From: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Subject: [PATCH v4 10/11] drm/i915/mtl: Update CHICKEN_TRANS* register addresses
Date: Thu, 1 Sep 2022 23:03:41 -0700 [thread overview]
Message-ID: <20220902060342.151824-11-radhakrishna.sripada@intel.com> (raw)
In-Reply-To: <20220902060342.151824-1-radhakrishna.sripada@intel.com>
From: Madhumitha Tolakanahalli Pradeep <madhumitha.tolakanahalli.pradeep@intel.com>
In Display version 14, Transcoder Chicken Registers have updated address.
This patch performs checks to use the right register when required.
v2: Omit display version check in i915_reg.h(Jani)
Bspec: 34387, 50054
Cc: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Madhumitha Tolakanahalli Pradeep <madhumitha.tolakanahalli.pradeep@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
---
drivers/gpu/drm/i915/display/intel_display.c | 14 ++++++++---
drivers/gpu/drm/i915/display/intel_dp_mst.c | 5 +++-
drivers/gpu/drm/i915/display/intel_psr.c | 6 +++--
drivers/gpu/drm/i915/i915_reg.h | 25 +++++++++++++++-----
4 files changed, 38 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index be7cff722196..a3d0d12084a9 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -618,7 +618,10 @@ void intel_disable_transcoder(const struct intel_crtc_state *old_crtc_state)
if (!IS_I830(dev_priv))
val &= ~PIPECONF_ENABLE;
- if (DISPLAY_VER(dev_priv) >= 12)
+ if (DISPLAY_VER(dev_priv) >= 14)
+ intel_de_rmw(dev_priv, MTL_CHICKEN_TRANS(cpu_transcoder),
+ FECSTALL_DIS_DPTSTREAM_DPTTG, 0);
+ else if (DISPLAY_VER(dev_priv) >= 12)
intel_de_rmw(dev_priv, CHICKEN_TRANS(cpu_transcoder),
FECSTALL_DIS_DPTSTREAM_DPTTG, 0);
@@ -1838,7 +1841,9 @@ static void hsw_set_frame_start_delay(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);
- i915_reg_t reg = CHICKEN_TRANS(crtc_state->cpu_transcoder);
+ enum transcoder transcoder = crtc_state->cpu_transcoder;
+ i915_reg_t reg = DISPLAY_VER(dev_priv) >= 14 ? MTL_CHICKEN_TRANS(transcoder) :
+ CHICKEN_TRANS(transcoder);
u32 val;
val = intel_de_read(dev_priv, reg);
@@ -4033,6 +4038,7 @@ static bool hsw_get_pipe_config(struct intel_crtc *crtc,
{
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
struct intel_display_power_domain_set power_domain_set = { };
+ i915_reg_t reg;
bool active;
u32 tmp;
@@ -4124,7 +4130,9 @@ static bool hsw_get_pipe_config(struct intel_crtc *crtc,
}
if (!transcoder_is_dsi(pipe_config->cpu_transcoder)) {
- tmp = intel_de_read(dev_priv, CHICKEN_TRANS(pipe_config->cpu_transcoder));
+ reg = DISPLAY_VER(dev_priv) >= 14 ? MTL_CHICKEN_TRANS(pipe_config->cpu_transcoder) :
+ CHICKEN_TRANS(pipe_config->cpu_transcoder);
+ tmp = intel_de_read(dev_priv, reg);
pipe_config->framestart_delay = REG_FIELD_GET(HSW_FRAME_START_DELAY_MASK, tmp) + 1;
} else {
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index 13abe2b2170e..298004cae5a5 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -568,7 +568,10 @@ static void intel_mst_enable_dp(struct intel_atomic_state *state,
drm_dp_add_payload_part2(&intel_dp->mst_mgr, &state->base,
drm_atomic_get_mst_payload_state(mst_state, connector->port));
- if (DISPLAY_VER(dev_priv) >= 12 && pipe_config->fec_enable)
+ if (DISPLAY_VER(dev_priv) >= 14 && pipe_config->fec_enable)
+ intel_de_rmw(dev_priv, MTL_CHICKEN_TRANS(trans), 0,
+ FECSTALL_DIS_DPTSTREAM_DPTTG);
+ else if (DISPLAY_VER(dev_priv) >= 12 && pipe_config->fec_enable)
intel_de_rmw(dev_priv, CHICKEN_TRANS(trans), 0,
FECSTALL_DIS_DPTSTREAM_DPTTG);
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 079b7d3d0c53..da2d0661b630 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1139,7 +1139,8 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp,
if (intel_dp->psr.psr2_enabled) {
if (DISPLAY_VER(dev_priv) == 9)
- intel_de_rmw(dev_priv, CHICKEN_TRANS(cpu_transcoder), 0,
+ intel_de_rmw(dev_priv,
+ CHICKEN_TRANS(cpu_transcoder), 0,
PSR2_VSC_ENABLE_PROG_HEADER |
PSR2_ADD_VERTICAL_LINE_COUNT);
@@ -1149,7 +1150,8 @@ static void intel_psr_enable_source(struct intel_dp *intel_dp,
* cause issues if non-supported panels are used.
