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authorDave Airlie <airlied@redhat.com>2021-12-17 15:23:45 +1000
committerDave Airlie <airlied@redhat.com>2021-12-17 15:23:49 +1000
commiteacef9fd61dcf5eac8b775bb1814042e78a5c42d (patch)
tree05776fa3a8ba0bbcf7853f59edb4e8b06609af7b /drivers/gpu
parent244a36e50da05c33b860d20638ee4628017a5334 (diff)
parent96db14432d979532be4cb6d5d52a127317e68b3f (diff)
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Merge tag 'drm-intel-next-2021-12-14' of ssh://git.freedesktop.org/git/drm/drm-intel into drm-next
drm/i915 feature pull #2 for v5.17: Features and functionality: - Add eDP privacy screen support (Hans) - Add Raptor Lake S (RPL-S) support (Anusha) - Add CD clock squashing support (Mika) - Properly support ADL-P without force probe (Clint) - Enable pipe color support (10 bit gamma) for display 13 platforms (Uma) - Update ADL-P DMC firmware to v2.14 (Madhumitha) Refactoring and cleanups: - More FBC refactoring preparing for multiple FBC instances (Ville) - Plane register cleanups (Ville) - Header refactoring and include cleanups (Jani) - Crtc helper and vblank wait function cleanups (Jani, Ville) - Move pipe/transcoder/abox masks under intel_device_info.display (Ville) Fixes: - Add a delay to let eDP source OUI write take effect (Lyude) - Use div32 version of MPLLB word clock for UHBR on SNPS PHY (Jani) - Fix DMC firmware loader overflow check (Harshit Mogalapalli) - Fully disable FBC on FIFO underruns (Ville) - Disable FBC with double wide pipe as mutually exclusive (Ville) - DG2 workarounds (Matt) - Non-x86 build fixes (Siva) - Fix HDR plane max width for NV12 (Vidya) - Disable IRQ for selftest timestamp calculation (Anshuman) - ADL-P VBT DDC pin mapping fix (Tejas) Merges: - Backmerge drm-next for privacy screen plumbing (Jani) Signed-off-by: Dave Airlie <airlied@redhat.com> From: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/87ee6f5h9u.fsf@intel.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/Makefile1
-rw-r--r--drivers/gpu/drm/i915/display/g4x_dp.c1
-rw-r--r--drivers/gpu/drm/i915/display/g4x_hdmi.c1
-rw-r--r--drivers/gpu/drm/i915/display/i9xx_plane.c15
-rw-r--r--drivers/gpu/drm/i915/display/intel_atomic.c1
-rw-r--r--drivers/gpu/drm/i915/display/intel_atomic_plane.c7
-rw-r--r--drivers/gpu/drm/i915/display/intel_audio.c3
-rw-r--r--drivers/gpu/drm/i915/display/intel_bios.c14
-rw-r--r--drivers/gpu/drm/i915/display/intel_cdclk.c200
-rw-r--r--drivers/gpu/drm/i915/display/intel_cdclk.h10
-rw-r--r--drivers/gpu/drm/i915/display/intel_color.c23
-rw-r--r--drivers/gpu/drm/i915/display/intel_crt.c6
-rw-r--r--drivers/gpu/drm/i915/display/intel_crtc.c48
-rw-r--r--drivers/gpu/drm/i915/display/intel_crtc.h7
-rw-r--r--drivers/gpu/drm/i915/display/intel_ddi.c16
-rw-r--r--drivers/gpu/drm/i915/display/intel_ddi_buf_trans.c94
-rw-r--r--drivers/gpu/drm/i915/display/intel_display.c153
-rw-r--r--drivers/gpu/drm/i915/display/intel_display.h30
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_debugfs.c54
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_power.c4
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_trace.c9
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_trace.h587
