[net-next,10/12] net: stmmac: replace the int_snapshot_en field with a flag
Commit Message
From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Drop the boolean field of the plat_stmmacenet_data structure in favor of a
simple bitfield flag.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c | 10 +++++-----
drivers/net/ethernet/stmicro/stmmac/stmmac_hwtstamp.c | 2 +-
include/linux/stmmac.h | 2 +-
3 files changed, 7 insertions(+), 7 deletions(-)
Comments
Hi Bartosz,
kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main]
url: https://github.com/intel-lab-lkp/linux/commits/Bartosz-Golaszewski/net-stmmac-replace-has_integrated_pcs-field-with-a-flag/20230622-022944
base: net-next/main
patch link: https://lore.kernel.org/r/20230621182558.544417-11-brgl%40bgdev.pl
patch subject: [PATCH net-next 10/12] net: stmmac: replace the int_snapshot_en field with a flag
config: i386-randconfig-i012-20230621 (https://download.01.org/0day-ci/archive/20230622/202306220657.ikVUl0zU-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce: (https://download.01.org/0day-ci/archive/20230622/202306220657.ikVUl0zU-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306220657.ikVUl0zU-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c:612:2: error: use of undeclared identifier 'priv'
priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
^
1 error generated.
vim +/priv +612 drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
446
447 static int intel_mgbe_common_data(struct pci_dev *pdev,
448 struct plat_stmmacenet_data *plat)
449 {
450 struct fwnode_handle *fwnode;
451 char clk_name[20];
452 int ret;
453 int i;
454
455 plat->pdev = pdev;
456 plat->phy_addr = -1;
457 plat->clk_csr = 5;
458 plat->has_gmac = 0;
459 plat->has_gmac4 = 1;
460 plat->force_sf_dma_mode = 0;
461 plat->flags |= (STMMAC_FLAG_TSO_EN | STMMAC_FLAG_SPH_DISABLE);
462
463 /* Multiplying factor to the clk_eee_i clock time
464 * period to make it closer to 100 ns. This value
465 * should be programmed such that the clk_eee_time_period *
466 * (MULT_FACT_100NS + 1) should be within 80 ns to 120 ns
467 * clk_eee frequency is 19.2Mhz
468 * clk_eee_time_period is 52ns
469 * 52ns * (1 + 1) = 104ns
470 * MULT_FACT_100NS = 1
471 */
472 plat->mult_fact_100ns = 1;
473
474 plat->rx_sched_algorithm = MTL_RX_ALGORITHM_SP;
475
476 for (i = 0; i < plat->rx_queues_to_use; i++) {
477 plat->rx_queues_cfg[i].mode_to_use = MTL_QUEUE_DCB;
478 plat->rx_queues_cfg[i].chan = i;
479
480 /* Disable Priority config by default */
481 plat->rx_queues_cfg[i].use_prio = false;
482
483 /* Disable RX queues routing by default */
484 plat->rx_queues_cfg[i].pkt_route = 0x0;
485 }
486
487 for (i = 0; i < plat->tx_queues_to_use; i++) {
488 plat->tx_queues_cfg[i].mode_to_use = MTL_QUEUE_DCB;
489
490 /* Disable Priority config by default */
491 plat->tx_queues_cfg[i].use_prio = false;
492 /* Default TX Q0 to use TSO and rest TXQ for TBS */
493 if (i > 0)
494 plat->tx_queues_cfg[i].tbs_en = 1;
495 }
496
497 /* FIFO size is 4096 bytes for 1 tx/rx queue */
498 plat->tx_fifo_size = plat->tx_queues_to_use * 4096;
499 plat->rx_fifo_size = plat->rx_queues_to_use * 4096;
500
501 plat->tx_sched_algorithm = MTL_TX_ALGORITHM_WRR;
502 plat->tx_queues_cfg[0].weight = 0x09;
503 plat->tx_queues_cfg[1].weight = 0x0A;
504 plat->tx_queues_cfg[2].weight = 0x0B;
505 plat->tx_queues_cfg[3].weight = 0x0C;
506 plat->tx_queues_cfg[4].weight = 0x0D;
