From 0825b8ee2e58ac6616a9936a745a8ad68b0dd362 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Mon, 26 Sep 2016 20:00:59 +0800 Subject: [PATCH 01/10] scsi: be2iscsi: mark symbols static where possible We get 6 warnings when building kernel with W=1: drivers/scsi/be2iscsi/be_main.c:65:1: warning: no previous prototype for 'beiscsi_log_enable_disp' [-Wmissing-prototypes] drivers/scsi/be2iscsi/be_main.c:78:1: warning: no previous prototype for 'beiscsi_log_enable_change' [-Wmissing-prototypes] drivers/scsi/be2iscsi/be_main.c:97:1: warning: no previous prototype for 'beiscsi_log_enable_store' [-Wmissing-prototypes] drivers/scsi/be2iscsi/be_main.c:116:1: warning: no previous prototype for 'beiscsi_log_enable_init' [-Wmissing-prototypes] drivers/scsi/be2iscsi/be_main.c:4587:5: warning: no previous prototype for 'beiscsi_iotask_v2' [-Wmissing-prototypes] drivers/scsi/be2iscsi/be_main.c:4976:6: warning: no previous prototype for 'beiscsi_hba_attrs_init' [-Wmissing-prototypes] In fact, these functions are only used in the file in which they are declared and don't need a declaration, but can be made static. So this patch marks these functions with 'static'. Signed-off-by: Baoyou Xie Reviewed-by: Jitendra Bhivare Signed-off-by: Martin K. Petersen --- drivers/scsi/be2iscsi/be_main.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 6a6906f847db..68138a647dfc 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -61,7 +61,7 @@ MODULE_PARM_DESC(be_max_phys_size, "memory that can be allocated. Range is 16 - 128"); #define beiscsi_disp_param(_name)\ -ssize_t \ +static ssize_t \ beiscsi_##_name##_disp(struct device *dev,\ struct device_attribute *attrib, char *buf) \ { \ @@ -74,7 +74,7 @@ beiscsi_##_name##_disp(struct device *dev,\ } #define beiscsi_change_param(_name, _minval, _maxval, _defaval)\ -int \ +static int \ beiscsi_##_name##_change(struct beiscsi_hba *phba, uint32_t val)\ {\ if (val >= _minval && val <= _maxval) {\ @@ -93,7 +93,7 @@ beiscsi_##_name##_change(struct beiscsi_hba *phba, uint32_t val)\ } #define beiscsi_store_param(_name) \ -ssize_t \ +static ssize_t \ beiscsi_##_name##_store(struct device *dev,\ struct device_attribute *attr, const char *buf,\ size_t count) \ @@ -112,7 +112,7 @@ beiscsi_##_name##_store(struct device *dev,\ } #define beiscsi_init_param(_name, _minval, _maxval, _defval) \ -int \ +static int \ beiscsi_##_name##_init(struct beiscsi_hba *phba, uint32_t val) \ { \ if (val >= _minval && val <= _maxval) {\ @@ -4584,7 +4584,7 @@ free_hndls: io_task->cmd_bhs = NULL; return -ENOMEM; } -int beiscsi_iotask_v2(struct iscsi_task *task, struct scatterlist *sg, +static int beiscsi_iotask_v2(struct iscsi_task *task, struct scatterlist *sg, unsigned int num_sg, unsigned int xferlen, unsigned int writedir) { @@ -4973,7 +4973,7 @@ static int beiscsi_bsg_request(struct bsg_job *job) return rc; } -void beiscsi_hba_attrs_init(struct beiscsi_hba *phba) +static void beiscsi_hba_attrs_init(struct beiscsi_hba *phba) { /* Set the logging parameter */ beiscsi_log_enable_init(phba, beiscsi_log_enable); From 46c1cf706076500cdcde3445be97233793eec7f1 Mon Sep 17 00:00:00 2001 From: Kyuho Choi Date: Mon, 26 Sep 2016 23:58:25 +0900 Subject: [PATCH 02/10] scsi: ufs: Enable no vccq quirk for skhynix device This patch enable no vccq quirk for SKHynix devices. SKHynix ufs device don't need vccq vrail for device operation. Signed-off-by: Kyuho Choi Reviewed-by: Subhash Jadavani Signed-off-by: Martin K. Petersen --- drivers/scsi/ufs/ufs_quirks.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/scsi/ufs/ufs_quirks.h b/drivers/scsi/ufs/ufs_quirks.h index ee4ab85e2801..22f881e9253a 100644 --- a/drivers/scsi/ufs/ufs_quirks.h +++ b/drivers/scsi/ufs/ufs_quirks.h @@ -25,6 +25,7 @@ #define UFS_VENDOR_TOSHIBA 0x198 #define UFS_VENDOR_SAMSUNG 0x1CE +#define UFS_VENDOR_SKHYNIX 0x1AD /** * ufs_device_info - ufs device details @@ -145,6 +146,7 @@ static struct ufs_dev_fix ufs_fixups[] = { UFS_DEVICE_QUIRK_PA_TACTIVATE), UFS_FIX(UFS_VENDOR_TOSHIBA, "THGLF2G9D8KBADG", UFS_DEVICE_QUIRK_PA_TACTIVATE), + UFS_FIX(UFS_VENDOR_SKHYNIX, UFS_ANY_MODEL, UFS_DEVICE_NO_VCCQ), END_FIX }; From 623290a204571b80dc6d720d47d0aa29d31f9ecd Mon Sep 17 00:00:00 2001 From: Lee Duncan Date: Mon, 26 Sep 2016 15:25:30 -0700 Subject: [PATCH 03/10] MAINTAINERS: Update open-iscsi maintainers Chris Leech and I are taking over as open-iscsi maintainers. Signed-off-by: Lee Duncan Reviewed-by: Mike Christie Signed-off-by: Martin K. Petersen --- MAINTAINERS | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/MAINTAINERS b/MAINTAINERS index 48f2b480ac6e..f0ee7a6faadf 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -6430,10 +6430,10 @@ S: Maintained F: drivers/firmware/iscsi_ibft* ISCSI -M: Mike Christie +M: Lee Duncan +M: Chris Leech L: open-iscsi@googlegroups.com -W: www.open-iscsi.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/mnc/linux-2.6-iscsi.git +W: www.open-iscsi.com S: Maintained F: drivers/scsi/*iscsi* F: include/scsi/*iscsi* From fe9b34bfcb4e80b809a8a3dccdd49737d073593b Mon Sep 17 00:00:00 2001 From: Varun Prakash Date: Fri, 23 Sep 2016 20:07:40 +0530 Subject: [PATCH 04/10] scsi: cxgb4i: Set completion bit in work request If SKCBF_TX_FLAG_COMPL flag is set and unacknowledged credits are >= max credits / 2, set completion bit in work request to reclaim credits. Signed-off-by: Varun Prakash Signed-off-by: Martin K. Petersen --- drivers/scsi/cxgbi/cxgb4i/cxgb4i.