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path: root/drivers/gpu/drm/i915/intel_pm.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_pm.c')
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c564
1 files changed, 320 insertions, 244 deletions
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 0c3e63f27c29..0e2501b7fc27 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -38,6 +38,7 @@
#include "display/intel_display_types.h"
#include "display/intel_fbc.h"
#include "display/intel_sprite.h"
+#include "display/skl_universal_plane.h"
#include "gt/intel_llc.h"
@@ -2338,7 +2339,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc)
if (IS_I945GM(dev_priv))
wm_info = &i945_wm_info;
- else if (!IS_GEN(dev_priv, 2))
+ else if (!IS_DISPLAY_VER(dev_priv, 2))
wm_info = &i915_wm_info;
else
wm_info = &i830_a_wm_info;
@@ -2352,7 +2353,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc)
crtc->base.primary->state->fb;
int cpp;
- if (IS_GEN(dev_priv, 2))
+ if (IS_DISPLAY_VER(dev_priv, 2))
cpp = 4;
else
cpp = fb->format->cpp[0];
@@ -2367,7 +2368,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc)
planea_wm = wm_info->max_wm;
}
- if (IS_GEN(dev_priv, 2))
+ if (IS_DISPLAY_VER(dev_priv, 2))
wm_info = &i830_bc_wm_info;
fifo_size = dev_priv->display.get_fifo_size(dev_priv, PLANE_B);
@@ -2379,7 +2380,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc)
crtc->base.primary->state->fb;
int cpp;
- if (IS_GEN(dev_priv, 2))
+ if (IS_DISPLAY_VER(dev_priv, 2))
cpp = 4;
else
cpp = fb->format->cpp[0];
@@ -2651,9 +2652,9 @@ static u32 ilk_compute_fbc_wm(const struct intel_crtc_state *crtc_state,
static unsigned int
ilk_display_fifo_size(const struct drm_i915_private *dev_priv)
{
- if (INTEL_GEN(dev_priv) >= 8)
+ if (DISPLAY_VER(dev_priv) >= 8)
return 3072;
- else if (INTEL_GEN(dev_priv) >= 7)
+ else if (DISPLAY_VER(dev_priv) >= 7)
return 768;
else
return 512;
@@ -2663,10 +2664,10 @@ static unsigned int
ilk_plane_wm_reg_max(const struct drm_i915_private *dev_priv,
int level, bool is_sprite)
{
- if (INTEL_GEN(dev_priv) >= 8)
+ if (DISPLAY_VER(dev_priv) >= 8)
/* BDW primary/sprite plane watermarks */
return level == 0 ? 255 : 2047;
- else if (INTEL_GEN(dev_priv) >= 7)
+ else if (DISPLAY_VER(dev_priv) >= 7)
/* IVB/HSW primary/sprite plane watermarks */
return level == 0 ? 127 : 1023;
else if (!is_sprite)
@@ -2680,7 +2681,7 @@ ilk_plane_wm_reg_max(const struct drm_i915_private *dev_priv,
static unsigned int
ilk_cursor_wm_reg_max(const struct drm_i915_private *dev_priv, int level)
{
- if (INTEL_GEN(dev_priv) >= 7)
+ if (DISPLAY_VER(dev_priv) >= 7)
return level == 0 ? 63 : 255;
else
return level == 0 ? 31 : 63;
@@ -2688,7 +2689,7 @@ ilk_cursor_wm_reg_max(const struct drm_i915_private *dev_priv, int level)
static unsigned int ilk_fbc_wm_reg_max(const struct drm_i915_private *dev_priv)
{
- if (INTEL_GEN(dev_priv) >= 8)
+ if (DISPLAY_VER(dev_priv) >= 8)
return 31;
else
return 15;
@@ -2716,7 +2717,7 @@ static unsigned int ilk_plane_wm_max(const struct drm_i915_private *dev_priv,
* FIFO size is only half of the self
* refresh FIFO size on ILK/SNB.
*/
- if (INTEL_GEN(dev_priv) <= 6)
+ if (DISPLAY_VER(dev_priv) <= 6)
fifo_size /= 2;
}
@@ -2851,7 +2852,7 @@ static void intel_read_wm_latency(struct drm_i915_private *dev_priv,
{
struct intel_uncore *uncore = &dev_priv->uncore;
- if (INTEL_GEN(dev_priv) >= 9) {
+ if (DISPLAY_VER(dev_priv) >= 9) {
u32 val;
int ret, i;
int level, max_level = ilk_wm_max_level(dev_priv);
@@ -2943,14 +2944,14 @@ static void intel_read_wm_latency(struct drm_i915_private *dev_priv,
wm[2] = (sskpd >> 12) & 0xFF;
wm[3] = (sskpd >> 20) & 0x1FF;
wm[4] = (sskpd >> 32) & 0x1FF;
- } else if (INTEL_GEN(dev_priv) >= 6) {
+ } else if (DISPLAY_VER(dev_priv) >= 6) {
u32 sskpd = intel_uncore_read(uncore, MCH_SSKPD);
wm[0] = (sskpd >> SSKPD_WM0_SHIFT) & SSKPD_WM_MASK;
wm[1] = (sskpd >> SSKPD_WM1_SHIFT) & SSKPD_WM_MASK;
wm[2] = (sskpd >> SSKPD_WM2_SHIFT) & SSKPD_WM_MASK;
wm[3] = (sskpd >> SSKPD_WM3_SHIFT) & SSKPD_WM_MASK;
- } else if (INTEL_GEN(dev_priv) >= 5) {
+ } else if (DISPLAY_VER(dev_priv) >= 5) {
u32 mltr = intel_uncore_read(uncore, MLTR_ILK);
/* ILK primary LP0 latency is 700 ns */
@@ -2966,7 +2967,7 @@ static void intel_fixup_spr_wm_latency(struct drm_i915_private *dev_priv,
u16 wm[5])
{
/* ILK sprite LP0 latency is 1300 ns */
- if (IS_GEN(dev_priv, 5))
+ if (IS_DISPLAY_VER(dev_priv, 5))
wm[0] = 13;
}
@@ -2974,18 +2975,18 @@ static void intel_fixup_cur_wm_latency(struct drm_i915_private *dev_priv,
u16 wm[5])
{
/* ILK cursor LP0 latency is 1300 ns */
- if (IS_GEN(dev_priv, 5))
+ if (IS_DISPLAY_VER(dev_priv, 5))
wm[0] = 13;
}
int ilk_wm_max_level(const struct drm_i915_private *dev_priv)
{
/* how many WM levels are we expecting */
- if (INTEL_GEN(dev_priv) >= 9)
+ if (DISPLAY_VER(dev_priv) >= 9)
return 7;
else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
return 4;
- else if (INTEL_GEN(dev_priv) >= 6)
+ else if (DISPLAY_VER(dev_priv) >= 6)
return 3;
else
return 2;
@@ -2993,7 +2994,7 @@ int ilk_wm_max_level(const struct drm_i915_private *dev_priv)
static void intel_print_wm_latency(struct drm_i915_private *dev_priv,
const char *name,
- const u16 wm[8])
+ const u16 wm[])
{
int level, max_level = ilk_wm_max_level(dev_priv);
@@ -3011,7 +3012,7 @@ static void intel_print_wm_latency(struct drm_i915_private *dev_priv,
* - latencies are in us on gen9.
