On Friday, January 23, 2026 11:05 PM Ben Dooks wrote:
> The drivers/gpu/host1x/context_bus.c does not include
> any declaration of host1x_context_device_bus_type, and
> after including "context.h" it also showed that there
> are two definitons in the kernel, so fix those two
>
> Fix by removing the definition in context.h and include
> <linux/host1x_context_bus.h> in context_bus.c
>
> Fixes the following sparse warning:
> drivers/gpu/host1x/context_bus.c:9:23: warning: symbol
> 'host1x_context_device_bus_type' was not declared. Should it be static?
>
> Signed-off-by: Ben Dooks <[email protected]>
> --
> v2:
> - removed fixes line
> - changed to include into the c files directly
> ---
> drivers/gpu/host1x/context.c | 1 +
> drivers/gpu/host1x/context.h | 2 --
> drivers/gpu/host1x/context_bus.c | 1 +
> 3 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/host1x/context.c b/drivers/gpu/host1x/context.c
> index a6f6779662a3..476e8c5e1297 100644
> --- a/drivers/gpu/host1x/context.c
> +++ b/drivers/gpu/host1x/context.c
> @@ -12,6 +12,7 @@
>
> #include "context.h"
> #include "dev.h"
> +#include <linux/host1x_context_bus.h>
Both this and the #include below are sorted incorrectly (should be within the
linux/ block of includes and alphabetically sorted). Otherwise looks good.
Mikko
>
> static void host1x_memory_context_release(struct device *dev)
> {
> diff --git a/drivers/gpu/host1x/context.h b/drivers/gpu/host1x/context.h
> index 3e03bc1d3bac..78bcf08cc90a 100644
> --- a/drivers/gpu/host1x/context.h
> +++ b/drivers/gpu/host1x/context.h
> @@ -13,8 +13,6 @@
>
> struct host1x;
>
> -extern struct bus_type host1x_context_device_bus_type;
> -
> struct host1x_memory_context_list {
> struct mutex lock;
> struct host1x_memory_context *devs;
> diff --git a/drivers/gpu/host1x/context_bus.c
> b/drivers/gpu/host1x/context_bus.c
> index 7cd0e1a5edd1..c0ba0433c686 100644
> --- a/drivers/gpu/host1x/context_bus.c
> +++ b/drivers/gpu/host1x/context_bus.c
> @@ -5,6 +5,7 @@
>
> #include <linux/device.h>
> #include <linux/of.h>
> +#include <linux/host1x_context_bus.h>
>
> const struct bus_type host1x_context_device_bus_type = {
> .name = "host1x-context",
>
