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| author | Takashi Iwai <tiwai@suse.de> | 2024-05-08 18:16:58 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2024-05-08 18:16:58 +0200 |
| commit | 9b61b2069681b60d0d0bedbd0fe3c70123dddb19 (patch) | |
| tree | 483407944dd3037584b8825e0d33feb7f4eddf5f /drivers/net/ethernet/microchip/lan743x_main.c | |
| parent | b9112b17950c955071abfd4331d4daa162d6ec4d (diff) | |
| parent | 2ff85dc64df5bc0ff12e2f4e23fae7bbadbf1d5d (diff) | |
| download | linux-stable-9b61b2069681b60d0d0bedbd0fe3c70123dddb19.tar.gz linux-stable-9b61b2069681b60d0d0bedbd0fe3c70123dddb19.tar.bz2 linux-stable-9b61b2069681b60d0d0bedbd0fe3c70123dddb19.zip | |
Merge branch 'topic/hda-config-pm-cleanup' into for-next
Pull HD-audio CONFIG_PM cleanup.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'drivers/net/ethernet/microchip/lan743x_main.c')
| -rw-r--r-- | drivers/net/ethernet/microchip/lan743x_main.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index bd8aa83b47e5..75a988c0bd79 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -25,6 +25,8 @@ #define PCS_POWER_STATE_DOWN 0x6 #define PCS_POWER_STATE_UP 0x4 +#define RFE_RD_FIFO_TH_3_DWORDS 0x3 + static void pci11x1x_strap_get_status(struct lan743x_adapter *adapter) { u32 chip_rev; @@ -3272,6 +3274,21 @@ static void lan743x_full_cleanup(struct lan743x_adapter *adapter) lan743x_pci_cleanup(adapter); } +static void pci11x1x_set_rfe_rd_fifo_threshold(struct lan743x_adapter *adapter) +{ + u16 rev = adapter->csr.id_rev & ID_REV_CHIP_REV_MASK_; + + if (rev == ID_REV_CHIP_REV_PCI11X1X_B0_) { + u32 misc_ctl; + + misc_ctl = lan743x_csr_read(adapter, MISC_CTL_0); + misc_ctl &= ~MISC_CTL_0_RFE_READ_FIFO_MASK_; + misc_ctl |= FIELD_PREP(MISC_CTL_0_RFE_READ_FIFO_MASK_, + RFE_RD_FIFO_TH_3_DWORDS); + lan743x_csr_write(adapter, MISC_CTL_0, misc_ctl); + } +} + static int lan743x_hardware_init(struct lan743x_adapter *adapter, struct pci_dev *pdev) { @@ -3287,6 +3304,7 @@ static int lan743x_hardware_init(struct lan743x_adapter *adapter, pci11x1x_strap_get_status(adapter); spin_lock_init(&adapter->eth_syslock_spinlock); mutex_init(&adapter->sgmii_rw_lock); + pci11x1x_set_rfe_rd_fifo_threshold(adapter); } else { adapter->max_tx_channels = LAN743X_MAX_TX_CHANNELS; adapter->used_tx_channels = LAN743X_USED_TX_CHANNELS; |