507 plat->tx_queues_cfg[5].weight = 0x0E;
508 plat->tx_queues_cfg[6].weight = 0x0F;
509 plat->tx_queues_cfg[7].weight = 0x10;
510
511 plat->dma_cfg->pbl = 32;
512 plat->dma_cfg->pblx8 = true;
513 plat->dma_cfg->fixed_burst = 0;
514 plat->dma_cfg->mixed_burst = 0;
515 plat->dma_cfg->aal = 0;
516 plat->dma_cfg->dche = true;
517
518 plat->axi = devm_kzalloc(&pdev->dev, sizeof(*plat->axi),
519 GFP_KERNEL);
520 if (!plat->axi)
521 return -ENOMEM;
522
523 plat->axi->axi_lpi_en = 0;
524 plat->axi->axi_xit_frm = 0;
525 plat->axi->axi_wr_osr_lmt = 1;
526 plat->axi->axi_rd_osr_lmt = 1;
527 plat->axi->axi_blen[0] = 4;
528 plat->axi->axi_blen[1] = 8;
529 plat->axi->axi_blen[2] = 16;
530
531 plat->ptp_max_adj = plat->clk_ptp_rate;
532 plat->eee_usecs_rate = plat->clk_ptp_rate;
533
534 /* Set system clock */
535 sprintf(clk_name, "%s-%s", "stmmac", pci_name(pdev));
536
537 plat->stmmac_clk = clk_register_fixed_rate(&pdev->dev,
538 clk_name, NULL, 0,
539 plat->clk_ptp_rate);
540
541 if (IS_ERR(plat->stmmac_clk)) {
542 dev_warn(&pdev->dev, "Fail to register stmmac-clk\n");
543 plat->stmmac_clk = NULL;
544 }
545
546 ret = clk_prepare_enable(plat->stmmac_clk);
547 if (ret) {
548 clk_unregister_fixed_rate(plat->stmmac_clk);
549 return ret;
550 }
551
552 plat->ptp_clk_freq_config = intel_mgbe_ptp_clk_freq_config;
553
554 /* Set default value for multicast hash bins */
555 plat->multicast_filter_bins = HASH_TABLE_SIZE;
556
557 /* Set default value for unicast filter entries */
558 plat->unicast_filter_entries = 1;
559
560 /* Set the maxmtu to a default of JUMBO_LEN */
561 plat->maxmtu = JUMBO_LEN;
562
563 plat->flags |= STMMAC_FLAG_VLAN_FAIL_Q_EN;
564
565 /* Use the last Rx queue */
566 plat->vlan_fail_q = plat->rx_queues_to_use - 1;
567
568 /* For fixed-link setup, we allow phy-mode setting */
569 fwnode = dev_fwnode(&pdev->dev);
570 if (fwnode) {
571 int phy_mode;
572
573 /* "phy-mode" setting is optional. If it is set,
574 * we allow either sgmii or 1000base-x for now.
575 */
576 phy_mode = fwnode_get_phy_mode(fwnode);
577 if (phy_mode >= 0) {
578 if (phy_mode == PHY_INTERFACE_MODE_SGMII ||
579 phy_mode == PHY_INTERFACE_MODE_1000BASEX)
580 plat->phy_interface = phy_mode;
581 else
582 dev_warn(&pdev->dev, "Invalid phy-mode\n");
583 }
584 }
585
586 /* Intel mgbe SGMII interface uses pcs-xcps */
587 if (plat->phy_interface == PHY_INTERFACE_MODE_SGMII ||
588 plat->phy_interface == PHY_INTERFACE_MODE_1000BASEX) {
589 plat->mdio_bus_data->has_xpcs = true;
590 plat->mdio_bus_data->xpcs_an_inband = true;
591 }
592
593 /* For fixed-link setup, we clear xpcs_an_inband */
594 if (fwnode) {
595 struct fwnode_handle *fixed_node;
596
597 fixed_node = fwnode_get_named_child_node(fwnode, "fixed-link");
598 if (fixed_node)
599 plat->mdio_bus_data->xpcs_an_inband = false;
600
601 fwnode_handle_put(fixed_node);
602 }
603
604 /* Ensure mdio bus scan skips intel serdes and pcs-xpcs */
605 plat->mdio_bus_data->phy_mask = 1 << INTEL_MGBE_ADHOC_ADDR;
606 plat->mdio_bus_data->phy_mask |= 1 << INTEL_MGBE_XPCS_ADDR;
607
608 plat->int_snapshot_num = AUX_SNAPSHOT1;
609 plat->ext_snapshot_num = AUX_SNAPSHOT0;
610
611 plat->crosststamp = intel_crosststamp;
> 612 priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
613
614 /* Setup MSI vector offset specific to Intel mGbE controller */
615 plat->msi_mac_vec = 29;
616 plat->msi_lpi_vec = 28;
617 plat->msi_sfty_ce_vec = 27;
618 plat->msi_sfty_ue_vec = 26;
