* [PATCH] mmc: host: renesas_sdhi: Replace magic number '0xff' in renesas_sdhi_set_clock()
@ 2025-08-20 10:48 Biju
2025-08-20 11:53 ` Geert Uytterhoeven
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Biju @ 2025-08-20 10:48 UTC (permalink / raw)
To: Wolfram Sang, Ulf Hansson
Cc: Biju Das, linux-mmc, linux-renesas-soc, linux-kernel,
Geert Uytterhoeven, Prabhakar Mahadev Lad, Biju Das
From: Biju Das <biju.das.jz@bp.renesas.com>
Replace the magic number '0xff' with CLK_CTL_DIV_MASK macro for finding
actual clock in renesas_sdhi_set_clock().
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
drivers/mmc/host/renesas_sdhi_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c
index a41291a28e9b..f56fa2cd208d 100644
--- a/drivers/mmc/host/renesas_sdhi_core.c
+++ b/drivers/mmc/host/renesas_sdhi_core.c
@@ -223,7 +223,7 @@ static void renesas_sdhi_set_clock(struct tmio_mmc_host *host,
}
clock = clk & CLK_CTL_DIV_MASK;
- if (clock != 0xff)
+ if (clock != CLK_CTL_DIV_MASK)
host->mmc->actual_clock /= (1 << (ffs(clock) + 1));
sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, clock);
--
2.43.0
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH] mmc: host: renesas_sdhi: Replace magic number '0xff' in renesas_sdhi_set_clock()
2025-08-20 10:48 [PATCH] mmc: host: renesas_sdhi: Replace magic number '0xff' in renesas_sdhi_set_clock() Biju
@ 2025-08-20 11:53 ` Geert Uytterhoeven
2025-08-20 16:43 ` Ulf Hansson
2025-08-21 9:49 ` Wolfram Sang
2 siblings, 0 replies; 4+ messages in thread
From: Geert Uytterhoeven @ 2025-08-20 11:53 UTC (permalink / raw)
To: Biju
Cc: Wolfram Sang, Ulf Hansson, Biju Das, linux-mmc, linux-renesas-soc,
linux-kernel, Prabhakar Mahadev Lad
On Wed, 20 Aug 2025 at 12:48, Biju <biju.das.au@gmail.com> wrote:
> From: Biju Das <biju.das.jz@bp.renesas.com>
>
> Replace the magic number '0xff' with CLK_CTL_DIV_MASK macro for finding
> actual clock in renesas_sdhi_set_clock().
>
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] mmc: host: renesas_sdhi: Replace magic number '0xff' in renesas_sdhi_set_clock()
2025-08-20 10:48 [PATCH] mmc: host: renesas_sdhi: Replace magic number '0xff' in renesas_sdhi_set_clock() Biju
2025-08-20 11:53 ` Geert Uytterhoeven
@ 2025-08-20 16:43 ` Ulf Hansson
2025-08-21 9:49 ` Wolfram Sang
2 siblings, 0 replies; 4+ messages in thread
From: Ulf Hansson @ 2025-08-20 16:43 UTC (permalink / raw)
To: Biju
Cc: Wolfram Sang, Biju Das, linux-mmc, linux-renesas-soc,
linux-kernel, Geert Uytterhoeven, Prabhakar Mahadev Lad
On Wed, 20 Aug 2025 at 12:48, Biju <biju.das.au@gmail.com> wrote:
>
> From: Biju Das <biju.das.jz@bp.renesas.com>
>
> Replace the magic number '0xff' with CLK_CTL_DIV_MASK macro for finding
> actual clock in renesas_sdhi_set_clock().
>
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Applied for next, thanks!
Kind regards
Uffe
> ---
> drivers/mmc/host/renesas_sdhi_core.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c
> index a41291a28e9b..f56fa2cd208d 100644
> --- a/drivers/mmc/host/renesas_sdhi_core.c
> +++ b/drivers/mmc/host/renesas_sdhi_core.c
> @@ -223,7 +223,7 @@ static void renesas_sdhi_set_clock(struct tmio_mmc_host *host,
> }
>
> clock = clk & CLK_CTL_DIV_MASK;
> - if (clock != 0xff)
> + if (clock != CLK_CTL_DIV_MASK)
> host->mmc->actual_clock /= (1 << (ffs(clock) + 1));
>
> sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, clock);
> --
> 2.43.0
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] mmc: host: renesas_sdhi: Replace magic number '0xff' in renesas_sdhi_set_clock()
2025-08-20 10:48 [PATCH] mmc: host: renesas_sdhi: Replace magic number '0xff' in renesas_sdhi_set_clock() Biju
2025-08-20 11:53 ` Geert Uytterhoeven
2025-08-20 16:43 ` Ulf Hansson
@ 2025-08-21 9:49 ` Wolfram Sang
2 siblings, 0 replies; 4+ messages in thread
From: Wolfram Sang @ 2025-08-21 9:49 UTC (permalink / raw)
To: Biju
Cc: Ulf Hansson, Biju Das, linux-mmc, linux-renesas-soc, linux-kernel,
Geert Uytterhoeven, Prabhakar Mahadev Lad
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On Wed, Aug 20, 2025 at 11:48:01AM +0100, Biju wrote:
> From: Biju Das <biju.das.jz@bp.renesas.com>
>
> Replace the magic number '0xff' with CLK_CTL_DIV_MASK macro for finding
> actual clock in renesas_sdhi_set_clock().
>
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
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^ permalink raw reply [flat|nested] 4+ messages in thread
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2025-08-20 10:48 [PATCH] mmc: host: renesas_sdhi: Replace magic number '0xff' in renesas_sdhi_set_clock() Biju
2025-08-20 11:53 ` Geert Uytterhoeven
2025-08-20 16:43 ` Ulf Hansson
2025-08-21 9:49 ` Wolfram Sang
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