mmc: tmio/sdhi: break out interrupt request/free
Move request_irq()/free_irq() from the shared code
in tmio_mmc.c into the SDHI/tmio specific portion
in sh_mobile_sdhi.c and tmio_mmc_pio.c.
This is ground work to allow us to adjust the SDHI
code with IRQ flags and number of interupt sources.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/host/tmio_mmc.c b/drivers/mmc/host/tmio_mmc.c
index be739f7..14479f9 100644
--- a/drivers/mmc/host/tmio_mmc.c
+++ b/drivers/mmc/host/tmio_mmc.c
@@ -64,7 +64,7 @@
const struct mfd_cell *cell = mfd_get_cell(pdev);
struct tmio_mmc_data *pdata;
struct tmio_mmc_host *host;
- int ret = -EINVAL;
+ int ret = -EINVAL, irq;
if (pdev->num_resources != 2)
goto out;
@@ -73,6 +73,12 @@
if (!pdata || !pdata->hclk)
goto out;
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0) {
+ ret = irq;
+ goto out;
+ }
+
/* Tell the MFD core we are ready to be enabled */
if (cell->enable) {
ret = cell->enable(pdev);
@@ -84,11 +90,18 @@
if (ret)
goto cell_disable;
+ ret = request_irq(irq, tmio_mmc_irq, IRQF_DISABLED |
+ IRQF_TRIGGER_FALLING, dev_name(&pdev->dev), host);
+ if (ret)
+ goto host_remove;
+
pr_info("%s at 0x%08lx irq %d\n", mmc_hostname(host->mmc),
- (unsigned long)host->ctl, host->irq);
+ (unsigned long)host->ctl, irq);
return 0;
+host_remove:
+ tmio_mmc_host_remove(host);
cell_disable:
if (cell->disable)
cell->disable(pdev);
@@ -104,7 +117,9 @@
platform_set_drvdata(pdev, NULL);
if (mmc) {
- tmio_mmc_host_remove(mmc_priv(mmc));
+ struct tmio_mmc_host *host = mmc_priv(mmc);
+ free_irq(platform_get_irq(pdev, 0), host);
+ tmio_mmc_host_remove(host);
if (cell->disable)
cell->disable(pdev);
}