* [PATCH 0/3] drm: remove unneeded 'fast_io' parameter in regmap_config
@ 2026-07-05 16:35 Wolfram Sang
2026-07-05 16:35 ` [PATCH 3/3] drm/rockchip: " Wolfram Sang
2026-07-14 14:30 ` [PATCH 0/3] drm: " Luca Ceresoli
0 siblings, 2 replies; 4+ messages in thread
From: Wolfram Sang @ 2026-07-05 16:35 UTC (permalink / raw)
To: linux-kernel
Cc: Wolfram Sang, Andrzej Hajda, Andy Yan, David Airlie, dri-devel,
Fabio Estevam, Frank Li, Heiko Stübner, imx, Jernej Skrabec,
Jonas Karlman, Laurent Pinchart, linux-arm-kernel, linux-rockchip,
Liu Ying, Luca Ceresoli, Maarten Lankhorst, Maxime Ripard,
Neil Armstrong, Pengutronix Kernel Team, Philipp Zabel,
Robert Foss, Sandy Huang, Sascha Hauer, Simona Vetter,
Thomas Zimmermann
When using MMIO with regmap, fast_io is implied. No need to set it
again. No dependencies, can be applied directly to the subsystem tree.
Buildbot is happy, too.
Wolfram Sang (3):
drm/bridge: remove unneeded 'fast_io' parameter in regmap_config
drm/imx: remove unneeded 'fast_io' parameter in regmap_config
drm/rockchip: remove unneeded 'fast_io' parameter in regmap_config
drivers/gpu/drm/bridge/synopsys/dw-dp.c | 1 -
drivers/gpu/drm/bridge/synopsys/dw-mipi-dsi2.c | 1 -
drivers/gpu/drm/imx/dc/dc-cf.c | 1 -
drivers/gpu/drm/imx/dc/dc-de.c | 1 -
drivers/gpu/drm/imx/dc/dc-ed.c | 2 --
drivers/gpu/drm/imx/dc/dc-fg.c | 1 -
drivers/gpu/drm/imx/dc/dc-fl.c | 1 -
drivers/gpu/drm/imx/dc/dc-fw.c | 2 --
drivers/gpu/drm/imx/dc/dc-ic.c | 1 -
drivers/gpu/drm/imx/dc/dc-lb.c | 2 --
drivers/gpu/drm/imx/dc/dc-tc.c | 1 -
drivers/gpu/drm/imx/ipuv3/imx-tve.c | 2 --
drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c | 1 -
13 files changed, 17 deletions(-)
--
2.51.0
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^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH 3/3] drm/rockchip: remove unneeded 'fast_io' parameter in regmap_config
2026-07-05 16:35 [PATCH 0/3] drm: remove unneeded 'fast_io' parameter in regmap_config Wolfram Sang
@ 2026-07-05 16:35 ` Wolfram Sang
2026-07-15 19:36 ` Heiko Stuebner
2026-07-14 14:30 ` [PATCH 0/3] drm: " Luca Ceresoli
1 sibling, 1 reply; 4+ messages in thread
From: Wolfram Sang @ 2026-07-05 16:35 UTC (permalink / raw)
To: linux-kernel
Cc: Wolfram Sang, Sandy Huang, Heiko Stübner, Andy Yan,
Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, David Airlie,
Simona Vetter, dri-devel, linux-arm-kernel, linux-rockchip
When using MMIO with regmap, fast_io is implied. No need to set it
again.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
No dependencies, can be applied directly to the subsystem tree. Buildbot is
happy, too.
drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
index d2e76d36d724..aa8642e5b621 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
@@ -368,7 +368,6 @@ static const struct regmap_config dw_mipi_dsi2_rockchip_regmap_config = {
.reg_bits = 32,
.val_bits = 32,
.reg_stride = 4,
- .fast_io = true,
};
static int dw_mipi_dsi2_rockchip_probe(struct platform_device *pdev)
--
2.51.0
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^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH 0/3] drm: remove unneeded 'fast_io' parameter in regmap_config
2026-07-05 16:35 [PATCH 0/3] drm: remove unneeded 'fast_io' parameter in regmap_config Wolfram Sang
2026-07-05 16:35 ` [PATCH 3/3] drm/rockchip: " Wolfram Sang
@ 2026-07-14 14:30 ` Luca Ceresoli
1 sibling, 0 replies; 4+ messages in thread
From: Luca Ceresoli @ 2026-07-14 14:30 UTC (permalink / raw)
To: Wolfram Sang
Cc: linux-kernel, Andrzej Hajda, Andy Yan, David Airlie, dri-devel,
Fabio Estevam, Frank Li, Heiko Stübner, imx, Jernej Skrabec,
Jonas Karlman, Laurent Pinchart, linux-arm-kernel, linux-rockchip,
Liu Ying, Luca Ceresoli, Maarten Lankhorst, Maxime Ripard,
Neil Armstrong, Pengutronix Kernel Team, Philipp Zabel,
Robert Foss, Sandy Huang, Sascha Hauer, Simona Vetter,
Thomas Zimmermann
On Sun, 05 Jul 2026 18:35:35 +0200, Wolfram Sang <wsa+renesas@sang-engineering.com> wrote:
> drm: remove unneeded 'fast_io' parameter in regmap_config
>
> When using MMIO with regmap, fast_io is implied. No need to set it
> again. No dependencies, can be applied directly to the subsystem tree.
> Buildbot is happy, too.
>
> Wolfram Sang (3):
> drm/bridge: remove unneeded 'fast_io' parameter in regmap_config
> drm/imx: remove unneeded 'fast_io' parameter in regmap_config
> drm/rockchip: remove unneeded 'fast_io' parameter in regmap_config
>
> [...]
Reviewed-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
--
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH 3/3] drm/rockchip: remove unneeded 'fast_io' parameter in regmap_config
2026-07-05 16:35 ` [PATCH 3/3] drm/rockchip: " Wolfram Sang
@ 2026-07-15 19:36 ` Heiko Stuebner
0 siblings, 0 replies; 4+ messages in thread
From: Heiko Stuebner @ 2026-07-15 19:36 UTC (permalink / raw)
To: linux-kernel, Wolfram Sang
Cc: Wolfram Sang, Sandy Huang, Andy Yan, Maarten Lankhorst,
Maxime Ripard, Thomas Zimmermann, David Airlie, Simona Vetter,
dri-devel, linux-arm-kernel, linux-rockchip
Am Sonntag, 5. Juli 2026, 18:35:38 Mitteleuropäische Sommerzeit schrieb Wolfram Sang:
> When using MMIO with regmap, fast_io is implied. No need to set it
> again.
>
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> ---
> No dependencies, can be applied directly to the subsystem tree. Buildbot is
> happy, too.
>
> drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
> index d2e76d36d724..aa8642e5b621 100644
> --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
> +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi2-rockchip.c
> @@ -368,7 +368,6 @@ static const struct regmap_config dw_mipi_dsi2_rockchip_regmap_config = {
> .reg_bits = 32,
> .val_bits = 32,
> .reg_stride = 4,
> - .fast_io = true,
> };
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
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^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2026-07-15 19:36 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2026-07-05 16:35 [PATCH 0/3] drm: remove unneeded 'fast_io' parameter in regmap_config Wolfram Sang
2026-07-05 16:35 ` [PATCH 3/3] drm/rockchip: " Wolfram Sang
2026-07-15 19:36 ` Heiko Stuebner
2026-07-14 14:30 ` [PATCH 0/3] drm: " Luca Ceresoli
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