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authorOndrej Zary <linux@rainbow-software.org>2015-11-17 21:24:01 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2015-11-26 06:08:39 +0300
commite7d6d140328cb8c92ad749ab8a614c9299269975 (patch)
tree25dd2c0dc121d0c4c366bf800706a768bce33f6a /drivers/scsi/atp870u.c
parentfa50b30842d8cea02903d55caf64fe22c0c4c8e2 (diff)
downloadlinux-e7d6d140328cb8c92ad749ab8a614c9299269975.tar.xz
atp870u: Remove is880()
Now that is880() and is885() are almost identical (except for some cpu_relax() calls and debug printks), remove is880() and use is885() instead. Signed-off-by: Ondrej Zary <linux@rainbow-software.org> Reviewed-by: Hannes Reinicke <hare@suse.de> Acked-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/atp870u.c')
-rw-r--r--drivers/scsi/atp870u.c572
1 files changed, 1 insertions, 571 deletions
diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c
index 1c4b1f9f62b9..d10026a734d7 100644
--- a/drivers/scsi/atp870u.c
+++ b/drivers/scsi/atp870u.c
@@ -1596,576 +1596,6 @@ set_syn_ok:
atp_writeb_io(dev, c, 0x3a, atp_readb_io(dev, c, 0x3a) & 0xef);
}
-static void is880(struct atp_unit *dev, unsigned char c, unsigned char lvdmode)
-{
- unsigned char i, j, k, rmb, n;
- unsigned short int m;
- static unsigned char mbuf[512];
- static unsigned char satn[9] = { 0, 0, 0, 0, 0, 0, 0, 6, 6 };
- static unsigned char inqd[9] = { 0x12, 0, 0, 0, 0x24, 0, 0, 0x24, 6 };
- static unsigned char synn[6] = { 0x80, 1, 3, 1, 0x19, 0x0e };
- unsigned char synu[6] = { 0x80, 1, 3, 1, 0x0a, 0x0e };
- static unsigned char synw[6] = { 0x80, 1, 3, 1, 0x19, 0x0e };
- unsigned char synuw[6] = { 0x80, 1, 3, 1, 0x0a, 0x0e };
- static unsigned char wide[6] = { 0x80, 1, 2, 3, 1, 0 };
- static unsigned char u3[9] = { 0x80, 1, 6, 4, 0x09, 00, 0x0e, 0x01, 0x02 };
-
- for (i = 0; i < 16; i++) {
- m = 1;
- m = m << i;
- if ((m & dev->active_id[c]) != 0) {
- continue;
- }
- if (i == dev->host_id[c]) {
- printk(KERN_INFO " ID: %2d Host Adapter\n", dev->host_id[c]);
- continue;
- }
- atp_writeb_io(dev, c, 0x1b, 0x01);
- atp_writeb_io(dev, c, 1, 0x08);
- atp_writeb_io(dev, c, 2, 0x7f);
- atp_writeb_io(dev, c, 3, satn[0]);
- atp_writeb_io(dev, c, 4, satn[1]);
- atp_writeb_io(dev, c, 5, satn[2]);
- atp_writeb_io(dev, c, 6, satn[3]);
- atp_writeb_io(dev, c, 7, satn[4]);
- atp_writeb_io(dev, c, 8, satn[5]);
- atp_writeb_io(dev, c, 0x0f, 0);
- atp_writeb_io(dev, c, 0x11, dev->id[c][i].devsp);
- atp_writeb_io(dev, c, 0x12, 0);
- atp_writeb_io(dev, c, 0x13, satn[6]);
- atp_writeb_io(dev, c, 0x14, satn[7]);
- j = i;
- if ((j & 0x08) != 0) {
- j = (j & 0x07) | 0x40;
- }
- atp_writeb_io(dev, c, 0x15, j);
- atp_writeb_io(dev, c, 0x18, satn[8]);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- if (atp_readb_io(dev, c, 0x17) != 0x11 && atp_readb_io(dev, c, 0x17) != 0x8e)
- continue;
-
