Re: [PATCH 1/2] sdhci : handle busy timeout irq

[Matthieu CASTET <matthieu.castet@parrot.com>]

Any news on these patches ?

Le Wed, 9 Jul 2014 17:01:51 +0200,
Matthieu CASTET <matthieu.castet@parrot.com> a écrit :

> When we wait for busy after sending a command, if there is
> a timeout, we got SDHCI_INT_DATA_TIMEOUT flags.
> Before this commit we got the message :
> "Got data interrupt 0x00100000 even though no data  operation was in progress."
> and we need to wait 10s that sdhci_timeout_timer expires.
> 
> Signed-off-by: Matthieu CASTET <matthieu.castet@parrot.com>
> ---
>  drivers/mmc/host/sdhci.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
> index 47055f3..9df59a4 100644
> --- a/drivers/mmc/host/sdhci.c
> +++ b/drivers/mmc/host/sdhci.c
> @@ -2301,6 +2301,11 @@ static void sdhci_data_irq(struct sdhci_host *host, u32 intmask)
>  		 * above in sdhci_cmd_irq().
>  		 */
>  		if (host->cmd && (host->cmd->flags & MMC_RSP_BUSY)) {
> +			if (intmask & SDHCI_INT_DATA_TIMEOUT) {
> +				host->cmd->error = -ETIMEDOUT;
> +				tasklet_schedule(&host->finish_tasklet);
> +				return;
> +			}
>  			if (intmask & SDHCI_INT_DATA_END) {
>  				sdhci_finish_command(host);
>  				return;