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c index e4ba2d2616cd..2487ae6be272 100644 --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c @@ -682,6 +682,11 @@ static int push_tx_frames(struct cxgbi_sock *csk, int req_completion) req_completion); csk->snd_nxt += len; cxgbi_skcb_clear_flag(skb, SKCBF_TX_NEED_HDR); + } else if (cxgbi_skcb_test_flag(skb, SKCBF_TX_FLAG_COMPL) && + (csk->wr_una_cred >= (csk->wr_max_cred / 2))) { + struct cpl_close_con_req *req = + (struct cpl_close_con_req *)skb->data; + req->wr.wr_hi |= htonl(FW_WR_COMPL_F); } total_size += skb->truesize; t4_set_arp_err_handler(skb, csk, arp_failure_skb_discard); From 6861285ce8f8a9a55aab4775847de6e48b2dc7f2 Mon Sep 17 00:00:00 2001 From: Zang Leigang Date: Thu, 25 Aug 2016 17:39:19 +0800 Subject: [PATCH 05/10] scsi: ufs: Data Segment only needed for WRITE DESCRIPTOR Some devices have problems handling a Query UPIU with Data Segment set. Only set it for WRITE DESCRIPTOR commands. [mkp: updated patch description] Signed-off-by: Zang Leigang Reviewed-by: Subhash Jadavani Reviewed-by: Kiwoong Kim Signed-off-by: Martin K. Petersen --- drivers/scsi/ufs/ufshcd.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 37f3c51e9d92..d2ec42512641 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1266,9 +1266,12 @@ static void ufshcd_prepare_utp_query_req_upiu(struct ufs_hba *hba, ucd_req_ptr->header.dword_1 = UPIU_HEADER_DWORD( 0, query->request.query_func, 0, 0); - /* Data segment length */ - ucd_req_ptr->header.dword_2 = UPIU_HEADER_DWORD( - 0, 0, len >> 8, (u8)len); + /* Data segment length only need for WRITE_DESC */ + if (query->request.upiu_req.opcode == UPIU_QUERY_OPCODE_WRITE_DESC) + ucd_req_ptr->header.dword_2 = + UPIU_HEADER_DWORD(0, 0, (len >> 8), (u8)len); + else + ucd_req_ptr->header.dword_2 = 0; /* Copy the Query Request buffer as is */ memcpy(&ucd_req_ptr->qr, &query->request.upiu_req, From 73811c942954a1d2470656d1bd9e990e327ac580 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Wed, 28 Sep 2016 14:49:42 +0000 Subject: [PATCH 06/10] scsi: ufs: Fix error return code in ufshcd_init() Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function. Signed-off-by: Wei Yongjun Reviewed-by: Subhash Jadavani Reviewed-by: Kiwoong Kim Signed-off-by: Martin K. Petersen --- drivers/scsi/ufs/ufshcd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index d2ec42512641..05c745663c10 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6503,6 +6503,7 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) if (IS_ERR(hba->devfreq)) { dev_err(hba->dev, "Unable to register with devfreq %ld\n", PTR_ERR(hba->devfreq)); + err = PTR_ERR(hba->devfreq); goto out_remove_scsi_host; } /* Suspend devfreq until the UFS device is detected */ From c47946c2dda311216ac11e981809b2d70609258f Mon Sep 17 00:00:00 2001 From: Ondrej Zary Date: Tue, 27 Sep 2016 21:00:23 +0200 Subject: [PATCH 07/10] scsi: g_NCR5380: Remove deprecated __setup Remove deprecated __setup for parsing command line parameters. g_NCR5380.* parameters could be used instead. This might break existing setups with g_NCR5380 built-in (if there are any). But it has to go in order to remove the overrides[] array. Signed-off-by: Ondrej Zary Acked-by: Finn Thain Signed-off-by: Martin K. Petersen --- Documentation/scsi/g_NCR5380.txt | 10 --- drivers/scsi/g_NCR5380.c | 135 ------------------------------- 2 files changed, 145 deletions(-) diff --git a/Documentation/scsi/g_NCR5380.txt b/Documentation/scsi/g_NCR5380.txt index fd880150aeea..843cbae88ebb 100644 --- a/Documentation/scsi/g_NCR5380.txt +++ b/Documentation/scsi/g_NCR5380.txt @@ -21,16 +21,6 @@ NCR53c400 card, the Trantor T130B in its default configuration: The NCR53c400 does not support DMA but it does have Pseudo-DMA which is supported by the driver. -If the default configuration does not work for you, you can use the kernel -command lines (eg using the lilo append command): - ncr5380=addr,irq - ncr53c400=addr,irq - ncr53c400a=addr,irq - dtc3181e=addr,irq - -The driver does not probe for any addresses or ports other than those in -the OVERRIDE or given to the kernel as above. - This driver provides some information on what it has detected in /proc/scsi/g_NCR5380/x where x is the scsi card number as detected at boot time. More info to come in the future. diff --git a/drivers/scsi/g_NCR5380.c b/drivers/scsi/g_NCR5380.c index 516bd6c4f442..7e50b44eb36a 100644 --- a/drivers/scsi/g_NCR5380.c +++ b/drivers/scsi/g_NCR5380.c @@ -56,136 +56,6 @@ static struct override { #define NO_OVERRIDES ARRAY_SIZE(overrides) -#ifndef MODULE - -/** - * internal_setup - handle lilo command string override - * @board: BOARD_* identifier for the board - * @str: unused - * @ints: numeric parameters - * - * Do LILO command line initialization of the overrides array. Display - * errors when needed - * - * Locks: none - */ - -static void __init internal_setup(int board, char *str, int *ints) -{ - static int commandline_current; - switch (board) { - case BOARD_NCR5380: - if (ints[0] != 2 && ints[0] != 3) { - printk(KERN_ERR "generic_NCR5380_setup : usage ncr5380=" STRVAL(NCR5380_map_name) ",irq,dma\n"); - return; - } - break; - case BOARD_NCR53C400: - if (ints[0] != 2) { - printk(KERN_ERR "generic_NCR53C400_setup : usage ncr53c400=" STRVAL(NCR5380_map_name) ",irq\n"); - return; - } - break; - case BOARD_NCR53C400A: - if (ints[0] != 2) { - printk(KERN_ERR "generic_NCR53C400A_setup : usage ncr53c400a=" STRVAL(NCR5380_map_name) ",irq\n"); - return; - } - break; - case BOARD_DTC3181E: - if (ints[0] != 2) { - printk("generic_DTC3181E_setup : usage dtc3181e=" STRVAL(NCR5380_map_name) ",irq\n"); - return; - } - break; - } - - if (commandline_current < NO_OVERRIDES) { - overrides[commandline_current].NCR5380_map_name = (NCR5380_map_type) ints[1]; - overrides[commandline_current].irq = ints[2]; - if (ints[0] == 3) - overrides[commandline_current].dma = ints[3]; - else - overrides[commandline_current].dma = DMA_NONE; - overrides[commandline_current].board = board; - ++commandline_current; - } -} - - -/** - * do_NCR53C80_setup - set up entry point - * @str: unused - * - * Setup function invoked at boot to parse the ncr5380= command - * line. - */ - -static int __init do_NCR5380_setup(char *str) -{ - int ints[10]; - - get_options(str, ARRAY_SIZE(ints), ints); - internal_setup(BOARD_NCR5380, str, ints); - return 1; -} - -/** - * do_NCR53C400_setup - set up entry point - * @str: unused - * @ints: integer parameters from kernel setup code - * - * Setup function invoked at boot to parse the ncr53c400= command - * line. - */ - -static int __init do_NCR53C400_setup(char *str) -{ - int ints[10]; - - get_options(str, ARRAY_SIZE(ints), ints); - internal_setup(BOARD_NCR53C400, str, ints); - return 1; -} - -/** - * do_NCR53C400A_setup - set up entry point - * @str: unused - * @ints: integer parameters from kernel setup code - * - * Setup function invoked at boot to parse the ncr53c400a= command - * line. - */ - -static int __init do_NCR53C400A_setup(char *str) -{ - int ints[10]; - - get_options(str, ARRAY_SIZE(ints), ints); - internal_setup(BOARD_NCR53C400A, str, ints); - return 1; -} - -/** - * do_DTC3181E_setup - set up entry point - * @str: unused - * @ints: integer parameters from kernel setup code - * - * Setup function invoked at boot to parse the dtc3181e= command - * line. - */ - -static int __init do_DTC3181E_setup(char *str) -{ - int ints[10]; - - get_options(str, ARRAY_SIZE(ints), ints); - internal_setup(BOARD_DTC3181E, str, ints); - return 1; -} - -#endif - #ifndef SCSI_G_NCR5380_MEM /* * Configure I/O address of 53C400A or DTC436 by writing magic numbers @@ -741,8 +611,3 @@ static struct isapnp_device_id id_table[] = { MODULE_DEVICE_TABLE(isapnp, id_table); #endif - -__setup("ncr5380=", do_NCR5380_setup); -__setup("ncr53c400=", do_NCR53C400_setup); -__setup("ncr53c400a=", do_NCR53C400A_setup); -__setup("dtc3181e=", do_DTC3181E_setup); From d91f5afe595a3c4bdc1b755225024862c2e917f0 Mon Sep 17 00:00:00 2001 From: Ondrej Zary Date: Tue, 27 Sep 2016 21:00:24 +0200 Subject: [PATCH 08/10] scsi: g_NCR5380: Reduce overrides[] from array to struct Remove compile-time card type definition GENERIC_NCR5380_OVERRIDE. Then remove all code iterating the overrides[] array and reduce it to struct card. Signed-off-by: Ondrej Zary Acked-by: Finn Thain Signed-off-by: Martin K. Petersen --- drivers/scsi/g_NCR5380.c | 375 +++++++++++++++++++-------------------- 1 file changed, 179 insertions(+), 196 deletions(-) diff --git a/drivers/scsi/g_NCR5380.c b/drivers/scsi/g_NCR5380.c index 7e50b44eb36a..5162de61a92f 100644 --- a/drivers/scsi/g_NCR5380.c +++ b/drivers/scsi/g_NCR5380.c @@ -42,19 +42,12 @@ static int ncr_53c400a; static int dtc_3181e; static int hp_c2502; -static struct override { +static struct card { NCR5380_map_type NCR5380_map_name; int irq; int dma; int board; /* Use NCR53c400, Ricoh, etc. extensions ? */ -} overrides -#ifdef GENERIC_NCR5380_OVERRIDE -[] __initdata = GENERIC_NCR5380_OVERRIDE; -#else -[1] __initdata = { { 0,},}; -#endif - -#define NO_OVERRIDES ARRAY_SIZE(overrides) +} card; #ifndef SCSI_G_NCR5380_MEM /* @@ -85,16 +78,13 @@ static void magic_configure(int idx, u8 irq, u8 magic[]) * @tpnt: the scsi template * * Scan for the present of NCR5380, NCR53C400, NCR53C400A, DTC3181E - * and DTC436(ISAPnP) controllers. If overrides have been set we use - * them. + * and DTC436(ISAPnP) controllers. * * Locks: none */ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) { - static int current_override; - int count; unsigned int *ports; u8 *magic = NULL; #ifndef SCSI_G_NCR5380_MEM @@ -124,28 +114,25 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) #endif if (ncr_irq) - overrides[0].irq = ncr_irq; + card.irq = ncr_irq; if (ncr_dma) - overrides[0].dma = ncr_dma; + card.dma = ncr_dma; if (ncr_addr) - overrides[0].NCR5380_map_name = (NCR5380_map_type) ncr_addr; + card.NCR5380_map_name = (NCR5380_map_type) ncr_addr; if (ncr_5380) - overrides[0].board = BOARD_NCR5380; + card.board = BOARD_NCR5380; else if (ncr_53c400) - overrides[0].board = BOARD_NCR53C400; + card.board = BOARD_NCR53C400; else if (ncr_53c400a) - overrides[0].board = BOARD_NCR53C400A; + card.board = BOARD_NCR53C400A; else if (dtc_3181e) - overrides[0].board = BOARD_DTC3181E; + card.board = BOARD_DTC3181E; else if (hp_c2502) - overrides[0].board = BOARD_HP_C2502; + card.board = BOARD_HP_C2502; #ifndef SCSI_G_NCR5380_MEM - if (!current_override && isapnp_present()) { + if (isapnp_present()) { struct pnp_dev *dev = NULL; - count = 0; while ((dev = pnp_find_dev(NULL, ISAPNP_VENDOR('D', 'T', 'C'), ISAPNP_FUNCTION(0x436e), dev))) { - if (count >= NO_OVERRIDES) - break; if (pnp_device_attach(dev) < 0) continue; if (pnp_activate_dev(dev) < 0) { @@ -159,202 +146,198 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) continue; } if (pnp_irq_valid(dev, 0)) - overrides[count].irq = pnp_irq(dev, 0); + card.irq = pnp_irq(dev, 0); else - overrides[count].irq = NO_IRQ; + card.irq = NO_IRQ; if (pnp_dma_valid(dev, 0)) - overrides[count].dma = pnp_dma(dev, 0); + card.dma = pnp_dma(dev, 0); else - overrides[count].dma = DMA_NONE; - overrides[count].NCR5380_map_name = (NCR5380_map_type) pnp_port_start(dev, 0); - overrides[count].board = BOARD_DTC3181E; - count++; + card.dma = DMA_NONE; + card.NCR5380_map_name = (NCR5380_map_type) pnp_port_start(dev, 0); + card.board = BOARD_DTC3181E; + break; } } #endif - for (count = 0; current_override < NO_OVERRIDES; ++current_override) { - if (!