* - before then, WM1+ latency values are in 0.5us units
*/
- if (INTEL_GEN(dev_priv) >= 9)
+ if (DISPLAY_VER(dev_priv) >= 9)
latency *= 10;
else if (level > 0)
latency *= 5;
@@ -3104,7 +3105,7 @@ static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv)
intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency);
intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency);
- if (IS_GEN(dev_priv, 6)) {
+ if (IS_DISPLAY_VER(dev_priv, 6)) {
snb_wm_latency_quirk(dev_priv);
snb_wm_lp3_irq_quirk(dev_priv);
}
@@ -3175,7 +3176,7 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *crtc_state)
usable_level = max_level;
/* ILK/SNB: LP2+ watermarks only w/o sprites */
- if (INTEL_GEN(dev_priv) <= 6 && pipe_wm->sprites_enabled)
+ if (DISPLAY_VER(dev_priv) <= 6 && pipe_wm->sprites_enabled)
usable_level = 1;
/* ILK/SNB/IVB: LP1+ watermarks only w/o scaling */
@@ -3317,12 +3318,12 @@ static void ilk_wm_merge(struct drm_i915_private *dev_priv,
int last_enabled_level = max_level;
/* ILK/SNB/IVB: LP1+ watermarks only w/ single pipe */
- if ((INTEL_GEN(dev_priv) <= 6 || IS_IVYBRIDGE(dev_priv)) &&
+ if ((DISPLAY_VER(dev_priv) <= 6 || IS_IVYBRIDGE(dev_priv)) &&
config->num_pipes_active > 1)
last_enabled_level = 0;
/* ILK: FBC WM must be disabled always */
- merged->fbc_wm_enabled = INTEL_GEN(dev_priv) >= 6;
+ merged->fbc_wm_enabled = DISPLAY_VER(dev_priv) >= 6;
/* merge each WM1+ level */
for (level = 1; level <= max_level; level++) {
@@ -3353,7 +3354,7 @@ static void ilk_wm_merge(struct drm_i915_private *dev_priv,
* What we should check here is whether FBC can be
* enabled sometime later.
*/
- if (IS_GEN(dev_priv, 5) && !merged->fbc_wm_enabled &&
+ if (IS_DISPLAY_VER(dev_priv, 5) && !merged->fbc_wm_enabled &&
intel_fbc_is_active(dev_priv)) {
for (level = 2; level <= max_level; level++) {
struct intel_wm_level *wm = &merged->wm[level];
@@ -3410,7 +3411,7 @@ static void ilk_compute_wm_results(struct drm_i915_private *dev_priv,
if (r->enable)
results->wm_lp[wm_lp - 1] |= WM1_LP_SR_EN;
- if (INTEL_GEN(dev_priv) >= 8)
+ if (DISPLAY_VER(dev_priv) >= 8)
results->wm_lp[wm_lp - 1] |=
r->fbc_val << WM1_LP_FBC_SHIFT_BDW;
else
@@ -3421,7 +3422,7 @@ static void ilk_compute_wm_results(struct drm_i915_private *dev_priv,
* Always set WM1S_LP_EN when spr_val != 0, even if the
* level is disabled. Doing otherwise could cause underruns.
*/
- if (INTEL_GEN(dev_priv) <= 6 && r->spr_val) {
+ if (DISPLAY_VER(dev_priv) <= 6 && r->spr_val) {
drm_WARN_ON(&dev_priv->drm, wm_lp != 1);
results->wm_lp_spr[wm_lp - 1] = WM1S_LP_EN | r->spr_val;
} else
@@ -3611,7 +3612,7 @@ static void ilk_write_wm_values(struct drm_i915_private *dev_priv,
previous->wm_lp_spr[0] != results->wm_lp_spr[0])
intel_uncore_write(&dev_priv->uncore, WM1S_LP_ILK, results->wm_lp_spr[0]);
- if (INTEL_GEN(dev_priv) >= 7) {
+ if (DISPLAY_VER(dev_priv) >= 7) {
if (dirty & WM_DIRTY_LP(2) && previous->wm_lp_spr[1] != results->wm_lp_spr[1])
intel_uncore_write(&dev_priv->uncore, WM2S_LP_IVB, results->wm_lp_spr[1]);
if (dirty & WM_DIRTY_LP(3) && previous->wm_lp_spr[2] != results->wm_lp_spr[2])
@@ -3659,14 +3660,14 @@ static bool skl_needs_memory_bw_wa(struct drm_i915_private *dev_priv)
static bool
intel_has_sagv(struct drm_i915_private *dev_priv)
{
- return (IS_GEN9_BC(dev_priv) || INTEL_GEN(dev_priv) >= 10) &&
+ return (IS_GEN9_BC(dev_priv) || DISPLAY_VER(dev_priv) >= 11 || IS_CANNONLAKE(dev_priv)) &&
dev_priv->sagv_status != I915_SAGV_NOT_CONTROLLED;
}
static void
skl_setup_sagv_block_time(struct drm_i915_private *dev_priv)
{
- if (INTEL_GEN(dev_priv) >= 12) {
+ if (DISPLAY_VER(dev_priv) >= 12) {
u32 val = 0;
int ret;
@@ -3679,17 +3680,17 @@ skl_setup_sagv_block_time(struct drm_i915_private *dev_priv)
}
drm_dbg(&dev_priv->drm, "Couldn't read SAGV block time!\n");
- } else if (IS_GEN(dev_priv, 11)) {
+ } else if (IS_DISPLAY_VER(dev_priv, 11)) {
dev_priv->sagv_block_time_us = 10;
return;
- } else if (IS_GEN(dev_priv, 10)) {
+ } else if (IS_DISPLAY_VER(dev_priv, 10)) {
dev_priv->sagv_block_time_us = 20;
return;
- } else if (IS_GEN(dev_priv, 9)) {
+ } else if (IS_DISPLAY_VER(dev_priv, 9)) {
dev_priv->sagv_block_time_us = 30;
return;
} else {
- MISSING_CASE(INTEL_GEN(dev_priv));
+ MISSING_CASE(DISPLAY_VER(dev_priv));
}
/* Default to an unusable block time */
@@ -3796,7 +3797,7 @@ void intel_sagv_pre_plane_update(struct intel_atomic_state *state)
if (!new_bw_state)
return;
- if (INTEL_GEN(dev_priv) < 11 && !intel_can_enable_sagv(dev_priv, new_bw_state)) {
+ if (DISPLAY_VER(dev_priv) < 11 && !intel_can_enable_sagv(dev_priv, new_bw_state)) {
intel_disable_sagv(dev_priv);
return;
}
@@ -3847,7 +3848,7 @@ void intel_sagv_post_plane_update(struct intel_atomic_state *state)
if (!new_bw_state)
return;
- if (INTEL_GEN(dev_priv) < 11 && intel_can_enable_sagv(dev_priv, new_bw_state)) {
+ if (DISPLAY_VER(dev_priv) < 11 && intel_can_enable_sagv(dev_priv, new_bw_state)) {
intel_enable_sagv(dev_priv);
return;
}
@@ -3875,6 +3876,7 @@ static bool skl_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state)
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum plane_id plane_id;
+ int max_level = INT_MAX;
if (!intel_has_sagv(dev_priv))
return false;
@@ -3891,20 +3893,31 @@ static bool skl_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state)
int level;
/* Skip this plane if it's not enabled */
- if (!wm->wm[0].plane_en)
+ if (!wm->wm[0].enable)
continue;
/* Find the highest enabled wm level for this plane */
for (level = ilk_wm_max_level(dev_priv);
- !wm->wm[level].plane_en; --level)
+ !wm->wm[level].enable; --level)
{ }
+ /* Highest common enabled wm level for all planes */
+ max_level = min(level, max_level);
+ }
+
+ /* No enabled planes? */
+ if (max_level == INT_MAX)
+ return true;
+
+ for_each_plane_id_on_crtc(crtc, plane_id) {
+ const struct skl_plane_wm *wm =
+ &crtc_state->wm.skl.optimal.planes[plane_id];
+
/*
- * If any of the planes on this pipe don't enable wm levels that
- * incur memory latencies higher than sagv_block_time_us we
- * can't enable SAGV.
