diff options
Diffstat (limited to 'drivers/pci/hotplug/shpchp_hpc.c')
-rw-r--r-- | drivers/pci/hotplug/shpchp_hpc.c | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/drivers/pci/hotplug/shpchp_hpc.c b/drivers/pci/hotplug/shpchp_hpc.c index e8aa138128ce..7d770b2cd889 100644 --- a/drivers/pci/hotplug/shpchp_hpc.c +++ b/drivers/pci/hotplug/shpchp_hpc.c | |||
@@ -321,14 +321,14 @@ static int shpc_write_cmd(struct slot *slot, u8 t_slot, u8 cmd) | |||
321 | if (!shpc_poll_ctrl_busy(ctrl)) { | 321 | if (!shpc_poll_ctrl_busy(ctrl)) { |
322 | /* After 1 sec and and the controller is still busy */ | 322 | /* After 1 sec and and the controller is still busy */ |
323 | err("%s : Controller is still busy after 1 sec.\n", | 323 | err("%s : Controller is still busy after 1 sec.\n", |
324 | __FUNCTION__); | 324 | __func__); |
325 | retval = -EBUSY; | 325 | retval = -EBUSY; |
326 | goto out; | 326 | goto out; |
327 | } | 327 | } |
328 | 328 | ||
329 | ++t_slot; | 329 | ++t_slot; |
330 | temp_word = (t_slot << 8) | (cmd & 0xFF); | 330 | temp_word = (t_slot << 8) | (cmd & 0xFF); |
331 | dbg("%s: t_slot %x cmd %x\n", __FUNCTION__, t_slot, cmd); | 331 | dbg("%s: t_slot %x cmd %x\n", __func__, t_slot, cmd); |
332 | 332 | ||
333 | /* To make sure the Controller Busy bit is 0 before we send out the | 333 | /* To make sure the Controller Busy bit is 0 before we send out the |
334 | * command. | 334 | * command. |
@@ -345,7 +345,7 @@ static int shpc_write_cmd(struct slot *slot, u8 t_slot, u8 cmd) | |||
345 | cmd_status = hpc_check_cmd_status(slot->ctrl); | 345 | cmd_status = hpc_check_cmd_status(slot->ctrl); |
346 | if (cmd_status) { | 346 | if (cmd_status) { |
347 | err("%s: Failed to issued command 0x%x (error code = %d)\n", | 347 | err("%s: Failed to issued command 0x%x (error code = %d)\n", |
348 | __FUNCTION__, cmd, cmd_status); | 348 | __func__, cmd, cmd_status); |
349 | retval = -EIO; | 349 | retval = -EIO; |
350 | } | 350 | } |
351 | out: | 351 | out: |
@@ -364,15 +364,15 @@ static int hpc_check_cmd_status(struct controller *ctrl) | |||
364 | break; | 364 | break; |
365 | case 1: | 365 | case 1: |
366 | retval = SWITCH_OPEN; | 366 | retval = SWITCH_OPEN; |
367 | err("%s: Switch opened!\n", __FUNCTION__); | 367 | err("%s: Switch opened!\n", __func__); |
368 | break; | 368 | break; |
369 | case 2: | 369 | case 2: |
370 | retval = INVALID_CMD; | 370 | retval = INVALID_CMD; |
371 | err("%s: Invalid HPC command!\n", __FUNCTION__); | 371 | err("%s: Invalid HPC command!\n", __func__); |
372 | break; | 372 | break; |
373 | case 4: | 373 | case 4: |
374 | retval = INVALID_SPEED_MODE; | 374 | retval = INVALID_SPEED_MODE; |
375 | err("%s: Invalid bus speed/mode!\n", __FUNCTION__); | 375 | err("%s: Invalid bus speed/mode!\n", __func__); |
376 | break; | 376 | break; |
377 | default: | 377 | default: |
378 | retval = cmd_status; | 378 | retval = cmd_status; |
@@ -484,7 +484,7 @@ static int hpc_get_adapter_speed(struct slot *slot, enum pci_bus_speed *value) | |||
484 | } | 484 | } |
485 | 485 | ||
486 | dbg("%s: slot_reg = %x, pcix_cap = %x, m66_cap = %x\n", | 486 | dbg("%s: slot_reg = %x, pcix_cap = %x, m66_cap = %x\n", |