- while (atp_readb_io(dev, c, 0x17) != 0x8e)
- cpu_relax();
-
- dev->active_id[c] |= m;
-
- atp_writeb_io(dev, c, 0x10, 0x30);
- atp_writeb_io(dev, c, 0x14, 0x00);
-
-phase_cmd:
- atp_writeb_io(dev, c, 0x18, 0x08);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- j = atp_readb_io(dev, c, 0x17);
- if (j != 0x16) {
- atp_writeb_io(dev, c, 0x10, 0x41);
- goto phase_cmd;
- }
-sel_ok:
- atp_writeb_io(dev, c, 3, inqd[0]);
- atp_writeb_io(dev, c, 4, inqd[1]);
- atp_writeb_io(dev, c, 5, inqd[2]);
- atp_writeb_io(dev, c, 6, inqd[3]);
- atp_writeb_io(dev, c, 7, inqd[4]);
- atp_writeb_io(dev, c, 8, inqd[5]);
- atp_writeb_io(dev, c, 0x0f, 0);
- atp_writeb_io(dev, c, 0x11, dev->id[c][i].devsp);
- atp_writeb_io(dev, c, 0x12, 0);
- atp_writeb_io(dev, c, 0x13, inqd[6]);
- atp_writeb_io(dev, c, 0x14, inqd[7]);
- atp_writeb_io(dev, c, 0x18, inqd[8]);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- if (atp_readb_io(dev, c, 0x17) != 0x11 && atp_readb_io(dev, c, 0x17) != 0x8e)
- continue;
-
- while (atp_readb_io(dev, c, 0x17) != 0x8e)
- cpu_relax();
-
- atp_writeb_io(dev, c, 0x1b, 0x00);
- atp_writeb_io(dev, c, 0x18, 0x08);
- j = 0;
-rd_inq_data:
- k = atp_readb_io(dev, c, 0x1f);
- if ((k & 0x01) != 0) {
- mbuf[j++] = atp_readb_io(dev, c, 0x19);
- goto rd_inq_data;
- }
- if ((k & 0x80) == 0) {
- goto rd_inq_data;
- }
- j = atp_readb_io(dev, c, 0x17);
- if (j == 0x16) {
- goto inq_ok;
- }
- atp_writeb_io(dev, c, 0x10, 0x46);
- atp_writeb_io(dev, c, 0x12, 0);
- atp_writeb_io(dev, c, 0x13, 0);
- atp_writeb_io(dev, c, 0x14, 0);
- atp_writeb_io(dev, c, 0x18, 0x08);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- if (atp_readb_io(dev, c, 0x17) != 0x16)
- goto sel_ok;
-
-inq_ok:
- mbuf[36] = 0;
- printk(KERN_INFO " ID: %2d %s\n", i, &mbuf[8]);
- dev->id[c][i].devtype = mbuf[0];
- rmb = mbuf[1];
- n = mbuf[7];
- if ((mbuf[7] & 0x60) == 0) {
- goto not_wide;
- }
- if ((i < 8) && ((dev->global_map[c] & 0x20) == 0)) {
- goto not_wide;
- }
- if (lvdmode == 0) {
- goto chg_wide;
- }
- if (dev->sp[c][i] != 0x04) // force u2
- {
- goto chg_wide;
- }
-
- atp_writeb_io(dev, c, 0x1b, 0x01);
- atp_writeb_io(dev, c, 3, satn[0]);
- atp_writeb_io(dev, c, 4, satn[1]);
- atp_writeb_io(dev, c, 5, satn[2]);
- atp_writeb_io(dev, c, 6, satn[3]);
- atp_writeb_io(dev, c, 7, satn[4]);
- atp_writeb_io(dev, c, 8, satn[5]);
- atp_writeb_io(dev, c, 0x0f, 0);
- atp_writeb_io(dev, c, 0x11, dev->id[c][i].devsp);
- atp_writeb_io(dev, c, 0x12, 0);
- atp_writeb_io(dev, c, 0x13, satn[6]);
- atp_writeb_io(dev, c, 0x14, satn[7]);
- atp_writeb_io(dev, c, 0x18, satn[8]);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- if (atp_readb_io(dev, c, 0x17) != 0x11 && atp_readb_io(dev, c, 0x17) != 0x8e)
- continue;
-
- while (atp_readb_io(dev, c, 0x17) != 0x8e)
- cpu_relax();
-
-try_u3:
- j = 0;
- atp_writeb_io(dev, c, 0x14, 0x09);
