diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/skl_universal_plane.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/skl_universal_plane.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c index 4c7bcf6806ff..ff9764cac1e7 100644 --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c @@ -717,6 +717,22 @@ static u32 skl_plane_ddb_reg_val(const struct skl_ddb_entry *entry) PLANE_BUF_START(entry->start); } +static u32 xe3_plane_min_ddb_reg_val(const u16 *min_ddb, + const u16 *interim_ddb) +{ + u32 val = 0; + + if (*min_ddb) + val |= PLANE_MIN_DBUF_BLOCKS(*min_ddb); + + if (*interim_ddb) + val |= PLANE_INTERIM_DBUF_BLOCKS(*interim_ddb); + + val |= val ? PLANE_AUTO_MIN_DBUF_EN : 0; + + return val; +} + static u32 skl_plane_wm_reg_val(const struct skl_wm_level *level) { u32 val = 0; @@ -725,6 +741,9 @@ static u32 skl_plane_wm_reg_val(const struct skl_wm_level *level) val |= PLANE_WM_EN; if (level->ignore_lines) val |= PLANE_WM_IGNORE_LINES; + if (level->auto_min_alloc_wm_enable) + val |= PLANE_WM_AUTO_MIN_ALLOC_EN; + val |= REG_FIELD_PREP(PLANE_WM_BLOCKS_MASK, level->blocks); val |= REG_FIELD_PREP(PLANE_WM_LINES_MASK, level->lines); @@ -743,6 +762,9 @@ static void skl_write_plane_wm(struct intel_dsb *dsb, &crtc_state->wm.skl.plane_ddb[plane_id]; const struct skl_ddb_entry *ddb_y = &crtc_state->wm.skl.plane_ddb_y[plane_id]; + const u16 *min_ddb = &crtc_state->wm.skl.plane_min_ddb[plane_id]; + const u16 *interim_ddb = + &crtc_state->wm.skl.plane_interim_ddb[plane_id]; int level; for (level = 0; level < display->wm.num_levels; level++) @@ -767,6 +789,10 @@ static void skl_write_plane_wm(struct intel_dsb *dsb, if (DISPLAY_VER(display) < 11) intel_de_write_dsb(display, dsb, PLANE_NV12_BUF_CFG(pipe, plane_id), skl_plane_ddb_reg_val(ddb_y)); + + if (DISPLAY_VER(display) >= 30) + intel_de_write_dsb(display, dsb, PLANE_MIN_BUF_CFG(pipe, plane_id), + xe3_plane_min_ddb_reg_val(min_ddb, interim_ddb)); } static void |