AB_XM_MAX_RX_FRM_SIZE, max_frame_len);
	efx_writeo(efx, &reg, FR_AB_XM_RX_PARAM);
	EFX_POPULATE_OWORD_2(reg,
			     FRF_AB_XM_MAX_TX_FRM_SIZE, max_frame_len,
			     FRF_AB_XM_TX_JUMBO_MODE, 1);
	efx_writeo(efx, &reg, FR_AB_XM_TX_PARAM);

	EFX_POPULATE_OWORD_2(reg,
			     FRF_AB_XM_PAUSE_TIME, 0xfffe, /* MAX PAUSE TIME */
			     FRF_AB_XM_DIS_FCNTL, !rx_fc);
	efx_writeo(efx, &reg, FR_AB_XM_FC);

	/* Set MAC address */
	memcpy(&reg, &efx->net_dev->dev_addr[0], 4);
	efx_writeo(efx, &reg, FR_AB_XM_ADR_LO);
	memcpy(&reg, &efx->net_dev->dev_addr[4], 2);
	efx_writeo(efx, &reg, FR_AB_XM_ADR_HI);
}
开发者ID:Medvedroid，项目名称:OT_903D-kernel-2.6.35.7，代码行数:53，代码来源:falcon_xmac.c


示例19: falcon_reset_sram

/* Zeroes out the SRAM contents.  This routine must be called in
 * process context and is allowed to sleep.
 */
static int falcon_reset_sram(struct efx_nic *efx)
{
	efx_oword_t srm_cfg_reg_ker, gpio_cfg_reg_ker;
	int count;

	/* Set the SRAM wake/sleep GPIO appropriately. */
	efx_reado(efx, &gpio_cfg_reg_ker, FR_AB_GPIO_CTL);
	EFX_SET_OWORD_FIELD(gpio_cfg_reg_ker, FRF_AB_GPIO1_OEN, 1);
	EFX_SET_OWORD_FIELD(gpio_cfg_reg_ker, FRF_AB_GPIO1_OUT, 1);
	efx_writeo(efx, &gpio_cfg_reg_ker, FR_AB_GPIO_CTL);

	/* Initiate SRAM reset */
	EFX_POPULATE_OWORD_2(srm_cfg_reg_ker,
			     FRF_AZ_SRM_INIT_EN, 1,
			     FRF_AZ_SRM_NB_SZ, 0);
	efx_writeo(efx, &srm_cfg_reg_ker, FR_AZ_SRM_CFG);

	/* Wait for SRAM reset to complete */
	count = 0;
	do {
		netif_dbg(efx, hw, efx->net_dev,
			  "waiting for SRAM reset (attempt %d)...\n", count);

		/* SRAM reset is slow; expect around 16ms */
		schedule_timeout_uninterruptible(HZ / 50);

		/* Check for reset complete */
		efx_reado(efx, &srm_cfg_reg_ker, FR_AZ_SRM_CFG);
		if (!EFX_OWORD_FIELD(srm_cfg_reg_ker, FRF_AZ_SRM_INIT_EN)) {
			netif_dbg(efx, hw, efx->net_dev,
				  "SRAM reset complete\n");

			return 0;
		}
	} while (++count < 20);	/* wait up to 0.4 sec */

	netif_err(efx, hw, efx->net_dev, "timed out waiting for SRAM reset\n");
	return -ETIMEDOUT;
}
开发者ID:daveti，项目名称:prov-kernel，代码行数:42，代码来源:falcon.c


示例20: falcon_reset_sram

static int falcon_reset_sram(struct efx_nic *efx)
{
	efx_oword_t srm_cfg_reg_ker, gpio_cfg_reg_ker;
	int count;

	
	efx_reado(efx, &gpio_cfg_reg_ker, FR_AB_GPIO_CTL);
	EFX_SET_OWORD_FIELD(gpio_cfg_reg_ker, FRF_AB_GPIO1_OEN, 1);
	EFX_SET_OWORD_FIELD(gpio_cfg_reg_ker, FRF_AB_GPIO1_OUT, 1);
	efx_writeo(efx, &gpio_cfg_reg_ker, FR_AB_GPIO_CTL);

	
	EFX_POPULATE_OWORD_2(srm_cfg_reg_ker,
			     FRF_AZ_SRM_INIT_EN, 1,
			     FRF_AZ_SRM_NB_SZ, 0);
	efx_writeo(efx, &srm_cfg_reg_ker, FR_AZ_SRM_CFG);

	
	count = 0;
	do {
		netif_dbg(efx, hw, efx->net_dev,
			  "waiting for SRAM reset (attempt %d)...\n", count);

		
		schedule_timeout_uninterruptible(HZ / 50);

		
		efx_reado(efx, &srm_cfg_reg_ker, FR_AZ_SRM_CFG);
		if (!EFX_OWORD_FIELD(srm_cfg_reg_ker, FRF_AZ_SRM_INIT_EN)) {
			netif_dbg(efx, hw, efx->net_dev,
				  "SRAM reset complete\n");

			return 0;
		}
	} while (++count < 20);	

	netif_err(efx, hw, efx->net_dev, "timed out waiting for SRAM reset\n");
	return -ETIMEDOUT;
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:39，代码来源:falcon.c



注：本文中的efx_writeo函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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