+ * All enabled planes must have enabled a common wm level that
+ * can tolerate memory latencies higher than sagv_block_time_us
*/
- if (!wm->wm[level].can_sagv)
+ if (wm->wm[0].enable && !wm->wm[max_level].can_sagv)
return false;
}
@@ -3920,12 +3933,10 @@ static bool tgl_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state)
return true;
for_each_plane_id_on_crtc(crtc, plane_id) {
- const struct skl_ddb_entry *plane_alloc =
- &crtc_state->wm.skl.plane_ddb_y[plane_id];
const struct skl_plane_wm *wm =
&crtc_state->wm.skl.optimal.planes[plane_id];
- if (skl_ddb_entry_size(plane_alloc) < wm->sagv_wm0.min_ddb_alloc)
+ if (wm->wm[0].enable && !wm->sagv.wm0.enable)
return false;
}
@@ -3937,7 +3948,7 @@ static bool intel_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state
struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
- if (INTEL_GEN(dev_priv) >= 12)
+ if (DISPLAY_VER(dev_priv) >= 12)
return tgl_crtc_can_enable_sagv(crtc_state);
else
return skl_crtc_can_enable_sagv(crtc_state);
@@ -3946,7 +3957,7 @@ static bool intel_crtc_can_enable_sagv(const struct intel_crtc_state *crtc_state
bool intel_can_enable_sagv(struct drm_i915_private *dev_priv,
const struct intel_bw_state *bw_state)
{
- if (INTEL_GEN(dev_priv) < 11 &&
+ if (DISPLAY_VER(dev_priv) < 11 &&
bw_state->active_pipes && !is_power_of_2(bw_state->active_pipes))
return false;
@@ -3999,7 +4010,7 @@ static int intel_compute_sagv_mask(struct intel_atomic_state *state)
* latter from the plane commit hooks (especially in the legacy
* cursor case)
*/
- pipe_wm->use_sagv_wm = INTEL_GEN(dev_priv) >= 12 &&
+ pipe_wm->use_sagv_wm = DISPLAY_VER(dev_priv) >= 12 &&
intel_can_enable_sagv(dev_priv, new_bw_state);
}
@@ -4023,7 +4034,7 @@ static int intel_dbuf_size(struct drm_i915_private *dev_priv)
drm_WARN_ON(&dev_priv->drm, ddb_size == 0);
- if (INTEL_GEN(dev_priv) < 11)
+ if (DISPLAY_VER(dev_priv) < 11)
return ddb_size - 4; /* 4 blocks for bypass path allocation */
return ddb_size;
@@ -4278,7 +4289,7 @@ skl_ddb_get_hw_plane_state(struct drm_i915_private *dev_priv,
val & PLANE_CTL_ORDER_RGBX,
val & PLANE_CTL_ALPHA_MASK);
- if (INTEL_GEN(dev_priv) >= 11) {
+ if (DISPLAY_VER(dev_priv) >= 11) {
val = intel_uncore_read(&dev_priv->uncore, PLANE_BUF_CFG(pipe, plane_id));
skl_ddb_entry_init_from_hw(dev_priv, ddb_y, val);
} else {
@@ -4602,9 +4613,9 @@ static u8 skl_compute_dbuf_slices(struct intel_crtc *crtc, u8 active_pipes)
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
enum pipe pipe = crtc->pipe;
- if (IS_GEN(dev_priv, 12))
+ if (IS_DISPLAY_VER(dev_priv, 12))
return tgl_compute_dbuf_slices(pipe, active_pipes);
- else if (IS_GEN(dev_priv, 11))
+ else if (IS_DISPLAY_VER(dev_priv, 11))
return icl_compute_dbuf_slices(pipe, active_pipes);
/*
* For anything else just return one slice yet.
@@ -4746,20 +4757,61 @@ icl_get_total_relative_data_rate(struct intel_atomic_state *state,
return total_data_rate;
}
-static const struct skl_wm_level *
-skl_plane_wm_level(const struct intel_crtc_state *crtc_state,
+const struct skl_wm_level *
+skl_plane_wm_level(const struct skl_pipe_wm *pipe_wm,
enum plane_id plane_id,
int level)
{
- const struct skl_pipe_wm *pipe_wm = &crtc_state->wm.skl.optimal;
const struct skl_plane_wm *wm = &pipe_wm->planes[plane_id];
if (level == 0 && pipe_wm->use_sagv_wm)
- return &wm->sagv_wm0;
+ return &wm->sagv.wm0;
return &wm->wm[level];
}
+const struct skl_wm_level *
+skl_plane_trans_wm(const struct skl_pipe_wm *pipe_wm,
+ enum plane_id plane_id)
+{
+ const struct skl_plane_wm *wm = &pipe_wm->planes[plane_id];
+
+ if (pipe_wm->use_sagv_wm)
+ return &wm->sagv.trans_wm;
+
+ return &wm->trans_wm;
+}
+
+/*
+ * We only disable the watermarks for each plane if
+ * they exceed the ddb allocation of said plane. This
+ * is done so that we don't end up touching cursor
+ * watermarks needlessly when some other plane reduces
+ * our max possible watermark level.
+ *
+ * Bspec has this to say about the PLANE_WM enable bit:
+ * "All the watermarks at this level for all enabled
+ * planes must be enabled before the level will be used."
+ * So this is actually safe to do.
+ */
+static void
+skl_check_wm_level(struct skl_wm_level *wm, u64 total)
+{
+ if (wm->min_ddb_alloc > total)
+ memset(wm, 0, sizeof(*wm));
+}
+
+static void
+skl_check_nv12_wm_level(struct skl_wm_level *wm, struct skl_wm_level *uv_wm,
+ u64 total, u64 uv_total)
+{
+ if (wm->min_ddb_alloc > total ||
+ uv_wm->min_ddb_alloc > uv_total) {
+ memset(wm, 0, sizeof(*wm));
+ memset(uv_wm, 0, sizeof(*uv_wm));
+ }
+}
+
static int
skl_allocate_plane_ddb(struct intel_atomic_state *state,
struct intel_crtc *crtc)
@@ -4786,7 +4838,7 @@ skl_allocate_plane_ddb(struct intel_atomic_state *state,
if (!crtc_state->hw.active)
return 0;
- if (INTEL_GEN(dev_priv) >= 11)
+ if (DISPLAY_VER(dev_priv) >= 11)
total_data_rate =
icl_get_total_relative_data_rate(state, crtc);
else
@@ -4900,7 +4952,7 @@ skl_allocate_plane_ddb(struct intel_atomic_state *state,
/* Gen11+ uses a separate plane for UV watermarks */
drm_WARN_ON(&dev_priv->drm,
- INTEL_GEN(dev_priv) >= 11 && uv_total[plane_id]);
+ DISPLAY_VER(dev_priv) >= 11 && uv_total[plane_id]);
/* Leave disabled planes at (0,0) */
if (total[plane_id]) {
@@ -4927,45 +4979,33 @@ skl_allocate_plane_ddb(struct intel_atomic_state *state,
struct skl_plane_wm *wm =
&crtc_state->wm.skl.optimal.planes[plane_id];
- /*
- * We only disable the watermarks for each plane if
- * they exceed the ddb allocation of said plane. This
- * is done so that we don't end up touching cursor
- * watermarks needlessly when some other plane reduces
- * our max possible watermark level.
- *
- * Bspec has this to say about the PLANE_WM enable bit:
- * "All the watermarks at this level for all enabled
- * planes must be enabled before the level will be used."
- * So this is actually safe to do.
- */
- if (wm->wm[level].min_ddb_alloc > total[plane_id] ||
- wm->uv_wm[level].min_ddb_alloc > uv_total[plane_id])
- memset(&wm->wm[level], 0, sizeof(wm->wm[level]));
+ skl_check_nv12_wm_level(&wm->wm[level], &wm->uv_wm[level],
+ total[plane_id], uv_total[plane_id]);
/*
* Wa_1408961008:icl, ehl
* Underruns with WM1+ disabled
*/
- if (IS_GEN(dev_priv, 11) &&
- level == 1 && wm->wm[0].plane_en) {
- wm->wm[level].plane_res_b = wm->wm[0].plane_res_b;
- wm->wm[level].plane_res_l = wm->wm[0].plane_res_l;
+ if (IS_DISPLAY_VER(dev_priv, 11) &&
+ level == 1 && wm->wm[0].enable) {
+ wm->wm[level].blocks = wm->wm[0].blocks;
+ wm->wm[level].lines = wm->wm[0].lines;
wm->wm[level].ignore_lines = wm->wm[0].ignore_lines;
}
}
}
/*
- * Go back and disable the transition watermark if it turns out we
- * don't have enough DDB blocks for it.
+ * Go back and disable the transition and SAGV watermarks
+ * if it turns out we don't have enough DDB blocks for them.
