From: Ville Syrjälä <ville.syrj...@linux.intel.com>
Move the min_cdclk[] and min_voltage_level[] arrays under the
rest of the cdclk state. And while at it provide a simple
helper (intel_cdclk_clear_state()) to clear the state during
the ww_mutex backoff dance.
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/display/intel_atomic.c | 9 ++---
drivers/gpu/drm/i915/display/intel_cdclk.c | 40 ++++++++++++-------
drivers/gpu/drm/i915/display/intel_cdclk.h | 1 +
drivers/gpu/drm/i915/display/intel_display.c | 8 ++--
.../drm/i915/display/intel_display_types.h | 10 +++--
drivers/gpu/drm/i915/i915_drv.h | 9 +++--
6 files changed, 46 insertions(+), 31 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c
b/drivers/gpu/drm/i915/display/intel_atomic.c
index c362eecdd414..1269f63ea006 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic.c
@@ -35,6 +35,7 @@
#include <drm/drm_plane_helper.h>
#include "intel_atomic.h"
+#include "intel_cdclk.h"
#include "intel_display_types.h"
#include "intel_hdcp.h"
#include "intel_psr.h"
@@ -497,15 +498,13 @@ intel_atomic_state_alloc(struct drm_device *dev)
void intel_atomic_state_clear(struct drm_atomic_state *s)
{
struct intel_atomic_state *state = to_intel_atomic_state(s);
+
drm_atomic_state_default_clear(&state->base);
+
state->dpll_set = state->modeset = false;
state->global_state_changed = false;
state->active_pipes = 0;
- memset(&state->min_cdclk, 0, sizeof(state->min_cdclk));
- memset(&state->min_voltage_level, 0, sizeof(state->min_voltage_level));
- memset(&state->cdclk.logical, 0, sizeof(state->cdclk.logical));
- memset(&state->cdclk.actual, 0, sizeof(state->cdclk.actual));
- state->cdclk.pipe = INVALID_PIPE;
+ intel_cdclk_clear_state(state);
}
struct intel_crtc_state *
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c
b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 05f6c6456ddf..f7f886dcd6ae 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -1803,6 +1803,18 @@ static bool intel_cdclk_changed(const struct
intel_cdclk_state *a,
a->voltage_level != b->voltage_level;
}
+/**
+ * intel_cdclk_clear_state - clear the cdclk state
+ * @state: atomic state
+ *
+ * Clear the cdclk state for ww_mutex backoff.
+ */
+void intel_cdclk_clear_state(struct intel_atomic_state *state)
+{
+ memset(&state->cdclk, 0, sizeof(state->cdclk));
+ state->cdclk.pipe = INVALID_PIPE;
+}
+
/**
* intel_cdclk_swap_state - make atomic CDCLK configuration effective
* @state: atomic state
@@ -1820,10 +1832,10 @@ void intel_cdclk_swap_state(struct intel_atomic_state
*state)
struct drm_i915_private *dev_priv = to_i915(state->base.dev);
/* FIXME maybe swap() these too */
- memcpy(dev_priv->min_cdclk, state->min_cdclk,
- sizeof(state->min_cdclk));
- memcpy(dev_priv->min_voltage_level, state->min_voltage_level,
- sizeof(state->min_voltage_level));
+ memcpy(dev_priv->cdclk.min_cdclk, state->cdclk.min_cdclk,
+ sizeof(state->cdclk.min_cdclk));
+ memcpy(dev_priv->cdclk.min_voltage_level,
state->cdclk.min_voltage_level,
+ sizeof(state->cdclk.min_voltage_level));
dev_priv->cdclk.force_min_cdclk = state->cdclk.force_min_cdclk;
@@ -2048,10 +2060,10 @@ static int intel_compute_min_cdclk(struct
intel_atomic_state *state)
if (min_cdclk < 0)
return min_cdclk;
- if (state->min_cdclk[i] == min_cdclk)
+ if (state->cdclk.min_cdclk[i] == min_cdclk)
continue;
- state->min_cdclk[i] = min_cdclk;
+ state->cdclk.min_cdclk[i] = min_cdclk;
ret = intel_atomic_lock_global_state(state);
if (ret)
@@ -2060,7 +2072,7 @@ static int intel_compute_min_cdclk(struct
intel_atomic_state *state)
min_cdclk = state->cdclk.force_min_cdclk;
for_each_pipe(dev_priv, pipe)
- min_cdclk = max(state->min_cdclk[pipe], min_cdclk);
+ min_cdclk = max(state->cdclk.min_cdclk[pipe], min_cdclk);
return min_cdclk;
}
@@ -2095,10 +2107,10 @@ static int bxt_compute_min_voltage_level(struct
intel_atomic_state *state)
else
min_voltage_level = 0;
- if (state->min_voltage_level[i] == min_voltage_level)
+ if (state->cdclk.min_voltage_level[i] == min_voltage_level)
continue;
- state->min_voltage_level[i] = min_voltage_level;
+ state->cdclk.min_voltage_level[i] = min_voltage_level;
ret = intel_atomic_lock_global_state(state);
if (ret)
@@ -2107,7 +2119,7 @@ static int bxt_compute_min_voltage_level(struct