(overrides[current_override].NCR5380_map_name)) - continue; + if (!(card.NCR5380_map_name)) + return 0; - ports = NULL; - flags = 0; - switch (overrides[current_override].board) { - case BOARD_NCR5380: - flags = FLAG_NO_PSEUDO_DMA | FLAG_DMA_FIXUP; - break; - case BOARD_NCR53C400A: - ports = ncr_53c400a_ports; - magic = ncr_53c400a_magic; - break; - case BOARD_HP_C2502: - ports = ncr_53c400a_ports; - magic = hp_c2502_magic; - break; - case BOARD_DTC3181E: - ports = dtc_3181e_ports; - magic = ncr_53c400a_magic; - break; - } + ports = NULL; + flags = 0; + switch (card.board) { + case BOARD_NCR5380: + flags = FLAG_NO_PSEUDO_DMA | FLAG_DMA_FIXUP; + break; + case BOARD_NCR53C400A: + ports = ncr_53c400a_ports; + magic = ncr_53c400a_magic; + break; + case BOARD_HP_C2502: + ports = ncr_53c400a_ports; + magic = hp_c2502_magic; + break; + case BOARD_DTC3181E: + ports = dtc_3181e_ports; + magic = ncr_53c400a_magic; + break; + } #ifndef SCSI_G_NCR5380_MEM - if (ports && magic) { - /* wakeup sequence for the NCR53C400A and DTC3181E */ + if (ports && magic) { + /* wakeup sequence for the NCR53C400A and DTC3181E */ - /* Disable the adapter and look for a free io port */ - magic_configure(-1, 0, magic); + /* Disable the adapter and look for a free io port */ + magic_configure(-1, 0, magic); - region_size = 16; + region_size = 16; - if (overrides[current_override].NCR5380_map_name != PORT_AUTO) - for (i = 0; ports[i]; i++) { - if (!request_region(ports[i], region_size, "ncr53c80")) - continue; - if (overrides[current_override].NCR5380_map_name == ports[i]) - break; - release_region(ports[i], region_size); - } else - for (i = 0; ports[i]; i++) { - if (!request_region(ports[i], region_size, "ncr53c80")) - continue; - if (inb(ports[i]) == 0xff) - break; - release_region(ports[i], region_size); - } - if (ports[i]) { - /* At this point we have our region reserved */ - magic_configure(i, 0, magic); /* no IRQ yet */ - outb(0xc0, ports[i] + 9); - if (inb(ports[i] + 9) != 0x80) + if (card.NCR5380_map_name != PORT_AUTO) + for (i = 0; ports[i]; i++) { + if (!request_region(ports[i], region_size, "ncr53c80")) continue; - overrides[current_override].NCR5380_map_name = ports[i]; - port_idx = i; - } else - continue; - } - else - { - /* Not a 53C400A style setup - just grab */ - region_size = 8; - if (!request_region(overrides[current_override].NCR5380_map_name, - region_size, "ncr5380")) - continue; - } -#else - base = overrides[current_override].NCR5380_map_name; - iomem_size = NCR53C400_region_size; - if (!request_mem_region(base, iomem_size, "ncr5380")) - continue; - iomem = ioremap(base, iomem_size); - if (!iomem) { - release_mem_region(base, iomem_size); - continue; - } -#endif - instance = scsi_register(tpnt, sizeof(struct NCR5380_hostdata)); - if (instance == NULL) - goto out_release; - hostdata = shost_priv(instance); - -#ifndef SCSI_G_NCR5380_MEM - instance->io_port = overrides[current_override].NCR5380_map_name; - instance->n_io_port = region_size; - hostdata->io_width = 1; /* 8-bit PDMA by default */ - - /* - * On NCR53C400 boards, NCR5380 registers are mapped 8 past - * the base address. - */ - switch (overrides[current_override].board) { - case BOARD_NCR53C400: - instance->io_port += 8; - hostdata->c400_ctl_status = 0; - hostdata->c400_blk_cnt = 1; - hostdata->c400_host_buf = 4; - break; - case BOARD_DTC3181E: - hostdata->io_width = 2; /* 16-bit PDMA */ - /* fall through */ - case BOARD_NCR53C400A: - case BOARD_HP_C2502: - hostdata->c400_ctl_status = 9; - hostdata->c400_blk_cnt = 10; - hostdata->c400_host_buf = 8; - break; - } -#else - instance->base = overrides[current_override].NCR5380_map_name; - hostdata->iomem = iomem; - hostdata->iomem_size = iomem_size; - switch (overrides[current_override].board) { - case BOARD_NCR53C400: - hostdata->c400_ctl_status = 0x100; - hostdata->c400_blk_cnt = 0x101; - hostdata->c400_host_buf = 0x104; - break; - case BOARD_DTC3181E: - case BOARD_NCR53C400A: - case BOARD_HP_C2502: - pr_err(DRV_MODULE_NAME ": unknown register offsets\n"); - goto out_unregister; - } -#endif - - if (NCR5380_init(instance, flags | FLAG_LATE_DMA_SETUP)) - goto out_unregister; - - switch (overrides[current_override].board) { - case BOARD_NCR53C400: - case BOARD_DTC3181E: - case BOARD_NCR53C400A: - case BOARD_HP_C2502: - NCR5380_write(hostdata->c400_ctl_status, CSR_BASE); - } - - NCR5380_maybe_reset_bus(instance); - - if (overrides[current_override].irq != IRQ_AUTO) - instance->irq = overrides[current_override].irq; - else - instance->irq = NCR5380_probe_irq(instance, 0xffff); - - /* Compatibility with documented NCR5380 kernel parameters */ - if (instance->irq == 255) - instance->irq = NO_IRQ; - - if (instance->irq != NO_IRQ) { -#ifndef SCSI_G_NCR5380_MEM - /* set IRQ for HP C2502 */ - if (overrides[current_override].board == BOARD_HP_C2502) - magic_configure(port_idx, instance->irq, magic); -#endif - if (request_irq(instance->irq, generic_NCR5380_intr, - 0, "NCR5380", instance)) { - printk(KERN_WARNING "scsi%d : IRQ%d not free, interrupts disabled\n", instance->host_no, instance->irq); - instance->irq = NO_IRQ; + if (card.NCR5380_map_name == ports[i]) + break; + release_region(ports[i], region_size); + } else + for (i = 0; ports[i]; i++) { + if (!request_region(ports[i], region_size, "ncr53c80")) + continue; + if (inb(ports[i]) == 0xff) + break; + release_region(ports[i], region_size); } - } - - if (instance->irq == NO_IRQ) { - printk(KERN_INFO "scsi%d : interrupts not enabled. for better interactive performance,\n", instance->host_no); - printk(KERN_INFO "scsi%d : please jumper the board for a free IRQ.