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_types.h76
-rw-r--r--drivers/gpu/drm/i915/display/intel_dmc.c10
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp.c3
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_aux_backlight.c1
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp_link_training.c2
-rw-r--r--drivers/gpu/drm/i915/display/intel_dpll.c2
-rw-r--r--drivers/gpu/drm/i915/display/intel_dsi.c2
-rw-r--r--drivers/gpu/drm/i915/display/intel_fb.c11
-rw-r--r--drivers/gpu/drm/i915/display/intel_fb.h2
-rw-r--r--drivers/gpu/drm/i915/display/intel_fb_pin.c10
-rw-r--r--drivers/gpu/drm/i915/display/intel_fbc.c1177
-rw-r--r--drivers/gpu/drm/i915/display/intel_fbc.h16
-rw-r--r--drivers/gpu/drm/i915/display/intel_fdi.c5
-rw-r--r--drivers/gpu/drm/i915/display/intel_fifo_underrun.c14
-rw-r--r--drivers/gpu/drm/i915/display/intel_frontbuffer.c7
-rw-r--r--drivers/gpu/drm/i915/display/intel_frontbuffer.h2
-rw-r--r--drivers/gpu/drm/i915/display/intel_plane_initial.c5
-rw-r--r--drivers/gpu/drm/i915/display/intel_psr.h11
-rw-r--r--drivers/gpu/drm/i915/display/intel_quirks.c1
-rw-r--r--drivers/gpu/drm/i915/display/intel_sdvo.c2
-rw-r--r--drivers/gpu/drm/i915/display/intel_snps_phy.c2
-rw-r--r--drivers/gpu/drm/i915/display/intel_sprite.c34
-rw-r--r--drivers/gpu/drm/i915/display/intel_tv.c8
-rw-r--r--drivers/gpu/drm/i915/display/intel_vbt_defs.h7
-rw-r--r--drivers/gpu/drm/i915/display/intel_vdsc.c17
-rw-r--r--drivers/gpu/drm/i915/display/skl_universal_plane.c61
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_mman.c1
-rw-r--r--drivers/gpu/drm/i915/gt/intel_reset.c2
-rw-r--r--drivers/gpu/drm/i915/gt/selftest_gt_pm.c4
-rw-r--r--drivers/gpu/drm/i915/gt/uc/intel_uc.c2
-rw-r--r--drivers/gpu/drm/i915/gvt/fb_decoder.c2
-rw-r--r--drivers/gpu/drm/i915/i915_active_types.h2
-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c1
-rw-r--r--drivers/gpu/drm/i915/i915_driver.c1
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h210
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c8
-rw-r--r--drivers/gpu/drm/i915/i915_mm.c28
-rw-r--r--drivers/gpu/drm/i915/i915_mm.h35
-rw-r--r--drivers/gpu/drm/i915/i915_pci.c91
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h48
-rw-r--r--drivers/gpu/drm/i915/i915_trace.h577
-rw-r--r--drivers/gpu/drm/i915/intel_device_info.c31
-rw-r--r--drivers/gpu/drm/i915/intel_device_info.h12
-rw-r--r--drivers/gpu/drm/i915/intel_pch.c1
-rw-r--r--drivers/gpu/drm/i915/intel_pch.h1
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c41
-rw-r--r--drivers/gpu/drm/i915/intel_pm_types.h76
-rw-r--r--drivers/gpu/drm/i915/pxp/intel_pxp.c5
-rw-r--r--drivers/gpu/drm/i915/pxp/intel_pxp.h15
-rw-r--r--drivers/gpu/drm/i915/pxp/intel_pxp_types.h2
72 files changed, 2073 insertions, 1895 deletions
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 3b5857da4123..6ddd2d2bbaaf 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -259,6 +259,7 @@ i915-y += \
display/intel_crt.o \
display/intel_ddi.o \
display/intel_ddi_buf_trans.o \
+ display/intel_display_trace.o \
display/intel_dp.o \
display/intel_dp_aux.o \
display/intel_dp_aux_backlight.o \
diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c
index dc41868d01ef..f37677df6ebf 100644