*/
for_each_plane_id_on_crtc(crtc, plane_id) {
struct skl_plane_wm *wm =
&crtc_state->wm.skl.optimal.planes[plane_id];
- if (wm->trans_wm.plane_res_b >= total[plane_id])
- memset(&wm->trans_wm, 0, sizeof(wm->trans_wm));
+ skl_check_wm_level(&wm->trans_wm, total[plane_id]);
+ skl_check_wm_level(&wm->sagv.wm0, total[plane_id]);
+ skl_check_wm_level(&wm->sagv.trans_wm, total[plane_id]);
}
return 0;
@@ -4990,7 +5030,7 @@ skl_wm_method1(const struct drm_i915_private *dev_priv, u32 pixel_rate,
wm_intermediate_val = latency * pixel_rate * cpp;
ret = div_fixed16(wm_intermediate_val, 1000 * dbuf_block_size);
- if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+ if (DISPLAY_VER(dev_priv) >= 10)
ret = add_fixed16_u32(ret, 1);
return ret;
@@ -5070,7 +5110,7 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state,
wp->cpp = format->cpp[color_plane];
wp->plane_pixel_rate = plane_pixel_rate;
- if (INTEL_GEN(dev_priv) >= 11 &&
+ if (DISPLAY_VER(dev_priv) >= 11 &&
modifier == I915_FORMAT_MOD_Yf_TILED && wp->cpp == 1)
wp->dbuf_block_size = 256;
else
@@ -5104,7 +5144,7 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state,
wp->y_min_scanlines,
wp->dbuf_block_size);
- if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+ if (DISPLAY_VER(dev_priv) >= 10)
interm_pbpl++;
wp->plane_blocks_per_line = div_fixed16(interm_pbpl,
@@ -5113,8 +5153,7 @@ skl_compute_wm_params(const struct intel_crtc_state *crtc_state,
interm_pbpl = DIV_ROUND_UP(wp->plane_bytes_per_line,
wp->dbuf_block_size);
- if (!wp->x_tiled ||
- INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+ if (!wp->x_tiled || DISPLAY_VER(dev_priv) >= 10)
interm_pbpl++;
wp->plane_blocks_per_line = u32_to_fixed16(interm_pbpl);
@@ -5153,7 +5192,7 @@ skl_compute_plane_wm_params(const struct intel_crtc_state *crtc_state,
static bool skl_wm_has_lines(struct drm_i915_private *dev_priv, int level)
{
- if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv))
+ if (DISPLAY_VER(dev_priv) >= 10)
return true;
/* The number of lines are ignored for the level 0 watermark. */
@@ -5170,7 +5209,7 @@ static void skl_compute_plane_wm(const struct intel_crtc_state *crtc_state,
struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
uint_fixed_16_16_t method1, method2;
uint_fixed_16_16_t selected_result;
- u32 res_blocks, res_lines, min_ddb_alloc = 0;
+ u32 blocks, lines, min_ddb_alloc = 0;
if (latency == 0) {
/* reject it */
@@ -5206,8 +5245,7 @@ static void skl_compute_plane_wm(const struct intel_crtc_state *crtc_state,
(wp->plane_bytes_per_line / wp->dbuf_block_size < 1)) {
selected_result = method2;
} else if (latency >= wp->linetime_us) {
- if (IS_GEN(dev_priv, 9) &&
- !IS_GEMINILAKE(dev_priv))
+ if (IS_DISPLAY_VER(dev_priv, 9))
selected_result = min_fixed16(method1, method2);
else
selected_result = method2;
@@ -5216,24 +5254,22 @@ static void skl_compute_plane_wm(const struct intel_crtc_state *crtc_state,
}
}
- res_blocks = fixed16_to_u32_round_up(selected_result) + 1;
- res_lines = div_round_up_fixed16(selected_result,
- wp->plane_blocks_per_line);
+ blocks = fixed16_to_u32_round_up(selected_result) + 1;
+ lines = div_round_up_fixed16(selected_result,
+ wp->plane_blocks_per_line);
if (IS_GEN9_BC(dev_priv) || IS_BROXTON(dev_priv)) {
/* Display WA #1125: skl,bxt,kbl */
if (level == 0 && wp->rc_surface)
- res_blocks +=
- fixed16_to_u32_round_up(wp->y_tile_minimum);
+ blocks += fixed16_to_u32_round_up(wp->y_tile_minimum);
/* Display WA #1126: skl,bxt,kbl */
if (level >= 1 && level <= 7) {
if (wp->y_tiled) {
- res_blocks +=
- fixed16_to_u32_round_up(wp->y_tile_minimum);
- res_lines += wp->y_min_scanlines;
+ blocks += fixed16_to_u32_round_up(wp->y_tile_minimum);
+ lines += wp->y_min_scanlines;
} else {
- res_blocks++;
+ blocks++;
}
/*
@@ -5242,51 +5278,50 @@ static void skl_compute_plane_wm(const struct intel_crtc_state *crtc_state,
* Assumption in DDB algorithm optimization for special
* cases. Also covers Display WA #1125 for RC.
*/
- if (result_prev->plane_res_b > res_blocks)
- res_blocks = result_prev->plane_res_b;
+ if (result_prev->blocks > blocks)
+ blocks = result_prev->blocks;
}
}
- if (INTEL_GEN(dev_priv) >= 11) {
+ if (DISPLAY_VER(dev_priv) >= 11) {
if (wp->y_tiled) {
int extra_lines;
- if (res_lines % wp->y_min_scanlines == 0)
+ if (lines % wp->y_min_scanlines == 0)
extra_lines = wp->y_min_scanlines;
else
extra_lines = wp->y_min_scanlines * 2 -
- res_lines % wp->y_min_scanlines;
+ lines % wp->y_min_scanlines;
- min_ddb_alloc = mul_round_up_u32_fixed16(res_lines + extra_lines,
+ min_ddb_alloc = mul_round_up_u32_fixed16(lines + extra_lines,
wp->plane_blocks_per_line);
} else {
- min_ddb_alloc = res_blocks +
- DIV_ROUND_UP(res_blocks, 10);
+ min_ddb_alloc = blocks + DIV_ROUND_UP(blocks, 10);
}
}
if (!skl_wm_has_lines(dev_priv, level))
- res_lines = 0;
+ lines = 0;
- if (res_lines > 31) {
+ if (lines > 31) {
/* reject it */
result->min_ddb_alloc = U16_MAX;
return;
}
/*
- * If res_lines is valid, assume we can use this watermark level
+ * If lines is valid, assume we can use this watermark level
* for now. We'll come back and disable it after we calculate the
* DDB allocation if it turns out we don't actually have enough
* blocks to satisfy it.