619 plat->msi_rx_base_vec = 0;
620 plat->msi_tx_base_vec = 1;
621
622 return 0;
623 }
624
On Thu, Jun 22, 2023 at 1:31 AM kernel test robot <lkp@intel.com> wrote:
>
> Hi Bartosz,
>
> kernel test robot noticed the following build errors:
>
> [auto build test ERROR on net-next/main]
>
> url: https://github.com/intel-lab-lkp/linux/commits/Bartosz-Golaszewski/net-stmmac-replace-has_integrated_pcs-field-with-a-flag/20230622-022944
> base: net-next/main
> patch link: https://lore.kernel.org/r/20230621182558.544417-11-brgl%40bgdev.pl
> patch subject: [PATCH net-next 10/12] net: stmmac: replace the int_snapshot_en field with a flag
> config: i386-randconfig-i012-20230621 (https://download.01.org/0day-ci/archive/20230622/202306220657.ikVUl0zU-lkp@intel.com/config)
> compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
> reproduce: (https://download.01.org/0day-ci/archive/20230622/202306220657.ikVUl0zU-lkp@intel.com/reproduce)
>
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202306220657.ikVUl0zU-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
> >> drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c:612:2: error: use of undeclared identifier 'priv'
> priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
> ^
> 1 error generated.
>
Eek, must have disabled this driver in my config by accident. Now fixed for v2.
Bart
@@ -329,7 +329,7 @@ static int intel_crosststamp(ktime_t *device,
if (priv->plat->flags & STMMAC_FLAG_EXT_SNAPSHOT_EN)
return -EBUSY;
- priv->plat->int_snapshot_en = 1;
+ priv->plat->flags |= STMMAC_FLAG_INT_SNAPSHOT_EN;
mutex_lock(&priv->aux_ts_lock);
/* Enable Internal snapshot trigger */
@@ -350,7 +350,7 @@ static int intel_crosststamp(ktime_t *device,
break;
default:
mutex_unlock(&priv->aux_ts_lock);
- priv->plat->int_snapshot_en = 0;
+ priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
return -EINVAL;
}
writel(acr_value, ptpaddr + PTP_ACR);
@@ -376,7 +376,7 @@ static int intel_crosststamp(ktime_t *device,
if (!wait_event_interruptible_timeout(priv->tstamp_busy_wait,
stmmac_cross_ts_isr(priv),
HZ / 100)) {
- priv->plat->int_snapshot_en = 0;
+ priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
return -ETIMEDOUT;
}
@@ -395,7 +395,7 @@ static int intel_crosststamp(ktime_t *device,
}
system->cycles *= intel_priv->crossts_adj;
- priv->plat->int_snapshot_en = 0;
+ priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
return 0;
}
@@ -609,7 +609,7 @@ static int intel_mgbe_common_data(struct pci_dev *pdev,
plat->ext_snapshot_num = AUX_SNAPSHOT0;
plat->crosststamp = intel_crosststamp;
- plat->int_snapshot_en = 0;
+ priv->plat->flags &= ~STMMAC_FLAG_INT_SNAPSHOT_EN;
/* Setup MSI vector offset specific to Intel mGbE controller */
plat->msi_mac_vec = 29;
@@ -180,7 +180,7 @@ static void timestamp_interrupt(struct stmmac_priv *priv)
u64 ptp_time;
int i;
- if (priv->plat->int_snapshot_en) {
+ if (priv->plat->flags & STMMAC_FLAG_INT_SNAPSHOT_EN) {
wake_up(&priv->tstamp_busy_wait);
return;
}
@@ -213,6 +213,7 @@ struct dwmac4_addrs {
#define STMMAC_FLAG_VLAN_FAIL_Q_EN BIT(6)
#define STMMAC_FLAG_MULTI_MSI_EN BIT(7)
#define STMMAC_FLAG_EXT_SNAPSHOT_EN BIT(8)
+#define STMMAC_FLAG_INT_SNAPSHOT_EN BIT(9)
struct plat_stmmacenet_data {
int bus_id;
@@ -286,7 +287,6 @@ struct plat_stmmacenet_data {
struct pci_dev *pdev;
int int_snapshot_num;
int ext_snapshot_num;
- bool int_snapshot_en;
int msi_mac_vec;
int msi_wol_vec;
int msi_lpi_vec;