On 2017/1/27 7:37, Gerd Hoffmann wrote:
Signed-off-by: Gerd Hoffmann <kra...@redhat.com>
---
 drivers/mmc/host/bcm2835.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/drivers/mmc/host/bcm2835.c b/drivers/mmc/host/bcm2835.c
index fc2d02f..82caddc 100644
--- a/drivers/mmc/host/bcm2835.c
+++ b/drivers/mmc/host/bcm2835.c
@@ -147,7 +147,7 @@ struct bcm2835_host {
        u32                     pio_timeout;    /* In jiffies */
        int                     clock;          /* Current clock speed */
        unsigned int            max_clk;        /* Max possible freq */
-       struct timer_list       timer;          /* Timer for timeouts */
+       struct delayed_work     timeout_work;   /* Timer for timeouts */
        struct sg_mapping_iter  sg_miter;       /* SG state for PIO */
        unsigned int            blocks;         /* remaining PIO blocks */
        int                     irq;            /* Device IRQ */
@@ -669,12 +669,11 @@ bool bcm2835_send_command(struct bcm2835_host *host,
                return false;
        }

-       timeout = jiffies;
        if (!cmd->data && cmd->busy_timeout > 9000)
-               timeout += DIV_ROUND_UP(cmd->busy_timeout, 1000) * HZ + HZ;
+               timeout = DIV_ROUND_UP(cmd->busy_timeout, 1000) * HZ + HZ;

You should elaborate more to help folks understand
what you want to do here...


        else
-               timeout += 10 * HZ;
-       mod_timer(&host->timer, timeout);
+               timeout = 10 * HZ;
+       schedule_delayed_work(&host->timeout_work, timeout);

        host->cmd = cmd;

@@ -912,9 +911,11 @@ static void bcm2835_finish_command(struct bcm2835_host 
*host)
        }
 }

-static void bcm2835_timeout(unsigned long data)
+static void bcm2835_timeout(struct work_struct *work)
 {
-       struct bcm2835_host *host = (struct bcm2835_host *)data;
+       struct delayed_work *d = to_delayed_work(work);
+       struct bcm2835_host *host =
+               container_of(d, struct bcm2835_host, timeout_work);
        struct device *dev = &host->pdev->dev;

        mutex_lock(&host->mutex);
@@ -1303,7 +1304,7 @@ static void bcm2835_finish_request(struct bcm2835_host 
*host)
        struct dma_chan *terminate_chan = NULL;
        struct mmc_request *mrq;

-       del_timer(&host->timer);
+       cancel_delayed_work(&host->timeout_work);

        mrq = host->mrq;

@@ -1387,8 +1388,7 @@ int bcm2835_add_host(struct bcm2835_host *host)
        /* report supported voltage ranges */
        mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;

-       setup_timer(&host->timer, bcm2835_timeout,
-                   (unsigned long)host);
+       INIT_DELAYED_WORK(&host->timeout_work, bcm2835_timeout);

        /* Set interrupt enables */
        host->hcfg = SDHCFG_BUSY_IRPT_EN;
@@ -1523,7 +1523,7 @@ static int bcm2835_remove(struct platform_device *pdev)

        free_irq(host->irq, host);

-       del_timer_sync(&host->timer);
+       cancel_delayed_work_sync(&host->timeout_work);

        mmc_free_host(host->mmc);
        platform_set_drvdata(pdev, NULL);



--
Best Regards
Shawn Lin

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