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Commit 90ac8d0e authored by Ping Li's avatar Ping Li
Browse files

drm/msm/sde: Add LTM UAPI structures and custom event type 



This change adds LTM UAPI structures and custom event type for
user space to register for LTM hist events.

Change-Id: I851983adcde34f0d51628d198579995adcc46eba
Signed-off-by: default avatarPing Li <pingli@codeaurora.org>
parent cce26943

include/uapi/drm/msm_drm.h

+2 −0
Original line number Diff line number Diff line
@@ -405,6 +405,8 @@ struct drm_msm_submitqueue { 
#define DRM_EVENT_IDLE_NOTIFY 0x80000005

#define DRM_EVENT_PANEL_DEAD 0x80000006 /* ESD event */

#define DRM_EVENT_SDE_HW_RECOVERY 0X80000007

#define DRM_EVENT_LTM_HIST 0X80000008

#define DRM_EVENT_LTM_WB_PB 0X80000009



#define DRM_IOCTL_MSM_GET_PARAM        DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GET_PARAM, struct drm_msm_param)

#define DRM_IOCTL_MSM_GEM_NEW          DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GEM_NEW, struct drm_msm_gem_new)

include/uapi/drm/msm_drm_pp.h

+76 −0
Original line number Diff line number Diff line
@@ -460,4 +460,80 @@ struct drm_msm_ad4_roi_cfg { 
	__u32 factor_in;

	__u32 factor_out;

};



#define LTM_DATA_SIZE_0 32

#define LTM_DATA_SIZE_1 128

#define LTM_DATA_SIZE_2 256

#define LTM_DATA_SIZE_3 33

#define LTM_BUFFER_SIZE 5



#define LTM_STATS_SAT (1 << 1)

#define LTM_STATS_MERGE_SAT (1 << 2)



/*

 * struct drm_msm_ltm_stats_data - LTM stats data structure

 */

struct drm_msm_ltm_stats_data {

	__u32 stats_01[LTM_DATA_SIZE_0][LTM_DATA_SIZE_1];

	__u32 stats_02[LTM_DATA_SIZE_2];

	__u32 stats_03[LTM_DATA_SIZE_0];

	__u32 stats_04[LTM_DATA_SIZE_0];

	__u32 stats_05[LTM_DATA_SIZE_0];

	__u32 status_flag;

};



/*

 * struct drm_msm_ltm_init_param - LTM init param structure

 */

struct drm_msm_ltm_init_param {

	__u32 init_param_01;

	__u32 init_param_02;

	__u32 init_param_03;

	__u32 init_param_04;

};



/*

 * struct drm_msm_ltm_cfg_param - LTM config param structure

 */

struct  drm_msm_ltm_cfg_param {

	__u32 cfg_param_01;

	__u32 cfg_param_02;

	__u32 cfg_param_03;

	__u32 cfg_param_04;

	__u32 cfg_param_05;

	__u32 cfg_param_06;

};



/*

 * struct drm_msm_ltm_data - LTM data structure

 */

struct drm_msm_ltm_data {

	__u32 data[LTM_DATA_SIZE_0][LTM_DATA_SIZE_3];

};



/*

 * struct drm_msm_ltm_buffers_crtl - LTM buffer control structure.

 *                                   This struct will be used to init and

 *                                   de-init the LTM buffers in driver.

 * @num_of_buffers: valid number of buffers used

 * @fds: fd array to for all the valid buffers

 */

struct drm_msm_ltm_buffers_ctrl {

	__u32 num_of_buffers;

	__u32 fds[LTM_BUFFER_SIZE];

};



/*

 * struct drm_msm_ltm_buffer - LTM buffer structure.

 *                             This struct will be passed from driver to user

 *                             space for LTM stats data notification.

 * @fd: fd assicated with the buffer that has LTM stats data

 * @offset: offset from base address that used for alignment

 * @status status flag for error indication

 */

struct drm_msm_ltm_buffer {

	__u32 fd;

	__u32 offset;

	__u32 status;

};

#endif /* _MSM_DRM_PP_H_ */