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| author | Ingo Molnar <mingo@elte.hu> | 2009-03-18 10:37:43 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-18 10:37:43 +0100 |
| commit | 04dfcfcb54b073133bcca2c8f25b55e904558931 (patch) | |
| tree | 123d13f9e242751f629924e92fcb297dc669d767 /drivers/block/xsysace.c | |
| parent | 0bd5c4f7c874cf48ff7904dcf8a59988c8fea0e8 (diff) | |
| parent | ee568b25ee9e160b32d1aef73d8b2ee9c05d34db (diff) | |
| download | op-kernel-dev-04dfcfcb54b073133bcca2c8f25b55e904558931.zip op-kernel-dev-04dfcfcb54b073133bcca2c8f25b55e904558931.tar.gz | |
Merge branch 'linus' into core/iommu
Diffstat (limited to 'drivers/block/xsysace.c')
| -rw-r--r-- | drivers/block/xsysace.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c index 381d686..119be34 100644 --- a/drivers/block/xsysace.c +++ b/drivers/block/xsysace.c @@ -489,6 +489,28 @@ static void ace_fsm_dostate(struct ace_device *ace) ace->fsm_state, ace->id_req_count); #endif + /* Verify that there is actually a CF in the slot. If not, then + * bail out back to the idle state and wake up all the waiters */ + status = ace_in32(ace, ACE_STATUS); + if ((status & ACE_STATUS_CFDETECT) == 0) { + ace->fsm_state = ACE_FSM_STATE_IDLE; + ace->media_change = 1; + set_capacity(ace->gd, 0); + dev_info(ace->dev, "No CF in slot\n"); + + /* Drop all pending requests */ + while ((req = elv_next_request(ace->queue)) != NULL) + end_request(req, 0); + + /* Drop back to IDLE state and notify waiters */ + ace->fsm_state = ACE_FSM_STATE_IDLE; + ace->id_result = -EIO; + while (ace->id_req_count) { + complete(&ace->id_completion); + ace->id_req_count--; + } + } + switch (ace->fsm_state) { case ACE_FSM_STATE_IDLE: /* See if there is anything to do */ |
