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mmc: rtsx: init cookie at probe/card_event 

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>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Micky Ching 2014-12-23 09:19:43 +08:00 committed by Ulf Hansson
parent 755987f9a3
commit 2057647f0c
1 changed files with 2 additions and 0 deletions
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2
drivers/mmc/host/rtsx_pci_sdmmc.c
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@ -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);