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-rw-r--r--drivers/char/tpm/tpm_tis.c60
1 files changed, 24 insertions, 36 deletions
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index 4519cb332987..5796d0157ce0 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -766,6 +766,25 @@ static void tpm_tis_reenable_interrupts(struct tpm_chip *chip)
766} 766}
767#endif 767#endif
768 768
769#ifdef CONFIG_PM_SLEEP
770static int tpm_tis_resume(struct device *dev)
771{
772 struct tpm_chip *chip = dev_get_drvdata(dev);
773 int ret;
774
775 if (chip->vendor.irq)
776 tpm_tis_reenable_interrupts(chip);
777
778 ret = tpm_pm_resume(dev);
779 if (!ret)
780 tpm_do_selftest(chip);
781
782 return ret;
783}
784#endif
785
786static SIMPLE_DEV_PM_OPS(tpm_tis_pm, tpm_pm_suspend, tpm_tis_resume);
787
769#ifdef CONFIG_PNP 788#ifdef CONFIG_PNP
770static int tpm_tis_pnp_init(struct pnp_dev *pnp_dev, 789static int tpm_tis_pnp_init(struct pnp_dev *pnp_dev,
771 const struct pnp_device_id *pnp_id) 790 const struct pnp_device_id *pnp_id)
@@ -787,26 +806,6 @@ static int tpm_tis_pnp_init(struct pnp_dev *pnp_dev,
787 return tpm_tis_init(&pnp_dev->dev, start, len, irq); 806 return tpm_tis_init(&pnp_dev->dev, start, len, irq);
788} 807}
789 808
790static int tpm_tis_pnp_suspend(struct pnp_dev *dev, pm_message_t msg)
791{
792 return tpm_pm_suspend(&dev->dev);
793}
794
795static int tpm_tis_pnp_resume(struct pnp_dev *dev)
796{
797 struct tpm_chip *chip = pnp_get_drvdata(dev);
798 int ret;
799
800 if (chip->vendor.irq)
801 tpm_tis_reenable_interrupts(chip);
802
803 ret = tpm_pm_resume(&dev->dev);
804 if (!ret)
805 tpm_do_selftest(chip);
806
807 return ret;
808}
809
810static struct pnp_device_id tpm_pnp_tbl[] = { 809static struct pnp_device_id tpm_pnp_tbl[] = {
811 {"PNP0C31", 0}, /* TPM */ 810 {"PNP0C31", 0}, /* TPM */
812 {"ATM1200", 0}, /* Atmel */ 811 {"ATM1200", 0}, /* Atmel */
@@ -835,9 +834,12 @@ static struct pnp_driver tis_pnp_driver = {
835 .name = "tpm_tis", 834 .name = "tpm_tis",
836 .id_table = tpm_pnp_tbl, 835 .id_table = tpm_pnp_tbl,
837 .probe = tpm_tis_pnp_init, 836 .probe = tpm_tis_pnp_init,
838 .suspend = tpm_tis_pnp_suspend,
839 .resume = tpm_tis_pnp_resume,
840 .remove = tpm_tis_pnp_remove, 837 .remove = tpm_tis_pnp_remove,
838#ifdef CONFIG_PM_SLEEP
839 .driver = {
840 .pm = &tpm_tis_pm,
841 },
842#endif
841}; 843};
842 844
843#define TIS_HID_USR_IDX sizeof(tpm_pnp_tbl)/sizeof(struct pnp_device_id) -2 845#define TIS_HID_USR_IDX sizeof(tpm_pnp_tbl)/sizeof(struct pnp_device_id) -2
@@ -846,20 +848,6 @@ module_param_string(hid, tpm_pnp_tbl[TIS_HID_USR_IDX].id,
846MODULE_PARM_DESC(hid, "Set additional specific HID for this driver to probe"); 848MODULE_PARM_DESC(hid, "Set additional specific HID for this driver to probe");
847#endif 849#endif
848 850
849#ifdef CONFIG_PM_SLEEP
850static int tpm_tis_resume(struct device *dev)
851{
852 struct tpm_chip *chip = dev_get_drvdata(dev);
853
854 if (chip->vendor.irq)
855 tpm_tis_reenable_interrupts(chip);
856
857 return tpm_pm_resume(dev);
858}
859#endif
860
861static SIMPLE_DEV_PM_OPS(tpm_tis_pm, tpm_pm_suspend, tpm_tis_resume);
862
863static struct platform_driver tis_drv = { 851static struct platform_driver tis_drv = {
864 .driver = { 852 .driver = {
865 .name = "tpm_tis", 853 .name = "tpm_tis",