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authorDave Airlie <airlied@redhat.com>2022-09-02 11:26:29 +1000
committerDave Airlie <airlied@redhat.com>2022-09-02 11:26:50 +1000
commitbfe632f6d0a1371784dd9a11fa5a9aa2dbf53bf1 (patch)
treec6f01586ae42d2ee1637b3891d1dd9ec56a8c5b3
parentd7df5e2834d3f81412a669586d685bc87f18f7d7 (diff)
parent0211c2a0ea600e25db3044daaeff4fe41c3ed6d9 (diff)
Merge tag 'drm-intel-fixes-2022-09-01' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixesdrm-fixes-2022-09-02
- Fix for a null pointer dereference (Lukasz) - HDMI related quirk for ECS Liva Q2 with GLK graphics (Diego) - Skip wm/ddb readout for disabled pipes (Ville) Signed-off-by: Dave Airlie <airlied@redhat.com> From: Rodrigo Vivi <rodrigo.vivi@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/YxC3GmSOpDiZTdIJ@intel.com
-rw-r--r--drivers/gpu/drm/i915/display/intel_bw.c16
-rw-r--r--drivers/gpu/drm/i915/display/intel_quirks.c3
-rw-r--r--drivers/gpu/drm/i915/intel_pm.c8
3 files changed, 19 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c
index 79269d2c476b..3699869ab2db 100644
--- a/drivers/gpu/drm/i915/display/intel_bw.c
+++ b/drivers/gpu/drm/i915/display/intel_bw.c
@@ -404,15 +404,17 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel
int clpchgroup;
int j;
- if (i < num_groups - 1)
- bi_next = &dev_priv->max_bw[i + 1];
-
clpchgroup = (sa->deburst * qi.deinterleave / num_channels) << i;
- if (i < num_groups - 1 && clpchgroup < clperchgroup)
- bi_next->num_planes = (ipqdepth - clpchgroup) / clpchgroup + 1;
- else
- bi_next->num_planes = 0;
+ if (i < num_groups - 1) {
+ bi_next = &dev_priv->max_bw[i + 1];
+
+ if (clpchgroup < clperchgroup)
+ bi_next->num_planes = (ipqdepth - clpchgroup) /
+ clpchgroup + 1;
+ else
+ bi_next->num_planes = 0;
+ }
bi->num_qgv_points = qi.num_points;
bi->num_psf_gv_points = qi.num_psf_points;
diff --git a/drivers/gpu/drm/i915/display/intel_quirks.c b/drivers/gpu/drm/i915/display/intel_quirks.c
index c8488f5ebd04..e415cd7c0b84 100644
--- a/drivers/gpu/drm/i915/display/intel_quirks.c
+++ b/drivers/gpu/drm/i915/display/intel_quirks.c
@@ -191,6 +191,9 @@ static struct intel_quirk intel_quirks[] = {
/* ASRock ITX*/
{ 0x3185, 0x1849, 0x2212, quirk_increase_ddi_disabled_time },
{ 0x3184, 0x1849, 0x2212, quirk_increase_ddi_disabled_time },
+ /* ECS Liva Q2 */
+ { 0x3185, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time },
+ { 0x3184, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time },
};
void intel_init_quirks(struct drm_i915_private *i915)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index f06babdb3a8c..9fe4b583cc28 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -6561,7 +6561,10 @@ void skl_wm_get_hw_state(struct drm_i915_private *dev_priv)
enum plane_id plane_id;
u8 slices;
- skl_pipe_wm_get_hw_state(crtc, &crtc_state->wm.skl.optimal);
+ memset(&crtc_state->wm.skl.optimal, 0,
+ sizeof(crtc_state->wm.skl.optimal));
+ if (crtc_state->hw.active)
+ skl_pipe_wm_get_hw_state(crtc, &crtc_state->wm.skl.optimal);
crtc_state->wm.skl.raw = crtc_state->wm.skl.optimal;
memset(&dbuf_state->ddb[pipe], 0, sizeof(dbuf_state->ddb[pipe]));
@@ -6572,6 +6575,9 @@ void skl_wm_get_hw_state(struct drm_i915_private *dev_priv)
struct skl_ddb_entry *ddb_y =
&crtc_state->wm.skl.plane_ddb_y[plane_id];
+ if (!crtc_state->hw.active)
+ continue;
+
skl_ddb_get_hw_plane_state(dev_priv, crtc->pipe,
plane_id, ddb, ddb_y);