aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/ata/libahci.c
diff options
context:
space:
mode:
authorDmitry Torokhov <dmitry.torokhov@gmail.com>2014-10-03 14:24:46 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2014-10-03 14:24:46 -0400
commit447a8b858e4bda41c394b1bc7fdbc9dc0bdf44f6 (patch)
tree676e741f2552c9cb301e1e49c557b92bf8940f55 /drivers/ata/libahci.c
parent3049683eafdbbbd7350b0e5ca02a2d8c026a3362 (diff)
parent042e1c79166b9250edd8262bea84e1703f27ad2e (diff)
Merge branch 'next' into for-linus
Prepare first round of input updates for 3.18.
Diffstat (limited to 'drivers/ata/libahci.c')
-rw-r--r--drivers/ata/libahci.c19
1 files changed, 7 insertions, 12 deletions
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index d72ce0470309..b784e9de426a 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -382,8 +382,6 @@ static ssize_t ahci_show_em_supported(struct device *dev,
382 * ahci_save_initial_config - Save and fixup initial config values 382 * ahci_save_initial_config - Save and fixup initial config values
383 * @dev: target AHCI device 383 * @dev: target AHCI device
384 * @hpriv: host private area to store config values 384 * @hpriv: host private area to store config values
385 * @force_port_map: force port map to a specified value
386 * @mask_port_map: mask out particular bits from port map
387 * 385 *
388 * Some registers containing configuration info might be setup by 386 * Some registers containing configuration info might be setup by
389 * BIOS and might be cleared on reset. This function saves the 387 * BIOS and might be cleared on reset. This function saves the
@@ -398,10 +396,7 @@ static ssize_t ahci_show_em_supported(struct device *dev,
398 * LOCKING: 396 * LOCKING:
399 * None. 397 * None.
400 */ 398 */
401void ahci_save_initial_config(struct device *dev, 399void ahci_save_initial_config(struct device *dev, struct ahci_host_priv *hpriv)
402 struct ahci_host_priv *hpriv,
403 unsigned int force_port_map,
404 unsigned int mask_port_map)
405{ 400{
406 void __iomem *mmio = hpriv->mmio; 401 void __iomem *mmio = hpriv->mmio;
407 u32 cap, cap2, vers, port_map; 402 u32 cap, cap2, vers, port_map;
@@ -468,17 +463,17 @@ void ahci_save_initial_config(struct device *dev,
468 cap &= ~HOST_CAP_FBS; 463 cap &= ~HOST_CAP_FBS;
469 } 464 }
470 465
471 if (force_port_map && port_map != force_port_map) { 466 if (hpriv->force_port_map && port_map != hpriv->force_port_map) {
472 dev_info(dev, "forcing port_map 0x%x -> 0x%x\n", 467 dev_info(dev, "forcing port_map 0x%x -> 0x%x\n",
473 port_map, force_port_map); 468 port_map, hpriv->force_port_map);
474 port_map = force_port_map; 469 port_map = hpriv->force_port_map;
475 } 470 }
476 471
477 if (mask_port_map) { 472 if (hpriv->mask_port_map) {
478 dev_warn(dev, "masking port_map 0x%x -> 0x%x\n", 473 dev_warn(dev, "masking port_map 0x%x -> 0x%x\n",
479 port_map, 474 port_map,
480 port_map & mask_port_map); 475 port_map & hpriv->mask_port_map);
481 port_map &= mask_port_map; 476 port_map &= hpriv->mask_port_map;
482 } 477 }
483 478
484 /* cross check port_map and cap.n_ports */ 479 /* cross check port_map and cap.n_ports */