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Message-ID: <20080206052715.GB14349@gollum.tnic>
Date: Wed, 6 Feb 2008 06:27:15 +0100
From: Borislav Petkov <petkovbb@...glemail.com>
To: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc: linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org
Subject: Re: ide-tape redux (was: Re:)
... and while we're at it ...
commit c824f79fe4040f7541d7e35c546bb57a22d2fe11
Author: Borislav Petkov <petkovbb@...il.com>
Date: Wed Feb 6 06:23:10 2008 +0100
ide-tape: move all struct and other defs to the top
Signed-off-by: Borislav Petkov <petkovbb@...il.com>
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 9455ce4..398aea8 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -225,6 +225,69 @@ enum {
PC_FL_WRITING = (1 << 5),
};
+/* Tape door status */
+#define DOOR_UNLOCKED 0
+#define DOOR_LOCKED 1
+#define DOOR_EXPLICITLY_LOCKED 2
+
+/* Tape flag bits values. */
+enum {
+ IDETAPE_FL_IGNORE_DSC = (1 << 0),
+ /* 0 When the tape position is unknown */
+ IDETAPE_FL_ADDRESS_VALID = (1 << 1),
+ /* Device already opened */
+ IDETAPE_FL_BUSY = (1 << 2),
+ /* Error detected in a pipeline stage */
+ IDETAPE_FL_PIPELINE_ERR = (1 << 3),
+ /* Attempt to auto-detect the current user block size */
+ IDETAPE_FL_DETECT_BS = (1 << 4),
+ /* Currently on a filemark */
+ IDETAPE_FL_FILEMARK = (1 << 5),
+ /* DRQ interrupt device */
+ IDETAPE_FL_DRQ_INTERRUPT = (1 << 6),
+ /* pipeline active */
+ IDETAPE_FL_PIPELINE_ACTIVE = (1 << 7),
+ /* 0 = no tape is loaded, so we don't rewind after ejecting */
+ IDETAPE_FL_MEDIUM_PRESENT = (1 << 8),
+};
+
+/* A define for the READ BUFFER command */
+#define IDETAPE_RETRIEVE_FAULTY_BLOCK 6
+
+/* Some defines for the SPACE command */
+#define IDETAPE_SPACE_OVER_FILEMARK 1
+#define IDETAPE_SPACE_TO_EOD 3
+
+/* Some defines for the LOAD UNLOAD command */
+#define IDETAPE_LU_LOAD_MASK 1
+#define IDETAPE_LU_RETENSION_MASK 2
+#define IDETAPE_LU_EOT_MASK 4
+
+/*
+ * Special requests for our block device strategy routine.
+ *
+ * In order to service a character device command, we add special requests to
+ * the tail of our block device request queue and wait for their completion.
+ */
+
+enum {
+ REQ_IDETAPE_PC1 = (1 << 0), /* packet command (first stage) */
+ REQ_IDETAPE_PC2 = (1 << 1), /* packet command (second stage) */
+ REQ_IDETAPE_READ = (1 << 2),
+ REQ_IDETAPE_WRITE = (1 << 3),
+ REQ_IDETAPE_READ_BUFFER = (1 << 4),
+};
+
+/* Error codes returned in rq->errors to the higher part of the driver. */
+#define IDETAPE_ERROR_GENERAL 101
+#define IDETAPE_ERROR_FILEMARK 102
+#define IDETAPE_ERROR_EOD 103
+
+/* Structures related to the SELECT SENSE / MODE SENSE packet commands. */
+#define IDETAPE_BLOCK_DESCRIPTOR 0
+#define IDETAPE_CAPABILITIES_PAGE 0x2a
+
+
/* A pipeline stage. */
typedef struct idetape_stage_s {
struct request rq; /* The corresponding request */
@@ -445,68 +508,6 @@ static void ide_tape_put(struct ide_tape_obj *tape)
mutex_unlock(&idetape_ref_mutex);
}
-/* Tape door status */
-#define DOOR_UNLOCKED 0
-#define DOOR_LOCKED 1
-#define DOOR_EXPLICITLY_LOCKED 2
-
-/* Tape flag bits values. */
-enum {
- IDETAPE_FL_IGNORE_DSC = (1 << 0),
- /* 0 When the tape position is unknown */
- IDETAPE_FL_ADDRESS_VALID = (1 << 1),
- /* Device already opened */
- IDETAPE_FL_BUSY = (1 << 2),
- /* Error detected in a pipeline stage */
- IDETAPE_FL_PIPELINE_ERR = (1 << 3),
- /* Attempt to auto-detect the current user block size */
- IDETAPE_FL_DETECT_BS = (1 << 4),
- /* Currently on a filemark */
- IDETAPE_FL_FILEMARK = (1 << 5),
- /* DRQ interrupt device */
- IDETAPE_FL_DRQ_INTERRUPT = (1 << 6),
- /* pipeline active */
- IDETAPE_FL_PIPELINE_ACTIVE = (1 << 7),
- /* 0 = no tape is loaded, so we don't rewind after ejecting */
- IDETAPE_FL_MEDIUM_PRESENT = (1 << 8),
-};
-
-/* A define for the READ BUFFER command */
-#define IDETAPE_RETRIEVE_FAULTY_BLOCK 6
-
-/* Some defines for the SPACE command */
-#define IDETAPE_SPACE_OVER_FILEMARK 1
-#define IDETAPE_SPACE_TO_EOD 3
-
-/* Some defines for the LOAD UNLOAD command */
-#define IDETAPE_LU_LOAD_MASK 1
-#define IDETAPE_LU_RETENSION_MASK 2
-#define IDETAPE_LU_EOT_MASK 4
-
-/*
- * Special requests for our block device strategy routine.
- *
- * In order to service a character device command, we add special requests to
- * the tail of our block device request queue and wait for their completion.
- */
-
-enum {
- REQ_IDETAPE_PC1 = (1 << 0), /* packet command (first stage) */
- REQ_IDETAPE_PC2 = (1 << 1), /* packet command (second stage) */
- REQ_IDETAPE_READ = (1 << 2),
- REQ_IDETAPE_WRITE = (1 << 3),
- REQ_IDETAPE_READ_BUFFER = (1 << 4),
-};
-
-/* Error codes returned in rq->errors to the higher part of the driver. */
-#define IDETAPE_ERROR_GENERAL 101
-#define IDETAPE_ERROR_FILEMARK 102
-#define IDETAPE_ERROR_EOD 103
-
-/* Structures related to the SELECT SENSE / MODE SENSE packet commands. */
-#define IDETAPE_BLOCK_DESCRIPTOR 0
-#define IDETAPE_CAPABILITIES_PAGE 0x2a
-
/*
* The variables below are used for the character device interface. Additional
* state variables are defined in our ide_drive_t structure.
--
Regards/Gruß,
Boris.
--
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