diff options
| author | Jon Mason <jdmason@kudzu.us> | 2013-09-11 14:35:06 -0700 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2013-09-19 13:30:06 +0300 |
| commit | 65122f7e80b5a4aaec76c21369c798975c3eedac (patch) | |
| tree | a1142b173ac7990fc3d54a91b817585f9b364a13 /drivers/video/aty | |
| parent | 8d0c03dd2d1e8fd0f7ac3d43e90ed99dd748ed7a (diff) | |
radeonfb: Use pci_dev pm_cap
Use the already existing pm_cap variable in struct pci_dev for
determining the power management offset. This saves the driver from
having to keep track of an extra variable. Also, use the pci_power_t
value instead of always using the raw value for PCI_D2.
Signed-off-by: Jon Mason <jdmason@kudzu.us>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/video/aty')
| -rw-r--r-- | drivers/video/aty/radeon_pm.c | 15 | ||||
| -rw-r--r-- | drivers/video/aty/radeonfb.h | 1 |
2 files changed, 6 insertions, 10 deletions
diff --git a/drivers/video/aty/radeon_pm.c b/drivers/video/aty/radeon_pm.c index f7091ece580d..f2662247363e 100644 --- a/drivers/video/aty/radeon_pm.c +++ b/drivers/video/aty/radeon_pm.c @@ -2515,13 +2515,13 @@ static void radeonfb_whack_power_state(struct radeonfb_info *rinfo, pci_power_t for (;;) { pci_read_config_word(rinfo->pdev, - rinfo->pm_reg+PCI_PM_CTRL, + rinfo->pdev->pm_cap + PCI_PM_CTRL, &pwr_cmd); - if (pwr_cmd & 2) + if (pwr_cmd & state) break; - pwr_cmd = (pwr_cmd & ~PCI_PM_CTRL_STATE_MASK) | 2; + pwr_cmd = (pwr_cmd & ~PCI_PM_CTRL_STATE_MASK) | state; pci_write_config_word(rinfo->pdev, - rinfo->pm_reg+PCI_PM_CTRL, + rinfo->pdev->pm_cap + PCI_PM_CTRL, pwr_cmd); msleep(500); } @@ -2532,7 +2532,7 @@ static void radeon_set_suspend(struct radeonfb_info *rinfo, int suspend) { u32 tmp; - if (!rinfo->pm_reg) + if (!rinfo->pdev->pm_cap) return; /* Set the chip into appropriate suspend mode (we use D2, @@ -2804,9 +2804,6 @@ static void radeonfb_early_resume(void *data) void radeonfb_pm_init(struct radeonfb_info *rinfo, int dynclk, int ignore_devlist, int force_sleep) { - /* Find PM registers in config space if any*/ - rinfo->pm_reg = rinfo->pdev->pm_cap; - /* Enable/Disable dynamic clocks: TODO add sysfs access */ if (rinfo->family == CHIP_FAMILY_RS480) rinfo->dynclk = -1; @@ -2830,7 +2827,7 @@ void radeonfb_pm_init(struct radeonfb_info *rinfo, int dynclk, int ignore_devlis * reason. --BenH */ if (machine_is(powermac) && rinfo->of_node) { - if (rinfo->is_mobility && rinfo->pm_reg && + if (rinfo->is_mobility && rinfo->pdev->pm_cap && rinfo->family <= CHIP_FAMILY_RV250) rinfo->pm_mode |= radeon_pm_d2; diff --git a/drivers/video/aty/radeonfb.h b/drivers/video/aty/radeonfb.h index 7351e66c7f54..cb846044f57c 100644 --- a/drivers/video/aty/radeonfb.h +++ b/drivers/video/aty/radeonfb.h @@ -342,7 +342,6 @@ struct radeonfb_info { int mtrr_hdl; - int pm_reg; u32 save_regs[100]; int asleep; int lock_blank; |