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path: root/drivers/misc/cardreader
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-rw-r--r--drivers/misc/cardreader/rtsx_pcr.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c
index d782754fa346..5e94e87c80b7 100644
--- a/drivers/misc/cardreader/rtsx_pcr.c
+++ b/drivers/misc/cardreader/rtsx_pcr.c
@@ -1506,6 +1506,7 @@ static int rtsx_pci_probe(struct pci_dev *pcidev,
struct pcr_handle *handle;
u32 base, len;
int ret, i, bar = 0;
+ u8 val;
dev_dbg(&(pcidev->dev),
": Realtek PCI-E Card Reader found at %s [%04x:%04x] (rev %x)\n",
@@ -1571,7 +1572,11 @@ static int rtsx_pci_probe(struct pci_dev *pcidev,
pcr->host_cmds_addr = pcr->rtsx_resv_buf_addr;
pcr->host_sg_tbl_ptr = pcr->rtsx_resv_buf + HOST_CMDS_BUF_LEN;
pcr->host_sg_tbl_addr = pcr->rtsx_resv_buf_addr + HOST_CMDS_BUF_LEN;
-
+ rtsx_pci_read_register(pcr, ASPM_FORCE_CTL, &val);
+ if (val & FORCE_ASPM_CTL0 && val & FORCE_ASPM_CTL1)
+ pcr->aspm_enabled = false;
+ else
+ pcr->aspm_enabled = true;
pcr->card_inserted = 0;
pcr->card_removed = 0;
INIT_DELAYED_WORK(&pcr->carddet_work, rtsx_pci_card_detect);