*/
if (IS_ALDERLAKE_P(dev_priv))
- intel_de_rmw(dev_priv, CHICKEN_TRANS(cpu_transcoder), 0,
+ intel_de_rmw(dev_priv,
+ CHICKEN_TRANS(cpu_transcoder), 0,
ADLP_1_BASED_X_GRANULARITY);
/* Wa_16011168373:adl-p */
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index f9237586ab4f..8be7685e8a3e 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -5717,17 +5717,30 @@
#define SKL_PLANE1_STRETCH_MAX_X1 REG_FIELD_PREP(SKL_PLANE1_STRETCH_MAX_MASK, 3)
#define CHICKEN_PIPESL_1(pipe) _MMIO_PIPE(pipe, _CHICKEN_PIPESL_1_A, _CHICKEN_PIPESL_1_B)
+#define _MTL_CHICKEN_TRANS_A 0x604e0
+#define _MTL_CHICKEN_TRANS_B 0x614e0
+#define _MTL_CHICKEN_TRANS_C 0x624e0
+#define _MTL_CHICKEN_TRANS_D 0x634e0
+
#define _CHICKEN_TRANS_A 0x420c0
#define _CHICKEN_TRANS_B 0x420c4
#define _CHICKEN_TRANS_C 0x420c8
#define _CHICKEN_TRANS_EDP 0x420cc
#define _CHICKEN_TRANS_D 0x420d8
-#define CHICKEN_TRANS(trans) _MMIO(_PICK((trans), \
- [TRANSCODER_EDP] = _CHICKEN_TRANS_EDP, \
- [TRANSCODER_A] = _CHICKEN_TRANS_A, \
- [TRANSCODER_B] = _CHICKEN_TRANS_B, \
- [TRANSCODER_C] = _CHICKEN_TRANS_C, \
- [TRANSCODER_D] = _CHICKEN_TRANS_D))
+
+#define CHICKEN_TRANS(trans) _MMIO(_PICK((trans), \
+ [TRANSCODER_EDP] = _CHICKEN_TRANS_EDP, \
+ [TRANSCODER_A] = _CHICKEN_TRANS_A, \
+ [TRANSCODER_B] = _CHICKEN_TRANS_B, \
+ [TRANSCODER_C] = _CHICKEN_TRANS_C, \
+ [TRANSCODER_D] = _CHICKEN_TRANS_D))
+
+#define MTL_CHICKEN_TRANS(trans) _MMIO(_PICK((trans), \
+ [TRANSCODER_A] = _MTL_CHICKEN_TRANS_A, \
+ [TRANSCODER_B] = _MTL_CHICKEN_TRANS_B, \
+ [TRANSCODER_C] = _MTL_CHICKEN_TRANS_C, \
+ [TRANSCODER_D] = _MTL_CHICKEN_TRANS_D))
+
#define HSW_FRAME_START_DELAY_MASK REG_GENMASK(28, 27)
#define HSW_FRAME_START_DELAY(x) REG_FIELD_PREP(HSW_FRAME_START_DELAY_MASK, x)
#define VSC_DATA_SEL_SOFTWARE_CONTROL REG_BIT(25) /* GLK */
--
2.34.1
next prev parent reply other threads:[~2022-09-02 6:05 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-02 6:03 [PATCH v4 00/11] Initial Meteorlake Support Radhakrishna Sripada
2022-09-02 6:03 ` [PATCH v4 01/11] drm/i915: Move display and media IP version to runtime info Radhakrishna Sripada
2022-09-02 16:49 ` kernel test robot
2022-09-02 22:10 ` [PATCH v4.1] " Radhakrishna Sripada
2022-09-08 17:21 ` Matt Roper
2022-09-02 6:03 ` [PATCH v4 02/11] drm/i915: Read graphics/media/display arch version from hw Radhakrishna Sripada
2022-09-07 20:49 ` [Intel-gfx] " Lucas De Marchi
2022-09-07 22:13 ` Matt Roper
2022-09-07 22:21 ` Lucas De Marchi
2022-09-07 22:38 ` Sripada, Radhakrishna
2022-09-07 23:32 ` [PATCH v4.1] " Radhakrishna Sripada
2022-09-02 6:03 ` [PATCH v4 03/11] drm/i915: Parse and set stepping for platforms with GMD Radhakrishna Sripada
2022-09-08 17:42 ` [Intel-gfx] " Matt Roper
2022-09-02 6:03 ` [PATCH v4 04/11] drm/i915/mtl: Define engine context layouts Radhakrishna Sripada
2022-09-06 12:16 ` Balasubramani Vivekanandan
2022-09-07 23:33 ` [PATCH v4.1] " Radhakrishna Sripada
2022-09-08 18:00 ` [Intel-gfx] " Matt Roper
2022-09-02 6:03 ` [PATCH v4 05/11] drm/i915/mtl: Add gmbus and gpio support Radhakrishna Sripada
2022-09-08 13:05 ` [Intel-gfx] " Balasubramani Vivekanandan
2022-09-08 18:02 ` Matt Roper
2022-09-02 6:03 ` [PATCH v4 06/11] drm/i915/mtl: Add display power wells Radhakrishna Sripada
2022-09-08 18:07 ` Matt Roper
2022-09-08 18:11 ` Matt Roper
2022-09-02 6:03 ` [PATCH v4 07/11] drm/i915/mtl: Add DP AUX support on TypeC ports Radhakrishna Sripada
2022-09-08 18:13 ` Matt Roper
2022-09-02 6:03 ` [PATCH v4 08/11] drm/i915/mtl: Obtain SAGV values from MMIO instead of GT pcode mailbox Radhakrishna Sripada
2022-09-02 6:03 ` [PATCH v4 09/11] drm/i915/mtl: Update MBUS_DBOX credits Radhakrishna Sripada
2022-09-08 20:02 ` Matt Roper
2022-09-02 6:03 ` Radhakrishna Sripada [this message]
2022-09-08 20:30 ` [PATCH v4 10/11] drm/i915/mtl: Update CHICKEN_TRANS* register addresses Matt Roper
2022-09-02 6:03 ` [PATCH v4 11/11] drm/i915/mtl: Do not update GV point, mask value Radhakrishna Sripada
2022-09-09 17:14 ` [Intel-gfx] " Balasubramani Vivekanandan
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