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* [PATCH] drm/msm: fix display snapshotting if DP or DSI is disabled
@ 2021-05-27 22:03 Dmitry Baryshkov
  2021-05-27 22:49 ` [Freedreno] " abhinavk
  0 siblings, 1 reply; 2+ messages in thread
From: Dmitry Baryshkov @ 2021-05-27 22:03 UTC (permalink / raw)
  To: Bjorn Andersson, Rob Clark, Sean Paul, Abhinav Kumar
  Cc: Jonathan Marek, Stephen Boyd, David Airlie, Daniel Vetter,
	linux-arm-msm, dri-devel, freedreno, kernel test robot

Fix following warnings generated when either DP or DSI support is
disabled:

drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c:141:3: error: implicit declaration of function 'msm_dp_snapshot'; did you mean 'msm_dsi_snapshot'? [-Werror=implicit-function-declaration]

drivers/gpu/drm/msm/msm_kms.h:127:26: warning: 'struct msm_disp_state' declared inside parameter list will not be visible outside of this definition or declaration
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c:867:21: error: initialization of 'void (*)(struct msm_disp_state *, struct msm_kms *)' from incompatible pointer type 'void (*)(struct msm_disp_state *, struct msm_kms *)' [-Werror=incompatible-pointer-types]
drivers/gpu/drm/msm/dsi/dsi.h:94:30: warning: 'struct msm_disp_state' declared inside parameter list will not be visible outside of this definition or declaration

Reported-by: kernel test robot <lkp@intel.com>
Cc: Abhinav Kumar <abhinavk@codeaurora.org>
Fixes: 1c3b7ac1a71d ("drm/msm: pass dump state as a function argument")
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 drivers/gpu/drm/msm/disp/msm_disp_snapshot.h |  1 -
 drivers/gpu/drm/msm/dsi/dsi.h                |  2 --
 drivers/gpu/drm/msm/msm_drv.h                | 12 +++++++++++-
 3 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h b/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
index c6174a366095..c92a9508c8d3 100644
--- a/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
+++ b/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
@@ -27,7 +27,6 @@
 #include <linux/devcoredump.h>
 #include <stdarg.h>
 #include "msm_kms.h"
-#include "dsi.h"
 
 #define MSM_DISP_SNAPSHOT_MAX_BLKS		10
 
diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h
index cea73f9c4be9..9b8e9b07eced 100644
--- a/drivers/gpu/drm/msm/dsi/dsi.h
+++ b/drivers/gpu/drm/msm/dsi/dsi.h
@@ -91,8 +91,6 @@ static inline bool msm_dsi_device_connected(struct msm_dsi *msm_dsi)
 	return msm_dsi->panel || msm_dsi->external_bridge;
 }
 
-void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct msm_dsi *msm_dsi);
-
 struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi);
 
 /* dsi host */
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index c33fc1293789..ba60bf6f124c 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -43,6 +43,7 @@ struct msm_gem_submit;
 struct msm_fence_context;
 struct msm_gem_address_space;
 struct msm_gem_vma;
+struct msm_disp_state;
 
 #define MAX_CRTCS      8
 #define MAX_PLANES     20
@@ -340,6 +341,8 @@ void __init msm_dsi_register(void);
 void __exit msm_dsi_unregister(void);
 int msm_dsi_modeset_init(struct msm_dsi *msm_dsi, struct drm_device *dev,
 			 struct drm_encoder *encoder);
+void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct msm_dsi *msm_dsi);
+
 #else
 static inline void __init msm_dsi_register(void)
 {
@@ -353,6 +356,10 @@ static inline int msm_dsi_modeset_init(struct msm_dsi *msm_dsi,
 {
 	return -EINVAL;
 }
+static inline void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct msm_dsi *msm_dsi)
+{
+}
+
 #endif
 
 #ifdef CONFIG_DRM_MSM_DP
@@ -367,7 +374,6 @@ void msm_dp_display_mode_set(struct msm_dp *dp, struct drm_encoder *encoder,
 				struct drm_display_mode *mode,
 				struct drm_display_mode *adjusted_mode);
 void msm_dp_irq_postinstall(struct msm_dp *dp_display);
-struct msm_disp_state;
 void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp_display);
 
 void msm_dp_debugfs_init(struct msm_dp *dp_display, struct drm_minor *minor);
@@ -412,6 +418,10 @@ static inline void msm_dp_irq_postinstall(struct msm_dp *dp_display)
 {
 }
 
+static inline void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp_display)
+{
+}
+
 static inline void msm_dp_debugfs_init(struct msm_dp *dp_display,
 		struct drm_minor *minor)
 {
-- 
2.30.2


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [Freedreno] [PATCH] drm/msm: fix display snapshotting if DP or DSI is disabled
  2021-05-27 22:03 [PATCH] drm/msm: fix display snapshotting if DP or DSI is disabled Dmitry Baryshkov
@ 2021-05-27 22:49 ` abhinavk
  0 siblings, 0 replies; 2+ messages in thread
From: abhinavk @ 2021-05-27 22:49 UTC (permalink / raw)
  To: Dmitry Baryshkov
  Cc: Bjorn Andersson, Rob Clark, Sean Paul, kernel test robot,
	Jonathan Marek, Stephen Boyd, linux-arm-msm, dri-devel,
	David Airlie, Daniel Vetter, freedreno

