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https://github.com/joel16/android_kernel_sony_msm8994_rework.git
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[SCSI] 3w-9xxx: add support for 9690SA
The attached patch updates the 3ware 9000 driver: - Fix dma mask setting to fallback to 32-bit if 64-bit fails. - Add support for 9690SA controllers. Signed-off-by: Adam Radford <linuxraid@amcc.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
adam radford
James Bottomley
parent
6826ee4fdb
commit
0e78d158b6
@ -4,7 +4,7 @@
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Written By: Adam Radford <linuxraid@amcc.com>
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Modifications By: Tom Couch <linuxraid@amcc.com>
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Copyright (C) 2004-2006 Applied Micro Circuits Corporation.
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Copyright (C) 2004-2007 Applied Micro Circuits Corporation.
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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 as published by
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@ -69,6 +69,8 @@
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2.26.02.008 - Free irq handler in __twa_shutdown().
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Serialize reset code.
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Add support for 9650SE controllers.
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2.26.02.009 - Fix dma mask setting to fallback to 32-bit if 64-bit fails.
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2.26.02.010 - Add support for 9690SA controllers.
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*/
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#include <linux/module.h>
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@ -92,7 +94,7 @@
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#include "3w-9xxx.h"
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/* Globals */
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#define TW_DRIVER_VERSION "2.26.02.008"
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#define TW_DRIVER_VERSION "2.26.02.010"
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static TW_Device_Extension *twa_device_extension_list[TW_MAX_SLOT];
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static unsigned int twa_device_extension_count;
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static int twa_major = -1;
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@ -124,11 +126,11 @@ static int twa_initconnection(TW_Device_Extension *tw_dev, int message_credits,
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unsigned short *fw_on_ctlr_branch,
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unsigned short *fw_on_ctlr_build,
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u32 *init_connect_result);
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static void twa_load_sgl(TW_Command_Full *full_command_packet, int request_id, dma_addr_t dma_handle, int length);
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static void twa_load_sgl(TW_Device_Extension *tw_dev, TW_Command_Full *full_command_packet, int request_id, dma_addr_t dma_handle, int length);
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static int twa_poll_response(TW_Device_Extension *tw_dev, int request_id, int seconds);
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static int twa_poll_status_gone(TW_Device_Extension *tw_dev, u32 flag, int seconds);
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static int twa_post_command_packet(TW_Device_Extension *tw_dev, int request_id, char internal);
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static int twa_reset_device_extension(TW_Device_Extension *tw_dev, int ioctl_reset);
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static int twa_reset_device_extension(TW_Device_Extension *tw_dev);
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static int twa_reset_sequence(TW_Device_Extension *tw_dev, int soft_reset);
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static int twa_scsiop_execute_scsi(TW_Device_Extension *tw_dev, int request_id, char *cdb, int use_sg, TW_SG_Entry *sglistarg);
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static void twa_scsiop_execute_scsi_complete(TW_Device_Extension *tw_dev, int request_id);
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@ -683,7 +685,7 @@ static int twa_chrdev_ioctl(struct inode *inode, struct file *file, unsigned int
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full_command_packet = &tw_ioctl->firmware_command;
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/* Load request id and sglist for both command types */
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twa_load_sgl(full_command_packet, request_id, dma_handle, data_buffer_length_adjusted);
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twa_load_sgl(tw_dev, full_command_packet, request_id, dma_handle, data_buffer_length_adjusted);
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memcpy(tw_dev->command_packet_virt[request_id], &(tw_ioctl->firmware_command), sizeof(TW_Command_Full));
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@ -700,10 +702,10 @@ static int twa_chrdev_ioctl(struct inode *inode, struct file *file, unsigned int
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if (tw_dev->chrdev_request_id != TW_IOCTL_CHRDEV_FREE) {
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/* Now we need to reset the board */
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printk(KERN_WARNING "3w-9xxx: scsi%d: WARNING: (0x%02X:0x%04X): Character ioctl (0x%x) timed out, resetting card.\n",
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tw_dev->host->host_no, TW_DRIVER, 0xc,
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tw_dev->host->host_no, TW_DRIVER, 0x37,
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cmd);
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retval = TW_IOCTL_ERROR_OS_EIO;
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twa_reset_device_extension(tw_dev, 1);
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twa_reset_device_extension(tw_dev);
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goto out3;
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}
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@ -890,7 +892,9 @@ static int twa_decode_bits(TW_Device_Extension *tw_dev, u32 status_reg_value)
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}
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if (status_reg_value & TW_STATUS_QUEUE_ERROR) {
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if ((tw_dev->tw_pci_dev->device != PCI_DEVICE_ID_3WARE_9650SE) || (!test_bit(TW_IN_RESET, &tw_dev->flags)))
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if (((tw_dev->tw_pci_dev->device != PCI_DEVICE_ID_3WARE_9650SE) &&
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(tw_dev->tw_pci_dev->device != PCI_DEVICE_ID_3WARE_9690SA)) ||