487 | __FUNCTION__, slot_reg, pcix_cap, m66_cap); | 487 | __func__, slot_reg, pcix_cap, m66_cap); |
488 | 488 | ||
489 | switch (pcix_cap) { | 489 | switch (pcix_cap) { |
490 | case 0x0: | 490 | case 0x0: |
@@ -629,7 +629,7 @@ static int hpc_power_on_slot(struct slot * slot) | |||
629 | 629 | ||
630 | retval = shpc_write_cmd(slot, slot->hp_slot, SET_SLOT_PWR); | 630 | retval = shpc_write_cmd(slot, slot->hp_slot, SET_SLOT_PWR); |
631 | if (retval) | 631 | if (retval) |
632 | err("%s: Write command failed!\n", __FUNCTION__); | 632 | err("%s: Write command failed!\n", __func__); |
633 | 633 | ||
634 | return retval; | 634 | return retval; |
635 | } | 635 | } |
@@ -642,7 +642,7 @@ static int hpc_slot_enable(struct slot * slot) | |||
642 | retval = shpc_write_cmd(slot, slot->hp_slot, | 642 | retval = shpc_write_cmd(slot, slot->hp_slot, |
643 | SET_SLOT_ENABLE | SET_PWR_BLINK | SET_ATTN_OFF); | 643 | SET_SLOT_ENABLE | SET_PWR_BLINK | SET_ATTN_OFF); |
644 | if (retval) | 644 | if (retval) |
645 | err("%s: Write command failed!\n", __FUNCTION__); | 645 | err("%s: Write command failed!\n", __func__); |
646 | 646 | ||
647 | return retval; | 647 | return retval; |
648 | } | 648 | } |
@@ -655,7 +655,7 @@ static int hpc_slot_disable(struct slot * slot) | |||
655 | retval = shpc_write_cmd(slot, slot->hp_slot, | 655 | retval = shpc_write_cmd(slot, slot->hp_slot, |
656 | SET_SLOT_DISABLE | SET_PWR_OFF | SET_ATTN_ON); | 656 | SET_SLOT_DISABLE | SET_PWR_OFF | SET_ATTN_ON); |
657 | if (retval) | 657 | if (retval) |
658 | err("%s: Write command failed!\n", __FUNCTION__); | 658 | err("%s: Write command failed!\n", __func__); |
659 | 659 | ||
660 | return retval; | 660 | return retval; |
661 | } | 661 | } |
@@ -719,7 +719,7 @@ static int hpc_set_bus_speed_mode(struct slot * slot, enum pci_bus_speed value) | |||
719 | 719 | ||
720 | retval = shpc_write_cmd(slot, 0, cmd); | 720 | retval = shpc_write_cmd(slot, 0, cmd); |
721 | if (retval) | 721 | if (retval) |
722 | err("%s: Write command failed!\n", __FUNCTION__); | 722 | err("%s: Write command failed!\n", __func__); |
723 | 723 | ||
724 | return retval; | 724 | return retval; |
725 | } | 725 | } |
@@ -735,7 +735,7 @@ static irqreturn_t shpc_isr(int irq, void *dev_id) | |||
735 | if (!intr_loc) | 735 | if (!intr_loc) |
736 | return IRQ_NONE; | 736 | return IRQ_NONE; |
737 | 737 | ||
738 | dbg("%s: intr_loc = %x\n",__FUNCTION__, intr_loc); | 738 | dbg("%s: intr_loc = %x\n",__func__, intr_loc); |
739 | 739 | ||
740 | if(!shpchp_poll_mode) { | 740 | if(!shpchp_poll_mode) { |
741 | /* | 741 | /* |
@@ -748,7 +748,7 @@ static irqreturn_t shpc_isr(int irq, void *dev_id) | |||
748 | shpc_writel(ctrl, SERR_INTR_ENABLE, serr_int); | 748 | shpc_writel(ctrl, SERR_INTR_ENABLE, serr_int); |
749 | 749 | ||
750 | intr_loc2 = shpc_readl(ctrl, INTR_LOC); | 750 | intr_loc2 = shpc_readl(ctrl, INTR_LOC); |
751 | dbg("%s: intr_loc2 = %x\n",__FUNCTION__, intr_loc2); | 751 | dbg("%s: intr_loc2 = %x\n",__func__, intr_loc2); |
752 | } | 752 | } |
753 | 753 | ||
754 | if (intr_loc & CMD_INTR_PENDING) { | 754 | if (intr_loc & CMD_INTR_PENDING) { |
@@ -774,7 +774,7 @@ static irqreturn_t shpc_isr(int irq, void *dev_id) | |||
