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Commit 2cc924b8 authored by Stefan Bader's avatar Stefan Bader Committed by Linus Torvalds
Browse files

[PATCH] s390: tape 3590 changes 



Added some changes that where proposed by Andrew Morton.  Added 3592 device
type.

Signed-off-by: default avatarStefan Bader <shbader@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 3363fbdd

drivers/s390/char/tape_3590.c

+11 −11
Original line number Diff line number Diff line
@@ -230,14 +230,16 @@ tape_3590_read_attmsg(struct tape_device *device) 
 * These functions are used to schedule follow-up actions from within an

 * interrupt context (like unsolicited interrupts).

 */

static void

tape_3590_work_handler(void *data)

{

	struct {

struct work_handler_data {

	struct tape_device *device;

	enum tape_op        op;

	struct work_struct  work;

	} *p = data;

};



static void

tape_3590_work_handler(void *data)

{

	struct work_handler_data *p = data;



	switch (p->op) {

	case TO_MSEN:
@@ -257,11 +259,7 @@ tape_3590_work_handler(void *data) 
static int

tape_3590_schedule_work(struct tape_device *device, enum tape_op op)

{

	struct {

		struct tape_device *device;

		enum tape_op op;

		struct work_struct work;

	} *p;

	struct work_handler_data *p;



	if ((p = kzalloc(sizeof(*p), GFP_ATOMIC)) == NULL)

		return -ENOMEM;
@@ -316,7 +314,7 @@ tape_3590_bread(struct tape_device *device, struct request *req) 


	rq_for_each_bio(bio, req) {

		bio_for_each_segment(bv, bio, i) {

			dst = kmap(bv->bv_page) + bv->bv_offset;

			dst = page_address(bv->bv_page) + bv->bv_offset;

			for (off = 0; off < bv->bv_len;

			     off += TAPEBLOCK_HSEC_SIZE) {

				ccw->flags = CCW_FLAG_CC;
@@ -1168,6 +1166,7 @@ tape_3590_setup_device(struct tape_device *device) 
static void

tape_3590_cleanup_device(struct tape_device *device)

{

	flush_scheduled_work();

	tape_std_unassign(device);



	kfree(device->discdata);
@@ -1234,6 +1233,7 @@ static struct tape_discipline tape_discipline_3590 = { 


static struct ccw_device_id tape_3590_ids[] = {

	{CCW_DEVICE_DEVTYPE(0x3590, 0, 0x3590, 0), .driver_info = tape_3590},

	{CCW_DEVICE_DEVTYPE(0x3592, 0, 0x3592, 0), .driver_info = tape_3592},

	{ /* end of list */ }

};

drivers/s390/char/tape_std.h

+1 −0
Original line number Diff line number Diff line
@@ -153,6 +153,7 @@ enum s390_tape_type { 
        tape_3480,

        tape_3490,

        tape_3590,

        tape_3592,

};



#endif // _TAPE_STD_H