585 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			585 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Intel MIC Platform Software Stack (MPSS)
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|  *
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|  * Copyright(c) 2013 Intel Corporation.
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|  *
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|  * This program is free software; you can redistribute it and/or modify
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|  * it under the terms of the GNU General Public License, version 2, as
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|  * published by the Free Software Foundation.
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|  *
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|  * This program is distributed in the hope that it will be useful, but
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|  * WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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|  * General Public License for more details.
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|  *
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|  * The full GNU General Public License is included in this distribution in
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|  * the file called "COPYING".
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|  *
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|  * Intel MIC Host driver.
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|  *
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|  */
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| #include <linux/fs.h>
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| #include <linux/pci.h>
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| #include <linux/sched.h>
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| #include <linux/firmware.h>
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| #include <linux/delay.h>
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| 
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| #include "../common/mic_dev.h"
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| #include "mic_device.h"
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| #include "mic_x100.h"
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| #include "mic_smpt.h"
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| 
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| /**
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|  * mic_x100_write_spad - write to the scratchpad register
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|  * @mdev: pointer to mic_device instance
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|  * @idx: index to the scratchpad register, 0 based
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|  * @val: the data value to put into the register
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|  *
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|  * This function allows writing of a 32bit value to the indexed scratchpad
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|  * register.
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|  *
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|  * RETURNS: none.
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|  */
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| static void
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| mic_x100_write_spad(struct mic_device *mdev, unsigned int idx, u32 val)
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| {
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| 	dev_dbg(&mdev->pdev->dev, "Writing 0x%x to scratch pad index %d\n",
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| 		val, idx);
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| 	mic_mmio_write(&mdev->mmio, val,
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| 		       MIC_X100_SBOX_BASE_ADDRESS +
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| 		       MIC_X100_SBOX_SPAD0 + idx * 4);
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| }
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| 
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| /**
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|  * mic_x100_read_spad - read from the scratchpad register
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|  * @mdev: pointer to mic_device instance
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|  * @idx: index to scratchpad register, 0 based
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|  *
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|  * This function allows reading of the 32bit scratchpad register.
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|  *
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|  * RETURNS: An appropriate -ERRNO error value on error, or zero for success.
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|  */
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| static u32
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| mic_x100_read_spad(struct mic_device *mdev, unsigned int idx)
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| {
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| 	u32 val = mic_mmio_read(&mdev->mmio,
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| 		MIC_X100_SBOX_BASE_ADDRESS +
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| 		MIC_X100_SBOX_SPAD0 + idx * 4);
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| 
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| 	dev_dbg(&mdev->pdev->dev,
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| 		"Reading 0x%x from scratch pad index %d\n", val, idx);
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| 	return val;
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| }
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| 
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| /**
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|  * mic_x100_enable_interrupts - Enable interrupts.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static void mic_x100_enable_interrupts(struct mic_device *mdev)
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| {
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| 	u32 reg;
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| 	struct mic_mw *mw = &mdev->mmio;
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| 	u32 sice0 = MIC_X100_SBOX_BASE_ADDRESS + MIC_X100_SBOX_SICE0;
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| 	u32 siac0 = MIC_X100_SBOX_BASE_ADDRESS + MIC_X100_SBOX_SIAC0;
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| 
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| 	reg = mic_mmio_read(mw, sice0);
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| 	reg |= MIC_X100_SBOX_DBR_BITS(0xf) | MIC_X100_SBOX_DMA_BITS(0xff);
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| 	mic_mmio_write(mw, reg, sice0);
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| 
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| 	/*
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| 	 * Enable auto-clear when enabling interrupts. Applicable only for
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| 	 * MSI-x. Legacy and MSI mode cannot have auto-clear enabled.