774 | 774 | ||
775 | slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); | 775 | slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); |
776 | dbg("%s: Slot %x with intr, slot register = %x\n", | 776 | dbg("%s: Slot %x with intr, slot register = %x\n", |
777 | __FUNCTION__, hp_slot, slot_reg); | 777 | __func__, hp_slot, slot_reg); |
778 | 778 | ||
779 | if (slot_reg & MRL_CHANGE_DETECTED) | 779 | if (slot_reg & MRL_CHANGE_DETECTED) |
780 | shpchp_handle_switch_change(hp_slot, ctrl); | 780 | shpchp_handle_switch_change(hp_slot, ctrl); |
@@ -958,33 +958,33 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev) | |||
958 | } else { | 958 | } else { |
959 | ctrl->cap_offset = pci_find_capability(pdev, PCI_CAP_ID_SHPC); | 959 | ctrl->cap_offset = pci_find_capability(pdev, PCI_CAP_ID_SHPC); |
960 | if (!ctrl->cap_offset) { | 960 | if (!ctrl->cap_offset) { |
961 | err("%s : cap_offset == 0\n", __FUNCTION__); | 961 | err("%s : cap_offset == 0\n", __func__); |
962 | goto abort; | 962 | goto abort; |
963 | } | 963 | } |
964 | dbg("%s: cap_offset = %x\n", __FUNCTION__, ctrl->cap_offset); | 964 | dbg("%s: cap_offset = %x\n", __func__, ctrl->cap_offset); |
965 | 965 | ||
966 | rc = shpc_indirect_read(ctrl, 0, &shpc_base_offset); | 966 | rc = shpc_indirect_read(ctrl, 0, &shpc_base_offset); |
967 | if (rc) { | 967 | if (rc) { |
968 | err("%s: cannot read base_offset\n", __FUNCTION__); | 968 | err("%s: cannot read base_offset\n", __func__); |
969 | goto abort; | 969 | goto abort; |
970 | } | 970 | } |
971 | 971 | ||
972 | rc = shpc_indirect_read(ctrl, 3, &tempdword); | 972 | rc = shpc_indirect_read(ctrl, 3, &tempdword); |
973 | if (rc) { | 973 | if (rc) { |
974 | err("%s: cannot read slot config\n", __FUNCTION__); | 974 | err("%s: cannot read slot config\n", __func__); |
975 | goto abort; | 975 | goto abort; |
976 | } | 976 | } |
977 | num_slots = tempdword & SLOT_NUM; | 977 | num_slots = tempdword & SLOT_NUM; |
978 | dbg("%s: num_slots (indirect) %x\n", __FUNCTION__, num_slots); | 978 | dbg("%s: num_slots (indirect) %x\n", __func__, num_slots); |
979 | 979 | ||
980 | for (i = 0; i < 9 + num_slots; i++) { | 980 | for (i = 0; i < 9 + num_slots; i++) { |
981 | rc = shpc_indirect_read(ctrl, i, &tempdword); | 981 | rc = shpc_indirect_read(ctrl, i, &tempdword); |
982 | if (rc) { | 982 | if (rc) { |
983 | err("%s: cannot read creg (index = %d)\n", | 983 | err("%s: cannot read creg (index = %d)\n", |
984 | __FUNCTION__, i); | 984 | __func__, i); |
985 | goto abort; | 985 | goto abort; |
986 | } | 986 | } |
987 | dbg("%s: offset %d: value %x\n", __FUNCTION__,i, | 987 | dbg("%s: offset %d: value %x\n", __func__,i, |
988 | tempdword); | 988 | tempdword); |
989 | } | 989 | } |
990 | 990 | ||
@@ -998,25 +998,25 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev) | |||
998 | 998 | ||
999 | rc = pci_enable_device(pdev); | 999 | rc = pci_enable_device(pdev); |
1000 | if (rc) { | 1000 | if (rc) { |
1001 | err("%s: pci_enable_device failed\n", __FUNCTION__); | 1001 | err("%s: pci_enable_device failed\n", __func__); |
1002 | goto abort; | 1002 | goto abort; |
1003 | } | 1003 | } |
1004 | 1004 | ||