- atp_writeb_io(dev, c, 0x18, 0x20);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0) {
- if ((atp_readb_io(dev, c, 0x1f) & 0x01) != 0)
- atp_writeb_io(dev, c, 0x19, u3[j++]);
- }
-
- while ((atp_readb_io(dev, c, 0x17) & 0x80) == 0x00)
- cpu_relax();
-
- j = atp_readb_io(dev, c, 0x17) & 0x0f;
- if (j == 0x0f) {
- goto u3p_in;
- }
- if (j == 0x0a) {
- goto u3p_cmd;
- }
- if (j == 0x0e) {
- goto try_u3;
- }
- continue;
-u3p_out:
- atp_writeb_io(dev, c, 0x18, 0x20);
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0) {
- if ((atp_readb_io(dev, c, 0x1f) & 0x01) != 0)
- atp_writeb_io(dev, c, 0x19, 0);
- }
- j = atp_readb_io(dev, c, 0x17) & 0x0f;
- if (j == 0x0f) {
- goto u3p_in;
- }
- if (j == 0x0a) {
- goto u3p_cmd;
- }
- if (j == 0x0e) {
- goto u3p_out;
- }
- continue;
-u3p_in:
- atp_writeb_io(dev, c, 0x14, 0x09);
- atp_writeb_io(dev, c, 0x18, 0x20);
- k = 0;
-u3p_in1:
- j = atp_readb_io(dev, c, 0x1f);
- if ((j & 0x01) != 0) {
- mbuf[k++] = atp_readb_io(dev, c, 0x19);
- goto u3p_in1;
- }
- if ((j & 0x80) == 0x00) {
- goto u3p_in1;
- }
- j = atp_readb_io(dev, c, 0x17) & 0x0f;
- if (j == 0x0f) {
- goto u3p_in;
- }
- if (j == 0x0a) {
- goto u3p_cmd;
- }
- if (j == 0x0e) {
- goto u3p_out;
- }
- continue;
-u3p_cmd:
- atp_writeb_io(dev, c, 0x10, 0x30);
- atp_writeb_io(dev, c, 0x14, 0x00);
- atp_writeb_io(dev, c, 0x18, 0x08);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- j = atp_readb_io(dev, c, 0x17);
- if (j != 0x16) {
- if (j == 0x4e) {
- goto u3p_out;
- }
- continue;
- }
- if (mbuf[0] != 0x01) {
- goto chg_wide;
- }
- if (mbuf[1] != 0x06) {
- goto chg_wide;
- }
- if (mbuf[2] != 0x04) {
- goto chg_wide;
- }
- if (mbuf[3] == 0x09) {
- m = 1;
- m = m << i;
- dev->wide_id[c] |= m;
- dev->id[c][i].devsp = 0xce;
- continue;
- }
-chg_wide:
- atp_writeb_io(dev, c, 0x1b, 0x01);
- atp_writeb_io(dev, c, 3, satn[0]);
- atp_writeb_io(dev, c, 4, satn[1]);
- atp_writeb_io(dev, c, 5, satn[2]);
- atp_writeb_io(dev, c, 6, satn[3]);
- atp_writeb_io(dev, c, 7, satn[4]);
- atp_writeb_io(dev, c, 8, satn[5]);
- atp_writeb_io(dev, c, 0x0f, 0);
- atp_writeb_io(dev, c, 0x11, dev->id[c][i].devsp);
- atp_writeb_io(dev, c, 0x12, 0);
- atp_writeb_io(dev, c, 0x13, satn[6]);
- atp_writeb_io(dev, c, 0x14, satn[7]);
- atp_writeb_io(dev, c, 0x18, satn[8]);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- if (atp_readb_io(dev, c, 0x17) != 0x11 && atp_readb_io(dev, c, 0x17) != 0x8e)
- continue;
-
- while (atp_readb_io(dev, c, 0x17) != 0x8e)
- cpu_relax();
-
-try_wide:
- j = 0;
- atp_writeb_io(dev, c, 0x14, 0x05);
- atp_writeb_io(dev, c, 0x18, 0x20);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0) {
- if ((atp_readb_io(dev, c, 0x1f) & 0x01) != 0)
- atp_writeb_io(dev, c, 0x19, wide[j++]);
- }
-
- while ((atp_readb_io(dev, c, 0x17) & 0x80) == 0x00)
- cpu_relax();
-
- j = atp_readb_io(dev, c, 0x17) & 0x0f;
- if (j == 0x0f) {
- goto widep_in;