--- a/drivers/gpu/drm/i915/display/g4x_dp.c
+++ b/drivers/gpu/drm/i915/display/g4x_dp.c
@@ -9,6 +9,7 @@
#include "intel_audio.h"
#include "intel_backlight.h"
#include "intel_connector.h"
+#include "intel_crtc.h"
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_dp.h"
diff --git a/drivers/gpu/drm/i915/display/g4x_hdmi.c b/drivers/gpu/drm/i915/display/g4x_hdmi.c
index f5b4dd5b4275..06e00b1eaa7c 100644
--- a/drivers/gpu/drm/i915/display/g4x_hdmi.c
+++ b/drivers/gpu/drm/i915/display/g4x_hdmi.c
@@ -8,6 +8,7 @@
#include "g4x_hdmi.h"
#include "intel_audio.h"
#include "intel_connector.h"
+#include "intel_crtc.h"
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_dpio_phy.h"
diff --git a/drivers/gpu/drm/i915/display/i9xx_plane.c b/drivers/gpu/drm/i915/display/i9xx_plane.c
index 2194f74101ae..85950ff67609 100644
--- a/drivers/gpu/drm/i915/display/i9xx_plane.c
+++ b/drivers/gpu/drm/i915/display/i9xx_plane.c
@@ -13,6 +13,7 @@
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_fb.h"
+#include "intel_fbc.h"
#include "intel_sprite.h"
#include "i9xx_plane.h"
@@ -120,6 +121,15 @@ static bool i9xx_plane_has_fbc(struct drm_i915_private *dev_priv,
return i9xx_plane == PLANE_A;
}
+static struct intel_fbc *i9xx_plane_fbc(struct drm_i915_private *dev_priv,
+ enum i9xx_plane_id i9xx_plane)
+{
+ if (i9xx_plane_has_fbc(dev_priv, i9xx_plane))
+ return dev_priv->fbc;
+ else
+ return NULL;
+}
+
static bool i9xx_plane_has_windowing(struct intel_plane *plane)
{
struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
@@ -807,10 +817,7 @@ intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe)
plane->id = PLANE_PRIMARY;
plane->frontbuffer_bit = INTEL_FRONTBUFFER(pipe, plane->id);
- if (i9xx_plane_has_fbc(dev_priv, plane->i9xx_plane))
- plane->fbc = &dev_priv->fbc;
- if (plane->fbc)
- plane->fbc->possible_framebuffer_bits |= plane->frontbuffer_bit;
+ intel_fbc_add_plane(i9xx_plane_fbc(dev_priv, plane->i9xx_plane), plane);
if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) {
formats = vlv_primary_formats;
diff --git a/drivers/gpu/drm/i915/display/intel_atomic.c b/drivers/gpu/drm/i915/display/intel_atomic.c
index b4e7ac51aa31..a62550711e98 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic.c
@@ -139,6 +139,7 @@ int intel_digital_connector_atomic_check(struct drm_connector *conn,
new_conn_state->base.picture_aspect_ratio != old_conn_state->base.picture_aspect_ratio ||
new_conn_state->base.content_type != old_conn_state->base.content_type ||
new_conn_state->base.scaling_mode != old_conn_state->base.scaling_mode ||
+ new_conn_state->base.privacy_screen_sw_state != old_conn_state->base.privacy_screen_sw_state ||
!drm_connector_atomic_hdr_metadata_equal(old_state, new_state))
crtc_state->mode_changed = true;
diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
index e3a0bfb7be84..89005628cc3a 100644
--- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c
+++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c
@@ -35,15 +35,16 @@
#include <drm/drm_fourcc.h>
#include <drm/drm_plane_helper.h>
-#include "i915_trace.h"
+#include "gt/intel_rps.h"
+
#include "intel_atomic_plane.h"
#include "intel_cdclk.h"
+#include "intel_display_trace.h"
