From: Ville Syrjälä <[email protected]> We'll be wanting reprogram the MBUS_CTL register during an upcoming MBUS sanitation stage. Extract the reprogramming into a helper that doesn't depend on the full atomic state so that it can be reused.
Signed-off-by: Ville Syrjälä <[email protected]> --- drivers/gpu/drm/i915/display/skl_watermark.c | 34 ++++++++++++-------- 1 file changed, 21 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 8a31508f94bb..2eefeff6693a 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -3427,22 +3427,13 @@ static enum pipe intel_mbus_joined_pipe(struct intel_atomic_state *state, return INVALID_PIPE; } -static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state, - enum pipe pipe) +static void mbus_ctl_join_update(struct drm_i915_private *i915, + const struct intel_dbuf_state *dbuf_state, + enum pipe pipe) { - struct drm_i915_private *i915 = to_i915(state->base.dev); - const struct intel_dbuf_state *old_dbuf_state = - intel_atomic_get_old_dbuf_state(state); - const struct intel_dbuf_state *new_dbuf_state = - intel_atomic_get_new_dbuf_state(state); u32 mbus_ctl; - drm_dbg_kms(&i915->drm, "Changing mbus joined: %s -> %s (pipe: %c)\n", - str_yes_no(old_dbuf_state->joined_mbus), - str_yes_no(new_dbuf_state->joined_mbus), - pipe != INVALID_PIPE ? pipe_name(pipe) : '*'); - - if (new_dbuf_state->joined_mbus) + if (dbuf_state->joined_mbus) mbus_ctl = MBUS_HASHING_MODE_1x4 | MBUS_JOIN; else mbus_ctl = MBUS_HASHING_MODE_2x2; @@ -3457,6 +3448,23 @@ static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state, MBUS_JOIN_PIPE_SELECT_MASK, mbus_ctl); } +static void intel_dbuf_mbus_join_update(struct intel_atomic_state *state, + enum pipe pipe) +{ + struct drm_i915_private *i915 = to_i915(state->base.dev); + const struct intel_dbuf_state *old_dbuf_state = + intel_atomic_get_old_dbuf_state(state); + const struct intel_dbuf_state *new_dbuf_state = + intel_atomic_get_new_dbuf_state(state); + + drm_dbg_kms(&i915->drm, "Changing mbus joined: %s -> %s (pipe: %c)\n", + str_yes_no(old_dbuf_state->joined_mbus), + str_yes_no(new_dbuf_state->joined_mbus), + pipe != INVALID_PIPE ? pipe_name(pipe) : '*'); + + mbus_ctl_join_update(i915, new_dbuf_state, pipe); +} + void intel_dbuf_mbus_pre_ddb_update(struct intel_atomic_state *state) { const struct intel_dbuf_state *new_dbuf_state = -- 2.45.2