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| 	 */
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| 	if (mdev->irq_info.num_vectors > 1) {
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| 		reg = mic_mmio_read(mw, siac0);
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| 		reg |= MIC_X100_SBOX_DBR_BITS(0xf) |
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| 			MIC_X100_SBOX_DMA_BITS(0xff);
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| 		mic_mmio_write(mw, reg, siac0);
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| 	}
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| }
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| 
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| /**
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|  * mic_x100_disable_interrupts - Disable interrupts.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static void mic_x100_disable_interrupts(struct mic_device *mdev)
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| {
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| 	u32 reg;
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| 	struct mic_mw *mw = &mdev->mmio;
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| 	u32 sice0 = MIC_X100_SBOX_BASE_ADDRESS + MIC_X100_SBOX_SICE0;
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| 	u32 siac0 = MIC_X100_SBOX_BASE_ADDRESS + MIC_X100_SBOX_SIAC0;
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| 	u32 sicc0 = MIC_X100_SBOX_BASE_ADDRESS + MIC_X100_SBOX_SICC0;
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| 
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| 	reg = mic_mmio_read(mw, sice0);
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| 	mic_mmio_write(mw, reg, sicc0);
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| 
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| 	if (mdev->irq_info.num_vectors > 1) {
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| 		reg = mic_mmio_read(mw, siac0);
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| 		reg &= ~(MIC_X100_SBOX_DBR_BITS(0xf) |
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| 			MIC_X100_SBOX_DMA_BITS(0xff));
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| 		mic_mmio_write(mw, reg, siac0);
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| 	}
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| }
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| 
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| /**
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|  * mic_x100_send_sbox_intr - Send an MIC_X100_SBOX interrupt to MIC.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static void mic_x100_send_sbox_intr(struct mic_device *mdev,
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| 				    int doorbell)
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| {
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| 	struct mic_mw *mw = &mdev->mmio;
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| 	u64 apic_icr_offset = MIC_X100_SBOX_APICICR0 + doorbell * 8;
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| 	u32 apicicr_low = mic_mmio_read(mw, MIC_X100_SBOX_BASE_ADDRESS +
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| 					apic_icr_offset);
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| 
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| 	/* for MIC we need to make sure we "hit" the send_icr bit (13) */
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| 	apicicr_low = (apicicr_low | (1 << 13));
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| 
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| 	/* Ensure that the interrupt is ordered w.r.t. previous stores. */
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| 	wmb();
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| 	mic_mmio_write(mw, apicicr_low,
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| 		       MIC_X100_SBOX_BASE_ADDRESS + apic_icr_offset);
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| }
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| 
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| /**
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|  * mic_x100_send_rdmasr_intr - Send an RDMASR interrupt to MIC.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static void mic_x100_send_rdmasr_intr(struct mic_device *mdev,
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| 				      int doorbell)
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| {
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| 	int rdmasr_offset = MIC_X100_SBOX_RDMASR0 + (doorbell << 2);
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| 	/* Ensure that the interrupt is ordered w.r.t. previous stores. */
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| 	wmb();
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| 	mic_mmio_write(&mdev->mmio, 0,
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| 		       MIC_X100_SBOX_BASE_ADDRESS + rdmasr_offset);
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| }
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| 
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| /**
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|  * __mic_x100_send_intr - Send interrupt to MIC.
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|  * @mdev: pointer to mic_device instance
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|  * @doorbell: doorbell number.
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|  */
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| static void mic_x100_send_intr(struct mic_device *mdev, int doorbell)
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| {
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| 	int rdmasr_db;
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| 	if (doorbell < MIC_X100_NUM_SBOX_IRQ) {
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| 		mic_x100_send_sbox_intr(mdev, doorbell);
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| 	} else {
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| 		rdmasr_db = doorbell - MIC_X100_NUM_SBOX_IRQ;
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| 		mic_x100_send_rdmasr_intr(mdev, rdmasr_db);
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| 	}
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| }
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| 
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| /**
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|  * mic_x100_ack_interrupt - Read the interrupt sources register and
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|  * clear it. This function will be called in the MSI/INTx case.
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|  * @mdev: Pointer to mic_device instance.
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|  *
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|  * Returns: bitmask of interrupt sources triggered.
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|  */
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| static u32 mic_x100_ack_interrupt(struct mic_device *mdev)
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| {
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| 	u32 sicr0 = MIC_X100_SBOX_BASE_ADDRESS + MIC_X100_SBOX_SICR0;
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| 	u32 reg = mic_mmio_read(&mdev->mmio, sicr0);
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| 	mic_mmio_write(&mdev->mmio, reg, sicr0);
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| 	return reg;
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| }
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| 
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| /**
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|  * mic_x100_intr_workarounds - These hardware specific workarounds are
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|  * to be invoked everytime an interrupt is handled.
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|  * @mdev: Pointer to mic_device instance.
