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Commit 61f098dd authored Apr 11, 2014 by Hiral Patel Committed by Christoph Hellwig May 19, 2014

qla2xxx: Introduce fw_dump_flag to track fw dump progress.



Signed-off-by: Hiral Patel <hiral.patel@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

parent 2f389fc4

drivers/scsi/qla2xxx/qla_dbg.c

+32 −10

Original line number	Diff line number	Diff line
		@@ -277,9 +277,15 @@ qla24xx_dump_memory(struct qla_hw_data ha, uint32_t code_ram,
		if (rval != QLA_SUCCESS)
		return rval;

		set_bit(RISC_SRAM_DUMP_CMPL, &ha->fw_dump_cap_flags);

		/* External Memory. */
		return qla24xx_dump_ram(ha, 0x100000, *nxt,
		rval = qla24xx_dump_ram(ha, 0x100000, *nxt,
		ha->fw_memory_size - 0x100000 + 1, nxt);
		if (rval == QLA_SUCCESS)
		set_bit(RISC_EXT_MEM_DUMP_CMPL, &ha->fw_dump_cap_flags);

		return rval;
		}

		static uint32_t *
		@@ -297,12 +303,14 @@ qla24xx_read_window(struct device_reg_24xx __iomem *reg, uint32_t iobase,
		}

		void
		qla24xx_pause_risc(struct device_reg_24xx __iomem *reg)
		qla24xx_pause_risc(struct device_reg_24xx __iomem reg, struct qla_hw_data ha)
		{
		WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_PAUSE);

		/* 100 usec delay is sufficient enough for hardware to pause RISC */
		udelay(100);
		if (RD_REG_DWORD(&reg->host_status) & HSRX_RISC_PAUSED)
		set_bit(RISC_PAUSE_CMPL, &ha->fw_dump_cap_flags);
		}

		int
		@@ -325,6 +333,8 @@ qla24xx_soft_reset(struct qla_hw_data *ha)

		udelay(10);
		}
		if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE))
		set_bit(DMA_SHUTDOWN_CMPL, &ha->fw_dump_cap_flags);

		WRT_REG_DWORD(&reg->ctrl_status,
		CSRX_ISP_SOFT_RESET\|CSRX_DMA_SHUTDOWN\|MWB_4096_BYTES);
		@@ -340,6 +350,9 @@ qla24xx_soft_reset(struct qla_hw_data *ha)

		udelay(10);
		}
		if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_ISP_SOFT_RESET))
		set_bit(ISP_RESET_CMPL, &ha->fw_dump_cap_flags);

		WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
		RD_REG_DWORD(&reg->hccr); /* PCI Posting. */

		@@ -350,6 +363,8 @@ qla24xx_soft_reset(struct qla_hw_data *ha)
		else
		rval = QLA_FUNCTION_TIMEOUT;
		}
		if (rval == QLA_SUCCESS)
		set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);

		return rval;
		}
		@@ -646,12 +661,13 @@ qla2xxx_dump_post_process(scsi_qla_host_t *vha, int rval)

		if (rval != QLA_SUCCESS) {
		ql_log(ql_log_warn, vha, 0xd000,
		"Failed to dump firmware (%x).\n", rval);
		"Failed to dump firmware (%x), dump status flags (0x%lx).\n",
		rval, ha->fw_dump_cap_flags);
		ha->fw_dumped = 0;
		} else {
		ql_log(ql_log_info, vha, 0xd001,
		"Firmware dump saved to temp buffer (%ld/%p).\n",
		vha->host_no, ha->fw_dump);
		"Firmware dump saved to temp buffer (%ld/%p), dump status flags (0x%lx).\n",
		vha->host_no, ha->fw_dump, ha->fw_dump_cap_flags);
		ha->fw_dumped = 1;
		qla2x00_post_uevent_work(vha, QLA_UEVENT_CODE_FW_DUMP);
		}
		@@ -1040,6 +1056,7 @@ qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)

		risc_address = ext_mem_cnt = 0;
		flags = 0;
		ha->fw_dump_cap_flags = 0;

		if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);
		@@ -1066,7 +1083,7 @@ qla24xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
		* Pause RISC. No need to track timeout, as resetting the chip
		* is the right approach incase of pause timeout
		*/
		qla24xx_pause_risc(reg);
		qla24xx_pause_risc(reg, ha);

