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Commit 60ac681f authored by Abhijith Desai's avatar Abhijith Desai
Browse files

msm: mdss: Add support to dump mdp and vbif registers 



Add support to dump the needed MDP and VBIF registers
along with XLOG dump.

Change-Id: Ia6444473f7a777f5599ca5c207bb742b86ce766d
Signed-off-by: default avatarAbhijith Desai <desaia@codeaurora.org>
parent 8ec8dda6

drivers/video/fbdev/msm/mdp3.c

+23 −2
Original line number Diff line number Diff line
@@ -1969,6 +1969,8 @@ static int mdp3_debug_init(struct platform_device *pdev) 
	int rc;

	struct mdss_data_type *mdata;

	struct mdss_debug_data *mdd;

	struct mdss_debug_base *mdp_dbg_blk = NULL;

	struct mdss_debug_base *vbif_dbg_blk = NULL;



	mdata = devm_kzalloc(&pdev->dev, sizeof(*mdata), GFP_KERNEL);

	if (!mdata)
@@ -1997,8 +1999,27 @@ static int mdp3_debug_init(struct platform_device *pdev) 
	debugfs_create_file("stat", 0644, mdd->root, mdp3_res,

				&mdp3_debug_dump_stats_fops);



	rc = mdss_debug_register_base(NULL, mdp3_res->mdp_base,

					mdp3_res->mdp_reg_size, NULL);

	/* MDP Debug base registration */

	rc = mdss_debug_register_base("mdp", mdp3_res->mdp_base,

					mdp3_res->mdp_reg_size, &mdp_dbg_blk);

	if (rc)

		return rc;



	mdss_debug_register_dump_range(pdev, mdp_dbg_blk, "qcom,regs-dump-mdp",

		"qcom,regs-dump-names-mdp", "qcom,regs-dump-xin-id-mdp");





	/* VBIF Debug base registration */

	if (mdp3_res->vbif_base) {

		rc = mdss_debug_register_base("vbif", mdp3_res->vbif_base,

					mdp3_res->vbif_reg_size, &vbif_dbg_blk);

		if (rc)

			return rc;



		mdss_debug_register_dump_range(pdev, vbif_dbg_blk,

			 "qcom,regs-dump-vbif", "qcom,regs-dump-names-vbif",

						 "qcom,regs-dump-xin-id-vbif");

	}



	return rc;

}

drivers/video/fbdev/msm/mdss_debug_xlog.c

+4 −4
Original line number Diff line number Diff line
@@ -486,8 +486,8 @@ void mdss_dump_reg(const char *dump_name, u32 reg_dump_flag, char *addr, 
		}

	}



	if (!from_isr)

		mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_ON);

	if (!from_isr && mdata->debug_inf.debug_enable_clock)

		mdata->debug_inf.debug_enable_clock(MDP_BLOCK_POWER_ON);



	for (i = 0; i < len; i++) {

		u32 x0, x4, x8, xc;
@@ -511,8 +511,8 @@ void mdss_dump_reg(const char *dump_name, u32 reg_dump_flag, char *addr, 
		addr += 16;

	}



	if (!from_isr)

		mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_OFF);

	if (!from_isr && mdata->debug_inf.debug_enable_clock)

		mdata->debug_inf.debug_enable_clock(MDP_BLOCK_POWER_OFF);

}



static void mdss_dump_reg_by_ranges(struct mdss_debug_base *dbg,