diff options
| author | Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com> | 2006-09-28 15:51:36 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-10-18 11:36:11 -0700 |
| commit | 6aa562c248e05db993e4a5f405f899c0cfabb7f2 (patch) | |
| tree | e2d2fca823131f0d33fb7015d35016576fc33d31 /drivers/pci | |
| parent | d1729ccecd7ba9ceb6dca1c973dbfd87041d0637 (diff) | |
shpchp: remove unnecessary cmd_busy member from struct controller
This patch removes unnecessary cmd_busy member from struct
controller. Read command status register instead of using cmd_busy.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/hotplug/shpchp.h | 1 | ||||
| -rw-r--r-- | drivers/pci/hotplug/shpchp_hpc.c | 5 |
2 files changed, 1 insertions, 5 deletions
diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h index c7103ac5cd0..7e7d490622e 100644 --- a/drivers/pci/hotplug/shpchp.h +++ b/drivers/pci/hotplug/shpchp.h @@ -103,7 +103,6 @@ struct controller { u32 cap_offset; unsigned long mmio_base; unsigned long mmio_size; - volatile int cmd_busy; }; diff --git a/drivers/pci/hotplug/shpchp_hpc.c b/drivers/pci/hotplug/shpchp_hpc.c index 4826dd158de..bbe450f098e 100644 --- a/drivers/pci/hotplug/shpchp_hpc.c +++ b/drivers/pci/hotplug/shpchp_hpc.c @@ -339,7 +339,7 @@ static inline int shpc_wait_cmd(struct controller *ctrl) rc = shpc_poll_ctrl_busy(ctrl); else rc = wait_event_interruptible_timeout(ctrl->queue, - !ctrl->cmd_busy, timeout); + !is_ctrl_busy(ctrl), timeout); if (!rc && is_ctrl_busy(ctrl)) { retval = -EIO; err("Command not completed in 1000 msec\n"); @@ -347,7 +347,6 @@ static inline int shpc_wait_cmd(struct controller *ctrl) retval = -EINTR; info("Command was interrupted by a signal\n"); } - ctrl->cmd_busy = 0; return retval; } @@ -378,7 +377,6 @@ static int shpc_write_cmd(struct slot *slot, u8 t_slot, u8 cmd) /* To make sure the Controller Busy bit is 0 before we send out the * command. */ - slot->ctrl->cmd_busy = 1; shpc_writew(ctrl, CMD, temp_word); /* @@ -928,7 +926,6 @@ static irqreturn_t shpc_isr(int irq, void *dev_id) serr_int &= ~SERR_INTR_RSVDZ_MASK; shpc_writel(ctrl, SERR_INTR_ENABLE, serr_int); - ctrl->cmd_busy = 0; wake_up_interruptible(&ctrl->queue); } |