		/* Host interface registers. */
		dmp_reg = &reg->flash_addr;
		@@ -1290,6 +1307,7 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)

		risc_address = ext_mem_cnt = 0;
		flags = 0;
		ha->fw_dump_cap_flags = 0;

		if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);
		@@ -1317,7 +1335,7 @@ qla25xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
		* Pause RISC. No need to track timeout, as resetting the chip
		* is the right approach incase of pause timeout
		*/
		qla24xx_pause_risc(reg);
		qla24xx_pause_risc(reg, ha);

		/* Host/Risc registers. */
		iter_reg = fw->host_risc_reg;
		@@ -1608,6 +1626,7 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)

		risc_address = ext_mem_cnt = 0;
		flags = 0;
		ha->fw_dump_cap_flags = 0;

		if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);
		@@ -1634,7 +1653,7 @@ qla81xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
		* Pause RISC. No need to track timeout, as resetting the chip
		* is the right approach incase of pause timeout
		*/
		qla24xx_pause_risc(reg);
		qla24xx_pause_risc(reg, ha);

		/* Host/Risc registers. */
		iter_reg = fw->host_risc_reg;
		@@ -1928,6 +1947,7 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)

		risc_address = ext_mem_cnt = 0;
		flags = 0;
		ha->fw_dump_cap_flags = 0;

		if (!hardware_locked)
		spin_lock_irqsave(&ha->hardware_lock, flags);
		@@ -1953,7 +1973,7 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
		* Pause RISC. No need to track timeout, as resetting the chip
		* is the right approach incase of pause timeout
		*/
		qla24xx_pause_risc(reg);
		qla24xx_pause_risc(reg, ha);

		WRT_REG_DWORD(&reg->iobase_addr, 0x6000);
		dmp_reg = &reg->iobase_window;
		@@ -2376,10 +2396,12 @@ qla83xx_fw_dump(scsi_qla_host_t *vha, int hardware_locked)
		nxt += sizeof(fw->code_ram);
		nxt += (ha->fw_memory_size - 0x100000 + 1);
		goto copy_queue;
		} else
		} else {
		set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
		ql_log(ql_log_warn, vha, 0xd010,
		"bigger hammer success?\n");
		}
		}

		rval = qla24xx_dump_memory(ha, fw->code_ram, sizeof(fw->code_ram),
		&nxt);

drivers/scsi/qla2xxx/qla_dbg.h

+2 −1

Original line number	Diff line number	Diff line
		@@ -353,5 +353,6 @@ extern int qla27xx_dump_mpi_ram(struct qla_hw_data , uint32_t, uint32_t ,
		uint32_t, void **);
		extern int qla24xx_dump_ram(struct qla_hw_data , uint32_t, uint32_t ,
		uint32_t, void **);
		extern void qla24xx_pause_risc(struct device_reg_24xx __iomem *);
		extern void qla24xx_pause_risc(struct device_reg_24xx __iomem *,
		struct qla_hw_data *);
		extern int qla24xx_soft_reset(struct qla_hw_data *);

drivers/scsi/qla2xxx/qla_def.h

+7 −0

Original line number	Diff line number	Diff line
		@@ -3147,6 +3147,13 @@ struct qla_hw_data {
		struct qla2xxx_fw_dump *fw_dump;
		uint32_t fw_dump_len;
		int fw_dumped;
		unsigned long fw_dump_cap_flags;
		#define RISC_PAUSE_CMPL 0
		#define DMA_SHUTDOWN_CMPL 1
		#define ISP_RESET_CMPL 2
		#define RISC_RDY_AFT_RESET 3
		#define RISC_SRAM_DUMP_CMPL 4
		#define RISC_EXT_MEM_DUMP_CMPL 5
		int fw_dump_reading;
		int prev_minidump_failed;
		dma_addr_t eft_dma;

drivers/scsi/qla2xxx/qla_init.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1476,6 +1476,7 @@ qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
		}

		ha->fw_dumped = 0;
		ha->fw_dump_cap_flags = 0;
		dump_size = fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
		req_q_size = rsp_q_size = 0;

drivers/scsi/qla2xxx/qla_os.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -3654,6 +3654,7 @@ qla2x00_free_fw_dump(struct qla_hw_data *ha)
		ha->eft = NULL;
		ha->eft_dma = 0;
		ha->fw_dumped = 0;
		ha->fw_dump_cap_flags = 0;
		ha->fw_dump_reading = 0;
		ha->fw_dump = NULL;
		ha->fw_dump_len = 0;