mpt fusion driver patch for getting D2H FIS for Ata passthrough command based off kernel v2.6.23
Thanks,
Rakesh
diff -Naur linux-2.6.23/drivers/message/fusion/mptscsih.c linux-2.6.23-new/drivers/message/fusion/mptscsih.c
--- linux-2.6.23/drivers/message/fusion/mptscsih.c 2007-11-08 15:45:01.000000000 -0800
+++ linux-2.6.23-new/drivers/message/fusion/mptscsih.c 2008-05-09 18:10:37.000000000 -0700
@@ -877,7 +877,38 @@
case MPI_IOCSTATUS_SUCCESS: /* 0x0000 */
sc->result = (DID_OK << 16) | scsi_status;
if (scsi_state == 0) {
- ;
+ if (sc->cmnd[0] == ATA_16) {
+ unsigned char *StatusFIS = mr+0x14;
+ unsigned char *sb = sc->sense_buffer;
+ unsigned char *desc = sb + 8;
+
+ /*
+ * Sense data is current and format is descriptor.
+ */
+ sb[0] = 0x72;
+
+ desc[0] = 0x09;
+
+ /* set length of additional sense data */
+ sb[7] = 14;
+ desc[1] = 12;
+
+ /*
+ * Copy registers into sense buffer.
+ */
+ desc[2] = 0x00;
+ desc[3] = StatusFIS[3]; /* error register */
+ desc[4] = StatusFIS[13]; /* sectorCountRegister exp */
+ desc[5] = StatusFIS[12]; /* sectorCountRegister */
+ desc[6] = StatusFIS[8]; /* LBA Low exp */
+ desc[7] = StatusFIS[4]; /* LBA Low */
+ desc[8] = StatusFIS[9]; /* LBA Mid Exp */
+ desc[9] = StatusFIS[5]; /* LBA Mid */
+ desc[10] = StatusFIS[10]; /* LBA high Exp */
+ desc[11] = StatusFIS[6]; /* LBA high */
+ desc[12] = StatusFIS[7]; /* device */
+ desc[13] = StatusFIS[2]; /* status */
+ }
} else if (scsi_state & MPI_SCSI_STATE_AUTOSENSE_VALID) {
/*
* If running against circa 200003dd 909 MPT f/w,
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