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|  *
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|  * Returns: none
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|  */
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| static void mic_x100_intr_workarounds(struct mic_device *mdev)
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| {
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| 	struct mic_mw *mw = &mdev->mmio;
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| 
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| 	/* Clear pending bit array. */
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| 	if (MIC_A0_STEP == mdev->stepping)
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| 		mic_mmio_write(mw, 1, MIC_X100_SBOX_BASE_ADDRESS +
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| 			MIC_X100_SBOX_MSIXPBACR);
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| 
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| 	if (mdev->stepping >= MIC_B0_STEP)
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| 		mdev->intr_ops->enable_interrupts(mdev);
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| }
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| 
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| /**
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|  * mic_x100_hw_intr_init - Initialize h/w specific interrupt
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|  * information.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static void mic_x100_hw_intr_init(struct mic_device *mdev)
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| {
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| 	mdev->intr_info = (struct mic_intr_info *)mic_x100_intr_init;
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| }
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| 
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| /**
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|  * mic_x100_read_msi_to_src_map - read from the MSI mapping registers
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|  * @mdev: pointer to mic_device instance
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|  * @idx: index to the mapping register, 0 based
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|  *
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|  * This function allows reading of the 32bit MSI mapping register.
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|  *
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|  * RETURNS: The value in the register.
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|  */
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| static u32
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| mic_x100_read_msi_to_src_map(struct mic_device *mdev, int idx)
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| {
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| 	return mic_mmio_read(&mdev->mmio,
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| 		MIC_X100_SBOX_BASE_ADDRESS +
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| 		MIC_X100_SBOX_MXAR0 + idx * 4);
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| }
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| 
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| /**
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|  * mic_x100_program_msi_to_src_map - program the MSI mapping registers
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|  * @mdev: pointer to mic_device instance
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|  * @idx: index to the mapping register, 0 based
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|  * @offset: The bit offset in the register that needs to be updated.
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|  * @set: boolean specifying if the bit in the specified offset needs
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|  * to be set or cleared.
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|  *
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|  * RETURNS: None.
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|  */
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| static void
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| mic_x100_program_msi_to_src_map(struct mic_device *mdev,
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| 				int idx, int offset, bool set)
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| {
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| 	unsigned long reg;
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| 	struct mic_mw *mw = &mdev->mmio;
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| 	u32 mxar = MIC_X100_SBOX_BASE_ADDRESS +
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| 		MIC_X100_SBOX_MXAR0 + idx * 4;
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| 
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| 	reg = mic_mmio_read(mw, mxar);
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| 	if (set)
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| 		__set_bit(offset, ®);
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| 	else
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| 		__clear_bit(offset, ®);
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| 	mic_mmio_write(mw, reg, mxar);
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| }
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| 
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| /*
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|  * mic_x100_reset_fw_ready - Reset Firmware ready status field.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static void mic_x100_reset_fw_ready(struct mic_device *mdev)
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| {
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| 	mdev->ops->write_spad(mdev, MIC_X100_DOWNLOAD_INFO, 0);
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| }
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| 
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| /*
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|  * mic_x100_is_fw_ready - Check if firmware is ready.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static bool mic_x100_is_fw_ready(struct mic_device *mdev)
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| {
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| 	u32 scratch2 = mdev->ops->read_spad(mdev, MIC_X100_DOWNLOAD_INFO);
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| 	return MIC_X100_SPAD2_DOWNLOAD_STATUS(scratch2) ? true : false;
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| }
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| 
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| /**
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|  * mic_x100_get_apic_id - Get bootstrap APIC ID.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static u32 mic_x100_get_apic_id(struct mic_device *mdev)
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| {
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| 	u32 scratch2 = 0;
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| 
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| 	scratch2 = mdev->ops->read_spad(mdev, MIC_X100_DOWNLOAD_INFO);
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| 	return MIC_X100_SPAD2_APIC_ID(scratch2);
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| }
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| 
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| /**
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|  * mic_x100_send_firmware_intr - Send an interrupt to the firmware on MIC.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static void mic_x100_send_firmware_intr(struct mic_device *mdev)
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| {
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| 	u32 apicicr_low;
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| 	u64 apic_icr_offset = MIC_X100_SBOX_APICICR7;
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| 	int vector = MIC_X100_BSP_INTERRUPT_VECTOR;
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| 	struct mic_mw *mw = &mdev->mmio;
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| 
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| 	/*
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| 	 * For MIC we need to make sure we "hit"
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| 	 * the send_icr bit (13).
