Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit bb0635f0 authored by Andreas Fenkart's avatar Andreas Fenkart Committed by Ulf Hansson
Browse files

mmc: omap_hsmmc: Extend debugfs by SDIO IRQ handling, runtime state 



Add SDIO IRQ entries to debugfs entry. Note that PSTATE shows current
state of data lines, incl. SDIO IRQ pending

Signed-off-by: default avatarAndreas Fenkart <afenkart@gmail.com>
Acked-by: default avatarBalaji T K <balajitk@ti.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 2cd3a2a5

drivers/mmc/host/omap_hsmmc.c

+14 −3
Original line number Diff line number Diff line
@@ -56,6 +56,7 @@ 
#define OMAP_HSMMC_RSP54	0x0118

#define OMAP_HSMMC_RSP76	0x011C

#define OMAP_HSMMC_DATA		0x0120

#define OMAP_HSMMC_PSTATE	0x0124

#define OMAP_HSMMC_HCTL		0x0128

#define OMAP_HSMMC_SYSCTL	0x012C

#define OMAP_HSMMC_STAT		0x0130
@@ -1815,13 +1816,23 @@ static int omap_hsmmc_regs_show(struct seq_file *s, void *data) 
	struct mmc_host *mmc = s->private;

	struct omap_hsmmc_host *host = mmc_priv(mmc);



	seq_printf(s, "mmc%d:\n ctx_loss:\t%d\n\nregs:\n",

			mmc->index, host->context_loss);

	seq_printf(s, "mmc%d:\n", mmc->index);

	seq_printf(s, "sdio irq mode\t%s\n",

		   (mmc->caps & MMC_CAP_SDIO_IRQ) ? "interrupt" : "polling");



	pm_runtime_get_sync(host->dev);

	if (mmc->caps & MMC_CAP_SDIO_IRQ) {

		seq_printf(s, "sdio irq \t%s\n",

			   (host->flags & HSMMC_SDIO_IRQ_ENABLED) ?  "enabled"

			   : "disabled");

	}

	seq_printf(s, "ctx_loss:\t%d\n", host->context_loss);



	pm_runtime_get_sync(host->dev);

	seq_puts(s, "\nregs:\n");

	seq_printf(s, "CON:\t\t0x%08x\n",

			OMAP_HSMMC_READ(host->base, CON));

	seq_printf(s, "PSTATE:\t\t0x%08x\n",

		   OMAP_HSMMC_READ(host->base, PSTATE));

	seq_printf(s, "HCTL:\t\t0x%08x\n",

			OMAP_HSMMC_READ(host->base, HCTL));

	seq_printf(s, "SYSCTL:\t\t0x%08x\n",