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-rw-r--r--drivers/ieee1394/ieee1394.h4
-rw-r--r--drivers/ieee1394/ieee1394_core.c16
-rw-r--r--drivers/ieee1394/ohci1394.h2
-rw-r--r--drivers/ieee1394/sbp2.c54
4 files changed, 43 insertions, 33 deletions
diff --git a/drivers/ieee1394/ieee1394.h b/drivers/ieee1394/ieee1394.h
index e0ae0d3d747..af320e2c507 100644
--- a/drivers/ieee1394/ieee1394.h
+++ b/drivers/ieee1394/ieee1394.h
@@ -54,9 +54,7 @@
#define IEEE1394_SPEED_800 0x03
#define IEEE1394_SPEED_1600 0x04
#define IEEE1394_SPEED_3200 0x05
-
-/* The current highest tested speed supported by the subsystem */
-#define IEEE1394_SPEED_MAX IEEE1394_SPEED_800
+#define IEEE1394_SPEED_MAX IEEE1394_SPEED_3200
/* Maps speed values above to a string representation */
extern const char *hpsb_speedto_str[];
diff --git a/drivers/ieee1394/ieee1394_core.c b/drivers/ieee1394/ieee1394_core.c
index dcdb71a7718..2beb8d94f7b 100644
--- a/drivers/ieee1394/ieee1394_core.c
+++ b/drivers/ieee1394/ieee1394_core.c
@@ -338,6 +338,7 @@ static void build_speed_map(struct hpsb_host *host, int nodecount)
u8 cldcnt[nodecount];
u8 *map = host->speed_map;
u8 *speedcap = host->speed;
+ u8 local_link_speed = host->csr.lnk_spd;
struct selfid *sid;
struct ext_selfid *esid;
int i, j, n;
@@ -373,8 +374,8 @@ static void build_speed_map(struct hpsb_host *host, int nodecount)
if (sid->port2 == SELFID_PORT_CHILD) cldcnt[n]++;
speedcap[n] = sid->speed;
- if (speedcap[n] > host->csr.lnk_spd)
- speedcap[n] = host->csr.lnk_spd;
+ if (speedcap[n] > local_link_speed)
+ speedcap[n] = local_link_speed;
n--;
}
}
@@ -407,12 +408,11 @@ static void build_speed_map(struct hpsb_host *host, int nodecount)
}
}
-#if SELFID_SPEED_UNKNOWN != IEEE1394_SPEED_MAX
- /* assume maximum speed for 1394b PHYs, nodemgr will correct it */
- for (n = 0; n < nodecount; n++)
- if (speedcap[n] == SELFID_SPEED_UNKNOWN)
- speedcap[n] = IEEE1394_SPEED_MAX;
-#endif
+ /* assume a maximum speed for 1394b PHYs, nodemgr will correct it */
+ if (local_link_speed > SELFID_SPEED_UNKNOWN)
+ for (i = 0; i < nodecount; i++)
+ if (speedcap[i] == SELFID_SPEED_UNKNOWN)
+ speedcap[i] = local_link_speed;
}
diff --git a/drivers/ieee1394/ohci1394.h b/drivers/ieee1394/ohci1394.h
index 4320bf01049..7fb8ab9780a 100644
--- a/drivers/ieee1394/ohci1394.h
+++ b/drivers/ieee1394/ohci1394.h
@@ -26,7 +26,7 @@
#define OHCI1394_DRIVER_NAME "ohci1394"
-#define OHCI1394_MAX_AT_REQ_RETRIES 0x2
+#define OHCI1394_MAX_AT_REQ_RETRIES 0xf
#define OHCI1394_MAX_AT_RESP_RETRIES 0x2
#define OHCI1394_MAX_PHYS_RESP_RETRIES 0x8
#define OHCI1394_MAX_SELF_ID_ERRORS 16
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index ab1034ccb7f..f3fd8657ce4 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -115,8 +115,8 @@
*/
static int sbp2_max_speed = IEEE1394_SPEED_MAX;
module_param_named(max_speed, sbp2_max_speed, int, 0644);
-MODULE_PARM_DESC(max_speed, "Force max speed "
- "(3 = 800Mb/s, 2 = 400Mb/s, 1 = 200Mb/s, 0 = 100Mb/s)");
+MODULE_PARM_DESC(max_speed, "Limit data transfer speed (5 <= 3200, "
+ "4 <= 1600, 3 <= 800, 2 <= 400, 1 <= 200, 0 = 100 Mb/s)");
/*
* Set serialize_io to 0 or N to use dynamically appended lists of command ORBs.
@@ -256,7 +256,7 @@ static int sbp2_set_busy_timeout(struct sbp2_lu *);
static int sbp2_max_speed_and_size(struct sbp2_lu *);
-static const u8 sbp2_speedto_max_payload[] = { 0x7, 0x8, 0x9, 0xA, 0xB, 0xC };
+static const u8 sbp2_speedto_max_payload[] = { 0x7, 0x8, 0x9, 0xa, 0xa, 0xa };
static DEFINE_RWLOCK(sbp2_hi_logical_units_lock);
@@ -347,8 +347,8 @@ static struct scsi_host_template sbp2_shost_template = {
.sdev_attrs = sbp2_sysfs_sdev_attrs,
};
-/* for match-all entries in sbp2_workarounds_table */
-#define SBP2_ROM_VALUE_WILDCARD 0x1000000
+#define SBP2_ROM_VALUE_WILDCARD ~0 /* match all */
+#define SBP2_ROM_VALUE_MISSING 0xff000000 /* not present in the unit dir. */
/*
* List of devices with known bugs.