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| 	 */
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| 	apicicr_low = (vector | (1 << 13));
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| 
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| 	mic_mmio_write(mw, mic_x100_get_apic_id(mdev),
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| 		       MIC_X100_SBOX_BASE_ADDRESS + apic_icr_offset + 4);
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| 
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| 	/* Ensure that the interrupt is ordered w.r.t. previous stores. */
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| 	wmb();
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| 	mic_mmio_write(mw, apicicr_low,
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| 		       MIC_X100_SBOX_BASE_ADDRESS + apic_icr_offset);
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| }
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| 
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| /**
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|  * mic_x100_hw_reset - Reset the MIC device.
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|  * @mdev: pointer to mic_device instance
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|  */
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| static void mic_x100_hw_reset(struct mic_device *mdev)
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| {
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| 	u32 reset_reg;
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| 	u32 rgcr = MIC_X100_SBOX_BASE_ADDRESS + MIC_X100_SBOX_RGCR;
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| 	struct mic_mw *mw = &mdev->mmio;
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| 
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| 	/* Ensure that the reset is ordered w.r.t. previous loads and stores */
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| 	mb();
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| 	/* Trigger reset */
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| 	reset_reg = mic_mmio_read(mw, rgcr);
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| 	reset_reg |= 0x1;
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| 	mic_mmio_write(mw, reset_reg, rgcr);
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| 	/*
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| 	 * It seems we really want to delay at least 1 second
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| 	 * after touching reset to prevent a lot of problems.
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| 	 */
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| 	msleep(1000);
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| }
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| 
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| /**
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|  * mic_x100_load_command_line - Load command line to MIC.
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|  * @mdev: pointer to mic_device instance
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|  * @fw: the firmware image
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|  *
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|  * RETURNS: An appropriate -ERRNO error value on error, or zero for success.
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|  */
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| static int
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| mic_x100_load_command_line(struct mic_device *mdev, const struct firmware *fw)
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| {
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| 	u32 len = 0;
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| 	u32 boot_mem;
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| 	char *buf;
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| 	void __iomem *cmd_line_va = mdev->aper.va + mdev->bootaddr + fw->size;
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| #define CMDLINE_SIZE 2048
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| 
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| 	boot_mem = mdev->aper.len >> 20;
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| 	buf = kzalloc(CMDLINE_SIZE, GFP_KERNEL);
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| 	if (!buf)
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| 		return -ENOMEM;
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| 
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| 	len += snprintf(buf, CMDLINE_SIZE - len,
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| 		" mem=%dM", boot_mem);
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| 	if (mdev->cosm_dev->cmdline)
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| 		snprintf(buf + len, CMDLINE_SIZE - len, " %s",
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| 			 mdev->cosm_dev->cmdline);
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| 	memcpy_toio(cmd_line_va, buf, strlen(buf) + 1);
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| 	kfree(buf);
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| 	return 0;
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| }
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| 
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| /**
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|  * mic_x100_load_ramdisk - Load ramdisk to MIC.
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|  * @mdev: pointer to mic_device instance
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|  *
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|  * RETURNS: An appropriate -ERRNO error value on error, or zero for success.
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|  */
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| static int
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| mic_x100_load_ramdisk(struct mic_device *mdev)
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| {
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| 	const struct firmware *fw;
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| 	int rc;
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| 	struct boot_params __iomem *bp = mdev->aper.va + mdev->bootaddr;
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| 
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| 	rc = request_firmware(&fw, mdev->cosm_dev->ramdisk, &mdev->pdev->dev);
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| 	if (rc < 0) {
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| 		dev_err(&mdev->pdev->dev,
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| 			"ramdisk request_firmware failed: %d %s\n",
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| 			rc, mdev->cosm_dev->ramdisk);
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| 		goto error;
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| 	}
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| 	/*
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| 	 * Typically the bootaddr for card OS is 64M
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| 	 * so copy over the ramdisk @ 128M.
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| 	 */
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| 	memcpy_toio(mdev->aper.va + (mdev->bootaddr << 1), fw->data, fw->size);
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| 	iowrite32(mdev->bootaddr << 1, &bp->hdr.ramdisk_image);
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| 	iowrite32(fw->size, &bp->hdr.ramdisk_size);
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| 	release_firmware(fw);
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| error:
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| 	return rc;
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| }
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| 
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| /**
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|  * mic_x100_get_boot_addr - Get MIC boot address.