*/
- result->plane_res_b = res_blocks;
- result->plane_res_l = res_lines;
+ result->blocks = blocks;
+ result->lines = lines;
/* Bspec says: value >= plane ddb allocation -> invalid, hence the +1 here */
- result->min_ddb_alloc = max(min_ddb_alloc, res_blocks) + 1;
- result->plane_en = true;
+ result->min_ddb_alloc = max(min_ddb_alloc, blocks) + 1;
+ result->enable = true;
- if (INTEL_GEN(dev_priv) < 12)
+ if (DISPLAY_VER(dev_priv) < 12)
result->can_sagv = latency >= dev_priv->sagv_block_time_us;
}
@@ -5315,7 +5350,7 @@ static void tgl_compute_sagv_wm(const struct intel_crtc_state *crtc_state,
struct skl_plane_wm *plane_wm)
{
struct drm_i915_private *dev_priv = to_i915(crtc_state->uapi.crtc->dev);
- struct skl_wm_level *sagv_wm = &plane_wm->sagv_wm0;
+ struct skl_wm_level *sagv_wm = &plane_wm->sagv.wm0;
struct skl_wm_level *levels = plane_wm->wm;
unsigned int latency = dev_priv->wm.skl_latency[0] + dev_priv->sagv_block_time_us;
@@ -5324,14 +5359,13 @@ static void tgl_compute_sagv_wm(const struct intel_crtc_state *crtc_state,
sagv_wm);
}
-static void skl_compute_transition_wm(const struct intel_crtc_state *crtc_state,
- const struct skl_wm_params *wp,
- struct skl_plane_wm *wm)
+static void skl_compute_transition_wm(struct drm_i915_private *dev_priv,
+ struct skl_wm_level *trans_wm,
+ const struct skl_wm_level *wm0,
+ const struct skl_wm_params *wp)
{
- struct drm_device *dev = crtc_state->uapi.crtc->dev;
- const struct drm_i915_private *dev_priv = to_i915(dev);
u16 trans_min, trans_amount, trans_y_tile_min;
- u16 wm0_sel_res_b, trans_offset_b, res_blocks;
+ u16 wm0_blocks, trans_offset, blocks;
/* Transition WM don't make any sense if ipc is disabled */
if (!dev_priv->ipc_enabled)
@@ -5344,47 +5378,48 @@ static void skl_compute_transition_wm(const struct intel_crtc_state *crtc_state,
if (IS_GEN9_BC(dev_priv) || IS_BROXTON(dev_priv))
return;
- if (INTEL_GEN(dev_priv) >= 11)
+ if (DISPLAY_VER(dev_priv) >= 11)
trans_min = 4;
else
trans_min = 14;
/* Display WA #1140: glk,cnl */
- if (IS_CANNONLAKE(dev_priv) || IS_GEMINILAKE(dev_priv))
+ if (IS_DISPLAY_VER(dev_priv, 10))
trans_amount = 0;
else
trans_amount = 10; /* This is configurable amount */
- trans_offset_b = trans_min + trans_amount;
+ trans_offset = trans_min + trans_amount;
/*
* The spec asks for Selected Result Blocks for wm0 (the real value),
* not Result Blocks (the integer value). Pay attention to the capital
- * letters. The value wm_l0->plane_res_b is actually Result Blocks, but
+ * letters. The value wm_l0->blocks is actually Result Blocks, but
* since Result Blocks is the ceiling of Selected Result Blocks plus 1,
* and since we later will have to get the ceiling of the sum in the
* transition watermarks calculation, we can just pretend Selected
* Result Blocks is Result Blocks minus 1 and it should work for the
* current platforms.
*/
- wm0_sel_res_b = wm->wm[0].plane_res_b - 1;
+ wm0_blocks = wm0->blocks - 1;
if (wp->y_tiled) {
trans_y_tile_min =
(u16)mul_round_up_u32_fixed16(2, wp->y_tile_minimum);
- res_blocks = max(wm0_sel_res_b, trans_y_tile_min) +
- trans_offset_b;
+ blocks = max(wm0_blocks, trans_y_tile_min) + trans_offset;
} else {
- res_blocks = wm0_sel_res_b + trans_offset_b;
+ blocks = wm0_blocks + trans_offset;
}
+ blocks++;
/*
* Just assume we can enable the transition watermark. After
* computing the DDB we'll come back and disable it if that
* assumption turns out to be false.
*/
- wm->trans_wm.plane_res_b = res_blocks + 1;
- wm->trans_wm.plane_en = true;
+ trans_wm->blocks = blocks;
+ trans_wm->min_ddb_alloc = max_t(u16, wm0->min_ddb_alloc, blocks + 1);
+ trans_wm->enable = true;
}
static int skl_build_plane_wm_single(struct intel_crtc_state *crtc_state,
@@ -5404,10 +5439,15 @@ static int skl_build_plane_wm_single(struct intel_crtc_state *crtc_state,
skl_compute_wm_levels(crtc_state, &wm_params, wm->wm);
- if (INTEL_GEN(dev_priv) >= 12)
+ skl_compute_transition_wm(dev_priv, &wm->trans_wm,
+ &wm->wm[0], &wm_params);
+
+ if (DISPLAY_VER(dev_priv) >= 12) {
tgl_compute_sagv_wm(crtc_state, &wm_params, wm);
- skl_compute_transition_wm(crtc_state, &wm_params, wm);
+ skl_compute_transition_wm(dev_priv, &wm->sagv.trans_wm,
+ &wm->sagv.wm0, &wm_params);
+ }
return 0;
}
@@ -5471,12 +5511,12 @@ static int icl_build_plane_wm(struct intel_crtc_state *crtc_state,
struct skl_plane_wm *wm = &crtc_state->wm.skl.raw.planes[plane_id];
int ret;
- memset(wm, 0, sizeof(*wm));
-
/* Watermarks calculated in master */
if (plane_state->planar_slave)
return 0;
+ memset(wm, 0, sizeof(*wm));
+
if (plane_state->planar_linked_plane) {
const struct drm_framebuffer *fb = plane_state->hw.fb;
enum plane_id y_plane_id = plane_state->planar_linked_plane->id;
@@ -5524,7 +5564,7 @@ static int skl_build_pipe_wm(struct intel_atomic_state *state,
if (plane->pipe != crtc->pipe)
continue;
- if (INTEL_GEN(dev_priv) >= 11)
+ if (DISPLAY_VER(dev_priv) >= 11)
ret = icl_build_plane_wm(crtc_state, plane_state);
else
ret = skl_build_plane_wm(crtc_state, plane_state);
@@ -5554,12 +5594,12 @@ static void skl_write_wm_level(struct drm_i915_private *dev_priv,
{
u32 val = 0;
- if (level->plane_en)
+ if (level->enable)
val |= PLANE_WM_EN;
if (level->ignore_lines)
val |= PLANE_WM_IGNORE_LINES;
- val |= level->plane_res_b;
- val |= level->plane_res_l << PLANE_WM_LINES_SHIFT;
+ val |= level->blocks;
+ val |= level->lines << PLANE_WM_LINES_SHIFT;
intel_de_write_fw(dev_priv, reg, val);
}
@@ -5571,25 +5611,21 @@ void skl_write_plane_wm(struct intel_plane *plane,
int level, max_level = ilk_wm_max_level(dev_priv);
enum plane_id plane_id = plane->id;
enum pipe pipe = plane->pipe;
- const struct skl_plane_wm *wm =