intel_atomic_state *state)
min_voltage_level = 0;
for_each_pipe(dev_priv, pipe)
- min_voltage_level = max(state->min_voltage_level[pipe],
+ min_voltage_level = max(state->cdclk.min_voltage_level[pipe],
min_voltage_level);
return min_voltage_level;
@@ -2341,10 +2353,10 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state
*state)
enum pipe pipe;
int ret;
- memcpy(state->min_cdclk, dev_priv->min_cdclk,
- sizeof(state->min_cdclk));
- memcpy(state->min_voltage_level, dev_priv->min_voltage_level,
- sizeof(state->min_voltage_level));
+ memcpy(state->cdclk.min_cdclk, dev_priv->cdclk.min_cdclk,
+ sizeof(state->cdclk.min_cdclk));
+ memcpy(state->cdclk.min_voltage_level,
dev_priv->cdclk.min_voltage_level,
+ sizeof(state->cdclk.min_voltage_level));
/* keep the current setting */
if (!state->cdclk.force_min_cdclk_changed)
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.h
b/drivers/gpu/drm/i915/display/intel_cdclk.h
index cf71394cc79c..3f3773c582ae 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.h
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.h
@@ -31,6 +31,7 @@ void intel_update_cdclk(struct drm_i915_private *dev_priv);
void intel_update_rawclk(struct drm_i915_private *dev_priv);
bool intel_cdclk_needs_modeset(const struct intel_cdclk_state *a,
const struct intel_cdclk_state *b);
+void intel_cdclk_clear_state(struct intel_atomic_state *state);
void intel_cdclk_swap_state(struct intel_atomic_state *state);
void
intel_set_cdclk_pre_plane_update(struct drm_i915_private *dev_priv,
diff --git a/drivers/gpu/drm/i915/display/intel_display.c
b/drivers/gpu/drm/i915/display/intel_display.c
index 930e9256596c..f3f9fe94ed41 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -7547,8 +7547,8 @@ static void intel_crtc_disable_noatomic(struct intel_crtc
*crtc,
crtc->enabled_power_domains = 0;
dev_priv->active_pipes &= ~BIT(pipe);
- dev_priv->min_cdclk[pipe] = 0;
- dev_priv->min_voltage_level[pipe] = 0;
+ dev_priv->cdclk.min_cdclk[pipe] = 0;
+ dev_priv->cdclk.min_voltage_level[pipe] = 0;
bw_state->data_rate[pipe] = 0;
bw_state->num_active_planes[pipe] = 0;
@@ -18251,8 +18251,8 @@ static void intel_modeset_readout_hw_state(struct
drm_device *dev)
min_cdclk = 0;
}
- dev_priv->min_cdclk[crtc->pipe] = min_cdclk;
- dev_priv->min_voltage_level[crtc->pipe] =
+ dev_priv->cdclk.min_cdclk[crtc->pipe] = min_cdclk;
+ dev_priv->cdclk.min_voltage_level[crtc->pipe] =
crtc_state->min_voltage_level;
intel_bw_crtc_update(bw_state, crtc_state);
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h
b/drivers/gpu/drm/i915/display/intel_display_types.h
index 2d8491590501..a6b95a8ab323 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -477,6 +477,12 @@ struct intel_atomic_state {
int force_min_cdclk;
bool force_min_cdclk_changed;
+
+ /* minimum acceptable cdclk for each pipe */
+ int min_cdclk[I915_MAX_PIPES];
+ /* minimum acceptable voltage level for each pipe */
+ u8 min_voltage_level[I915_MAX_PIPES];
+
/* pipe to which cd2x update is synchronized */
enum pipe pipe;
} cdclk;
@@ -494,10 +500,6 @@ struct intel_atomic_state {
u8 active_pipe_changes;
u8 active_pipes;
- /* minimum acceptable cdclk for each pipe */
- int min_cdclk[I915_MAX_PIPES];
- /* minimum acceptable voltage level for each pipe */
- u8 min_voltage_level[I915_MAX_PIPES];
struct intel_shared_dpll_state shared_dpll[I915_NUM_PLLS];
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index a7f6275a79e6..650f42bd9cfb 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1027,6 +1027,11 @@ struct drm_i915_private {
const struct intel_cdclk_vals *table;
int force_min_cdclk;
+
+ /* minimum acceptable cdclk for each pipe */
+ int min_cdclk[I915_MAX_PIPES];
+ /* minimum acceptable voltage level for each pipe */
+ u8 min_voltage_level[I915_MAX_PIPES];
} cdclk;
/**
@@ -1087,10 +1092,6 @@ struct drm_i915_private {
* any crtc lock is sufficient, for writing must hold all of them.
*/
u8 active_pipes;
- /* minimum acceptable cdclk for each pipe */
- int min_cdclk[I915_MAX_PIPES];
- /* minimum acceptable voltage level for each pipe */
- u8 min_voltage_level[I915_MAX_PIPES];
int dpio_phy_iosf_port[I915_NUM_PHYS_VLV];
--
2.24.1
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