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|  * @mdev: pointer to mic_device instance
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|  *
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|  * This function is called during firmware load to determine
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|  * the address at which the OS should be downloaded in card
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|  * memory i.e. GDDR.
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|  * RETURNS: An appropriate -ERRNO error value on error, or zero for success.
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|  */
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| static int
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| mic_x100_get_boot_addr(struct mic_device *mdev)
 | |
| {
 | |
| 	u32 scratch2, boot_addr;
 | |
| 	int rc = 0;
 | |
| 
 | |
| 	scratch2 = mdev->ops->read_spad(mdev, MIC_X100_DOWNLOAD_INFO);
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| 	boot_addr = MIC_X100_SPAD2_DOWNLOAD_ADDR(scratch2);
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| 	dev_dbg(&mdev->pdev->dev, "%s %d boot_addr 0x%x\n",
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| 		__func__, __LINE__, boot_addr);
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| 	if (boot_addr > (1 << 31)) {
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| 		dev_err(&mdev->pdev->dev,
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| 			"incorrect bootaddr 0x%x\n",
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| 			boot_addr);
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| 		rc = -EINVAL;
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| 		goto error;
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| 	}
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| 	mdev->bootaddr = boot_addr;
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| error:
 | |
| 	return rc;
 | |
| }
 | |
| 
 | |
| /**
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|  * mic_x100_load_firmware - Load firmware to MIC.
 | |
|  * @mdev: pointer to mic_device instance
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|  * @buf: buffer containing boot string including firmware/ramdisk path.
 | |
|  *
 | |
|  * RETURNS: An appropriate -ERRNO error value on error, or zero for success.
 | |
|  */
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| static int
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| mic_x100_load_firmware(struct mic_device *mdev, const char *buf)
 | |
| {
 | |
| 	int rc;
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| 	const struct firmware *fw;
 | |
| 
 | |
| 	rc = mic_x100_get_boot_addr(mdev);
 | |
| 	if (rc)
 | |
| 		return rc;
 | |
| 	/* load OS */
 | |
| 	rc = request_firmware(&fw, mdev->cosm_dev->firmware, &mdev->pdev->dev);
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| 	if (rc < 0) {
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| 		dev_err(&mdev->pdev->dev,
 | |
| 			"ramdisk request_firmware failed: %d %s\n",
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| 			rc, mdev->cosm_dev->firmware);
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| 		return rc;
 | |
| 	}
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| 	if (mdev->bootaddr > mdev->aper.len - fw->size) {
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| 		rc = -EINVAL;
 | |
| 		dev_err(&mdev->pdev->dev, "%s %d rc %d bootaddr 0x%x\n",
 | |
| 			__func__, __LINE__, rc, mdev->bootaddr);
 | |
| 		goto error;
 | |
| 	}
 | |
| 	memcpy_toio(mdev->aper.va + mdev->bootaddr, fw->data, fw->size);
 | |
| 	mdev->ops->write_spad(mdev, MIC_X100_FW_SIZE, fw->size);
 | |
| 	if (!strcmp(mdev->cosm_dev->bootmode, "flash")) {
 | |
| 		rc = -EINVAL;
 | |
| 		dev_err(&mdev->pdev->dev, "%s %d rc %d\n",
 | |
| 			__func__, __LINE__, rc);
 | |
| 		goto error;
 | |
| 	}
 | |
| 	/* load command line */
 | |
| 	rc = mic_x100_load_command_line(mdev, fw);
 | |
| 	if (rc) {
 | |
| 		dev_err(&mdev->pdev->dev, "%s %d rc %d\n",
 | |
| 			__func__, __LINE__, rc);
 | |
| 		goto error;
 | |
| 	}
 | |
| 	release_firmware(fw);
 | |
| 	/* load ramdisk */
 | |
| 	if (mdev->cosm_dev->ramdisk)
 | |
| 		rc = mic_x100_load_ramdisk(mdev);
 | |
| 
 | |
| 	return rc;
 | |
| 
 | |
| error:
 | |
| 	release_firmware(fw);
 | |
| 	return rc;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * mic_x100_get_postcode - Get postcode status from firmware.
 | |
|  * @mdev: pointer to mic_device instance
 | |
|  *
 | |
|  * RETURNS: postcode.