1005 | if (!request_mem_region(ctrl->mmio_base, ctrl->mmio_size, MY_NAME)) { | 1005 | if (!request_mem_region(ctrl->mmio_base, ctrl->mmio_size, MY_NAME)) { |
1006 | err("%s: cannot reserve MMIO region\n", __FUNCTION__); | 1006 | err("%s: cannot reserve MMIO region\n", __func__); |
1007 | rc = -1; | 1007 | rc = -1; |
1008 | goto abort; | 1008 | goto abort; |
1009 | } | 1009 | } |
1010 | 1010 | ||
1011 | ctrl->creg = ioremap(ctrl->mmio_base, ctrl->mmio_size); | 1011 | ctrl->creg = ioremap(ctrl->mmio_base, ctrl->mmio_size); |
1012 | if (!ctrl->creg) { | 1012 | if (!ctrl->creg) { |
1013 | err("%s: cannot remap MMIO region %lx @ %lx\n", __FUNCTION__, | 1013 | err("%s: cannot remap MMIO region %lx @ %lx\n", __func__, |
1014 | ctrl->mmio_size, ctrl->mmio_base); | 1014 | ctrl->mmio_size, ctrl->mmio_base); |
1015 | release_mem_region(ctrl->mmio_base, ctrl->mmio_size); | 1015 | release_mem_region(ctrl->mmio_base, ctrl->mmio_size); |
1016 | rc = -1; | 1016 | rc = -1; |
1017 | goto abort; | 1017 | goto abort; |
1018 | } | 1018 | } |
1019 | dbg("%s: ctrl->creg %p\n", __FUNCTION__, ctrl->creg); | 1019 | dbg("%s: ctrl->creg %p\n", __func__, ctrl->creg); |
1020 | 1020 | ||
1021 | mutex_init(&ctrl->crit_sect); | 1021 | mutex_init(&ctrl->crit_sect); |
1022 | mutex_init(&ctrl->cmd_lock); | 1022 | mutex_init(&ctrl->cmd_lock); |
@@ -1035,20 +1035,20 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev) | |||
1035 | 1035 | ||
1036 | /* Mask Global Interrupt Mask & Command Complete Interrupt Mask */ | 1036 | /* Mask Global Interrupt Mask & Command Complete Interrupt Mask */ |
1037 | tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); | 1037 | tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); |
1038 | dbg("%s: SERR_INTR_ENABLE = %x\n", __FUNCTION__, tempdword); | 1038 | dbg("%s: SERR_INTR_ENABLE = %x\n", __func__, tempdword); |
1039 | tempdword |= (GLOBAL_INTR_MASK | GLOBAL_SERR_MASK | | 1039 | tempdword |= (GLOBAL_INTR_MASK | GLOBAL_SERR_MASK | |
1040 | COMMAND_INTR_MASK | ARBITER_SERR_MASK); | 1040 | COMMAND_INTR_MASK | ARBITER_SERR_MASK); |
1041 | tempdword &= ~SERR_INTR_RSVDZ_MASK; | 1041 | tempdword &= ~SERR_INTR_RSVDZ_MASK; |
1042 | shpc_writel(ctrl, SERR_INTR_ENABLE, tempdword); | 1042 | shpc_writel(ctrl, SERR_INTR_ENABLE, tempdword); |
1043 | tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); | 1043 | tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); |
1044 | dbg("%s: SERR_INTR_ENABLE = %x\n", __FUNCTION__, tempdword); | 1044 | dbg("%s: SERR_INTR_ENABLE = %x\n", __func__, tempdword); |
1045 | 1045 | ||
1046 | /* Mask the MRL sensor SERR Mask of individual slot in | 1046 | /* Mask the MRL sensor SERR Mask of individual slot in |
1047 | * Slot SERR-INT Mask & clear all the existing event if any | 1047 | * Slot SERR-INT Mask & clear all the existing event if any |
1048 | */ | 1048 | */ |
1049 | for (hp_slot = 0; hp_slot < ctrl->num_slots; hp_slot++) { | 1049 | for (hp_slot = 0; hp_slot < ctrl->num_slots; hp_slot++) { |
1050 | slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); | 1050 | slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); |
1051 | dbg("%s: Default Logical Slot Register %d value %x\n", __FUNCTION__, | 1051 | dbg("%s: Default Logical Slot Register %d value %x\n", __func__, |
