| From 8f7ba7d5d1b58d1015257dfd8e926c46198dd0aa Mon Sep 17 00:00:00 2001 |
| From: Wolfram Sang <wsa+renesas@sang-engineering.com> |
| Date: Tue, 17 Jan 2017 21:26:01 +0100 |
| Subject: [PATCH 154/255] mmc: host: tmio: disable clocks when unbinding |
| |
| Create a helper function to disable clocks and use it in remove(), too. |
| Now, clk_summary in debugfs reports the clocks as disabled and |
| unprepared after unbinding. |
| |
| Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> |
| Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> |
| Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> |
| (cherry picked from commit dfcba5ffca989749d1fc49d5b82a2d007b1295b7) |
| Signed-off-by: Simon Horman <horms+renesas@verge.net.au> |
| --- |
| drivers/mmc/host/tmio_mmc_pio.c | 11 +++++++++-- |
| 1 file changed, 9 insertions(+), 2 deletions(-) |
| |
| --- a/drivers/mmc/host/tmio_mmc_pio.c |
| +++ b/drivers/mmc/host/tmio_mmc_pio.c |
| @@ -900,6 +900,12 @@ static int tmio_mmc_clk_enable(struct tm |
| return host->clk_enable(host); |
| } |
| |
| +static void tmio_mmc_clk_disable(struct tmio_mmc_host *host) |
| +{ |
| + if (host->clk_disable) |
| + host->clk_disable(host); |
| +} |
| + |
| static void tmio_mmc_power_on(struct tmio_mmc_host *host, unsigned short vdd) |
| { |
| struct mmc_host *mmc = host->mmc; |
| @@ -1284,6 +1290,8 @@ void tmio_mmc_host_remove(struct tmio_mm |
| |
| pm_runtime_put_sync(&pdev->dev); |
| pm_runtime_disable(&pdev->dev); |
| + |
| + tmio_mmc_clk_disable(host); |
| } |
| EXPORT_SYMBOL(tmio_mmc_host_remove); |
| |
| @@ -1298,8 +1306,7 @@ int tmio_mmc_host_runtime_suspend(struct |
| if (host->clk_cache) |
| tmio_mmc_clk_stop(host); |
| |
| - if (host->clk_disable) |
| - host->clk_disable(host); |
| + tmio_mmc_clk_disable(host); |
| |
| return 0; |
| } |