disp: msm: sde: add line-based QoS calculation support

From kalama, add support for QoS fill level calculations based on
line-based QoS calculations.

Change-Id: I524ca29c6e9d1912b44a328a2a88d08341cccefc
Signed-off-by: Veera Sundaram Sankaran <[email protected]>

msm/sde/sde_hw_catalog.c

@@ -5270,6 +5270,7 @@ static int _sde_hardware_pre_caps(struct sde_mdss_cfg *sde_cfg, uint32_t hw_rev)
 		sde_cfg->autorefresh_disable_seq = AUTOREFRESH_DISABLE_SEQ2;
 		sde_cfg->perf.min_prefill_lines = 40;
 		sde_cfg->vbif_qos_nlvl = 8;
+		sde_cfg->qos_target_time_ns = 11160;
 		sde_cfg->ts_prefill_rev = 2;
 		sde_cfg->ctl_rev = SDE_CTL_CFG_VERSION_1_0_0;
 		sde_cfg->true_inline_rot_rev = SDE_INLINE_ROT_VERSION_2_0_1;

msm/sde/sde_hw_catalog.h

@@ -1795,6 +1795,7 @@ struct sde_perf_cfg {
  * @max_mixer_width     max layer mixer line width
  * @max_mixer_blendstages       max layer mixer blend stages (z orders)
  * @vbif_qos_nlvl       number of vbif QoS priority levels
+ * @qos_target_time_ns  normalized qos target time for line-based qos
  * @macrotile_mode      UBWC parameter for macro tile channel distribution
  * @pipe_order_type     indicates if it is required to specify pipe order
  * @csc_type            csc or csc_10bit support
@@ -1904,6 +1905,7 @@ struct sde_mdss_cfg {
 
 	/* Configs */
 	u32 vbif_qos_nlvl;
+	u32 qos_target_time_ns;
 	u32 macrotile_mode;
 	u32 pipe_order_type;
 	u32 csc_type;

msm/sde/sde_plane.c

@@ -250,8 +250,10 @@ static void _sde_plane_set_qos_lut(struct drm_plane *plane,
 	u32 frame_rate, qos_count, fps_index = 0, lut_index, creq_lut_index, ds_lut_index;
 	struct sde_perf_cfg *perf;
 	struct sde_plane_state *pstate;
+	struct sde_crtc *sde_crtc = to_sde_crtc(crtc);
 	bool inline_rot = false, landscape = false;
 	struct drm_display_mode *mode;
+	u32 fl_require0 = 0;
 
 	if (!plane || !fb) {
 		SDE_ERROR("invalid arguments\n");
@@ -305,8 +307,13 @@ static void _sde_plane_set_qos_lut(struct drm_plane *plane,
 	psde->pipe_qos_cfg.creq_lut = perf->creq_lut[creq_lut_index];
 
 	ds_lut_index = lut_index * SDE_DANGER_SAFE_LUT_TYPE_MAX;
-	if (landscape)
-		ds_lut_index += SDE_DANGER_SAFE_LUT_TYPE_LANDSCAPE;
+	if (landscape) {
+		if (psde->catalog->qos_target_time_ns && sde_crtc->line_time_in_ns)
+			fl_require0 = psde->catalog->qos_target_time_ns /
+							(sde_crtc->line_time_in_ns * 2);
+		if (!fl_require0 || fl_require0 < 4.5)
+			ds_lut_index += SDE_DANGER_SAFE_LUT_TYPE_LANDSCAPE;
+	}
 	ds_lut_index += (fps_index * SDE_QOS_LUT_USAGE_MAX * SDE_DANGER_SAFE_LUT_TYPE_MAX);
 	psde->pipe_qos_cfg.danger_lut = perf->danger_lut[ds_lut_index];
 	psde->pipe_qos_cfg.safe_lut = perf->safe_lut[ds_lut_index];