From: Ricky Wu <ricky_wu@realtek.com>
To: <arnd@arndb.de>, <gregkh@linuxfoundation.org>,
<linux-kernel@vger.kernel.org>, <ricky_wu@realtek.com>
Subject: [PATCH] misc: rtsx: do clear express reg every SD_INT
Date: Tue, 30 Apr 2024 14:01:08 +0800 [thread overview]
Message-ID: <20240430060108.580685-1-ricky_wu@realtek.com> (raw)
orginal only do clear EXPRESS_LINK_FAIL reg when card removed,
this patch moved the flow to SD_INT statement, make sure the reg status is
correct when inserted/removed card every time.
Signed-off-by: Ricky Wu <ricky_wu@realtek.com>
---
drivers/misc/cardreader/rtsx_pcr.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c
index 0ad2ff9065aa..117b3c24f910 100644
--- a/drivers/misc/cardreader/rtsx_pcr.c
+++ b/drivers/misc/cardreader/rtsx_pcr.c
@@ -1002,12 +1002,14 @@ static irqreturn_t rtsx_pci_isr(int irq, void *dev_id)
} else {
pcr->card_removed |= SD_EXIST;
pcr->card_inserted &= ~SD_EXIST;
- if ((PCI_PID(pcr) == PID_5261) || (PCI_PID(pcr) == PID_5264)) {
- rtsx_pci_write_register(pcr, RTS5261_FW_STATUS,
- RTS5261_EXPRESS_LINK_FAIL_MASK, 0);
- pcr->extra_caps |= EXTRA_CAPS_SD_EXPRESS;
- }
}
+
+ if ((PCI_PID(pcr) == PID_5261) || (PCI_PID(pcr) == PID_5264)) {
+ rtsx_pci_write_register(pcr, RTS5261_FW_STATUS,
+ RTS5261_EXPRESS_LINK_FAIL_MASK, 0);
+ pcr->extra_caps |= EXTRA_CAPS_SD_EXPRESS;
+ }
+
pcr->dma_error_count = 0;
}
--
2.25.1
reply other threads:[~2024-04-30 6:01 UTC|newest]
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