[RFT,2/4] mmc: tmio: add generic hook to fixup after a completed request
diff mbox series

Message ID 20190628153448.4167-3-wsa+renesas@sang-engineering.com
State New
Headers show
Series
  • mmc: renesas_sdhi: support manual calibration
Related show

Commit Message

Wolfram Sang June 28, 2019, 3:34 p.m. UTC
Sadly, due to HW bugs, we need a callback to work around issues just
before completing the request.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 drivers/mmc/host/tmio_mmc.h      | 1 +
 drivers/mmc/host/tmio_mmc_core.c | 3 +++
 2 files changed, 4 insertions(+)

Comments

Geert Uytterhoeven June 28, 2019, 4:48 p.m. UTC | #1
On Fri, Jun 28, 2019 at 5:35 PM Wolfram Sang
<wsa+renesas@sang-engineering.com> wrote:
> Sadly, due to HW bugs, we need a callback to work around issues just
> before completing the request.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

                        Geert

Patch
diff mbox series

diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index c5ba13fae399..be9d62e30817 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -178,6 +178,7 @@  struct tmio_mmc_host {
 	void (*hw_reset)(struct tmio_mmc_host *host);
 	void (*prepare_tuning)(struct tmio_mmc_host *host, unsigned long tap);
 	bool (*check_scc_error)(struct tmio_mmc_host *host);
+	void (*fixup_request)(struct tmio_mmc_host *host, struct mmc_request *mrq);
 
 	/*
 	 * Mandatory callback for tuning to occur which is optional for SDR50
diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c
index 2cb3f951c3e2..31ffcc32c580 100644
--- a/drivers/mmc/host/tmio_mmc_core.c
+++ b/drivers/mmc/host/tmio_mmc_core.c
@@ -852,6 +852,9 @@  static void tmio_mmc_finish_request(struct tmio_mmc_host *host)
 		return;
 	}
 
+	if (host->fixup_request)
+		host->fixup_request(host, mrq);
+
 	mmc_request_done(host->mmc, mrq);
 }