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| author | Wenchao Chen <wenchao.chen@unisoc.com> | 2023-09-19 10:47:06 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2023-09-27 13:13:18 +0300 |
| commit | 2e2b547950bc09e75afe912f9683be39c2195d9d (patch) | |
| tree | 600a579f8116798ff629ef4cee8f54118b794503 /include/linux/mmc | |
| parent | d7133797e9e1b72fd89237f68cb36d745599ed86 (diff) | |
| download | linux-2e2b547950bc09e75afe912f9683be39c2195d9d.tar.xz | |
mmc: core: Allow dynamical updates of the number of requests for hsq
To allow dynamical updates of the current number of used in-flight
requests, let's move away from using a hard-coded value to a use a
corresponding variable in the struct mmc_host.
This can be valuable when optimizing for certain I/O request sequences, as
shown by subsequent changes.
Signed-off-by: Wenchao Chen <wenchao.chen@unisoc.com>
Link: https://lore.kernel.org/r/20230919074707.25517-2-wenchao.chen@unisoc.com
[Ulf: Re-wrote the commitmsg to clarify the change]
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/host.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 62a6847a3b6f..2f445c651742 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -526,6 +526,7 @@ struct mmc_host { /* Host Software Queue support */ bool hsq_enabled; + int hsq_depth; u32 err_stats[MMC_ERR_MAX]; unsigned long private[] ____cacheline_aligned; |