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Message-Id: <20240530215547.2192457-1-heiko@sntech.de>
Date: Thu, 30 May 2024 23:55:47 +0200
From: Heiko Stuebner <heiko@...ech.de>
To: adrian.hunter@...el.com,
ulf.hansson@...aro.org
Cc: serghox@...il.com,
linux-mmc@...r.kernel.org,
linux-kernel@...r.kernel.org,
quentin.schulz@...rry.de,
Heiko Stuebner <heiko.stuebner@...rry.de>
Subject: [PATCH] mmc: sdhci-of-dwcmshc: set CQE irq-handler for rockchip variants
From: Heiko Stuebner <heiko.stuebner@...rry.de>
The dwcmshc used on Rockchip rk3568 and rk3588 can use cqe, so set
the needed irq handler.
Tested on a rk3588-tiger SoM with dd, hdparm and fio. fio performance
does increase slightly from
Run status group 0 (all jobs):
READ: bw=209MiB/s (219MB/s), 209MiB/s-209MiB/s (219MB/s-219MB/s), io=4096MiB (4295MB), run=19607-19607msec
without CQE to
Run status group 0 (all jobs):
READ: bw=215MiB/s (225MB/s), 215MiB/s-215MiB/s (225MB/s-225MB/s), io=4096MiB (4295MB), run=19062-19062msec
with CQE enabled.
Signed-off-by: Heiko Stuebner <heiko.stuebner@...rry.de>
---
drivers/mmc/host/sdhci-of-dwcmshc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c
index 4410d4523728d..3c203857189f9 100644
--- a/drivers/mmc/host/sdhci-of-dwcmshc.c
+++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
@@ -908,6 +908,7 @@ static const struct sdhci_ops sdhci_dwcmshc_rk35xx_ops = {
.get_max_clock = rk35xx_get_max_clock,
.reset = rk35xx_sdhci_reset,
.adma_write_desc = dwcmshc_adma_write_desc,
+ .irq = dwcmshc_cqe_irq_handler,
};
static const struct sdhci_ops sdhci_dwcmshc_th1520_ops = {
--
2.39.2
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