\n", instance->host_no); - } - - ++current_override; - ++count; + if (ports[i]) { + /* At this point we have our region reserved */ + magic_configure(i, 0, magic); /* no IRQ yet */ + outb(0xc0, ports[i] + 9); + if (inb(ports[i] + 9) != 0x80) + return 0; + card.NCR5380_map_name = ports[i]; + port_idx = i; + } else + return 0; } - return count; + else + { + /* Not a 53C400A style setup - just grab */ + region_size = 8; + if (!request_region(card.NCR5380_map_name, + region_size, "ncr5380")) + return 0; + } +#else + base = card.NCR5380_map_name; + iomem_size = NCR53C400_region_size; + if (!request_mem_region(base, iomem_size, "ncr5380")) + return 0; + iomem = ioremap(base, iomem_size); + if (!iomem) { + release_mem_region(base, iomem_size); + return 0; + } +#endif + instance = scsi_register(tpnt, sizeof(struct NCR5380_hostdata)); + if (instance == NULL) + goto out_release; + hostdata = shost_priv(instance); + +#ifndef SCSI_G_NCR5380_MEM + instance->io_port = card.NCR5380_map_name; + instance->n_io_port = region_size; + hostdata->io_width = 1; /* 8-bit PDMA by default */ + + /* + * On NCR53C400 boards, NCR5380 registers are mapped 8 past + * the base address. + */ + switch (card.board) { + case BOARD_NCR53C400: + instance->io_port += 8; + hostdata->c400_ctl_status = 0; + hostdata->c400_blk_cnt = 1; + hostdata->c400_host_buf = 4; + break; + case BOARD_DTC3181E: + hostdata->io_width = 2; /* 16-bit PDMA */ + /* fall through */ + case BOARD_NCR53C400A: + case BOARD_HP_C2502: + hostdata->c400_ctl_status = 9; + hostdata->c400_blk_cnt = 10; + hostdata->c400_host_buf = 8; + break; + } +#else + instance->base = card.NCR5380_map_name; + hostdata->iomem = iomem; + hostdata->iomem_size = iomem_size; + switch (card.board) { + case BOARD_NCR53C400: + hostdata->c400_ctl_status = 0x100; + hostdata->c400_blk_cnt = 0x101; + hostdata->c400_host_buf = 0x104; + break; + case BOARD_DTC3181E: + case BOARD_NCR53C400A: + case BOARD_HP_C2502: + pr_err(DRV_MODULE_NAME ": unknown register offsets\n"); + goto out_unregister; + } +#endif + + if (NCR5380_init(instance, flags | FLAG_LATE_DMA_SETUP)) + goto out_unregister; + + switch (card.board) { + case BOARD_NCR53C400: + case BOARD_DTC3181E: + case BOARD_NCR53C400A: + case BOARD_HP_C2502: + NCR5380_write(hostdata->c400_ctl_status, CSR_BASE); + } + + NCR5380_maybe_reset_bus(instance); + + if (card.irq != IRQ_AUTO) + instance->irq = card.irq; + else + instance->irq = NCR5380_probe_irq(instance, 0xffff); + + /* Compatibility with documented NCR5380 kernel parameters */ + if (instance->irq == 255) + instance->irq = NO_IRQ; + + if (instance->irq != NO_IRQ) { +#ifndef SCSI_G_NCR5380_MEM + /* set IRQ for HP C2502 */ + if (card.board == BOARD_HP_C2502) + magic_configure(port_idx, instance->irq, magic); +#endif + if (request_irq(instance->irq, generic_NCR5380_intr, + 0, "NCR5380", instance)) { + printk(KERN_WARNING "scsi%d : IRQ%d not free, interrupts disabled\n", instance->host_no, instance->irq); + instance->irq = NO_IRQ; + } + } + + if (instance->irq == NO_IRQ) { + printk(KERN_INFO "scsi%d : interrupts not enabled. for better interactive performance,\n", instance->host_no); + printk(KERN_INFO "scsi%d : please jumper the board for a free IRQ.\n", instance->host_no); + } + + return 1; out_unregister: scsi_unregister(instance); out_release: #ifndef SCSI_G_NCR5380_MEM - release_region(overrides[current_override].NCR5380_map_name, region_size); + release_region(card.NCR5380_map_name, region_size); #else iounmap(iomem); release_mem_region(base, iomem_size); #endif - return count; + return 0; } /** From a8cfbcaec0c1214ddebf1b7a39aa0df545fbbf90 Mon Sep 17 00:00:00 2001 From: Ondrej Zary Date: Tue, 27 Sep 2016 21:00:25 +0200 Subject: [PATCH 09/10] scsi: g_NCR5380: Stop using scsi_module.c Convert g_NCR5380 to use scsi_add_host instead of scsi_module.c Use pnp_driver and isa_driver to manage cards. In order to support multiple cards, new module parameter format is introduced. The old parameters are kept for compatibility. Signed-off-by: Ondrej Zary Acked-by: Finn Thain Signed-off-by: Martin K. Petersen --- Documentation/scsi/g_NCR5380.txt | 24 ++- drivers/scsi/g_NCR5380.c | 335 ++++++++++++++++++------------- drivers/scsi/g_NCR5380.h | 8 - 3 files changed, 215 insertions(+), 152 deletions(-) diff --git a/Documentation/scsi/g_NCR5380.txt b/Documentation/scsi/g_NCR5380.txt index 843cbae88ebb..e2c187947e58 100644 --- a/Documentation/scsi/g_NCR5380.txt +++ b/Documentation/scsi/g_NCR5380.txt @@ -28,6 +28,16 @@ time. More info to come in the future. This driver works as a module. When included as a module, parameters can be passed on the insmod/modprobe command line: + irq=xx[,...] the interrupt(s) + base=xx[,...] the port or base address(es) (for port or memory mapped, resp.) + card=xx[,...] card type(s): + 0 = NCR5380, + 1 = NCR53C400, + 2 = NCR53C400A, + 3 = Domex Technology Corp 