- }
- if (j == 0x0a) {
- goto widep_cmd;
- }
- if (j == 0x0e) {
- goto try_wide;
- }
- continue;
-widep_out:
- atp_writeb_io(dev, c, 0x18, 0x20);
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0) {
- if ((atp_readb_io(dev, c, 0x1f) & 0x01) != 0)
- atp_writeb_io(dev, c, 0x19, 0);
- }
- j = atp_readb_io(dev, c, 0x17) & 0x0f;
- if (j == 0x0f) {
- goto widep_in;
- }
- if (j == 0x0a) {
- goto widep_cmd;
- }
- if (j == 0x0e) {
- goto widep_out;
- }
- continue;
-widep_in:
- atp_writeb_io(dev, c, 0x14, 0xff);
- atp_writeb_io(dev, c, 0x18, 0x20);
- k = 0;
-widep_in1:
- j = atp_readb_io(dev, c, 0x1f);
- if ((j & 0x01) != 0) {
- mbuf[k++] = atp_readb_io(dev, c, 0x19);
- goto widep_in1;
- }
- if ((j & 0x80) == 0x00) {
- goto widep_in1;
- }
- j = atp_readb_io(dev, c, 0x17) & 0x0f;
- if (j == 0x0f) {
- goto widep_in;
- }
- if (j == 0x0a) {
- goto widep_cmd;
- }
- if (j == 0x0e) {
- goto widep_out;
- }
- continue;
-widep_cmd:
- atp_writeb_io(dev, c, 0x10, 0x30);
- atp_writeb_io(dev, c, 0x14, 0x00);
- atp_writeb_io(dev, c, 0x18, 0x08);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- j = atp_readb_io(dev, c, 0x17);
- if (j != 0x16) {
- if (j == 0x4e) {
- goto widep_out;
- }
- continue;
- }
- if (mbuf[0] != 0x01) {
- goto not_wide;
- }
- if (mbuf[1] != 0x02) {
- goto not_wide;
- }
- if (mbuf[2] != 0x03) {
- goto not_wide;
- }
- if (mbuf[3] != 0x01) {
- goto not_wide;
- }
- m = 1;
- m = m << i;
- dev->wide_id[c] |= m;
-not_wide:
- if ((dev->id[c][i].devtype == 0x00) || (dev->id[c][i].devtype == 0x07) || ((dev->id[c][i].devtype == 0x05) && ((n & 0x10) != 0))) {
- m = 1;
- m = m << i;
- if ((dev->async[c] & m) != 0) {
- goto set_sync;
- }
- }
- continue;
-set_sync:
- if (dev->sp[c][i] == 0x02) {
- synu[4] = 0x0c;
- synuw[4] = 0x0c;
- } else {
- if (dev->sp[c][i] >= 0x03) {
- synu[4] = 0x0a;
- synuw[4] = 0x0a;
- }
- }
- j = 0;
- if ((m & dev->wide_id[c]) != 0) {
- j |= 0x01;
- }
- atp_writeb_io(dev, c, 0x1b, j);
- atp_writeb_io(dev, c, 3, satn[0]);
- atp_writeb_io(dev, c, 4, satn[1]);
- atp_writeb_io(dev, c, 5, satn[2]);
- atp_writeb_io(dev, c, 6, satn[3]);
- atp_writeb_io(dev, c, 7, satn[4]);
- atp_writeb_io(dev, c, 8, satn[5]);
- atp_writeb_io(dev, c, 0x0f, 0);
- atp_writeb_io(dev, c, 0x11, dev->id[c][i].devsp);
- atp_writeb_io(dev, c, 0x12, 0);
- atp_writeb_io(dev, c, 0x13, satn[6]);
- atp_writeb_io(dev, c, 0x14, satn[7]);
- atp_writeb_io(dev, c, 0x18, satn[8]);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- if (atp_readb_io(dev, c, 0x17) != 0x11 && atp_readb_io(dev, c, 0x17) != 0x8e)
- continue;
-
- while (atp_readb_io(dev, c, 0x17) != 0x8e)
- cpu_relax();
-
-try_sync:
- j = 0;
- atp_writeb_io(dev, c, 0x14, 0x06);
- atp_writeb_io(dev, c, 0x18, 0x20);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0) {
- if ((atp_readb_io(dev, c, 0x1f) & 0x01) != 0) {
- if ((m & dev->wide_id[c]) != 0) {
