[Qemu-devel] [PATCH 5/9] IDE: replace DEBUG_AIO with trace events

[John Snow <jsnow@redhat.com>]

Signed-off-by: John Snow <jsnow@redhat.com>
---
 hw/ide/atapi.c            |  5 +----
 hw/ide/core.c             | 17 ++++++++++-------
 hw/ide/trace-events       |  3 +++
 include/hw/ide/internal.h |  7 +++++--
 4 files changed, 19 insertions(+), 13 deletions(-)

diff --git a/hw/ide/atapi.c b/hw/ide/atapi.c
index 37fa699..b8fc51e 100644
--- a/hw/ide/atapi.c
+++ b/hw/ide/atapi.c
@@ -416,10 +416,7 @@ static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret)
         s->io_buffer_size = n * 2048;
         data_offset = 0;
     }
-#ifdef DEBUG_AIO
-    printf("aio_read_cd: lba=%u n=%d\n", s->lba, n);
-#endif
-
+    trace_ide_atapi_cmd_read_dma_cb_aio(s, s->lba, n);
     s->bus->dma->iov.iov_base = (void *)(s->io_buffer + data_offset);
     s->bus->dma->iov.iov_len = n * ATAPI_SECTOR_SIZE;
     qemu_iovec_init_external(&s->bus->dma->qiov, &s->bus->dma->iov, 1);
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 29848ff..1358029 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -58,6 +58,13 @@ static const int smart_attributes[][12] = {
     { 190,  0x03, 0x00, 0x45, 0x45, 0x1f, 0x00, 0x1f, 0x1f, 0x00, 0x00, 0x32},
 };
 
+const char *IDE_DMA_CMD_lookup[IDE_DMA__END] = {
+    [IDE_DMA_READ] = "DMA_READ",
+    [IDE_DMA_WRITE] = "DMA_WRITE",
+    [IDE_DMA_TRIM] = "DMA TRIM",
+    [IDE_DMA_ATAPI] = "DMA ATAPI"
+};
+
 static void ide_dummy_transfer_stop(IDEState *s);
 
 static void padstr(char *str, const char *src, int len)
@@ -860,10 +867,8 @@ static void ide_dma_cb(void *opaque, int ret)
         goto eot;
     }
 
-#ifdef DEBUG_AIO
-    printf("ide_dma_cb: sector_num=%" PRId64 " n=%d, cmd_cmd=%d\n",
-           sector_num, n, s->dma_cmd);
-#endif
+    trace_ide_dma_cb(s, sector_num, n,
+                     IDE_DMA_CMD_lookup[s->dma_cmd]);
 
     if ((s->dma_cmd == IDE_DMA_READ || s->dma_cmd == IDE_DMA_WRITE) &&
         !ide_sect_range_ok(s, sector_num, n)) {
@@ -2383,9 +2388,7 @@ void ide_bus_reset(IDEBus *bus)
 
     /* pending async DMA */
     if (bus->dma->aiocb) {
-#ifdef DEBUG_AIO
-        printf("aio_cancel\n");
-#endif
+        trace_ide_bus_reset_aio();
         blk_aio_cancel(bus->dma->aiocb);
         bus->dma->aiocb = NULL;
     }
diff --git a/hw/ide/trace-events b/hw/ide/trace-events
index ade1e76..6e33cb3 100644
--- a/hw/ide/trace-events
+++ b/hw/ide/trace-events
@@ -17,6 +17,8 @@ ide_cancel_dma_sync_remaining(void) "draining all remaining requests"
 ide_sector_read(int64_t sector_num, int nsectors) "sector=%"PRId64" nsectors=%d"
 ide_sector_write(int64_t sector_num, int nsectors) "sector=%"PRId64" nsectors=%d"
 ide_reset(void *s) "IDEstate %p"
+ide_bus_reset_aio(void) "aio_cancel"
+ide_dma_cb(void *s, int64_t sector_num, int n, const char *dma) "IDEState %p; sector_num=%"PRId64" n=%d cmd=%s"
 
 # hw/ide/pci.c
 bmdma_reset(void) ""
@@ -48,5 +50,6 @@ ide_atapi_cmd_reply_end_new(void *s, int status) "IDEState: %p; new transfer sta
 ide_atapi_cmd_check_status(void *s) "IDEState: %p"
 ide_atapi_cmd_read(void *s, const char *method, int lba, int nb_sectors) "IDEState: %p; read %s: LBA=%d nb_sectors=%d"
 ide_atapi_cmd(void *s, uint8_t cmd) "IDEState: %p; cmd: 0x%02x"
+ide_atapi_cmd_read_dma_cb_aio(void *s, int lba, int n) "IDEState: %p; aio read: lba=%d n=%d"
 # Warning: Verbose
 ide_atapi_cmd_packet(void *s, uint16_t limit, const char *packet) "IDEState: %p; limit=0x%x packet: %s"
\ No newline at end of file
diff --git a/include/hw/ide/internal.h b/include/hw/ide/internal.h
index 74efe8a..97e97a2 100644
--- a/include/hw/ide/internal.h
+++ b/include/hw/ide/internal.h
@@ -14,7 +14,6 @@
 #include "block/scsi.h"
 
 /* debug IDE devices */
-//#define DEBUG_AIO
 #define USE_DMA_CDROM
 
 typedef struct IDEBus IDEBus;
@@ -333,12 +332,16 @@ struct unreported_events {
 };
 
 enum ide_dma_cmd {
-    IDE_DMA_READ,
+    IDE_DMA__BEGIN = 0,
+    IDE_DMA_READ = IDE_DMA__BEGIN,
     IDE_DMA_WRITE,
     IDE_DMA_TRIM,
     IDE_DMA_ATAPI,
+    IDE_DMA__END
 };
 
+extern const char *IDE_DMA_CMD_lookup[IDE_DMA__END];
+
 #define ide_cmd_is_read(s) \
 	((s)->dma_cmd == IDE_DMA_READ)
 
-- 
2.9.4