From: Ondrej Zary Date: Tue, 17 Nov 2015 18:24:01 +0000 (+0100) Subject: atp870u: Remove is880() X-Git-Tag: v5.15~14322^2~140 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e7d6d140328cb8c92ad749ab8a614c9299269975;p=platform%2Fkernel%2Flinux-starfive.git 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 Reviewed-by: Hannes Reinicke Acked-by: Christoph Hellwig Signed-off-by: Martin K. Petersen --- diff --git a/drivers/scsi/atp870u.c b/drivers/scsi/atp870u.c index 1c4b1f9..d10026a 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;