Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755079AbZIUCqb (ORCPT ); Sun, 20 Sep 2009 22:46:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754664AbZIUCqa (ORCPT ); Sun, 20 Sep 2009 22:46:30 -0400 Received: from na3sys009aog113.obsmtp.com ([74.125.149.209]:33944 "EHLO na3sys009aog113.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754415AbZIUCq3 convert rfc822-to-8bit (ORCPT ); Sun, 20 Sep 2009 22:46:29 -0400 From: "Yang, Bo" To: "Yang, Bo" , "linux-scsi@vger.kernel.org" , "akpm@osdl.org" , "linux-kernel@vger.kernel.org" , "James.Bottomley@HansenPartnership.com" , "James.Bottomley@suse.de" Date: Sun, 20 Sep 2009 20:46:20 -0600 Subject: [PATCH 11/12] scsi: megaraid_sas - Add the 3 mins support during the FW boot-up and fixed the 64 bit sense buff error. Thread-Topic: [PATCH 11/12] scsi: megaraid_sas - Add the 3 mins support during the FW boot-up and fixed the 64 bit sense buff error. Thread-Index: Aco284muq21jjlUCRvWfDnAhnowdBQAABfzAAAAxetAAAF05EAAATiEQAAAy5GAAAEeYsAAAagLgAABgNiAAAIZ8AADZ1diA Message-ID: <4B6A08C587958942AA3002690DD4F8C35C512407@cosmail02.lsi.com> In-Reply-To: <4B6A08C587958942AA3002690DD4F8C35C5119D7@cosmail02.lsi.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6319 Lines: 151 Add the 3 mins support during the FW boot-up to the driver. Also add the fix for the 64 bit sense buff error. Signed-off-by Bo Yang --- drivers/scsi/megaraid/megaraid_sas.c | 36 ++++++++++++++++++++--------------- 1 file changed, 21 insertions(+), 15 deletions(-) diff -rupN linux-2.6.28_orig/drivers/scsi/megaraid/megaraid_sas.c linux-2.6.28_new/drivers/scsi/megaraid/megaraid_sas.c --- linux-2.6.28_orig/drivers/scsi/megaraid/megaraid_sas.c 2009-09-15 05:01:51.000000000 -0400 +++ linux-2.6.28_new/drivers/scsi/megaraid/megaraid_sas.c 2009-09-15 05:23:28.000000000 -0400 @@ -1820,6 +1820,7 @@ megasas_transition_to_ready(struct megas u8 max_wait; u32 fw_state; u32 cur_state; + u32 abs_state, curr_abs_state; fw_state = instance->instancet->read_fw_status_reg(instance->reg_set) & MFI_STATE_MASK; @@ -1829,6 +1830,9 @@ megasas_transition_to_ready(struct megas while (fw_state != MFI_STATE_READY) { + abs_state = + instance->instancet->read_fw_status_reg(instance->reg_set); + switch (fw_state) { case MFI_STATE_FAULT: @@ -1854,7 +1858,7 @@ megasas_transition_to_ready(struct megas &instance->reg_set->inbound_doorbell); } - max_wait = 2; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_WAIT_HANDSHAKE; break; @@ -1869,7 +1873,7 @@ megasas_transition_to_ready(struct megas writel(MFI_INIT_HOTPLUG, &instance->reg_set->inbound_doorbell); - max_wait = 10; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_BOOT_MESSAGE_PENDING; break; @@ -1888,7 +1892,7 @@ megasas_transition_to_ready(struct megas writel(MFI_RESET_FLAGS, &instance->reg_set->inbound_doorbell); - max_wait = 60; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_OPERATIONAL; break; @@ -1896,32 +1900,32 @@ megasas_transition_to_ready(struct megas /* * This state should not last for more than 2 seconds */ - max_wait = 2; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_UNDEFINED; break; case MFI_STATE_BB_INIT: - max_wait = 2; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_BB_INIT; break; case MFI_STATE_FW_INIT: - max_wait = 20; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_FW_INIT; break; case MFI_STATE_FW_INIT_2: - max_wait = 20; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_FW_INIT_2; break; case MFI_STATE_DEVICE_SCAN: - max_wait = 20; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_DEVICE_SCAN; break; case MFI_STATE_FLUSH_CACHE: - max_wait = 20; + max_wait = MEGASAS_RESET_WAIT_TIME; cur_state = MFI_STATE_FLUSH_CACHE; break; @@ -1937,8 +1941,10 @@ megasas_transition_to_ready(struct megas for (i = 0; i < (max_wait * 1000); i++) { fw_state = instance->instancet->read_fw_status_reg(instance->reg_set) & MFI_STATE_MASK ; + curr_abs_state = + instance->instancet->read_fw_status_reg(instance->reg_set); - if (fw_state == cur_state) { + if (abs_state == curr_abs_state) { msleep(1); } else break; @@ -1947,7 +1953,7 @@ megasas_transition_to_ready(struct megas /* * Return error if fw_state hasn't changed after max_wait */ - if (fw_state == cur_state) { + if (curr_abs_state == abs_state) { printk(KERN_DEBUG "FW state [%d] hasn't changed " "in %d secs\n", fw_state, max_wait); return -ENODEV; @@ -3515,7 +3521,7 @@ megasas_mgmt_fw_ioctl(struct megasas_ins int error = 0, i; void *sense = NULL; dma_addr_t sense_handle; - u32 *sense_ptr; + unsigned long *sense_ptr; memset(kbuff_arr, 0, sizeof(kbuff_arr)); @@ -3593,7 +3599,7 @@ megasas_mgmt_fw_ioctl(struct megasas_ins } sense_ptr = - (u32 *) ((unsigned long)cmd->frame + ioc->sense_off); + (unsigned long *) ((unsigned long)cmd->frame + ioc->sense_off); *sense_ptr = sense_handle; } @@ -3624,8 +3630,8 @@ megasas_mgmt_fw_ioctl(struct megasas_ins * sense_ptr points to the location that has the user * sense buffer address */ - sense_ptr = (u32 *) ((unsigned long)ioc->frame.raw + - ioc->sense_off); + sense_ptr = (unsigned long *) ((unsigned long)ioc->frame.raw + + ioc->sense_off); if (copy_to_user((void __user *)((unsigned long)(*sense_ptr)), sense, ioc->sense_len)) { -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/