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path: root/drivers/scsi/isci/host.c
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Diffstat (limited to 'drivers/scsi/isci/host.c')
-rw-r--r--drivers/scsi/isci/host.c107
1 files changed, 47 insertions, 60 deletions
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c
index e7fe9c4c85b8..8e7de192cf6d 100644
--- a/drivers/scsi/isci/host.c
+++ b/drivers/scsi/isci/host.c
@@ -1910,160 +1910,147 @@ void sci_controller_power_control_queue_remove(struct isci_host *ihost,
#define AFE_REGISTER_WRITE_DELAY 10
-/* Initialize the AFE for this phy index. We need to read the AFE setup from
- * the OEM parameters
- */
static void sci_controller_afe_initialization(struct isci_host *ihost)
{
+ struct scu_afe_registers __iomem *afe = &ihost->scu_registers->afe;
const struct sci_oem_params *oem = &ihost->oem_parameters;
struct pci_dev *pdev = ihost->pdev;
u32 afe_status;
u32 phy_id;
/* Clear DFX Status registers */
- writel(0x0081000f, &ihost->scu_registers->afe.afe_dfx_master_control0);
+ writel(0x0081000f, &afe->afe_dfx_master_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
if (is_b0(pdev)) {
/* PM Rx Equalization Save, PM SPhy Rx Acknowledgement
- * Timer, PM Stagger Timer */
- writel(0x0007BFFF, &ihost->scu_registers->afe.afe_pmsn_master_control2);
+ * Timer, PM Stagger Timer
+ */
+ writel(0x0007BFFF, &afe->afe_pmsn_master_control2);
udelay(AFE_REGISTER_WRITE_DELAY);
}
/* Configure bias currents to normal */
if (is_a2(pdev))
- writel(0x00005A00, &ihost->scu_registers->afe.afe_bias_control);
+ writel(0x00005A00, &afe->afe_bias_control);
else if (is_b0(pdev) || is_c0(pdev))
- writel(0x00005F00, &ihost->scu_registers->afe.afe_bias_control);
+ writel(0x00005F00, &afe->afe_bias_control);
udelay(AFE_REGISTER_WRITE_DELAY);
/* Enable PLL */
if (is_b0(pdev) || is_c0(pdev))
- writel(0x80040A08, &ihost->scu_registers->afe.afe_pll_control0);
+ writel(0x80040A08, &afe->afe_pll_control0);
else
- writel(0x80040908, &ihost->scu_registers->afe.afe_pll_control0);
+ writel(0x80040908, &afe->afe_pll_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
/* Wait for the PLL to lock */
do {
- afe_status = readl(&ihost->scu_registers->afe.afe_common_block_status);
+ afe_status = readl(&afe->afe_common_block_status);
udelay(AFE_REGISTER_WRITE_DELAY);
} while ((afe_status & 0x00001000) == 0);
if (is_a2(pdev)) {
- /* Shorten SAS SNW lock time (RxLock timer value from 76 us to 50 us) */
- writel(0x7bcc96ad, &ihost->scu_registers->afe.afe_pmsn_master_control0);
+ /* Shorten SAS SNW lock time (RxLock timer value from 76
+ * us to 50 us)
+ */
+ writel(0x7bcc96ad, &afe->afe_pmsn_master_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
}
for (phy_id = 0; phy_id < SCI_MAX_PHYS; phy_id++) {
+ struct scu_afe_transceiver *xcvr = &afe->scu_afe_xcvr[phy_id];
const struct sci_phy_oem_params *oem_phy = &oem->phys[phy_id];
if (is_b0(pdev)) {
/* Configure transmitter SSC parameters */
- writel(0x00030000, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_ssc_control);
+ writel(0x00030000, &xcvr->afe_tx_ssc_control);
udelay(AFE_REGISTER_WRITE_DELAY);
} else if (is_c0(pdev)) {
/* Configure transmitter SSC parameters */
- writel(0x0003000, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_ssc_control);
+ writel(0x0003000, &xcvr->afe_tx_ssc_control);
udelay(AFE_REGISTER_WRITE_DELAY);
- /*
- * All defaults, except the Receive Word Alignament/Comma Detect
- * Enable....(0xe800) */
- writel(0x00004500, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_xcvr_control0);
+ /* All defaults, except the Receive Word
+ * Alignament/Comma Detect Enable....(0xe800)
+ */
+ writel(0x00004500, &xcvr->afe_xcvr_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
} else {
- /*
- * All defaults, except the Receive Word Alignament/Comma Detect
- * Enable....(0xe800) */
- writel(0x00004512, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_xcvr_control0);
+ /* All defaults, except the Receive Word
+ * Alignament/Comma Detect Enable....(0xe800)
+ */
+ writel(0x00004512, &xcvr->afe_xcvr_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
- writel(0x0050100F, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_xcvr_control1);
+ writel(0x0050100F, &xcvr->afe_xcvr_control1);
