On Fri, Dec 10, 2021 at 03:06:18AM +0530, Vihas Mak wrote:
> The functions get_max_adapter_speed() and get_bus_name() in
> ibmphp_core.c are commented-out and the fields .get_max_adapter_speed
> and .get_bus_name_status are removed from struct hotplug_slot_ops in
> pci_hotplug.h. Remove the commented-out functions.
>
> Signed-off-by: Vihas Mak <makvihas@xxxxxxxxx>
I tweaked the subject line to match the history and applied to
pci/hotplug for v5.17, thanks!
$ git log --oneline drivers/pci/hotplug/ibmphp_core.c
e1a6333e7f89 ("PCI: ibmphp: Remove commented-out functions")
2a727f609137 ("PCI: ibmphp: Turn semaphores into completions or mutexes")
4051f5ebb11c ("PCI: ibmphp: Fix use-before-set in get_max_bus_speed()")
...
> ---
> drivers/pci/hotplug/TODO | 5 ---
> drivers/pci/hotplug/ibmphp_core.c | 74 -------------------------------
> 2 files changed, 79 deletions(-)
>
> diff --git a/drivers/pci/hotplug/TODO b/drivers/pci/hotplug/TODO
> index cc6194aa2..88f217c82 100644
> --- a/drivers/pci/hotplug/TODO
> +++ b/drivers/pci/hotplug/TODO
> @@ -30,11 +30,6 @@ ibmphp:
> or ibmphp should store a pointer to its bus in struct slot. Probably the
> former.
>
> -* The functions get_max_adapter_speed() and get_bus_name() are commented out.
> - Can they be deleted? There are also forward declarations at the top of
> - ibmphp_core.c as well as pointers in ibmphp_hotplug_slot_ops, likewise
> - commented out.
> -
> * ibmphp_init_devno() takes a struct slot **, it could instead take a
> struct slot *.
>
> diff --git a/drivers/pci/hotplug/ibmphp_core.c b/drivers/pci/hotplug/ibmphp_core.c
> index 17124254d..197997e26 100644
> --- a/drivers/pci/hotplug/ibmphp_core.c
> +++ b/drivers/pci/hotplug/ibmphp_core.c
> @@ -50,14 +50,6 @@ static int irqs[16]; /* PIC mode IRQs we're using so far (in case MPS
>
> static int init_flag;
>
> -/*
> -static int get_max_adapter_speed_1 (struct hotplug_slot *, u8 *, u8);
> -
> -static inline int get_max_adapter_speed (struct hotplug_slot *hs, u8 *value)
> -{
> - return get_max_adapter_speed_1 (hs, value, 1);
> -}
> -*/
> static inline int get_cur_bus_info(struct slot **sl)
> {
> int rc = 1;
> @@ -401,69 +393,6 @@ static int get_max_bus_speed(struct slot *slot)
> return rc;
> }
>
> -/*
> -static int get_max_adapter_speed_1(struct hotplug_slot *hotplug_slot, u8 *value, u8 flag)
> -{
> - int rc = -ENODEV;
> - struct slot *pslot;
> - struct slot myslot;
> -
> - debug("get_max_adapter_speed_1 - Entry hotplug_slot[%lx] pvalue[%lx]\n",
> - (ulong)hotplug_slot, (ulong) value);
> -
> - if (flag)
> - ibmphp_lock_operations();
> -
> - if (hotplug_slot && value) {
> - pslot = hotplug_slot->private;
> - if (pslot) {
> - memcpy(&myslot, pslot, sizeof(struct slot));
> - rc = ibmphp_hpc_readslot(pslot, READ_SLOTSTATUS,
> - &(myslot.status));
> -
> - if (!(SLOT_LATCH (myslot.status)) &&
> - (SLOT_PRESENT (myslot.status))) {
> - rc = ibmphp_hpc_readslot(pslot,
> - READ_EXTSLOTSTATUS,
> - &(myslot.ext_status));
> - if (!rc)
> - *value = SLOT_SPEED(myslot.ext_status);
> - } else
> - *value = MAX_ADAPTER_NONE;
> - }
> - }
> -
> - if (flag)
> - ibmphp_unlock_operations();
> -
> - debug("get_max_adapter_speed_1 - Exit rc[%d] value[%x]\n", rc, *value);
> - return rc;
> -}
> -
> -static int get_bus_name(struct hotplug_slot *hotplug_slot, char *value)
> -{
> - int rc = -ENODEV;
> - struct slot *pslot = NULL;
> -
> - debug("get_bus_name - Entry hotplug_slot[%lx]\n", (ulong)hotplug_slot);
> -
> - ibmphp_lock_operations();
> -
> - if (hotplug_slot) {
> - pslot = hotplug_slot->private;
> - if (pslot) {
> - rc = 0;
> - snprintf(value, 100, "Bus %x", pslot->bus);
> - }
> - } else
> - rc = -ENODEV;
> -
> - ibmphp_unlock_operations();
> - debug("get_bus_name - Exit rc[%d] value[%x]\n", rc, *value);
> - return rc;
> -}
> -*/
> -
> /****************************************************************************
> * This routine will initialize the ops data structure used in the validate
> * function. It will also power off empty slots that are powered on since BIOS
> @@ -1231,9 +1160,6 @@ const struct hotplug_slot_ops ibmphp_hotplug_slot_ops = {
> .get_attention_status = get_attention_status,
> .get_latch_status = get_latch_status,
> .get_adapter_status = get_adapter_present,
> -/* .get_max_adapter_speed = get_max_adapter_speed,
> - .get_bus_name_status = get_bus_name,
> -*/
> };
>
> static void ibmphp_unload(void)
> --
> 2.30.2
>