#include "intel_display_types.h"
#include "intel_fb.h"
#include "intel_fb_pin.h"
#include "intel_pm.h"
#include "intel_sprite.h"
-#include "gt/intel_rps.h"
static void intel_plane_state_reset(struct intel_plane_state *plane_state,
struct intel_plane *plane)
@@ -395,7 +396,7 @@ int intel_plane_atomic_check(struct intel_atomic_state *state,
const struct intel_plane_state *old_plane_state =
intel_atomic_get_old_plane_state(state, plane);
const struct intel_plane_state *new_master_plane_state;
- struct intel_crtc *crtc = intel_get_crtc_for_pipe(i915, plane->pipe);
+ struct intel_crtc *crtc = intel_crtc_for_pipe(i915, plane->pipe);
const struct intel_crtc_state *old_crtc_state =
intel_atomic_get_old_crtc_state(state, crtc);
struct intel_crtc_state *new_crtc_state =
diff --git a/drivers/gpu/drm/i915/display/intel_audio.c b/drivers/gpu/drm/i915/display/intel_audio.c
index 03c3111ebdf0..3bdca0fe2cee 100644
--- a/drivers/gpu/drm/i915/display/intel_audio.c
+++ b/drivers/gpu/drm/i915/display/intel_audio.c
@@ -31,6 +31,7 @@
#include "intel_atomic.h"
#include "intel_audio.h"
#include "intel_cdclk.h"
+#include "intel_crtc.h"
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_lpe_audio.h"
@@ -1019,7 +1020,7 @@ static void glk_force_audio_cdclk(struct drm_i915_private *dev_priv,
struct intel_crtc *crtc;
int ret;
- crtc = intel_get_first_crtc(dev_priv);
+ crtc = intel_first_crtc(dev_priv);
if (!crtc)
return;
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 2b1423a43437..9d989c9f5da4 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -1555,12 +1555,24 @@ static const u8 gen9bc_tgp_ddc_pin_map[] = {
[DDC_BUS_DDI_D] = GMBUS_PIN_10_TC2_ICP,
};
+static const u8 adlp_ddc_pin_map[] = {
+ [ICL_DDC_BUS_DDI_A] = GMBUS_PIN_1_BXT,
+ [ICL_DDC_BUS_DDI_B] = GMBUS_PIN_2_BXT,
+ [ADLP_DDC_BUS_PORT_TC1] = GMBUS_PIN_9_TC1_ICP,
+ [ADLP_DDC_BUS_PORT_TC2] = GMBUS_PIN_10_TC2_ICP,
+ [ADLP_DDC_BUS_PORT_TC3] = GMBUS_PIN_11_TC3_ICP,
+ [ADLP_DDC_BUS_PORT_TC4] = GMBUS_PIN_12_TC4_ICP,
+};
+
static u8 map_ddc_pin(struct drm_i915_private *i915, u8 vbt_pin)
{
const u8 *ddc_pin_map;
int n_entries;
- if (IS_ALDERLAKE_S(i915)) {
+ if (IS_ALDERLAKE_P(i915)) {
+ ddc_pin_map = adlp_ddc_pin_map;
+ n_entries = ARRAY_SIZE(adlp_ddc_pin_map);
+ } else if (IS_ALDERLAKE_S(i915)) {
ddc_pin_map = adls_ddc_pin_map;
n_entries = ARRAY_SIZE(adls_ddc_pin_map);
} else if (INTEL_PCH_TYPE(i915) >= PCH_DG1) {
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 91c19e0a98d7..c30cf8d2b835 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -24,9 +24,11 @@
#include <linux/time.h>
#include "intel_atomic.h"
+#include "intel_atomic_plane.h"
#include "intel_audio.h"
#include "intel_bw.h"
#include "intel_cdclk.h"
+#include "intel_crtc.h"
#include "intel_de.h"
#include "intel_display_types.h"
#include "intel_pcode.h"
@@ -67,7 +69,7 @@ void intel_cdclk_get_cdclk(struct drm_i915_private *dev_priv,
dev_priv->cdclk_funcs->get_cdclk(dev_priv, cdclk_config);
}
-int intel_cdclk_bw_calc_min_cdclk(struct intel_atomic_state *state)
+static int intel_cdclk_bw_calc_min_cdclk(struct intel_atomic_state *state)
{
struct drm_i915_private *dev_priv = to_i915(state->base.dev);
return dev_priv->cdclk_funcs->bw_calc_min_cdclk(state);