udelay(AFE_REGISTER_WRITE_DELAY);
}
- /*
- * Power up TX and RX out from power down (PWRDNTX and PWRDNRX)
- * & increase TX int & ext bias 20%....(0xe85c) */
+ /* Power up TX and RX out from power down (PWRDNTX and PWRDNRX)
+ * & increase TX int & ext bias 20%....(0xe85c)
+ */
if (is_a2(pdev))
- writel(0x000003F0, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_channel_control);
+ writel(0x000003F0, &xcvr->afe_channel_control);
else if (is_b0(pdev)) {
/* Power down TX and RX (PWRDNTX and PWRDNRX) */
- writel(0x000003D7, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_channel_control);
+ writel(0x000003D7, &xcvr->afe_channel_control);
udelay(AFE_REGISTER_WRITE_DELAY);
-
- /*
- * Power up TX and RX out from power down (PWRDNTX and PWRDNRX)
- * & increase TX int & ext bias 20%....(0xe85c) */
- writel(0x000003D4, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_channel_control);
+ writel(0x000003D4, &xcvr->afe_channel_control);
} else {
- writel(0x000001E7, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_channel_control);
+ writel(0x000001E7, &xcvr->afe_channel_control);
udelay(AFE_REGISTER_WRITE_DELAY);
-
- /*
- * Power up TX and RX out from power down (PWRDNTX and PWRDNRX)
- * & increase TX int & ext bias 20%....(0xe85c) */
- writel(0x000001E4, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_channel_control);
+ writel(0x000001E4, &xcvr->afe_channel_control);
}
udelay(AFE_REGISTER_WRITE_DELAY);
if (is_a2(pdev)) {
/* Enable TX equalization (0xe824) */
- writel(0x00040000, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_control);
+ writel(0x00040000, &xcvr->afe_tx_control);
udelay(AFE_REGISTER_WRITE_DELAY);
}
- /*
- * RDPI=0x0(RX Power On), RXOOBDETPDNC=0x0, TPD=0x0(TX Power On),
- * RDD=0x0(RX Detect Enabled) ....(0xe800) */
- writel(0x00004100, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_xcvr_control0);
+ writel(0x00004100, &xcvr->afe_xcvr_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
/* Leave DFE/FFE on */
if (is_a2(pdev))
- writel(0x3F11103F, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_rx_ssc_control0);
+ writel(0x3F11103F, &xcvr->afe_rx_ssc_control0);
else if (is_b0(pdev)) {
- writel(0x3F11103F, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_rx_ssc_control0);
+ writel(0x3F11103F, &xcvr->afe_rx_ssc_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
/* Enable TX equalization (0xe824) */
- writel(0x00040000, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_control);
+ writel(0x00040000, &xcvr->afe_tx_control);
} else {
- writel(0x0140DF0F, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_rx_ssc_control1);
+ writel(0x0140DF0F, &xcvr->afe_rx_ssc_control1);
udelay(AFE_REGISTER_WRITE_DELAY);
- writel(0x3F6F103F, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_rx_ssc_control0);
+ writel(0x3F6F103F, &xcvr->afe_rx_ssc_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
/* Enable TX equalization (0xe824) */
- writel(0x00040000, &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_control);
+ writel(0x00040000, &xcvr->afe_tx_control);
}
udelay(AFE_REGISTER_WRITE_DELAY);
- writel(oem_phy->afe_tx_amp_control0,
- &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_amp_control0);
+ writel(oem_phy->afe_tx_amp_control0, &xcvr->afe_tx_amp_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
- writel(oem_phy->afe_tx_amp_control1,
- &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_amp_control1);
+ writel(oem_phy->afe_tx_amp_control1, &xcvr->afe_tx_amp_control1);
udelay(AFE_REGISTER_WRITE_DELAY);
- writel(oem_phy->afe_tx_amp_control2,
- &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_amp_control2);
+ writel(oem_phy->afe_tx_amp_control2, &xcvr->afe_tx_amp_control2);
udelay(AFE_REGISTER_WRITE_DELAY);
- writel(oem_phy->afe_tx_amp_control3,
- &ihost->scu_registers->afe.scu_afe_xcvr[phy_id].afe_tx_amp_control3);
+ writel(oem_phy->afe_tx_amp_control3, &xcvr->afe_tx_amp_control3);
udelay(AFE_REGISTER_WRITE_DELAY);
}
/* Transfer control to the PEs */
- writel(0x00010f00, &ihost->scu_registers->afe.afe_dfx_master_control0);
+ writel(0x00010f00, &afe->afe_dfx_master_control0);
udelay(AFE_REGISTER_WRITE_DELAY);
}
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-07-09 05:42:51 +0200