diff options
Diffstat (limited to 'drivers/net/ethernet/cadence')
-rw-r--r-- | drivers/net/ethernet/cadence/macb_main.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index a2897549f9c4..51c9fd6f68a4 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -38,6 +38,7 @@ #include <linux/pm_runtime.h> #include <linux/ptp_classify.h> #include <linux/reset.h> +#include <linux/firmware/xlnx-zynqmp.h> #include "macb.h" /* This structure is only used for MACB on SiFive FU540 devices */ @@ -3977,8 +3978,8 @@ static int macb_init(struct platform_device *pdev) queue = &bp->queues[q]; queue->bp = bp; spin_lock_init(&queue->tx_ptr_lock); - netif_napi_add(dev, &queue->napi_rx, macb_rx_poll, NAPI_POLL_WEIGHT); - netif_napi_add(dev, &queue->napi_tx, macb_tx_poll, NAPI_POLL_WEIGHT); + netif_napi_add(dev, &queue->napi_rx, macb_rx_poll); + netif_napi_add(dev, &queue->napi_tx, macb_tx_poll); if (hw_q) { queue->ISR = GEM_ISR(hw_q - 1); queue->IER = GEM_IER(hw_q - 1); @@ -4621,6 +4622,25 @@ static int init_reset_optional(struct platform_device *pdev) "failed to init SGMII PHY\n"); } + ret = zynqmp_pm_is_function_supported(PM_IOCTL, IOCTL_SET_GEM_CONFIG); + if (!ret) { + u32 pm_info[2]; + + ret = of_property_read_u32_array(pdev->dev.of_node, "power-domains", + pm_info, ARRAY_SIZE(pm_info)); + if (ret) { + dev_err(&pdev->dev, "Failed to read power management information\n"); + goto err_out_phy_exit; + } + ret = zynqmp_pm_set_gem_config(pm_info[1], GEM_CONFIG_FIXED, 0); + if (ret) + goto err_out_phy_exit; + + ret = zynqmp_pm_set_gem_config(pm_info[1], GEM_CONFIG_SGMII_MODE, 1); + if (ret) + goto err_out_phy_exit; + } + /* Fully reset controller at hardware level if mapped in device tree */ ret = device_reset_optional(&pdev->dev); if (ret) { @@ -4629,6 +4649,8 @@ static int init_reset_optional(struct platform_device *pdev) } ret = macb_init(pdev); + +err_out_phy_exit: if (ret) phy_exit(bp->sgmii_phy); |