@@ -1212,6 +1214,19 @@ static void skl_cdclk_uninit_hw(struct drm_i915_private *dev_priv)
skl_set_cdclk(dev_priv, &cdclk_config, INVALID_PIPE);
}
+static bool has_cdclk_squasher(struct drm_i915_private *i915)
+{
+ return IS_DG2(i915);
+}
+
+struct intel_cdclk_vals {
+ u32 cdclk;
+ u16 refclk;
+ u16 waveform;
+ u8 divider; /* CD2X divider * 2 */
+ u8 ratio;
+};
+
static const struct intel_cdclk_vals bxt_cdclk_table[] = {
{ .refclk = 19200, .cdclk = 144000, .divider = 8, .ratio = 60 },
{ .refclk = 19200, .cdclk = 288000, .divider = 4, .ratio = 60 },
@@ -1313,12 +1328,19 @@ static const struct intel_cdclk_vals adlp_cdclk_table[] = {
};
static const struct intel_cdclk_vals dg2_cdclk_table[] = {
- { .refclk = 38400, .cdclk = 172800, .divider = 2, .ratio = 9 },
- { .refclk = 38400, .cdclk = 192000, .divider = 2, .ratio = 10 },
- { .refclk = 38400, .cdclk = 307200, .divider = 2, .ratio = 16 },
- { .refclk = 38400, .cdclk = 326400, .divider = 4, .ratio = 34 },
- { .refclk = 38400, .cdclk = 556800, .divider = 2, .ratio = 29 },
- { .refclk = 38400, .cdclk = 652800, .divider = 2, .ratio = 34 },
+ { .refclk = 38400, .cdclk = 163200, .divider = 2, .ratio = 34, .waveform = 0x8888 },
+ { .refclk = 38400, .cdclk = 204000, .divider = 2, .ratio = 34, .waveform = 0x9248 },
+ { .refclk = 38400, .cdclk = 244800, .divider = 2, .ratio = 34, .waveform = 0xa4a4 },
+ { .refclk = 38400, .cdclk = 285600, .divider = 2, .ratio = 34, .waveform = 0xa54a },
+ { .refclk = 38400, .cdclk = 326400, .divider = 2, .ratio = 34, .waveform = 0xaaaa },
+ { .refclk = 38400, .cdclk = 367200, .divider = 2, .ratio = 34, .waveform = 0xad5a },
+ { .refclk = 38400, .cdclk = 408000, .divider = 2, .ratio = 34, .waveform = 0xb6b6 },
+ { .refclk = 38400, .cdclk = 448800, .divider = 2, .ratio = 34, .waveform = 0xdbb6 },
+ { .refclk = 38400, .cdclk = 489600, .divider = 2, .ratio = 34, .waveform = 0xeeee },
+ { .refclk = 38400, .cdclk = 530400, .divider = 2, .ratio = 34, .waveform = 0xf7de },
+ { .refclk = 38400, .cdclk = 571200, .divider = 2, .ratio = 34, .waveform = 0xfefe },
+ { .refclk = 38400, .cdclk = 612000, .divider = 2, .ratio = 34, .waveform = 0xfffe },
+ { .refclk = 38400, .cdclk = 652800, .divider = 2, .ratio = 34, .waveform = 0xffff },
{}
};
@@ -1454,6 +1476,7 @@ static void bxt_de_pll_readout(struct drm_i915_private *dev_priv,
static void bxt_get_cdclk(struct drm_i915_private *dev_priv,
struct intel_cdclk_config *cdclk_config)
{
+ u32 squash_ctl = 0;
u32 divider;
int div;
@@ -1491,7 +1514,21 @@ static void bxt_get_cdclk(struct drm_i915_private *dev_priv,
return;
}
- cdclk_config->cdclk = DIV_ROUND_CLOSEST(cdclk_config->vco, div);
+ if (has_cdclk_squasher(dev_priv))
+ squash_ctl = intel_de_read(dev_priv, CDCLK_SQUASH_CTL);
+
+ if (squash_ctl & CDCLK_SQUASH_ENABLE) {
+ u16 waveform;
+ int size;
+
+ size = REG_FIELD_GET(CDCLK_SQUASH_WINDOW_SIZE_MASK, squash_ctl) + 1;
+ waveform = REG_FIELD_GET(CDCLK_SQUASH_WAVEFORM_MASK, squash_ctl) >> (16 - size);
+
+ cdclk_config->cdclk = DIV_ROUND_CLOSEST(hweight16(waveform) *
+ cdclk_config->vco, size * div);
+ } else {
+ cdclk_config->cdclk = DIV_ROUND_CLOSEST(cdclk_config->vco, div);
+ }
out:
/*
@@ -1626,6 +1663,26 @@ static u32 bxt_cdclk_cd2x_div_sel(struct drm_i915_private *dev_priv,
