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[v5,3/6] mmc: rtsx: init cookie at probe/card_event

Message ID 561d5d6cb02c4db153c0c4ee793581725ab77857.1419297154.git.micky_ching@realsil.com.cn (mailing list archive)
State New, archived
Headers show

Commit Message

micky_ching@realsil.com.cn Dec. 23, 2014, 1:19 a.m. UTC 
From: Micky Ching <micky_ching@realsil.com.cn>

host->cookie is used for handle async request,
we should init it to negative value when new card inserted,
make cookie value invalid.

Signed-off-by: Micky Ching <micky_ching@realsil.com.cn>
---
 drivers/mmc/host/rtsx_pci_sdmmc.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox

Patch

diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c
index b1390f0..90b7b6d 100644
--- a/drivers/mmc/host/rtsx_pci_sdmmc.c
+++ b/drivers/mmc/host/rtsx_pci_sdmmc.c
@@ -1321,6 +1321,7 @@  static void rtsx_pci_sdmmc_card_event(struct platform_device *pdev)
 {
 	struct realtek_pci_sdmmc *host = platform_get_drvdata(pdev);
 
+	host->cookie = -1;
 	mmc_detect_change(host->mmc, 0);
 }
 
@@ -1353,6 +1354,7 @@  static int rtsx_pci_sdmmc_drv_probe(struct platform_device *pdev)
 	host->pcr = pcr;
 	host->mmc = mmc;
 	host->pdev = pdev;
+	host->cookie = -1;
 	host->power_state = SDMMC_POWER_OFF;
 	INIT_WORK(&host->work, sd_request);
 	platform_set_drvdata(pdev, host);