- &crtc_state->wm.skl.optimal.planes[plane_id];
+ const struct skl_pipe_wm *pipe_wm = &crtc_state->wm.skl.optimal;
+ const struct skl_plane_wm *wm = &pipe_wm->planes[plane_id];
const struct skl_ddb_entry *ddb_y =
&crtc_state->wm.skl.plane_ddb_y[plane_id];
const struct skl_ddb_entry *ddb_uv =
&crtc_state->wm.skl.plane_ddb_uv[plane_id];
- for (level = 0; level <= max_level; level++) {
- const struct skl_wm_level *wm_level;
-
- wm_level = skl_plane_wm_level(crtc_state, plane_id, level);
-
+ for (level = 0; level <= max_level; level++)
skl_write_wm_level(dev_priv, PLANE_WM(pipe, plane_id, level),
- wm_level);
- }
+ skl_plane_wm_level(pipe_wm, plane_id, level));
+
skl_write_wm_level(dev_priv, PLANE_WM_TRANS(pipe, plane_id),
- &wm->trans_wm);
+ skl_plane_trans_wm(pipe_wm, plane_id));
- if (INTEL_GEN(dev_priv) >= 11) {
+ if (DISPLAY_VER(dev_priv) >= 11) {
skl_ddb_entry_write(dev_priv,
PLANE_BUF_CFG(pipe, plane_id), ddb_y);
return;
@@ -5611,20 +5647,16 @@ void skl_write_cursor_wm(struct intel_plane *plane,
int level, max_level = ilk_wm_max_level(dev_priv);
enum plane_id plane_id = plane->id;
enum pipe pipe = plane->pipe;
- const struct skl_plane_wm *wm =
- &crtc_state->wm.skl.optimal.planes[plane_id];
+ const struct skl_pipe_wm *pipe_wm = &crtc_state->wm.skl.optimal;
const struct skl_ddb_entry *ddb =
&crtc_state->wm.skl.plane_ddb_y[plane_id];
- for (level = 0; level <= max_level; level++) {
- const struct skl_wm_level *wm_level;
-
- wm_level = skl_plane_wm_level(crtc_state, plane_id, level);
-
+ for (level = 0; level <= max_level; level++)
skl_write_wm_level(dev_priv, CUR_WM(pipe, level),
- wm_level);
- }
- skl_write_wm_level(dev_priv, CUR_WM_TRANS(pipe), &wm->trans_wm);
+ skl_plane_wm_level(pipe_wm, plane_id, level));
+
+ skl_write_wm_level(dev_priv, CUR_WM_TRANS(pipe),
+ skl_plane_trans_wm(pipe_wm, plane_id));
skl_ddb_entry_write(dev_priv, CUR_BUF_CFG(pipe), ddb);
}
@@ -5632,10 +5664,10 @@ void skl_write_cursor_wm(struct intel_plane *plane,
bool skl_wm_level_equals(const struct skl_wm_level *l1,
const struct skl_wm_level *l2)
{
- return l1->plane_en == l2->plane_en &&
+ return l1->enable == l2->enable &&
l1->ignore_lines == l2->ignore_lines &&
- l1->plane_res_l == l2->plane_res_l &&
- l1->plane_res_b == l2->plane_res_b;
+ l1->lines == l2->lines &&
+ l1->blocks == l2->blocks;
}
static bool skl_plane_wm_equals(struct drm_i915_private *dev_priv,
@@ -5654,7 +5686,9 @@ static bool skl_plane_wm_equals(struct drm_i915_private *dev_priv,
return false;
}
- return skl_wm_level_equals(&wm1->trans_wm, &wm2->trans_wm);
+ return skl_wm_level_equals(&wm1->trans_wm, &wm2->trans_wm) &&
+ skl_wm_level_equals(&wm1->sagv.wm0, &wm2->sagv.wm0) &&
+ skl_wm_level_equals(&wm1->sagv.trans_wm, &wm2->sagv.trans_wm);
}
static bool skl_ddb_entries_overlap(const struct skl_ddb_entry *a,
@@ -5884,85 +5918,114 @@ skl_print_wm_changes(struct intel_atomic_state *state)
continue;
drm_dbg_kms(&dev_priv->drm,
- "[PLANE:%d:%s] level %cwm0,%cwm1,%cwm2,%cwm3,%cwm4,%cwm5,%cwm6,%cwm7,%ctwm,%cswm"
- " -> %cwm0,%cwm1,%cwm2,%cwm3,%cwm4,%cwm5,%cwm6,%cwm7,%ctwm,%cswm\n",
+ "[PLANE:%d:%s] level %cwm0,%cwm1,%cwm2,%cwm3,%cwm4,%cwm5,%cwm6,%cwm7,%ctwm,%cswm,%cstwm"
+ " -> %cwm0,%cwm1,%cwm2,%cwm3,%cwm4,%cwm5,%cwm6,%cwm7,%ctwm,%cswm,%cstwm\n",
plane->base.base.id, plane->base.name,
- enast(old_wm->wm[0].plane_en), enast(old_wm->wm[1].plane_en),
- enast(old_wm->wm[2].plane_en), enast(old_wm->wm[3].plane_en),
- enast(old_wm->wm[4].plane_en), enast(old_wm->wm[5].plane_en),
- enast(old_wm->wm[6].plane_en), enast(old_wm->wm[7].plane_en),
- enast(old_wm->trans_wm.plane_en),
- enast(old_wm->sagv_wm0.plane_en),
- enast(new_wm->wm[0].plane_en), enast(new_wm->wm[1].plane_en),
- enast(new_wm->wm[2].plane_en), enast(new_wm->wm[3].plane_en),
- enast(new_wm->wm[4].plane_en), enast(new_wm->wm[5].plane_en),
- enast(new_wm->wm[6].plane_en), enast(new_wm->wm[7].plane_en),
- enast(new_wm->trans_wm.plane_en),
- enast(new_wm->sagv_wm0.plane_en));
+ enast(old_wm->wm[0].enable), enast(old_wm->wm[1].enable),
+ enast(old_wm->wm[2].enable), enast(old_wm->wm[3].enable),
+ enast(old_wm->wm[4].enable), enast(old_wm->wm[5].enable),
+ enast(old_wm->wm[6].enable), enast(old_wm->wm[7].enable),
+ enast(old_wm->trans_wm.enable),
+ enast(old_wm->sagv.wm0.enable),
+ enast(old_wm->sagv.trans_wm.enable),
+ enast(new_wm->wm[0].enable), enast(new_wm->wm[1].enable),
+ enast(new_wm->wm[2].enable), enast(new_wm->wm[3].enable),
+ enast(new_wm->wm[4].enable), enast(new_wm->wm[5].enable),
+ enast(new_wm->wm[6].enable), enast(new_wm->wm[7].enable),
+ enast(new_wm->trans_wm.enable),
+ enast(new_wm->sagv.wm0.enable),
+ enast(new_wm->sagv.trans_wm.enable));
drm_dbg_kms(&dev_priv->drm,
- "[PLANE:%d:%s] lines %c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d"
- " -> %c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d\n",
+ "[PLANE:%d:%s] lines %c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%4d"
+ " -> %c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%3d,%c%4d\n",
plane->base.base.id, plane->base.name,
- enast(old_wm->wm[0].ignore_lines), old_wm->wm[0].plane_res_l,
- enast(old_wm->wm[1].ignore_lines), old_wm->wm[1].plane_res_l,
- enast(old_wm->wm[2].ignore_lines), old_wm->wm[2].plane_res_l,
- enast(old_wm->wm[3].ignore_lines), old_wm->wm[3].plane_res_l,
- enast(old_wm->wm[4].ignore_lines), old_wm->wm[4].plane_res_l,
- enast(old_wm->wm[5].ignore_lines), old_wm->wm[5].plane_res_l,
- enast(old_wm->wm[6].ignore_lines), old_wm->wm[6].plane_res_l,
- enast(old_wm->wm[7].ignore_lines), old_wm->wm[7].plane_res_l,
- enast(old_wm->trans_wm.ignore_lines), old_wm->trans_wm.plane_res_l,
- enast(old_wm->sagv_wm0.ignore_lines), old_wm->sagv_wm0.plane_res_l,