 | |
|  */
 | |
| static u32 mic_x100_get_postcode(struct mic_device *mdev)
 | |
| {
 | |
| 	return mic_mmio_read(&mdev->mmio, MIC_X100_POSTCODE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * mic_x100_smpt_set - Update an SMPT entry with a DMA address.
 | |
|  * @mdev: pointer to mic_device instance
 | |
|  *
 | |
|  * RETURNS: none.
 | |
|  */
 | |
| static void
 | |
| mic_x100_smpt_set(struct mic_device *mdev, dma_addr_t dma_addr, u8 index)
 | |
| {
 | |
| #define SNOOP_ON	(0 << 0)
 | |
| #define SNOOP_OFF	(1 << 0)
 | |
| /*
 | |
|  * Sbox Smpt Reg Bits:
 | |
|  * Bits	31:2	Host address
 | |
|  * Bits	1	RSVD
 | |
|  * Bits	0	No snoop
 | |
|  */
 | |
| #define BUILD_SMPT(NO_SNOOP, HOST_ADDR)  \
 | |
| 	(u32)(((HOST_ADDR) << 2) | ((NO_SNOOP) & 0x01))
 | |
| 
 | |
| 	uint32_t smpt_reg_val = BUILD_SMPT(SNOOP_ON,
 | |
| 			dma_addr >> mdev->smpt->info.page_shift);
 | |
| 	mic_mmio_write(&mdev->mmio, smpt_reg_val,
 | |
| 		       MIC_X100_SBOX_BASE_ADDRESS +
 | |
| 		       MIC_X100_SBOX_SMPT00 + (4 * index));
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * mic_x100_smpt_hw_init - Initialize SMPT X100 specific fields.
 | |
|  * @mdev: pointer to mic_device instance
 | |
|  *
 | |
|  * RETURNS: none.
 | |
|  */
 | |
| static void mic_x100_smpt_hw_init(struct mic_device *mdev)
 | |
| {
 | |
| 	struct mic_smpt_hw_info *info = &mdev->smpt->info;
 | |
| 
 | |
| 	info->num_reg = 32;
 | |
| 	info->page_shift = 34;
 | |
| 	info->page_size = (1ULL << info->page_shift);
 | |
| 	info->base = 0x8000000000ULL;
 | |
| }
 | |
| 
 | |
| struct mic_smpt_ops mic_x100_smpt_ops = {
 | |
| 	.init = mic_x100_smpt_hw_init,
 | |
| 	.set = mic_x100_smpt_set,
 | |
| };
 | |
| 
 | |
| static bool mic_x100_dma_filter(struct dma_chan *chan, void *param)
 | |
| {
 | |
| 	if (chan->device->dev->parent == (struct device *)param)
 | |
| 		return true;
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| struct mic_hw_ops mic_x100_ops = {
 | |
| 	.aper_bar = MIC_X100_APER_BAR,
 | |
| 	.mmio_bar = MIC_X100_MMIO_BAR,
 | |
| 	.read_spad = mic_x100_read_spad,
 | |
| 	.write_spad = mic_x100_write_spad,
 | |
| 	.send_intr = mic_x100_send_intr,
 | |
| 	.ack_interrupt = mic_x100_ack_interrupt,
 | |
| 	.intr_workarounds = mic_x100_intr_workarounds,
 | |
| 	.reset = mic_x100_hw_reset,
 | |
| 	.reset_fw_ready = mic_x100_reset_fw_ready,
 | |
| 	.is_fw_ready = mic_x100_is_fw_ready,
 | |
| 	.send_firmware_intr = mic_x100_send_firmware_intr,
 | |
| 	.load_mic_fw = mic_x100_load_firmware,
 | |
| 	.get_postcode = mic_x100_get_postcode,
 | |
| 	.dma_filter = mic_x100_dma_filter,
 | |
| };
 | |
| 
 | |
| struct mic_hw_intr_ops mic_x100_intr_ops = {
 | |
| 	.intr_init = mic_x100_hw_intr_init,
 | |
| 	.enable_interrupts = mic_x100_enable_interrupts,
 | |
| 	.disable_interrupts = mic_x100_disable_interrupts,
 | |
| 	.program_msi_to_src_map = mic_x100_program_msi_to_src_map,
 | |
| 	.read_msi_to_src_map = mic_x100_read_msi_to_src_map,
 | |
| };
 | 
