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atp870u: Remove is870()
authorOndrej Zary <linux@rainbow-software.org>
Tue, 17 Nov 2015 18:24:05 +0000 (19:24 +0100)
committerMartin K. Petersen <martin.petersen@oracle.com>
Thu, 26 Nov 2015 03:08:42 +0000 (22:08 -0500)
Now that is885() supports everything from is870() and the rest of the code
is almost identical, remove is870() 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>
drivers/scsi/atp870u.c patch | blob | blame | history

diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c
index 6427f8737b7dfd9f30e53e3d5f04db4ffd7fcd05..918875bc92feb3b331b106fbc84a19e09b221ac8 100644 (file)
--- a/drivers/scsi/atp870u.c
+++ b/drivers/scsi/atp870u.c
@@ -1162,431 +1162,6 @@ static void tscam(struct Scsi_Host *host)
        }
 }
 
-static void is870(struct atp_unit *dev, unsigned char c, bool wide_chip)
-{
-       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 };
-       static unsigned char synu[6] = { 0x80, 1, 3, 1, 0x0c, 0x0e };
-       static unsigned char synw[6] = { 0x80, 1, 3, 1, 0x0c, 0x07 };
-       static unsigned char wide[6] = { 0x80, 1, 2, 3, 1, 0 };
-
-       for (i = 0; i < 16; i++) {
-               if (!wide_chip && (i > 7))
-                       break;
-               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, wide_chip ? 0x01 : 0x00);
-               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, 0x04, 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();
-
-               if (wide_chip)
-                       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 (!wide_chip)
-                       goto not_wide;
-               if ((mbuf[7] & 0x60) == 0) {
-                       goto not_wide;
-               }
-               if ((dev->global_map[c] & 0x20) == 0) {
-                       goto not_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))) {
-                       goto set_sync;
-               }
-               continue;
-set_sync:
-               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) {
-                                       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, 0xff);
-               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] > 0x0c) {
-                       mbuf[4] = 0x0c;
-               }
-               dev->id[c][i].devsp = mbuf[4];
-               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;
@@ -2030,7 +1605,7 @@ flash_ok_885:
 
                tscam(shpnt);
                atp_writeb_io(p, 0, 0x3a, atp_readb_io(p, 0, 0x3a) | 0x10);
-               is870(p, 0, p->chip_ver == 4);
+               is885(p, 0, p->chip_ver == 4, 0);
                atp_writeb_io(p, 0, 0x3a, atp_readb_io(p, 0, 0x3a) & 0xef);
                outb((inb(base_io + 0x3a) & 0xef), base_io + 0x3a);
                outb((inb(base_io + 0x3b) | 0x20), base_io + 0x3b);