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Commit 6e38cadc authored by Lloyd Atkinson's avatar Lloyd Atkinson Committed by Abhinav Kumar
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drm/msm/sde: add sde debug bus dump support 



Add support for dumping the sde and vbif debug buses. Can be
triggered via sysfs, or via the SDE_DBG_DUMP macros by providing
"dbg_bus" or "vbif_dbg_bus" strings in the dump area list.

Change-Id: I8b3261a7bdc0161e77729ed0d05bf90cf9214298
Signed-off-by: default avatarLloyd Atkinson <latkinso@codeaurora.org>
Signed-off-by: default avatarAbhinav Kumar <abhinavk@codeaurora.org>
parent fc044296

drivers/gpu/drm/msm/sde/sde_hw_catalog.h

+1 −1
Original line number Diff line number Diff line
@@ -44,7 +44,7 @@ 
#define SDE_HW_VER_172	SDE_HW_VER(1, 7, 2) /* 8996 v3.0 */

#define SDE_HW_VER_300	SDE_HW_VER(3, 0, 0) /* 8998 v1.0 */

#define SDE_HW_VER_301	SDE_HW_VER(3, 0, 1) /* 8998 v1.1 */

#define SDE_HW_VER_400	SDE_HW_VER(4, 0, 0) /* msmskunk v1.0 */

#define SDE_HW_VER_400	SDE_HW_VER(4, 0, 0) /* sdm845 v1.0 */



#define IS_MSMSKUNK_TARGET(rev) IS_SDE_MAJOR_MINOR_SAME((rev), SDE_HW_VER_400)

drivers/gpu/drm/msm/sde/sde_kms.c

+2 −0
Original line number Diff line number Diff line
@@ -1296,6 +1296,8 @@ static int sde_kms_hw_init(struct msm_kms *kms) 
		goto power_error;

	}



	sde_dbg_init_dbg_buses(sde_kms->core_rev);



	rc = sde_rm_init(&sde_kms->rm, sde_kms->catalog, sde_kms->mmio,

			sde_kms->dev);

	if (rc) {

drivers/gpu/drm/msm/sde_dbg.c

+1147 −12

File changed.

Preview size limit exceeded, changes collapsed.

drivers/gpu/drm/msm/sde_dbg.h

+10 −0
Original line number Diff line number Diff line
@@ -177,6 +177,12 @@ bool sde_evtlog_is_enabled(struct sde_dbg_evtlog *evtlog, u32 flag); 
ssize_t sde_evtlog_dump_to_buffer(struct sde_dbg_evtlog *evtlog,

		char *evtlog_buf, ssize_t evtlog_buf_size);



/**

 * sde_dbg_init_dbg_buses - initialize debug bus dumping support for the chipset

 * @hwversion:		Chipset revision

 */

void sde_dbg_init_dbg_buses(u32 hwversion);



/**

 * sde_dbg_init - initialize global sde debug facilities: evtlog, regdump

 * @debugfs_root:	debugfs root in which to create sde debug entries
@@ -265,6 +271,10 @@ static inline ssize_t sde_evtlog_dump_to_buffer(struct sde_dbg_evtlog *evtlog, 
	return 0;

}



void sde_dbg_init_dbg_buses(u32 hwversion)

{

}



static inline int sde_dbg_init(struct dentry *debugfs_root, struct device *dev,

		struct sde_dbg_power_ctrl *power_ctrl)

{