* [PATCH] mmc: mediatek: use data instead of mrq parameter from msdc_{un}prepare_data()
@ 2021-05-17 10:09 Yue Hu
2021-05-24 14:10 ` Ulf Hansson
0 siblings, 1 reply; 2+ messages in thread
From: Yue Hu @ 2021-05-17 10:09 UTC (permalink / raw)
To: chaotian.jing, ulf.hansson, matthias.bgg
Cc: linux-mmc, linux-mediatek, linux-kernel, huyue2, zbestahu
From: Yue Hu <huyue2@yulong.com>
We already have 'mrq->data' before calling these two functions, no
need to find it again via 'mrq->data' internally. Also remove local
data variable accordingly.
Signed-off-by: Yue Hu <huyue2@yulong.com>
---
drivers/mmc/host/mtk-sd.c | 20 ++++++++------------
1 file changed, 8 insertions(+), 12 deletions(-)
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 898ed1b..c4db944 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -724,10 +724,8 @@ static inline void msdc_dma_setup(struct msdc_host *host, struct msdc_dma *dma,
writel(lower_32_bits(dma->gpd_addr), host->base + MSDC_DMA_SA);
}
-static void msdc_prepare_data(struct msdc_host *host, struct mmc_request *mrq)
+static void msdc_prepare_data(struct msdc_host *host, struct mmc_data *data)
{
- struct mmc_data *data = mrq->data;
-
if (!(data->host_cookie & MSDC_PREPARE_FLAG)) {
data->host_cookie |= MSDC_PREPARE_FLAG;
data->sg_count = dma_map_sg(host->dev, data->sg, data->sg_len,
@@ -735,10 +733,8 @@ static void msdc_prepare_data(struct msdc_host *host, struct mmc_request *mrq)
}
}
-static void msdc_unprepare_data(struct msdc_host *host, struct mmc_request *mrq)
+static void msdc_unprepare_data(struct msdc_host *host, struct mmc_data *data)
{
- struct mmc_data *data = mrq->data;
-
if (data->host_cookie & MSDC_ASYNC_FLAG)
return;
@@ -1140,7 +1136,7 @@ static void msdc_request_done(struct msdc_host *host, struct mmc_request *mrq)
msdc_track_cmd_data(host, mrq->cmd, mrq->data);
if (mrq->data)
- msdc_unprepare_data(host, mrq);
+ msdc_unprepare_data(host, mrq->data);
if (host->error)
msdc_reset_hw(host);
mmc_request_done(mmc_from_priv(host), mrq);
@@ -1311,7 +1307,7 @@ static void msdc_ops_request(struct mmc_host *mmc, struct mmc_request *mrq)
host->mrq = mrq;
if (mrq->data)
- msdc_prepare_data(host, mrq);
+ msdc_prepare_data(host, mrq->data);
/* if SBC is required, we have HW option and SW option.
* if HW option is enabled, and SBC does not have "special" flags,
@@ -1332,7 +1328,7 @@ static void msdc_pre_req(struct mmc_host *mmc, struct mmc_request *mrq)
if (!data)
return;
- msdc_prepare_data(host, mrq);
+ msdc_prepare_data(host, data);
data->host_cookie |= MSDC_ASYNC_FLAG;
}
@@ -1340,14 +1336,14 @@ static void msdc_post_req(struct mmc_host *mmc, struct mmc_request *mrq,
int err)
{
struct msdc_host *host = mmc_priv(mmc);
- struct mmc_data *data;
+ struct mmc_data *data = mrq->data;
- data = mrq->data;
if (!data)
return;
+
if (data->host_cookie) {
data->host_cookie &= ~MSDC_ASYNC_FLAG;
- msdc_unprepare_data(host, mrq);
+ msdc_unprepare_data(host, data);
}
}
--
1.9.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] mmc: mediatek: use data instead of mrq parameter from msdc_{un}prepare_data()
2021-05-17 10:09 [PATCH] mmc: mediatek: use data instead of mrq parameter from msdc_{un}prepare_data() Yue Hu
@ 2021-05-24 14:10 ` Ulf Hansson
0 siblings, 0 replies; 2+ messages in thread
From: Ulf Hansson @ 2021-05-24 14:10 UTC (permalink / raw)
To: Yue Hu
Cc: Chaotian Jing, Matthias Brugger, linux-mmc,
moderated list:ARM/Mediatek SoC support,
Linux Kernel Mailing List, Yue Hu, zbestahu
On Mon, 17 May 2021 at 12:09, Yue Hu <zbestahu@gmail.com> wrote:
>
> From: Yue Hu <huyue2@yulong.com>
>
> We already have 'mrq->data' before calling these two functions, no
> need to find it again via 'mrq->data' internally. Also remove local
> data variable accordingly.