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(!test_bit(TW_IN_RESET, &tw_dev->flags)))
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TW_PRINTK(tw_dev->host, TW_DRIVER, 0xe, "Controller Queue Error: clearing");
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writel(TW_CONTROL_CLEAR_QUEUE_ERROR, TW_CONTROL_REG_ADDR(tw_dev));
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}
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@ -935,8 +939,7 @@ static int twa_empty_response_queue_large(TW_Device_Extension *tw_dev)
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unsigned long before;
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int retval = 1;
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if ((tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9550SX) ||
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(tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9650SE)) {
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if (tw_dev->tw_pci_dev->device != PCI_DEVICE_ID_3WARE_9000) {
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before = jiffies;
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while ((response_que_value & TW_9550SX_DRAIN_COMPLETED) != TW_9550SX_DRAIN_COMPLETED) {
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response_que_value = readl(TW_RESPONSE_QUEUE_REG_ADDR_LARGE(tw_dev));
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@ -1196,7 +1199,6 @@ static irqreturn_t twa_interrupt(int irq, void *dev_instance)
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u32 status_reg_value;
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TW_Response_Queue response_que;
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TW_Command_Full *full_command_packet;
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TW_Command *command_packet;
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TW_Device_Extension *tw_dev = (TW_Device_Extension *)dev_instance;
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int handled = 0;
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@ -1274,7 +1276,6 @@ static irqreturn_t twa_interrupt(int irq, void *dev_instance)
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request_id = TW_RESID_OUT(response_que.response_id);
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full_command_packet = tw_dev->command_packet_virt[request_id];
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error = 0;
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command_packet = &full_command_packet->command.oldcommand;
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/* Check for command packet errors */
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if (full_command_packet->command.newcommand.status != 0) {
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if (tw_dev->srb[request_id] != 0) {
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@ -1353,11 +1354,15 @@ twa_interrupt_bail:
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} /* End twa_interrupt() */
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/* This function will load the request id and various sgls for ioctls */
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static void twa_load_sgl(TW_Command_Full *full_command_packet, int request_id, dma_addr_t dma_handle, int length)
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static void twa_load_sgl(TW_Device_Extension *tw_dev, TW_Command_Full *full_command_packet, int request_id, dma_addr_t dma_handle, int length)
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{
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TW_Command *oldcommand;
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TW_Command_Apache *newcommand;
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TW_SG_Entry *sgl;
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unsigned int pae = 0;
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if ((sizeof(long) < 8) && (sizeof(dma_addr_t) > 4))
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pae = 1;
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if (TW_OP_OUT(full_command_packet->command.newcommand.opcode__reserved) == TW_OP_EXECUTE_SCSI) {
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newcommand = &full_command_packet->command.newcommand;
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@ -1373,12 +1378,14 @@ static void twa_load_sgl(TW_Command_Full *full_command_packet, int request_id, d
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if (TW_SGL_OUT(oldcommand->opcode__sgloffset)) {
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/* Load the sg list */
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sgl = (TW_SG_Entry *)((u32 *)oldcommand+TW_SGL_OUT(oldcommand->opcode__sgloffset));
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if (tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9690SA)
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sgl = (TW_SG_Entry *)((u32 *)oldcommand+oldcommand->size - (sizeof(TW_SG_Entry)/4) + pae);
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else
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sgl = (TW_SG_Entry *)((u32 *)oldcommand+TW_SGL_OUT(oldcommand->opcode__sgloffset));
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sgl->address = TW_CPU_TO_SGL(dma_handle + sizeof(TW_Ioctl_Buf_Apache) - 1);
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sgl->length = cpu_to_le32(length);
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if ((sizeof(long) < 8) && (sizeof(dma_addr_t) > 4))
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oldcommand->size += 1;
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oldcommand->size += pae;
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}
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}
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} /* End twa_load_sgl() */
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@ -1507,7 +1514,8 @@ static int twa_post_command_packet(TW_Device_Extension *tw_dev, int request_id,
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command_que_value = tw_dev->command_packet_phys[request_id];
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/* For 9650SE write low 4 bytes first */
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if (tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9650SE) {
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if ((tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9650SE) ||
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(tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9690SA)) {
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command_que_value += TW_COMMAND_OFFSET;
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writel((u32)command_que_value, TW_COMMAND_QUEUE_REG_ADDR_LARGE(tw_dev));
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}
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@ -1538,7 +1546,8 @@ static int twa_post_command_packet(TW_Device_Extension *tw_dev, int request_id,