On 2021-05-27 15:03, Dmitry Baryshkov wrote:
> Fix following warnings generated when either DP or DSI support is
> disabled:
> 
> drivers/gpu/drm/msm/disp/msm_disp_snapshot_util.c:141:3: error:
> implicit declaration of function 'msm_dp_snapshot'; did you mean
> 'msm_dsi_snapshot'? [-Werror=implicit-function-declaration]
> 
> drivers/gpu/drm/msm/msm_kms.h:127:26: warning: 'struct msm_disp_state'
> declared inside parameter list will not be visible outside of this
> definition or declaration
> drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c:867:21: error: initialization
> of 'void (*)(struct msm_disp_state *, struct msm_kms *)' from
> incompatible pointer type 'void (*)(struct msm_disp_state *, struct
> msm_kms *)' [-Werror=incompatible-pointer-types]
> drivers/gpu/drm/msm/dsi/dsi.h:94:30: warning: 'struct msm_disp_state'
> declared inside parameter list will not be visible outside of this
> definition or declaration
> 
> Reported-by: kernel test robot <lkp@intel.com>
> Cc: Abhinav Kumar <abhinavk@codeaurora.org>
> Fixes: 1c3b7ac1a71d ("drm/msm: pass dump state as a function argument")
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
> ---
>  drivers/gpu/drm/msm/disp/msm_disp_snapshot.h |  1 -
>  drivers/gpu/drm/msm/dsi/dsi.h                |  2 --
>  drivers/gpu/drm/msm/msm_drv.h                | 12 +++++++++++-
>  3 files changed, 11 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
> b/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
> index c6174a366095..c92a9508c8d3 100644
> --- a/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
> +++ b/drivers/gpu/drm/msm/disp/msm_disp_snapshot.h
> @@ -27,7 +27,6 @@
>  #include <linux/devcoredump.h>
>  #include <stdarg.h>
>  #include "msm_kms.h"
> -#include "dsi.h"
> 
>  #define MSM_DISP_SNAPSHOT_MAX_BLKS		10
> 
> diff --git a/drivers/gpu/drm/msm/dsi/dsi.h 
> b/drivers/gpu/drm/msm/dsi/dsi.h
> index cea73f9c4be9..9b8e9b07eced 100644
> --- a/drivers/gpu/drm/msm/dsi/dsi.h
> +++ b/drivers/gpu/drm/msm/dsi/dsi.h
> @@ -91,8 +91,6 @@ static inline bool msm_dsi_device_connected(struct
> msm_dsi *msm_dsi)
>  	return msm_dsi->panel || msm_dsi->external_bridge;
>  }
> 
> -void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct
> msm_dsi *msm_dsi);
> -
>  struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi);
> 
>  /* dsi host */
> diff --git a/drivers/gpu/drm/msm/msm_drv.h 
> b/drivers/gpu/drm/msm/msm_drv.h
> index c33fc1293789..ba60bf6f124c 100644
> --- a/drivers/gpu/drm/msm/msm_drv.h
> +++ b/drivers/gpu/drm/msm/msm_drv.h
> @@ -43,6 +43,7 @@ struct msm_gem_submit;
>  struct msm_fence_context;
>  struct msm_gem_address_space;
>  struct msm_gem_vma;
> +struct msm_disp_state;
> 
>  #define MAX_CRTCS      8
>  #define MAX_PLANES     20
> @@ -340,6 +341,8 @@ void __init msm_dsi_register(void);
>  void __exit msm_dsi_unregister(void);
>  int msm_dsi_modeset_init(struct msm_dsi *msm_dsi, struct drm_device 
> *dev,
>  			 struct drm_encoder *encoder);
> +void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct
> msm_dsi *msm_dsi);
> +
>  #else
>  static inline void __init msm_dsi_register(void)
>  {
> @@ -353,6 +356,10 @@ static inline int msm_dsi_modeset_init(struct
> msm_dsi *msm_dsi,
>  {
>  	return -EINVAL;
>  }
> +static inline void msm_dsi_snapshot(struct msm_disp_state
> *disp_state, struct msm_dsi *msm_dsi)
> +{
> +}
> +
>  #endif
> 
>  #ifdef CONFIG_DRM_MSM_DP
> @@ -367,7 +374,6 @@ void msm_dp_display_mode_set(struct msm_dp *dp,
> struct drm_encoder *encoder,
>  				struct drm_display_mode *mode,
>  				struct drm_display_mode *adjusted_mode);
>  void msm_dp_irq_postinstall(struct msm_dp *dp_display);
> -struct msm_disp_state;
>  void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp
> *dp_display);
> 
>  void msm_dp_debugfs_init(struct msm_dp *dp_display, struct drm_minor 
> *minor);
> @@ -412,6 +418,10 @@ static inline void msm_dp_irq_postinstall(struct
> msm_dp *dp_display)
>  {
>  }
> 
> +static inline void msm_dp_snapshot(struct msm_disp_state *disp_state,
> struct msm_dp *dp_display)
> +{
> +}
> +
>  static inline void msm_dp_debugfs_init(struct msm_dp *dp_display,
>  		struct drm_minor *minor)
>  {

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2021-05-27 22:03 [PATCH] drm/msm: fix display snapshotting if DP or DSI is disabled Dmitry Baryshkov
2021-05-27 22:49 ` [Freedreno] " abhinavk

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