>
> Signed-off-by: Yue Hu <huyue2@yulong.com>
Applied for next, thanks!
Kind regards
Uffe
> ---
> drivers/mmc/host/mtk-sd.c | 20 ++++++++------------
> 1 file changed, 8 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
> index 898ed1b..c4db944 100644
> --- a/drivers/mmc/host/mtk-sd.c
> +++ b/drivers/mmc/host/mtk-sd.c
> @@ -724,10 +724,8 @@ static inline void msdc_dma_setup(struct msdc_host *host, struct msdc_dma *dma,
> writel(lower_32_bits(dma->gpd_addr), host->base + MSDC_DMA_SA);
> }
>
> -static void msdc_prepare_data(struct msdc_host *host, struct mmc_request *mrq)
> +static void msdc_prepare_data(struct msdc_host *host, struct mmc_data *data)
> {
> - struct mmc_data *data = mrq->data;
> -
> if (!(data->host_cookie & MSDC_PREPARE_FLAG)) {
> data->host_cookie |= MSDC_PREPARE_FLAG;
> data->sg_count = dma_map_sg(host->dev, data->sg, data->sg_len,
> @@ -735,10 +733,8 @@ static void msdc_prepare_data(struct msdc_host *host, struct mmc_request *mrq)
> }
> }
>
> -static void msdc_unprepare_data(struct msdc_host *host, struct mmc_request *mrq)
> +static void msdc_unprepare_data(struct msdc_host *host, struct mmc_data *data)
> {
> - struct mmc_data *data = mrq->data;
> -
> if (data->host_cookie & MSDC_ASYNC_FLAG)
> return;
>
> @@ -1140,7 +1136,7 @@ static void msdc_request_done(struct msdc_host *host, struct mmc_request *mrq)
>
> msdc_track_cmd_data(host, mrq->cmd, mrq->data);
> if (mrq->data)
> - msdc_unprepare_data(host, mrq);
> + msdc_unprepare_data(host, mrq->data);
> if (host->error)
> msdc_reset_hw(host);
> mmc_request_done(mmc_from_priv(host), mrq);
> @@ -1311,7 +1307,7 @@ static void msdc_ops_request(struct mmc_host *mmc, struct mmc_request *mrq)
> host->mrq = mrq;
>
> if (mrq->data)
> - msdc_prepare_data(host, mrq);
> + msdc_prepare_data(host, mrq->data);
>
> /* if SBC is required, we have HW option and SW option.
> * if HW option is enabled, and SBC does not have "special" flags,
> @@ -1332,7 +1328,7 @@ static void msdc_pre_req(struct mmc_host *mmc, struct mmc_request *mrq)
> if (!data)
> return;
>
> - msdc_prepare_data(host, mrq);
> + msdc_prepare_data(host, data);
> data->host_cookie |= MSDC_ASYNC_FLAG;
> }
>
> @@ -1340,14 +1336,14 @@ static void msdc_post_req(struct mmc_host *mmc, struct mmc_request *mrq,
> int err)
> {
> struct msdc_host *host = mmc_priv(mmc);
> - struct mmc_data *data;
> + struct mmc_data *data = mrq->data;
>
> - data = mrq->data;
> if (!data)
> return;
> +
> if (data->host_cookie) {
> data->host_cookie &= ~MSDC_ASYNC_FLAG;
> - msdc_unprepare_data(host, mrq);
> + msdc_unprepare_data(host, data);
> }
> }
>
> --
> 1.9.1
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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