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radeon: use pdev->pm_cap instead of pci_find_capability(..,PCI_CAP_ID_PM)

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Pci core has been saved pm cap register offset by pdev->pm_cap in pci_pm_init()
in init path. So we can use pdev->pm_cap instead of using
pci_find_capability(pdev, PCI_CAP_ID_PM) for better performance and simplified code.

Signed-off-by: Yijing Wang <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Jean-Christophe Plagniol-Villard <[email protected]>
Cc: Tomi Valkeinen <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Tomi Valkeinen <[email protected]>
This commit is contained in:
Yijing Wang 2013-06-26 09:13:41 +08:00 • committed by Tomi Valkeinen
commit 66be736921
1 changed files with 1 additions and 1 deletions
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2
drivers/video/aty/radeon_pm.c
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@ -2805,7 +2805,7 @@ 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 = pci_find_capability(rinfo->pdev, PCI_CAP_ID_PM);
rinfo->pm_reg = rinfo->pdev->pm_cap;
/* Enable/Disable dynamic clocks: TODO add sysfs access */
if (rinfo->family == CHIP_FAMILY_RS480)