diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2022-11-23 15:41:20 +0100 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> | 2023-01-23 11:48:00 +0100 |
| commit | bb0b025d72d22b8617df920b61f5ae1e23d1b593 (patch) | |
| tree | 49810fba5b088025731590750cc1a25984dd9aed /drivers/memory | |
| parent | d5ab2e8c7dd2cdcc676d7383b6b1b31e2c4d805c (diff) | |
| download | linux-bb0b025d72d22b8617df920b61f5ae1e23d1b593.tar.gz | |
memory: renesas-rpc-if: Improve Runtime PM handling
Convert from the deprecated pm_runtime_get_sync() to the new
pm_runtime_resume_and_get(), and add error checking.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Link: https://lore.kernel.org/r/6f2bd3b2b3d98c5bed541d969900b2ad04f93943.1669213027.git.geert+renesas@glider.be
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Diffstat (limited to 'drivers/memory')
| -rw-r--r-- | drivers/memory/renesas-rpc-if.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c index 26ea557dd1067..7c9c7d93ee35b 100644 --- a/drivers/memory/renesas-rpc-if.c +++ b/drivers/memory/renesas-rpc-if.c @@ -304,12 +304,13 @@ int rpcif_hw_init(struct rpcif *rpcif, bool hyperflash) { struct rpcif_priv *rpc = dev_get_drvdata(rpcif->dev); u32 dummy; + int ret; - pm_runtime_get_sync(rpc->dev); + ret = pm_runtime_resume_and_get(rpc->dev); + if (ret) + return ret; if (rpc->type == RPCIF_RZ_G2L) { - int ret; - ret = reset_control_reset(rpc->rstc); if (ret) return ret; @@ -482,7 +483,9 @@ int rpcif_manual_xfer(struct rpcif *rpcif) u32 smenr, smcr, pos = 0, max = rpc->bus_size == 2 ? 8 : 4; int ret = 0; - pm_runtime_get_sync(rpc->dev); + ret = pm_runtime_resume_and_get(rpc->dev); + if (ret < 0) + return ret; regmap_update_bits(rpc->regmap, RPCIF_PHYCNT, RPCIF_PHYCNT_CAL, RPCIF_PHYCNT_CAL); @@ -650,11 +653,14 @@ ssize_t rpcif_dirmap_read(struct rpcif *rpcif, u64 offs, size_t len, void *buf) struct rpcif_priv *rpc = dev_get_drvdata(rpcif->dev); loff_t from = offs & (rpc->size - 1); size_t size = rpc->size - from; + int ret; if (len > size) len = size; - pm_runtime_get_sync(rpc->dev); + ret = pm_runtime_resume_and_get(rpc->dev); + if (ret < 0) + return ret; regmap_update_bits(rpc->regmap, RPCIF_CMNCR, RPCIF_CMNCR_MD, 0); regmap_write(rpc->regmap, RPCIF_DRCR, 0); |