-
- enast(new_wm->wm[0].ignore_lines), new_wm->wm[0].plane_res_l,
- enast(new_wm->wm[1].ignore_lines), new_wm->wm[1].plane_res_l,
- enast(new_wm->wm[2].ignore_lines), new_wm->wm[2].plane_res_l,
- enast(new_wm->wm[3].ignore_lines), new_wm->wm[3].plane_res_l,
- enast(new_wm->wm[4].ignore_lines), new_wm->wm[4].plane_res_l,
- enast(new_wm->wm[5].ignore_lines), new_wm->wm[5].plane_res_l,
- enast(new_wm->wm[6].ignore_lines), new_wm->wm[6].plane_res_l,
- enast(new_wm->wm[7].ignore_lines), new_wm->wm[7].plane_res_l,
- enast(new_wm->trans_wm.ignore_lines), new_wm->trans_wm.plane_res_l,
- enast(new_wm->sagv_wm0.ignore_lines), new_wm->sagv_wm0.plane_res_l);
+ enast(old_wm->wm[0].ignore_lines), old_wm->wm[0].lines,
+ enast(old_wm->wm[1].ignore_lines), old_wm->wm[1].lines,
+ enast(old_wm->wm[2].ignore_lines), old_wm->wm[2].lines,
+ enast(old_wm->wm[3].ignore_lines), old_wm->wm[3].lines,
+ enast(old_wm->wm[4].ignore_lines), old_wm->wm[4].lines,
+ enast(old_wm->wm[5].ignore_lines), old_wm->wm[5].lines,
+ enast(old_wm->wm[6].ignore_lines), old_wm->wm[6].lines,
+ enast(old_wm->wm[7].ignore_lines), old_wm->wm[7].lines,
+ enast(old_wm->trans_wm.ignore_lines), old_wm->trans_wm.lines,
+ enast(old_wm->sagv.wm0.ignore_lines), old_wm->sagv.wm0.lines,
+ enast(old_wm->sagv.trans_wm.ignore_lines), old_wm->sagv.trans_wm.lines,
+ enast(new_wm->wm[0].ignore_lines), new_wm->wm[0].lines,
+ enast(new_wm->wm[1].ignore_lines), new_wm->wm[1].lines,
+ enast(new_wm->wm[2].ignore_lines), new_wm->wm[2].lines,
+ enast(new_wm->wm[3].ignore_lines), new_wm->wm[3].lines,
+ enast(new_wm->wm[4].ignore_lines), new_wm->wm[4].lines,
+ enast(new_wm->wm[5].ignore_lines), new_wm->wm[5].lines,
+ enast(new_wm->wm[6].ignore_lines), new_wm->wm[6].lines,
+ enast(new_wm->wm[7].ignore_lines), new_wm->wm[7].lines,
+ enast(new_wm->trans_wm.ignore_lines), new_wm->trans_wm.lines,
+ enast(new_wm->sagv.wm0.ignore_lines), new_wm->sagv.wm0.lines,
+ enast(new_wm->sagv.trans_wm.ignore_lines), new_wm->sagv.trans_wm.lines);
drm_dbg_kms(&dev_priv->drm,
- "[PLANE:%d:%s] blocks %4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d"
- " -> %4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d\n",
+ "[PLANE:%d:%s] blocks %4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%5d"
+ " -> %4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%5d\n",
plane->base.base.id, plane->base.name,
- old_wm->wm[0].plane_res_b, old_wm->wm[1].plane_res_b,
- old_wm->wm[2].plane_res_b, old_wm->wm[3].plane_res_b,
- old_wm->wm[4].plane_res_b, old_wm->wm[5].plane_res_b,
- old_wm->wm[6].plane_res_b, old_wm->wm[7].plane_res_b,
- old_wm->trans_wm.plane_res_b,
- old_wm->sagv_wm0.plane_res_b,
- new_wm->wm[0].plane_res_b, new_wm->wm[1].plane_res_b,
- new_wm->wm[2].plane_res_b, new_wm->wm[3].plane_res_b,
- new_wm->wm[4].plane_res_b, new_wm->wm[5].plane_res_b,
- new_wm->wm[6].plane_res_b, new_wm->wm[7].plane_res_b,
- new_wm->trans_wm.plane_res_b,
- new_wm->sagv_wm0.plane_res_b);
+ old_wm->wm[0].blocks, old_wm->wm[1].blocks,
+ old_wm->wm[2].blocks, old_wm->wm[3].blocks,
+ old_wm->wm[4].blocks, old_wm->wm[5].blocks,
+ old_wm->wm[6].blocks, old_wm->wm[7].blocks,
+ old_wm->trans_wm.blocks,
+ old_wm->sagv.wm0.blocks,
+ old_wm->sagv.trans_wm.blocks,
+ new_wm->wm[0].blocks, new_wm->wm[1].blocks,
+ new_wm->wm[2].blocks, new_wm->wm[3].blocks,
+ new_wm->wm[4].blocks, new_wm->wm[5].blocks,
+ new_wm->wm[6].blocks, new_wm->wm[7].blocks,
+ new_wm->trans_wm.blocks,
+ new_wm->sagv.wm0.blocks,
+ new_wm->sagv.trans_wm.blocks);
drm_dbg_kms(&dev_priv->drm,
- "[PLANE:%d:%s] min_ddb %4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d"
- " -> %4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d\n",
+ "[PLANE:%d:%s] min_ddb %4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%5d"
+ " -> %4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%4d,%5d\n",
plane->base.base.id, plane->base.name,
old_wm->wm[0].min_ddb_alloc, old_wm->wm[1].min_ddb_alloc,
old_wm->wm[2].min_ddb_alloc, old_wm->wm[3].min_ddb_alloc,
old_wm->wm[4].min_ddb_alloc, old_wm->wm[5].min_ddb_alloc,
old_wm->wm[6].min_ddb_alloc, old_wm->wm[7].min_ddb_alloc,
old_wm->trans_wm.min_ddb_alloc,
- old_wm->sagv_wm0.min_ddb_alloc,
+ old_wm->sagv.wm0.min_ddb_alloc,
+ old_wm->sagv.trans_wm.min_ddb_alloc,
new_wm->wm[0].min_ddb_alloc, new_wm->wm[1].min_ddb_alloc,
new_wm->wm[2].min_ddb_alloc, new_wm->wm[3].min_ddb_alloc,
new_wm->wm[4].min_ddb_alloc, new_wm->wm[5].min_ddb_alloc,
new_wm->wm[6].min_ddb_alloc, new_wm->wm[7].min_ddb_alloc,
new_wm->trans_wm.min_ddb_alloc,
- new_wm->sagv_wm0.min_ddb_alloc);
+ new_wm->sagv.wm0.min_ddb_alloc,
+ new_wm->sagv.trans_wm.min_ddb_alloc);
}
}
}
+static bool skl_plane_selected_wm_equals(struct intel_plane *plane,
+ const struct skl_pipe_wm *old_pipe_wm,
+ const struct skl_pipe_wm *new_pipe_wm)
+{
+ struct drm_i915_private *i915 = to_i915(plane->base.dev);
+ int level, max_level = ilk_wm_max_level(i915);
+
+ for (level = 0; level <= max_level; level++) {
+ /*
+ * We don't check uv_wm as the hardware doesn't actually
+ * use it. It only gets used for calculating the required
+ * ddb allocation.
+ */
+ if (!skl_wm_level_equals(skl_plane_wm_level(old_pipe_wm, plane->id, level),
+ skl_plane_wm_level(new_pipe_wm, plane->id, level)))
+ return false;
+ }
+
+ return skl_wm_level_equals(skl_plane_trans_wm(old_pipe_wm, plane->id),
+ skl_plane_trans_wm(new_pipe_wm, plane->id));
+}
+
/*
* To make sure the cursor watermark registers are always consistent
* with our computed state the following scenario needs special
@@ -6008,9 +6071,9 @@ static int skl_wm_add_affected_planes(struct intel_atomic_state *state,
* with the software state.
