Messages in this thread | | | From | 吳昊澄 Ricky <> | Subject | RE: [PATCH] misc: rtsx: init value of aspm_enabled | Date | Thu, 21 Jan 2021 10:19:50 +0000 |
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Abandon this patch Sorry~
> -----Original Message----- > From: 吳昊澄 Ricky <ricky_wu@realtek.com> > Sent: Thursday, January 21, 2021 6:16 PM > To: arnd@arndb.de; gregkh@linuxfoundation.org; bhelgaas@google.com; 吳 > 昊澄 Ricky <ricky_wu@realtek.com>; vaibhavgupta40@gmail.com; > linux-kernel@vger.kernel.org > Subject: [PATCH] misc: rtsx: init value of aspm_enabled > > From: Ricky Wu <ricky_wu@realtek.com> > > make sure ASPM state sync with pcr->aspm_enabled init value > pcr->aspm_enabled > > Signed-off-by: Ricky Wu <ricky_wu@realtek.com> > --- > drivers/misc/cardreader/rtsx_pcr.c | 7 ++++++- > 1 file changed, 6 insertions(+), 1 deletion(-) > > diff --git a/drivers/misc/cardreader/rtsx_pcr.c > b/drivers/misc/cardreader/rtsx_pcr.c > index 2aa6648fa41f..06df0687c0bb 100644 > --- a/drivers/misc/cardreader/rtsx_pcr.c > +++ b/drivers/misc/cardreader/rtsx_pcr.c > @@ -1512,6 +1512,7 @@ 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", > @@ -1577,7 +1578,11 @@ 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 = true; > + else > + pcr->aspm_enabled = false; > pcr->card_inserted = 0; > pcr->card_removed = 0; > INIT_DELAYED_WORK(&pcr->carddet_work, rtsx_pci_card_detect); > -- > 2.17.1
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