@@ -359,60 +359,70 @@ static struct scsi_host_template sbp2_shost_template = {
*/
static const struct {
u32 firmware_revision;
- u32 model_id;
+ u32 model;
unsigned workarounds;
} sbp2_workarounds_table[] = {
/* DViCO Momobay CX-1 with TSB42AA9 bridge */ {
.firmware_revision = 0x002800,
- .model_id = 0x001010,
+ .model = 0x001010,
.workarounds = SBP2_WORKAROUND_INQUIRY_36 |
SBP2_WORKAROUND_MODE_SENSE_8 |
SBP2_WORKAROUND_POWER_CONDITION,
},
/* DViCO Momobay FX-3A with TSB42AA9A bridge */ {
.firmware_revision = 0x002800,
- .model_id = 0x000000,
+ .model = 0x000000,
.workarounds = SBP2_WORKAROUND_DELAY_INQUIRY |
SBP2_WORKAROUND_POWER_CONDITION,
},
/* Initio bridges, actually only needed for some older ones */ {
.firmware_revision = 0x000200,
- .model_id = SBP2_ROM_VALUE_WILDCARD,
+ .model = SBP2_ROM_VALUE_WILDCARD,
.workarounds = SBP2_WORKAROUND_INQUIRY_36,
},
/* PL-3507 bridge with Prolific firmware */ {
.firmware_revision = 0x012800,
- .model_id = SBP2_ROM_VALUE_WILDCARD,
+ .model = SBP2_ROM_VALUE_WILDCARD,
.workarounds = SBP2_WORKAROUND_POWER_CONDITION,
},
/* Symbios bridge */ {
.firmware_revision = 0xa0b800,
- .model_id = SBP2_ROM_VALUE_WILDCARD,
+ .model = SBP2_ROM_VALUE_WILDCARD,
.workarounds = SBP2_WORKAROUND_128K_MAX_TRANS,
},
/* Datafab MD2-FW2 with Symbios/LSILogic SYM13FW500 bridge */ {
.firmware_revision = 0x002600,
- .model_id = SBP2_ROM_VALUE_WILDCARD,
+ .model = SBP2_ROM_VALUE_WILDCARD,
.workarounds = SBP2_WORKAROUND_128K_MAX_TRANS,
},
+ /*
+ * iPod 2nd generation: needs 128k max transfer size workaround
+ * iPod 3rd generation: needs fix capacity workaround
+ */
+ {
+ .firmware_revision = 0x0a2700,
+ .model = 0x000000,
+ .workarounds = SBP2_WORKAROUND_128K_MAX_TRANS |
+ SBP2_WORKAROUND_FIX_CAPACITY,
+ },
/* iPod 4th generation */ {
.firmware_revision = 0x0a2700,
- .model_id = 0x000021,
+ .model = 0x000021,
.workarounds = SBP2_WORKAROUND_FIX_CAPACITY,
},
/* iPod mini */ {
.firmware_revision = 0x0a2700,
- .model_id = 0x000022,
+ .model = 0x000022,
.workarounds = SBP2_WORKAROUND_FIX_CAPACITY,
},
/* iPod mini */ {
.firmware_revision = 0x0a2700,
- .model_id = 0x000023,
+ .model = 0x000023,
.workarounds = SBP2_WORKAROUND_FIX_CAPACITY,
},
/* iPod Photo */ {
.firmware_revision = 0x0a2700,
- .model_id = 0x00007e,
+ .model = 0x00007e,
.workarounds = SBP2_WORKAROUND_FIX_CAPACITY,
}
};
@@ -1341,13 +1351,15 @@ static void sbp2_parse_unit_directory(struct sbp2_lu *lu,
struct csr1212_keyval *kv;
struct csr1212_dentry *dentry;
u64 management_agent_addr;
- u32 unit_characteristics, firmware_revision;
+ u32 unit_characteristics, firmware_revision, model;
unsigned workarounds;
int i;
management_agent_addr = 0;
unit_characteristics = 0;
- firmware_revision = 0;
+ firmware_revision = SBP2_ROM_VALUE_MISSING;
+ model = ud->flags & UNIT_DIRECTORY_MODEL_ID ?
+ ud->model_id : SBP2_ROM_VALUE_MISSING;
csr1212_for_each_dir_entry(ud->ne->csr, kv, ud->ud_kv, dentry) {
switch (kv->key.id) {
@@ -1388,9 +1400,9 @@ static void sbp2_parse_unit_directory(struct sbp2_lu *lu,
sbp2_workarounds_table[i].firmware_revision !=
(firmware_revision & 0xffff00))
continue;
- if (sbp2_workarounds_table[i].model_id !=
+ if (sbp2_workarounds_table[i].model !=
SBP2_ROM_VALUE_WILDCARD &&
- sbp2_workarounds_table[i].model_id != ud->model_id)
+ sbp2_workarounds_table[i].model != model)
continue;
workarounds |= sbp2_workarounds_table[i].workarounds;
break;
@@ -1403,7 +1415,7 @@ static void sbp2_parse_unit_directory(struct sbp2_lu *lu,
NODE_BUS_ARGS(ud->ne->host, ud->ne->nodeid),
workarounds, firmware_revision,
ud->vendor_id ? ud->vendor_id : ud->ne->vendor_id,
- ud->model_id);
+ model);
/* We would need one SCSI host template for each target to adjust
* max_sectors on the fly, therefore warn only. */
generated by cgit (git 2.34.1) at 2024-12-25 16:53:42 +0000