From 090f0d580bd2b24c22f4aedd0e57c33100afacfc Mon Sep 17 00:00:00 2001 From: =?utf8?q?H=C3=B6gander=20Jouni?= Date: Mon, 18 Aug 2008 18:13:15 +0300 Subject: [PATCH] OMAP: HSMMC: Check wether board specific suspend / resume exists MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Do not try to call board specific suspend / resume functions if there is no such. Signed-off-by: Jouni Högander Signed-off-by: Tony Lindgren --- drivers/mmc/host/omap_hsmmc.c | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index af3487164a9..9462e4c34b2 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -960,11 +960,13 @@ static int omap_mmc_suspend(struct platform_device *pdev, pm_message_t state) OMAP_HSMMC_WRITE(host->base, ISE, 0); OMAP_HSMMC_WRITE(host->base, IE, 0); - ret = host->pdata->suspend(&pdev->dev, host->slot_id); - if (ret) - dev_dbg(mmc_dev(host->mmc), - "Unable to handle MMC board" - " level suspend\n"); + if (host->pdata->suspend) { + ret = host->pdata->suspend(&pdev->dev, host->slot_id); + if (ret) + dev_dbg(mmc_dev(host->mmc), + "Unable to handle MMC board" + " level suspend\n"); + } if (!(OMAP_HSMMC_READ(host->base, HCTL) & SDVSDET)) { OMAP_HSMMC_WRITE(host->base, HCTL, @@ -1013,10 +1015,12 @@ static int omap_mmc_resume(struct platform_device *pdev) dev_dbg(mmc_dev(host->mmc), "Enabling debounce clk failed\n"); - ret = host->pdata->resume(&pdev->dev, host->slot_id); - if (ret) - dev_dbg(mmc_dev(host->mmc), + if (host->pdata->resume) { + ret = host->pdata->resume(&pdev->dev, host->slot_id); + if (ret) + dev_dbg(mmc_dev(host->mmc), "Unmask interrupt failed\n"); + } /* Notify the core to resume the host */ ret = mmc_resume_host(host->mmc); -- 2.41.3