3181E (DTC3181E) + 4 = Hewlett Packard C2502 + +These old-style parameters can support only one card: ncr_irq=xx the interrupt ncr_addr=xx the port or base address (for port or memory mapped, resp.) @@ -36,11 +46,19 @@ command line: ncr_53c400a=1 to set up for a NCR53C400A board dtc_3181e=1 to set up for a Domex Technology Corp 3181E board hp_c2502=1 to set up for a Hewlett Packard C2502 board + e.g. -modprobe g_NCR5380 ncr_irq=5 ncr_addr=0x350 ncr_5380=1 +OLD: modprobe g_NCR5380 ncr_irq=5 ncr_addr=0x350 ncr_5380=1 +NEW: modprobe g_NCR5380 irq=5 base=0x350 card=0 for a port mapped NCR5380 board or -modprobe g_NCR5380 ncr_irq=255 ncr_addr=0xc8000 ncr_53c400=1 - for a memory mapped NCR53C400 board with interrupts disabled. + +OLD: modprobe g_NCR5380 ncr_irq=255 ncr_addr=0xc8000 ncr_53c400=1 +NEW: modprobe g_NCR5380 irq=255 base=0xc8000 card=1 + for a memory mapped NCR53C400 board with interrupts disabled or + +NEW: modprobe g_NCR5380 irq=0,7 base=0x240,0x300 card=3,4 + for two cards: DTC3181 (in non-PnP mode) at 0x240 with no IRQ + and HP C2502 at 0x300 with IRQ 7 (255 should be specified for no or DMA interrupt, 254 to autoprobe for an IRQ line if overridden on the command line.) diff --git a/drivers/scsi/g_NCR5380.c b/drivers/scsi/g_NCR5380.c index 5162de61a92f..cbf010324c18 100644 --- a/drivers/scsi/g_NCR5380.c +++ b/drivers/scsi/g_NCR5380.c @@ -30,24 +30,41 @@ #include "NCR5380.h" #include #include -#include +#include +#include #include +#define MAX_CARDS 8 + +/* old-style parameters for compatibility */ static int ncr_irq; -static int ncr_dma; static int ncr_addr; static int ncr_5380; static int ncr_53c400; static int ncr_53c400a; static int dtc_3181e; static int hp_c2502; +module_param(ncr_irq, int, 0); +module_param(ncr_addr, int, 0); +module_param(ncr_5380, int, 0); +module_param(ncr_53c400, int, 0); +module_param(ncr_53c400a, int, 0); +module_param(dtc_3181e, int, 0); +module_param(hp_c2502, int, 0); -static struct card { - NCR5380_map_type NCR5380_map_name; - int irq; - int dma; - int board; /* Use NCR53c400, Ricoh, etc. extensions ? */ -} card; +static int irq[] = { 0, 0, 0, 0, 0, 0, 0, 0 }; +module_param_array(irq, int, NULL, 0); +MODULE_PARM_DESC(irq, "IRQ number(s)"); + +static int base[] = { 0, 0, 0, 0, 0, 0, 0, 0 }; +module_param_array(base, int, NULL, 0); +MODULE_PARM_DESC(base, "base address(es)"); + +static int card[] = { -1, -1, -1, -1, -1, -1, -1, -1 }; +module_param_array(card, int, NULL, 0); +MODULE_PARM_DESC(card, "card type (0=NCR5380, 1=NCR53C400, 2=NCR53C400A, 3=DTC3181E, 4=HP C2502)"); + +MODULE_LICENSE("GPL"); #ifndef SCSI_G_NCR5380_MEM /* @@ -73,17 +90,8 @@ static void magic_configure(int idx, u8 irq, u8 magic[]) } #endif -/** - * generic_NCR5380_detect - look for NCR5380 controllers - * @tpnt: the scsi template - * - * Scan for the present of NCR5380, NCR53C400, NCR53C400A, DTC3181E - * and DTC436(ISAPnP) controllers. - * - * Locks: none - */ - -static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) +static int generic_NCR5380_init_one(struct scsi_host_template *tpnt, + struct device *pdev, int base, int irq, int board) { unsigned int *ports; u8 *magic = NULL; @@ -92,80 +100,29 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) int port_idx = -1; unsigned long region_size; #endif - static unsigned int __initdata ncr_53c400a_ports[] = { + static unsigned int ncr_53c400a_ports[] = { 0x280, 0x290, 0x300, 0x310, 0x330, 0x340, 0x348, 0x350, 0 }; - static unsigned int __initdata dtc_3181e_ports[] = { + static unsigned int dtc_3181e_ports[] = { 0x220, 0x240, 0x280, 0x2a0, 0x2c0, 0x300, 0x320, 0x340, 0 }; - static u8 ncr_53c400a_magic[] __initdata = { /* 53C400A & DTC436 */ + static u8 ncr_53c400a_magic[] = { /* 53C400A & DTC436 */ 0x59, 0xb9, 0xc5, 0xae, 0xa6 }; - static u8 hp_c2502_magic[] __initdata = { /* HP C2502 */ + static u8 hp_c2502_magic[] = { /* HP C2502 */ 0x0f, 0x22, 0xf0, 0x20, 0x80 }; - int flags; + int flags, ret; struct Scsi_Host *instance; struct NCR5380_hostdata *hostdata; #ifdef SCSI_G_NCR5380_MEM - unsigned long base; void __iomem *iomem; resource_size_t iomem_size; #endif - if (ncr_irq) - card.irq = ncr_irq; - if (ncr_dma) - card.dma = ncr_dma; - if (ncr_addr) - card.NCR5380_map_name = (NCR5380_map_type) ncr_addr; - if (ncr_5380) - card.board = BOARD_NCR5380; - else if (ncr_53c400) - card.board = BOARD_NCR53C400; - else if (ncr_53c400a) - card.board = BOARD_NCR53C400A; - else if (dtc_3181e) - card.board = BOARD_DTC3181E; - else if (hp_c2502) - card.board = BOARD_HP_C2502; -#ifndef SCSI_G_NCR5380_MEM - if (isapnp_present()) { - struct pnp_dev *dev = NULL; - while ((dev = pnp_find_dev(NULL, ISAPNP_VENDOR('D', 'T', 'C'), ISAPNP_FUNCTION(0x436e), dev))) { - if (pnp_device_attach(dev) < 0) - continue; - if (pnp_activate_dev(dev) < 0) { - printk(KERN_ERR "dtc436e probe: activate failed\n"); - pnp_device_detach(dev); - continue; - } - if (!pnp_port_valid(dev, 0)) { - printk(KERN_ERR "dtc436e probe: no valid port\n"); - pnp_device_detach(dev); - continue; - } - if (pnp_irq_valid(dev, 0)) - card.irq = pnp_irq(dev, 0); - else - card.irq = NO_IRQ; - if (pnp_dma_valid(dev, 0)) - card.dma = pnp_dma(dev, 0); - else - card.dma = DMA_NONE; - card.NCR5380_map_name = (NCR5380_map_type) pnp_port_start(dev, 0); - card.board = BOARD_DTC3181E; - break; - } - } -#endif - - if (!