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TW_UNMASK_COMMAND_INTERRUPT(tw_dev);
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goto out;
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} else {
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if (tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9650SE) {
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if ((tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9650SE) ||
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(tw_dev->tw_pci_dev->device == PCI_DEVICE_ID_3WARE_9690SA)) {
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/* Now write upper 4 bytes */
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writel((u32)((u64)command_que_value >> 32), TW_COMMAND_QUEUE_REG_ADDR_LARGE(tw_dev) + 0x4);
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} else {
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@ -1562,7 +1571,7 @@ out:
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} /* End twa_post_command_packet() */
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/* This function will reset a device extension */
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static int twa_reset_device_extension(TW_Device_Extension *tw_dev, int ioctl_reset)
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static int twa_reset_device_extension(TW_Device_Extension *tw_dev)
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{
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int i = 0;
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int retval = 1;
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@ -1720,7 +1729,7 @@ static int twa_scsi_eh_reset(struct scsi_cmnd *SCpnt)
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mutex_lock(&tw_dev->ioctl_lock);
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/* Now reset the card and some of the device extension data */
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if (twa_reset_device_extension(tw_dev, 0)) {
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if (twa_reset_device_extension(tw_dev)) {
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TW_PRINTK(tw_dev->host, TW_DRIVER, 0x2b, "Controller reset failed during scsi host reset");
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goto out;
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}
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@ -2002,11 +2011,14 @@ static int __devinit twa_probe(struct pci_dev *pdev, const struct pci_device_id
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pci_set_master(pdev);
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retval = pci_set_dma_mask(pdev, sizeof(dma_addr_t) > 4 ? DMA_64BIT_MASK : DMA_32BIT_MASK);
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if (retval) {
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TW_PRINTK(host, TW_DRIVER, 0x23, "Failed to set dma mask");
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goto out_disable_device;
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}
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if (pci_set_dma_mask(pdev, DMA_64BIT_MASK)
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|| pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK))
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if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)
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|| pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) {
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TW_PRINTK(host, TW_DRIVER, 0x23, "Failed to set dma mask");
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retval = -ENODEV;
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goto out_disable_device;
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}
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host = scsi_host_alloc(&driver_template, sizeof(TW_Device_Extension));
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if (!host) {
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@ -2054,7 +2066,8 @@ static int __devinit twa_probe(struct pci_dev *pdev, const struct pci_device_id
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goto out_iounmap;
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/* Set host specific parameters */
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if (pdev->device == PCI_DEVICE_ID_3WARE_9650SE)
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if ((pdev->device == PCI_DEVICE_ID_3WARE_9650SE) ||
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(pdev->device == PCI_DEVICE_ID_3WARE_9690SA))
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host->max_id = TW_MAX_UNITS_9650SE;
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else
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host->max_id = TW_MAX_UNITS;
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@ -2161,6 +2174,8 @@ static struct pci_device_id twa_pci_tbl[] __devinitdata = {
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
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{ PCI_VENDOR_ID_3WARE, PCI_DEVICE_ID_3WARE_9650SE,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
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{ PCI_VENDOR_ID_3WARE, PCI_DEVICE_ID_3WARE_9690SA,
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PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
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{ }
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};
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MODULE_DEVICE_TABLE(pci, twa_pci_tbl);
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@ -4,7 +4,7 @@
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Written By: Adam Radford <linuxraid@amcc.com>
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Modifications By: Tom Couch <linuxraid@amcc.com>
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Copyright (C) 2004-2006 Applied Micro Circuits Corporation.
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Copyright (C) 2004-2007 Applied Micro Circuits Corporation.
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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 as published by
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@ -419,6 +419,9 @@ static twa_message_type twa_error_table[] = {
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#ifndef PCI_DEVICE_ID_3WARE_9650SE
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#define PCI_DEVICE_ID_3WARE_9650SE 0x1004
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#endif
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#ifndef PCI_DEVICE_ID_3WARE_9690SA
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#define PCI_DEVICE_ID_3WARE_9690SA 0x1005
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#endif
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/* Bitmask macros to eliminate bitfields */
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