- if ((m & dev->ultra_map[c]) != 0) {
- atp_writeb_io(dev, c, 0x19, synuw[j++]);
- } else {
- atp_writeb_io(dev, c, 0x19, synw[j++]);
- }
- } else {
- if ((m & dev->ultra_map[c]) != 0) {
- atp_writeb_io(dev, c, 0x19, synu[j++]);
- } else {
- atp_writeb_io(dev, c, 0x19, synn[j++]);
- }
- }
- }
- }
-
- while ((atp_readb_io(dev, c, 0x17) & 0x80) == 0x00)
- cpu_relax();
-
- j = atp_readb_io(dev, c, 0x17) & 0x0f;
- if (j == 0x0f) {
- goto phase_ins;
- }
- if (j == 0x0a) {
- goto phase_cmds;
- }
- if (j == 0x0e) {
- goto try_sync;
- }
- continue;
-phase_outs:
- atp_writeb_io(dev, c, 0x18, 0x20);
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00) {
- if ((atp_readb_io(dev, c, 0x1f) & 0x01) != 0x00)
- atp_writeb_io(dev, c, 0x19, 0x00);
- }
- j = atp_readb_io(dev, c, 0x17);
- if (j == 0x85) {
- goto tar_dcons;
- }
- j &= 0x0f;
- if (j == 0x0f) {
- goto phase_ins;
- }
- if (j == 0x0a) {
- goto phase_cmds;
- }
- if (j == 0x0e) {
- goto phase_outs;
- }
- continue;
-phase_ins:
- atp_writeb_io(dev, c, 0x14, 0x06);
- atp_writeb_io(dev, c, 0x18, 0x20);
- k = 0;
-phase_ins1:
- j = atp_readb_io(dev, c, 0x1f);
- if ((j & 0x01) != 0x00) {
- mbuf[k++] = atp_readb_io(dev, c, 0x19);
- goto phase_ins1;
- }
- if ((j & 0x80) == 0x00) {
- goto phase_ins1;
- }
-
- while ((atp_readb_io(dev, c, 0x17) & 0x80) == 0x00)
- cpu_relax();
-
- j = atp_readb_io(dev, c, 0x17);
- if (j == 0x85) {
- goto tar_dcons;
- }
- j &= 0x0f;
- if (j == 0x0f) {
- goto phase_ins;
- }
- if (j == 0x0a) {
- goto phase_cmds;
- }
- if (j == 0x0e) {
- goto phase_outs;
- }
- continue;
-phase_cmds:
- atp_writeb_io(dev, c, 0x10, 0x30);
-tar_dcons:
- atp_writeb_io(dev, c, 0x14, 0x00);
- atp_writeb_io(dev, c, 0x18, 0x08);
-
- while ((atp_readb_io(dev, c, 0x1f) & 0x80) == 0x00)
- cpu_relax();
-
- j = atp_readb_io(dev, c, 0x17);
- if (j != 0x16) {
- continue;
- }
- if (mbuf[0] != 0x01) {
- continue;
- }
- if (mbuf[1] != 0x03) {
- continue;
- }
- if (mbuf[4] == 0x00) {
- continue;
- }
- if (mbuf[3] > 0x64) {
- continue;
- }
- if (mbuf[4] > 0x0e) {
- mbuf[4] = 0x0e;
- }
- dev->id[c][i].devsp = mbuf[4];
- if (mbuf[3] < 0x0c) {
- j = 0xb0;
- goto set_syn_ok;
- }
- if ((mbuf[3] < 0x0d) && (rmb == 0)) {
- j = 0xa0;
- goto set_syn_ok;
- }
- if (mbuf[3] < 0x1a) {
- j = 0x20;
- goto set_syn_ok;
- }
- if (mbuf[3] < 0x33) {
- j = 0x40;
- goto set_syn_ok;
- }
- if (mbuf[3] < 0x4c) {
- j = 0x50;
- goto set_syn_ok;
- }
- j = 0x60;
-set_syn_ok:
- dev->id[c][i].devsp = (dev->id[c][i].devsp & 0x0f) | j;
- }
-}
-
static void atp870u_free_tables(struct Scsi_Host *host)
{
struct atp_unit *atp_dev = (struct atp_unit *)&host->hostdata;
@@ -2377,7 +1807,7 @@ flash_ok_880:
outb(0x20, base_io + 0x51);
tscam(shpnt);
- is880(p, 0, atp_readb_base(p, 0x3f) & 0x40);
+ is885(p, 0, atp_readb_base(p, 0x3f) & 0x40);
outb(0xb0, base_io + 0x38);
shpnt->max_id = 16;
shpnt->this_id = host_id;