}
}
+static u32 cdclk_squash_waveform(struct drm_i915_private *dev_priv,
+ int cdclk)
+{
+ const struct intel_cdclk_vals *table = dev_priv->cdclk.table;
+ int i;
+
+ if (cdclk == dev_priv->cdclk.hw.bypass)
+ return 0;
+
+ for (i = 0; table[i].refclk; i++)
+ if (table[i].refclk == dev_priv->cdclk.hw.ref &&
+ table[i].cdclk == cdclk)
+ return table[i].waveform;
+
+ drm_WARN(&dev_priv->drm, 1, "cdclk %d not valid for refclk %u\n",
+ cdclk, dev_priv->cdclk.hw.ref);
+
+ return 0xffff;
+}
+
static void bxt_set_cdclk(struct drm_i915_private *dev_priv,
const struct intel_cdclk_config *cdclk_config,
enum pipe pipe)
@@ -1633,6 +1690,8 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv,
int cdclk = cdclk_config->cdclk;
int vco = cdclk_config->vco;
u32 val;
+ u16 waveform;
+ int clock;
int ret;
/* Inform power controller of upcoming frequency change. */
@@ -1676,7 +1735,24 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv,
bxt_de_pll_enable(dev_priv, vco);
}
- val = bxt_cdclk_cd2x_div_sel(dev_priv, cdclk, vco) |
+ waveform = cdclk_squash_waveform(dev_priv, cdclk);
+
+ if (waveform)
+ clock = vco / 2;
+ else
+ clock = cdclk;
+
+ if (has_cdclk_squasher(dev_priv)) {
+ u32 squash_ctl = 0;
+
+ if (waveform)
+ squash_ctl = CDCLK_SQUASH_ENABLE |
+ CDCLK_SQUASH_WINDOW_SIZE(0xf) | waveform;
+
+ intel_de_write(dev_priv, CDCLK_SQUASH_CTL, squash_ctl);
+ }
+
+ val = bxt_cdclk_cd2x_div_sel(dev_priv, clock, vco) |
bxt_cdclk_cd2x_pipe(dev_priv, pipe) |
skl_cdclk_decimal(cdclk);
@@ -1690,7 +1766,7 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv,
intel_de_write(dev_priv, CDCLK_CTL, val);
if (pipe != INVALID_PIPE)
- intel_wait_for_vblank(dev_priv, pipe);
+ intel_crtc_wait_for_next_vblank(intel_crtc_for_pipe(dev_priv, pipe));
if (DISPLAY_VER(dev_priv) >= 11) {
ret = sandybridge_pcode_write(dev_priv, SKL_PCODE_CDCLK_CONTROL,
@@ -1728,7 +1804,7 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv,
static void bxt_sanitize_cdclk(struct drm_i915_private *dev_priv)
{
u32 cdctl, expected;
- int cdclk, vco;
+ int cdclk, clock, vco;
intel_update_cdclk(dev_priv);
intel_dump_cdclk_config(&dev_priv->cdclk.hw, "Current CDCLK");
@@ -1764,8 +1840,12 @@ static void bxt_sanitize_cdclk(struct drm_i915_private *dev_priv)
expected = skl_cdclk_decimal(cdclk);
/* Figure out what CD2X divider we should be using for this cdclk */
- expected |= bxt_cdclk_cd2x_div_sel(dev_priv,
- dev_priv->cdclk.hw.cdclk,
+ if (has_cdclk_squasher(dev_priv))
+ clock = dev_priv->cdclk.hw.vco / 2;
+ else
+ clock = dev_priv->cdclk.hw.cdclk;
+
+ expected |= bxt_cdclk_cd2x_div_sel(dev_priv, clock,
dev_priv->cdclk.hw.vco);
/*
@@ -1881,6 +1961,25 @@ static bool intel_cdclk_can_crawl(struct drm_i915_private *dev_priv,
a->ref == b->ref;
}
+static bool intel_cdclk_can_squash(struct drm_i915_private *dev_priv,
+ const struct intel_cdclk_config *a,
+ const struct intel_cdclk_config *b)
+{
+ /*
+ * FIXME should store a bit more state in intel_cdclk_config
+ * to differentiate squasher vs. cd2x divider properly. For
+ * the moment all platforms with squasher use a fixed cd2x
+ * divider.
+ */
+ if (!has_cdclk_squasher(dev_priv))
+ return false;
+
+ return a->cdclk != b->cdclk &&