*/
if (!drm_atomic_crtc_needs_modeset(&new_crtc_state->uapi) &&
- skl_plane_wm_equals(dev_priv,
- &old_crtc_state->wm.skl.optimal.planes[plane_id],
- &new_crtc_state->wm.skl.optimal.planes[plane_id]))
+ skl_plane_selected_wm_equals(plane,
+ &old_crtc_state->wm.skl.optimal,
+ &new_crtc_state->wm.skl.optimal))
continue;
plane_state = intel_atomic_get_plane_state(state, plane);
@@ -6092,7 +6155,7 @@ static void ilk_program_watermarks(struct drm_i915_private *dev_priv)
ilk_wm_merge(dev_priv, &config, &max, &lp_wm_1_2);
/* 5/6 split only in single pipe config on IVB+ */
- if (INTEL_GEN(dev_priv) >= 7 &&
+ if (DISPLAY_VER(dev_priv) >= 7 &&
config.num_pipes_active == 1 && config.sprites_enabled) {
ilk_compute_wm_maximums(dev_priv, 1, &config, INTEL_DDB_PART_5_6, &max);
ilk_wm_merge(dev_priv, &config, &max, &lp_wm_5_6);
@@ -6141,10 +6204,10 @@ static void ilk_optimize_watermarks(struct intel_atomic_state *state,
static void skl_wm_level_from_reg_val(u32 val, struct skl_wm_level *level)
{
- level->plane_en = val & PLANE_WM_EN;
+ level->enable = val & PLANE_WM_EN;
level->ignore_lines = val & PLANE_WM_IGNORE_LINES;
- level->plane_res_b = val & PLANE_WM_BLOCKS_MASK;
- level->plane_res_l = (val >> PLANE_WM_LINES_SHIFT) &
+ level->blocks = val & PLANE_WM_BLOCKS_MASK;
+ level->lines = (val >> PLANE_WM_LINES_SHIFT) &
PLANE_WM_LINES_MASK;
}
@@ -6171,19 +6234,18 @@ void skl_pipe_wm_get_hw_state(struct intel_crtc *crtc,
skl_wm_level_from_reg_val(val, &wm->wm[level]);
}
- if (INTEL_GEN(dev_priv) >= 12)
- wm->sagv_wm0 = wm->wm[0];
-
if (plane_id != PLANE_CURSOR)
val = intel_uncore_read(&dev_priv->uncore, PLANE_WM_TRANS(pipe, plane_id));
else
val = intel_uncore_read(&dev_priv->uncore, CUR_WM_TRANS(pipe));
skl_wm_level_from_reg_val(val, &wm->trans_wm);
- }
- if (!crtc->active)
- return;
+ if (DISPLAY_VER(dev_priv) >= 12) {
+ wm->sagv.wm0 = wm->wm[0];
+ wm->sagv.trans_wm = wm->trans_wm;
+ }
+ }
}
void skl_wm_get_hw_state(struct drm_i915_private *dev_priv)
@@ -6706,7 +6768,7 @@ void ilk_wm_get_hw_state(struct drm_i915_private *dev_priv)
hw->wm_lp[2] = intel_uncore_read(&dev_priv->uncore, WM3_LP_ILK);
hw->wm_lp_spr[0] = intel_uncore_read(&dev_priv->uncore, WM1S_LP_ILK);
- if (INTEL_GEN(dev_priv) >= 7) {
+ if (DISPLAY_VER(dev_priv) >= 7) {
hw->wm_lp_spr[1] = intel_uncore_read(&dev_priv->uncore, WM2S_LP_IVB);
hw->wm_lp_spr[2] = intel_uncore_read(&dev_priv->uncore, WM3S_LP_IVB);
}
@@ -7072,7 +7134,7 @@ static void gen12lp_init_clock_gating(struct drm_i915_private *dev_priv)
ILK_DPFC_CHICKEN_COMP_DUMMY_PIXEL);
/* Wa_1409825376:tgl (pre-prod)*/
- if (IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_B1))
+ if (IS_TGL_DISPLAY_STEP(dev_priv, STEP_A0, STEP_B1))
intel_uncore_write(&dev_priv->uncore, GEN9_CLKGATE_DIS_3, intel_uncore_read(&dev_priv->uncore, GEN9_CLKGATE_DIS_3) |
TGL_VRH_GATING_DIS);
@@ -7171,12 +7233,12 @@ static void kbl_init_clock_gating(struct drm_i915_private *dev_priv)
FBC_LLC_FULLY_OPEN);
/* WaDisableSDEUnitClockGating:kbl */
- if (IS_KBL_GT_REVID(dev_priv, 0, KBL_REVID_B0))
+ if (IS_KBL_GT_STEP(dev_priv, 0, STEP_B0))
intel_uncore_write(&dev_priv->uncore, GEN8_UCGCTL6, intel_uncore_read(&dev_priv->uncore, GEN8_UCGCTL6) |
GEN8_SDEUNIT_CLOCK_GATE_DISABLE);
/* WaDisableGamClockGating:kbl */
- if (IS_KBL_GT_REVID(dev_priv, 0, KBL_REVID_B0))
+ if (IS_KBL_GT_STEP(dev_priv, 0, STEP_B0))
intel_uncore_write(&dev_priv->uncore, GEN6_UCGCTL1, intel_uncore_read(&dev_priv->uncore, GEN6_UCGCTL1) |
GEN6_GAMUNIT_CLOCK_GATE_DISABLE);
@@ -7245,11 +7307,16 @@ static void bdw_init_clock_gating(struct drm_i915_private *dev_priv)
intel_uncore_write(&dev_priv->uncore, CHICKEN_PAR1_1,
intel_uncore_read(&dev_priv->uncore, CHICKEN_PAR1_1) | DPA_MASK_VBLANK_SRD);
- /* WaPsrDPRSUnmaskVBlankInSRD:bdw */
for_each_pipe(dev_priv, pipe) {
+ /* WaPsrDPRSUnmaskVBlankInSRD:bdw */
intel_uncore_write(&dev_priv->uncore, CHICKEN_PIPESL_1(pipe),
intel_uncore_read(&dev_priv->uncore, CHICKEN_PIPESL_1(pipe)) |
BDW_DPRS_MASK_VBLANK_SRD);
+
+ /* Undocumented but fixes async flip + VT-d corruption */
+ if (intel_vtd_active())
+ intel_uncore_rmw(&dev_priv->uncore, CHICKEN_PIPESL_1(pipe),
+ HSW_PRI_STRETCH_MAX_MASK, HSW_PRI_STRETCH_MAX_X1);
}
/* WaVSRefCountFullforceMissDisable:bdw */
@@ -7285,11 +7352,20 @@ static void bdw_init_clock_gating(struct drm_i915_private *dev_priv)
static void hsw_init_clock_gating(struct drm_i915_private *dev_priv)
{
+ enum pipe pipe;
+
/* WaFbcAsynchFlipDisableFbcQueue:hsw,bdw */
intel_uncore_write(&dev_priv->uncore, CHICKEN_PIPESL_1(PIPE_A),
intel_uncore_read(&dev_priv->uncore, CHICKEN_PIPESL_1(PIPE_A)) |
HSW_FBCQ_DIS);
+ for_each_pipe(dev_priv, pipe) {
+ /* Undocumented but fixes async flip + VT-d corruption */
+ if (intel_vtd_active())
+ intel_uncore_rmw(&dev_priv->uncore, CHICKEN_PIPESL_1(pipe),
+ HSW_PRI_STRETCH_MAX_MASK, HSW_PRI_STRETCH_MAX_X1);
+ }
+
/* This is required by WaCatErrorRejectionIssue:hsw */
intel_uncore_write(&dev_priv->uncore, GEN7_SQ_CHICKEN_MBCUNIT_CONFIG,
intel_uncore_read(&dev_priv->uncore, GEN7_SQ_CHICKEN_MBCUNIT_CONFIG) |
@@ -7607,15 +7683,15 @@ void intel_init_pm(struct drm_i915_private *dev_priv)
skl_setup_sagv_block_time(dev_priv);
/* For FIFO watermark updates */
- if (INTEL_GEN(dev_priv) >= 9) {
+ if (DISPLAY_VER(dev_priv) >= 9) {
skl_setup_wm_latency(dev_priv);
dev_priv->display.compute_global_watermarks = skl_compute_wm;
} else if (HAS_PCH_SPLIT(dev_priv)) {
ilk_setup_wm_latency(dev_priv);
- if ((IS_GEN(dev_priv, 5) && dev_priv->wm.pri_latency[1] &&
+ if ((IS_DISPLAY_VER(dev_priv, 5) && dev_priv->wm.pri_latency[1] &&
dev_priv->wm.spr_latency[1] && dev_priv->wm.cur_latency[1]) ||
- (!IS_GEN(dev_priv, 5) && dev_priv->wm.pri_latency[0] &&
+ (!IS_DISPLAY_VER(dev_priv, 5) && dev_priv->wm.pri_latency[0] &&
dev_priv->wm.spr_latency[0] && dev_priv->wm.cur_latency[0])) {
dev_priv->display.compute_pipe_wm = ilk_compute_pipe_wm;
dev_priv->display.compute_intermediate_wm =
@@ -7658,12 +7734,12 @@ void intel_init_pm(struct drm_i915_private *dev_priv)
dev_priv->display.update_wm = NULL;
} else
dev_priv->display.update_wm = pnv_update_wm;
- } else if (IS_GEN(dev_priv, 4)) {
+ } else if (IS_DISPLAY_VER(dev_priv, 4)) {
dev_priv->display.update_wm = i965_update_wm;
- } else if (IS_GEN(dev_priv, 3)) {
+ } else if (IS_DISPLAY_VER(dev_priv, 3)) {
dev_priv->display.update_wm = i9xx_update_wm;
dev_priv->display.get_fifo_size = i9xx_get_fifo_size;
- } else if (IS_GEN(dev_priv, 2)) {
+ } else if (IS_DISPLAY_VER(dev_priv, 2)) {
if (INTEL_NUM_PIPES(dev_priv) == 1) {
dev_priv->display.update_wm = i845_update_wm;
dev_priv->display.get_fifo_size = i845_get_fifo_size;
generated by cgit v1.2.3 (git 2.39.0) at 2025-10-31 15:00:14 +0300