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Commit 53736db2 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "ARM: dts: msm: add clk ctrl configs for cursor pipe on msm8996"

parents 6f4a0be4 1d318af0

Documentation/devicetree/bindings/fb/mdss-mdp.txt

+8 −0
Original line number Diff line number Diff line
@@ -93,6 +93,14 @@ Required properties 
				to the respective cursor pipes. Number of xin ids

				defined should match the number of offsets

				defined in property: qcom,mdss-pipe-cursor-off

- qcom,mdss-pipe-cursor-clk-ctrl-off: Array of offsets describing clk control

				offsets for dynamic clock gating. 1st value

				in the array represents offset of the control

				register. 2nd value represents bit offset within

				control register and 3rd value represents bit

				offset within status register. Number of tuples

				defined should match the number of offsets

				defined in property: qcom,mdss-pipe-cursor-off

- qcom,mdss-ctl-off:		Array of offset addresses for the available ctl

				hw blocks within MDP, these offsets are

				calculated from register "mdp_phys" defined in

arch/arm/boot/dts/qcom/msm8996-mdss.dtsi

+3 −0
Original line number Diff line number Diff line
@@ -79,6 +79,9 @@ 
						      <0x2C4 4 8>;

		qcom,mdss-pipe-dma-clk-ctrl-offsets = <0x2AC 8 12>,

						      <0x2B4 8 12>;

		qcom,mdss-pipe-cursor-clk-ctrl-offsets = <0x3A8 16 15>,

							 <0x3B0 16 15>;





		qcom,mdss-ctl-off = <0x00002000 0x00002200 0x00002400

				     0x00002600 0x00002800>;

drivers/video/msm/mdss/mdss_mdp.c

+8 −1
Original line number Diff line number Diff line
@@ -2253,10 +2253,17 @@ static int mdss_mdp_parse_dt_pipe(struct platform_device *pdev) 
			goto parse_fail;



		rc = mdss_mdp_parse_dt_handler(pdev,

			"qcom,mdss-pipe-dma-xin-id", xin_id,

			"qcom,mdss-pipe-cursor-xin-id", xin_id,

			mdata->ncursor_pipes);

		if (rc)

			goto parse_fail;



		rc = mdss_mdp_parse_dt_pipe_clk_ctrl(pdev,

			"qcom,mdss-pipe-cursor-clk-ctrl-offsets",

			mdata->cursor_pipes, mdata->ncursor_pipes);

		if (rc)

			goto parse_fail;



		/* set the fetch id to an invalid value */

		for (i = 0; i < mdata->ncursor_pipes; i++)

			ftch_id[i] = -1;

drivers/video/msm/mdss/mdss_mdp_layer.c

+3 −3
Original line number Diff line number Diff line
@@ -36,9 +36,9 @@ 
#define CHECK_LAYER_BOUNDS(offset, size, max_size) \

	(((size) > (max_size)) || ((offset) > ((max_size) - (size))))



#define IS_PIPE_TYPE_CURSOR(pipe_id) \

	((pipe_id >= MDSS_MDP_SSPP_CURSOR0) &&\

	(pipe_id <= MDSS_MDP_SSPP_CURSOR1))

#define IS_PIPE_TYPE_CURSOR(pipe_ndx) \

	((pipe_ndx >= (1 << MDSS_MDP_SSPP_CURSOR0)) &&\

	(pipe_ndx <= (1 << MDSS_MDP_SSPP_CURSOR1)))



enum {

	MDSS_MDP_RELEASE_FENCE = 0,

drivers/video/msm/mdss/mdss_mdp_pipe.c

+14 −3
Original line number Diff line number Diff line
@@ -1312,8 +1312,8 @@ static int mdss_mdp_is_pipe_idle(struct mdss_mdp_pipe *pipe, 
		reg_val = readl_relaxed(mdata->mdp_base +

			pipe->clk_status.reg_off);



		if (reg_val & clk_status_idle_mask)

			is_idle = false;

		if ((reg_val & clk_status_idle_mask) == 0)

			is_idle = true;



		pr_debug("pipe#:%d clk_status:0x%x clk_status_idle_mask:0x%x\n",

			pipe->num, reg_val, clk_status_idle_mask);
@@ -1322,13 +1322,24 @@ static int mdss_mdp_is_pipe_idle(struct mdss_mdp_pipe *pipe, 
	if (!ignore_force_on && (is_forced_on || !is_idle))

		goto exit;



	/*

	 * skip vbif check for cursor pipes as the same xin-id is shared

	 * between cursor0, cursor1 and dsi

	 */

	if (pipe->type == MDSS_MDP_PIPE_TYPE_CURSOR) {

		if (ignore_force_on && is_forced_on)

			is_idle = true;

		goto exit;

	}



	vbif_idle_mask = BIT(pipe->xin_id + 16);

	reg_val = MDSS_VBIF_READ(mdata, MMSS_VBIF_XIN_HALT_CTRL1, is_nrt_vbif);



	if (reg_val & vbif_idle_mask)

		is_idle = true;



	pr_debug("pipe#:%d XIN_HALT_CTRL1: 0x%x\n", pipe->num, reg_val);

	pr_debug("pipe#:%d XIN_HALT_CTRL1: 0x%x, vbif_idle_mask: 0x%x\n",

			pipe->num, reg_val, vbif_idle_mask);



exit:

	mdss_mdp_clk_ctrl(MDP_BLOCK_POWER_OFF);