(card.NCR5380_map_name)) - return 0; - ports = NULL; flags = 0; - switch (card.board) { + switch (board) { case BOARD_NCR5380: flags = FLAG_NO_PSEUDO_DMA | FLAG_DMA_FIXUP; break; @@ -191,17 +148,20 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) magic_configure(-1, 0, magic); region_size = 16; - - if (card.NCR5380_map_name != PORT_AUTO) + if (base) for (i = 0; ports[i]; i++) { - if (!request_region(ports[i], region_size, "ncr53c80")) - continue; - if (card.NCR5380_map_name == ports[i]) + if (base == ports[i]) { /* index found */ + if (!request_region(ports[i], + region_size, + "ncr53c80")) + return -EBUSY; break; - release_region(ports[i], region_size); - } else + } + } + else for (i = 0; ports[i]; i++) { - if (!request_region(ports[i], region_size, "ncr53c80")) + if (!request_region(ports[i], region_size, + "ncr53c80")) continue; if (inb(ports[i]) == 0xff) break; @@ -211,39 +171,41 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) /* At this point we have our region reserved */ magic_configure(i, 0, magic); /* no IRQ yet */ outb(0xc0, ports[i] + 9); - if (inb(ports[i] + 9) != 0x80) - return 0; - card.NCR5380_map_name = ports[i]; + if (inb(ports[i] + 9) != 0x80) { + ret = -ENODEV; + goto out_release; + } + base = ports[i]; port_idx = i; } else - return 0; + return -EINVAL; } else { - /* Not a 53C400A style setup - just grab */ + /* NCR5380 - no configuration, just grab */ region_size = 8; - if (!request_region(card.NCR5380_map_name, - region_size, "ncr5380")) - return 0; + if (!base || !request_region(base, region_size, "ncr5380")) + return -EBUSY; } #else - base = card.NCR5380_map_name; iomem_size = NCR53C400_region_size; if (!request_mem_region(base, iomem_size, "ncr5380")) - return 0; + return -EBUSY; iomem = ioremap(base, iomem_size); if (!iomem) { release_mem_region(base, iomem_size); - return 0; + return -ENOMEM; } #endif - instance = scsi_register(tpnt, sizeof(struct NCR5380_hostdata)); - if (instance == NULL) + instance = scsi_host_alloc(tpnt, sizeof(struct NCR5380_hostdata)); + if (instance == NULL) { + ret = -ENOMEM; goto out_release; + } hostdata = shost_priv(instance); #ifndef SCSI_G_NCR5380_MEM - instance->io_port = card.NCR5380_map_name; + instance->io_port = base; instance->n_io_port = region_size; hostdata->io_width = 1; /* 8-bit PDMA by default */ @@ -251,7 +213,7 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) * On NCR53C400 boards, NCR5380 registers are mapped 8 past * the base address. */ - switch (card.board) { + switch (board) { case BOARD_NCR53C400: instance->io_port += 8; hostdata->c400_ctl_status = 0; @@ -269,10 +231,10 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) break; } #else - instance->base = card.NCR5380_map_name; + instance->base = base; hostdata->iomem = iomem; hostdata->iomem_size = iomem_size; - switch (card.board) { + switch (board) { case BOARD_NCR53C400: hostdata->c400_ctl_status = 0x100; hostdata->c400_blk_cnt = 0x101; @@ -282,14 +244,16 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) case BOARD_NCR53C400A: case BOARD_HP_C2502: pr_err(DRV_MODULE_NAME ": unknown register offsets\n"); + ret = -EINVAL; goto out_unregister; } #endif - if (NCR5380_init(instance, flags | FLAG_LATE_DMA_SETUP)) + ret = NCR5380_init(instance, flags | FLAG_LATE_DMA_SETUP); + if (ret) goto out_unregister; - switch (card.board) { + switch (board) { case BOARD_NCR53C400: case BOARD_DTC3181E: case BOARD_NCR53C400A: @@ -299,8 +263,8 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) NCR5380_maybe_reset_bus(instance); - if (card.irq != IRQ_AUTO) - instance->irq = card.irq; + if (irq != IRQ_AUTO) + instance->irq = irq; else instance->irq = NCR5380_probe_irq(instance, 0xffff); @@ -311,7 +275,7 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) if (instance->irq != NO_IRQ) { #ifndef SCSI_G_NCR5380_MEM /* set IRQ for HP C2502 */ - if (card.board == BOARD_HP_C2502) + if (board == BOARD_HP_C2502) magic_configure(port_idx, instance->irq, magic); #endif if (request_irq(instance->irq, generic_NCR5380_intr, @@ -326,31 +290,32 @@ static int __init generic_NCR5380_detect(struct scsi_host_template *tpnt) printk(KERN_INFO "scsi%d : please jumper the board for a free IRQ.\n", instance->host_no); } - return 1; + ret = scsi_add_host(instance, pdev); + if (ret) + goto out_free_irq; + scsi_scan_host(instance); + dev_set_drvdata(pdev, instance); + return 0; +out_free_irq: + if (instance->irq != NO_IRQ) + free_irq(instance->irq, instance); + NCR5380_exit(instance); out_unregister: - scsi_unregister(instance); + scsi_host_put(instance); out_release: #ifndef SCSI_G_NCR5380_MEM - release_region(card.NCR5380_map_name, region_size); + release_region(base, region_size); #else iounmap(iomem); release_mem_region(base, iomem_size); #endif - return 0; + return ret; } -/** - * generic_NCR5380_release_resources - free resources - * @instance: host adapter to clean up - * - * Free the generic interface resources from this adapter. - * - * Locks: none - */ - -static int generic_NCR5380_release_resources(struct Scsi_Host *instance) +static void generic_NCR5380_release_resources(struct Scsi_Host *instance) { + scsi_remove_host(instance); if (instance->irq != NO_IRQ) free_irq(instance->irq, instance); NCR5380_exit(instance); @@ -364,7 +329,7 @@ static int generic_NCR5380_release_resources(struct Scsi_Host *instance) release_mem_region(instance->base, hostdata->iomem_size); } #endif - return 0; + scsi_host_put(instance); } /** @@ -554,10 +519,9 @@ static int generic_NCR5380_dma_xfer_len(struct Scsi_Host *instance, #include "NCR5380.c" static struct scsi_host_template driver_template = { + .module = THIS_MODULE, .proc_name = DRV_MODULE_NAME, .name = "Generic NCR5380/NCR53C400 SCSI", - .detect = generic_NCR5380_detect, - .release = generic_NCR5380_release_resources, .info = generic_NCR5380_info, .queuecommand = generic_NCR5380_queue_command, .eh_abort_handler = generic_NCR5380_abort, @@ -571,26 +535,115 @@ static struct scsi_host_template driver_template = { .max_sectors = 128, }; -#include "scsi_module.c" -module_param(ncr_irq, int, 0); -module_param(ncr_dma, int, 0); -module_param(ncr_addr, int, 0); -module_param(ncr_5380, int, 0); -module_param(ncr_53c400, int, 0); -module_param(ncr_53c400a, int, 0); -module_param(dtc_3181e, int, 0); -module_param(hp_c2502, int, 0); -MODULE_LICENSE("GPL"); +static int generic_NCR5380_isa_match(struct device *pdev, unsigned int ndev) +{ + int ret = generic_NCR5380_init_one(&driver_template, pdev, base[ndev], + irq[ndev], card[ndev]); + if (ret) { + if (base[ndev]) + printk(KERN_WARNING "Card not found at address 0x%03x\n", + base[ndev]); + return 0; + } -#if !defined(SCSI_G_NCR5380_MEM) && defined(MODULE) -static struct isapnp_device_id id_table[] = { - { - ISAPNP_ANY_ID, ISAPNP_ANY_ID, - ISAPNP_VENDOR('D', 'T', 'C'), ISAPNP_FUNCTION(0x436e), - 0}, - {0} + return 1; +} + +static int generic_NCR5380_isa_remove(struct device *pdev, + unsigned int ndev) +{ + generic_NCR5380_release_resources(dev_get_drvdata(pdev)); + dev_set_drvdata(pdev, NULL); + return 0; +} + +static struct isa_driver generic_NCR5380_isa_driver = { + .match = generic_NCR5380_isa_match, + .remove = generic_NCR5380_isa_remove, + .driver = { + .name = DRV_MODULE_NAME + }, }; -MODULE_DEVICE_TABLE(isapnp, id_table); +#if !defined(SCSI_G_NCR5380_MEM) && defined(CONFIG_PNP) +static struct pnp_device_id generic_NCR5380_pnp_ids[] = { + { .id = "DTC436e", .driver_data = BOARD_DTC3181E }, + { .id = "" } +}; +MODULE_DEVICE_TABLE(pnp, generic_NCR5380_pnp_ids); + +static int generic_NCR5380_pnp_probe(struct pnp_dev *pdev, + const struct pnp_device_id *id) +{ + int base, irq; + + if (pnp_activate_dev(pdev) < 0) + return -EBUSY; + + base = pnp_port_start(pdev, 0); + irq = pnp_irq(pdev, 0); + + return generic_NCR5380_init_one(&driver_template, &pdev->dev, base, irq, + id->driver_data); +} + +static void generic_NCR5380_pnp_remove(struct pnp_dev *pdev) +{ + generic_NCR5380_release_resources(pnp_get_drvdata(pdev)); + pnp_set_drvdata(pdev, NULL); +} + +static struct pnp_driver generic_NCR5380_pnp_driver = { + .name = DRV_MODULE_NAME, + .id_table = generic_NCR5380_pnp_ids, + .probe = generic_NCR5380_pnp_probe, + .remove = generic_NCR5380_pnp_remove, +}; +#endif /* !defined(SCSI_G_NCR5380_MEM) && defined(CONFIG_PNP) */ + +static int pnp_registered, isa_registered; + +static int __init generic_NCR5380_init(void) +{ + int ret = 0; + + /* compatibility with old-style parameters */ + if (irq[0] == 0 && base[0] == 0 && card[0] == -1) { + irq[0] = ncr_irq; + base[0] = ncr_addr; + if (ncr_5380) + card[0] = BOARD_NCR5380; + if (ncr_53c400) + card[0] = BOARD_NCR53C400; + if (ncr_53c400a) + card[0] = BOARD_NCR53C400A; + if (dtc_3181e) + card[0] = BOARD_DTC3181E; + if (hp_c2502) + card[0] = BOARD_HP_C2502; + } + +#if !defined(SCSI_G_NCR5380_MEM) && defined(CONFIG_PNP) + if (!pnp_register_driver(&generic_NCR5380_pnp_driver)) + pnp_registered = 1; #endif + ret = isa_register_driver(&generic_NCR5380_isa_driver, MAX_CARDS); + if (!ret) + isa_registered = 1; + + return (pnp_registered || isa_registered) ? 0 : ret; +} + +static void __exit generic_NCR5380_exit(void) +{ +#if !defined(SCSI_G_NCR5380_MEM) && defined(CONFIG_PNP) + if (pnp_registered) + pnp_unregister_driver(&generic_NCR5380_pnp_driver); +#endif + if (isa_registered) + isa_unregister_driver(&generic_NCR5380_isa_driver); +} + +module_init(generic_NCR5380_init); +module_exit(generic_NCR5380_exit); diff --git a/drivers/scsi/g_NCR5380.h b/drivers/scsi/g_NCR5380.h index 595177428d76..b175b9234458 100644 --- a/drivers/scsi/g_NCR5380.h +++ b/drivers/scsi/g_NCR5380.h @@ -14,15 +14,9 @@ #ifndef GENERIC_NCR5380_H #define GENERIC_NCR5380_H -#define __STRVAL(x) #x -#define STRVAL(x) __STRVAL(x) - #ifndef SCSI_G_NCR5380_MEM #define DRV_MODULE_NAME "g_NCR5380" -#define NCR5380_map_type int -#define NCR5380_map_name port - #define NCR5380_read(reg) \ inb(instance->io_port + (reg)) #define NCR5380_write(reg, value) \ @@ -38,8 +32,6 @@ /* therefore SCSI_G_NCR5380_MEM */ #define DRV_MODULE_NAME "g_NCR5380_mmio" -#define NCR5380_map_type unsigned long -#define NCR5380_map_name base #define NCR53C400_mem_base 0x3880 #define NCR53C400_host_buffer 0x3900 #define NCR53C400_region_size 0x3a00 From 5404fb7cec7473413bc1dd2d114dbe7c291dfb15 Mon Sep 17 00:00:00 2001 From: Joao Pinto Date: Fri, 23 Sep 2016 12:52:52 +0100 Subject: [PATCH 10/10] scsi: ufs: Kconfig fix Currently if we have PCI and UFSHCD configured in the kernel, both SCSI_UFS_DWC_TC_PCI and SCSI_UFSHCD_PCI show up, which is not correct. This patch changes the UFS Kconfig to assure hierarchy between the 2 options. Signed-off-by: Joao Pinto Signed-off-by: Martin K. Petersen --- drivers/scsi/ufs/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/ufs/Kconfig b/drivers/scsi/ufs/Kconfig index 47966909286d..e27b4d4e6ae2 100644 --- a/drivers/scsi/ufs/Kconfig +++ b/drivers/scsi/ufs/Kconfig @@ -63,7 +63,7 @@ config SCSI_UFSHCD_PCI config SCSI_UFS_DWC_TC_PCI tristate "DesignWare pci support using a G210 Test Chip" - depends on SCSI_UFSHCD && PCI + depends on SCSI_UFSHCD_PCI ---help--- Synopsys Test Chip is a PHY for prototyping purposes.