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authorArnaldo Carvalho de Melo <acme@redhat.com>2019-11-26 11:06:19 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2019-11-26 11:06:19 -0300
commit2ea352d5960ad469f5712cf3e293db97beac4e01 (patch)
treec24ae19073f2884867b310ee193d36a82075b60f /include/linux/libata.h
parentceb9e77324fa661b1001a0ae66f061b5fcb4e4e6 (diff)
parentbe2eca94d144e3ffed565c483a58ecc76a869c98 (diff)
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up BPF changes we'll need. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'include/linux/libata.h')
-rw-r--r--include/linux/libata.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 207e7ee764ce..d3bbfddf616a 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -484,6 +484,7 @@ enum hsm_task_states {
};
enum ata_completion_errors {
+ AC_ERR_OK = 0, /* no error */
AC_ERR_DEV = (1 << 0), /* device reported error */
AC_ERR_HSM = (1 << 1), /* host state machine violation */
AC_ERR_TIMEOUT = (1 << 2), /* timeout */
@@ -891,9 +892,9 @@ struct ata_port_operations {
/*
* Command execution
*/
- int (*qc_defer)(struct ata_queued_cmd *qc);
- int (*check_atapi_dma)(struct ata_queued_cmd *qc);
- void (*qc_prep)(struct ata_queued_cmd *qc);
+ int (*qc_defer)(struct ata_queued_cmd *qc);
+ int (*check_atapi_dma)(struct ata_queued_cmd *qc);
+ enum ata_completion_errors (*qc_prep)(struct ata_queued_cmd *qc);
unsigned int (*qc_issue)(struct ata_queued_cmd *qc);
bool (*qc_fill_rtf)(struct ata_queued_cmd *qc);
@@ -1161,7 +1162,7 @@ extern int ata_xfer_mode2shift(unsigned long xfer_mode);
extern const char *ata_mode_string(unsigned long xfer_mask);
extern unsigned long ata_id_xfermask(const u16 *id);
extern int ata_std_qc_defer(struct ata_queued_cmd *qc);
-extern void ata_noop_qc_prep(struct ata_queued_cmd *qc);
+extern enum ata_completion_errors ata_noop_qc_prep(struct ata_queued_cmd *qc);
extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
unsigned int n_elem);
extern unsigned int ata_dev_classify(const struct ata_taskfile *tf);
@@ -1893,9 +1894,9 @@ extern const struct ata_port_operations ata_bmdma_port_ops;
.sg_tablesize = LIBATA_MAX_PRD, \
.dma_boundary = ATA_DMA_BOUNDARY
-extern void ata_bmdma_qc_prep(struct ata_queued_cmd *qc);
+extern enum ata_completion_errors ata_bmdma_qc_prep(struct ata_queued_cmd *qc);
extern unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc);
-extern void ata_bmdma_dumb_qc_prep(struct ata_queued_cmd *qc);
+extern enum ata_completion_errors ata_bmdma_dumb_qc_prep(struct ata_queued_cmd *qc);
extern unsigned int ata_bmdma_port_intr(struct ata_port *ap,
struct ata_queued_cmd *qc);
extern irqreturn_t ata_bmdma_interrupt(int irq, void *dev_instance);