static int ssi_port_regs_show()

in controllers/omap_ssi_port.c [47:120]

• 70 lines of code
• 4 McCabe index (conditional complexity)

static int ssi_port_regs_show(struct seq_file *m, void *p __maybe_unused)
{
	struct hsi_port *port = m->private;
	struct omap_ssi_port *omap_port = hsi_port_drvdata(port);
	struct hsi_controller *ssi = to_hsi_controller(port->device.parent);
	struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);
	void __iomem	*base = omap_ssi->sys;
	unsigned int ch;

	pm_runtime_get_sync(omap_port->pdev);
	if (omap_port->wake_irq > 0)
		seq_printf(m, "CAWAKE\t\t: %d\n", ssi_wakein(port));
	seq_printf(m, "WAKE\t\t: 0x%08x\n",
				readl(base + SSI_WAKE_REG(port->num)));
	seq_printf(m, "MPU_ENABLE_IRQ%d\t: 0x%08x\n", 0,
			readl(base + SSI_MPU_ENABLE_REG(port->num, 0)));
	seq_printf(m, "MPU_STATUS_IRQ%d\t: 0x%08x\n", 0,
			readl(base + SSI_MPU_STATUS_REG(port->num, 0)));
	/* SST */
	base = omap_port->sst_base;
	seq_puts(m, "\nSST\n===\n");
	seq_printf(m, "ID SST\t\t: 0x%08x\n",
				readl(base + SSI_SST_ID_REG));
	seq_printf(m, "MODE\t\t: 0x%08x\n",
				readl(base + SSI_SST_MODE_REG));
	seq_printf(m, "FRAMESIZE\t: 0x%08x\n",
				readl(base + SSI_SST_FRAMESIZE_REG));
	seq_printf(m, "DIVISOR\t\t: 0x%08x\n",
				readl(base + SSI_SST_DIVISOR_REG));
	seq_printf(m, "CHANNELS\t: 0x%08x\n",
				readl(base + SSI_SST_CHANNELS_REG));
	seq_printf(m, "ARBMODE\t\t: 0x%08x\n",
				readl(base + SSI_SST_ARBMODE_REG));
	seq_printf(m, "TXSTATE\t\t: 0x%08x\n",
				readl(base + SSI_SST_TXSTATE_REG));
	seq_printf(m, "BUFSTATE\t: 0x%08x\n",
				readl(base + SSI_SST_BUFSTATE_REG));
	seq_printf(m, "BREAK\t\t: 0x%08x\n",
				readl(base + SSI_SST_BREAK_REG));
	for (ch = 0; ch < omap_port->channels; ch++) {
		seq_printf(m, "BUFFER_CH%d\t: 0x%08x\n", ch,
				readl(base + SSI_SST_BUFFER_CH_REG(ch)));
	}
	/* SSR */
	base = omap_port->ssr_base;
	seq_puts(m, "\nSSR\n===\n");
	seq_printf(m, "ID SSR\t\t: 0x%08x\n",
				readl(base + SSI_SSR_ID_REG));
	seq_printf(m, "MODE\t\t: 0x%08x\n",
				readl(base + SSI_SSR_MODE_REG));
	seq_printf(m, "FRAMESIZE\t: 0x%08x\n",
				readl(base + SSI_SSR_FRAMESIZE_REG));
	seq_printf(m, "CHANNELS\t: 0x%08x\n",
				readl(base + SSI_SSR_CHANNELS_REG));
	seq_printf(m, "TIMEOUT\t\t: 0x%08x\n",
				readl(base + SSI_SSR_TIMEOUT_REG));
	seq_printf(m, "RXSTATE\t\t: 0x%08x\n",
				readl(base + SSI_SSR_RXSTATE_REG));
	seq_printf(m, "BUFSTATE\t: 0x%08x\n",
				readl(base + SSI_SSR_BUFSTATE_REG));
	seq_printf(m, "BREAK\t\t: 0x%08x\n",
				readl(base + SSI_SSR_BREAK_REG));
	seq_printf(m, "ERROR\t\t: 0x%08x\n",
				readl(base + SSI_SSR_ERROR_REG));
	seq_printf(m, "ERRORACK\t: 0x%08x\n",
				readl(base + SSI_SSR_ERRORACK_REG));
	for (ch = 0; ch < omap_port->channels; ch++) {
		seq_printf(m, "BUFFER_CH%d\t: 0x%08x\n", ch,
				readl(base + SSI_SSR_BUFFER_CH_REG(ch)));
	}
	pm_runtime_put_autosuspend(omap_port->pdev);

	return 0;
}