1052 | hp_slot, slot_reg); | 1052 | hp_slot, slot_reg); |
1053 | slot_reg |= (PRSNT_CHANGE_INTR_MASK | ISO_PFAULT_INTR_MASK | | 1053 | slot_reg |= (PRSNT_CHANGE_INTR_MASK | ISO_PFAULT_INTR_MASK | |
1054 | BUTTON_PRESS_INTR_MASK | MRL_CHANGE_INTR_MASK | | 1054 | BUTTON_PRESS_INTR_MASK | MRL_CHANGE_INTR_MASK | |
@@ -1073,7 +1073,7 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev) | |||
1073 | rc = request_irq(ctrl->pci_dev->irq, shpc_isr, IRQF_SHARED, | 1073 | rc = request_irq(ctrl->pci_dev->irq, shpc_isr, IRQF_SHARED, |
1074 | MY_NAME, (void *)ctrl); | 1074 | MY_NAME, (void *)ctrl); |
1075 | dbg("%s: request_irq %d for hpc%d (returns %d)\n", | 1075 | dbg("%s: request_irq %d for hpc%d (returns %d)\n", |
1076 | __FUNCTION__, ctrl->pci_dev->irq, | 1076 | __func__, ctrl->pci_dev->irq, |
1077 | atomic_read(&shpchp_num_controllers), rc); | 1077 | atomic_read(&shpchp_num_controllers), rc); |
1078 | if (rc) { | 1078 | if (rc) { |
1079 | err("Can't get irq %d for the hotplug controller\n", | 1079 | err("Can't get irq %d for the hotplug controller\n", |
@@ -1081,7 +1081,7 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev) | |||
1081 | goto abort_iounmap; | 1081 | goto abort_iounmap; |
1082 | } | 1082 | } |
1083 | } | 1083 | } |
1084 | dbg("%s: HPC at b:d:f:irq=0x%x:%x:%x:%x\n", __FUNCTION__, | 1084 | dbg("%s: HPC at b:d:f:irq=0x%x:%x:%x:%x\n", __func__, |
1085 | pdev->bus->number, PCI_SLOT(pdev->devfn), | 1085 | pdev->bus->number, PCI_SLOT(pdev->devfn), |
1086 | PCI_FUNC(pdev->devfn), pdev->irq); | 1086 | PCI_FUNC(pdev->devfn), pdev->irq); |
1087 | get_hp_hw_control_from_firmware(pdev); | 1087 | get_hp_hw_control_from_firmware(pdev); |
@@ -1103,7 +1103,7 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev) | |||
1103 | */ | 1103 | */ |
1104 | for (hp_slot = 0; hp_slot < ctrl->num_slots; hp_slot++) { | 1104 | for (hp_slot = 0; hp_slot < ctrl->num_slots; hp_slot++) { |
1105 | slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); | 1105 | slot_reg = shpc_readl(ctrl, SLOT_REG(hp_slot)); |
1106 | dbg("%s: Default Logical Slot Register %d value %x\n", __FUNCTION__, | 1106 | dbg("%s: Default Logical Slot Register %d value %x\n", __func__, |
1107 | hp_slot, slot_reg); | 1107 | hp_slot, slot_reg); |
1108 | slot_reg &= ~(PRSNT_CHANGE_INTR_MASK | ISO_PFAULT_INTR_MASK | | 1108 | slot_reg &= ~(PRSNT_CHANGE_INTR_MASK | ISO_PFAULT_INTR_MASK | |
1109 | BUTTON_PRESS_INTR_MASK | MRL_CHANGE_INTR_MASK | | 1109 | BUTTON_PRESS_INTR_MASK | MRL_CHANGE_INTR_MASK | |
@@ -1117,7 +1117,7 @@ int shpc_init(struct controller *ctrl, struct pci_dev *pdev) | |||
1117 | SERR_INTR_RSVDZ_MASK); | 1117 | SERR_INTR_RSVDZ_MASK); |
1118 | shpc_writel(ctrl, SERR_INTR_ENABLE, tempdword); | 1118 | shpc_writel(ctrl, SERR_INTR_ENABLE, tempdword); |
1119 | tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); | 1119 | tempdword = shpc_readl(ctrl, SERR_INTR_ENABLE); |
1120 | dbg("%s: SERR_INTR_ENABLE = %x\n", __FUNCTION__, tempdword); | 1120 | dbg("%s: SERR_INTR_ENABLE = %x\n", __func__, tempdword); |
1121 | } | 1121 | } |
1122 | 1122 | ||
1123 | return 0; | 1123 | return 0; |