[PATCH v9 07/11] drm/i915/alpm: Make crtc_state as const in intel_alpm_compute_params

[Jouni Högander]

Intel_alpm_compute_params doesn't change crtc_state. Let's convert it as
const.

Signed-off-by: Jouni Högander <jouni.hogan...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_alpm.c | 9 +++++----
 drivers/gpu/drm/i915/display/intel_alpm.h | 2 +-
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_alpm.c 
b/drivers/gpu/drm/i915/display/intel_alpm.c
index c7092af7da33..866b3b409c4d 100644
--- a/drivers/gpu/drm/i915/display/intel_alpm.c
+++ b/drivers/gpu/drm/i915/display/intel_alpm.c
@@ -135,8 +135,9 @@ static int _lnl_compute_aux_less_wake_time(int port_clock)
                            t1 + tcds, 1000);
 }
 
-static int _lnl_compute_aux_less_alpm_params(struct intel_dp *intel_dp,
-                                            struct intel_crtc_state 
*crtc_state)
+static int
+_lnl_compute_aux_less_alpm_params(struct intel_dp *intel_dp,
+                                 const struct intel_crtc_state *crtc_state)
 {
        struct drm_i915_private *i915 = dp_to_i915(intel_dp);
        int aux_less_wake_time, aux_less_wake_lines, silence_period,
@@ -168,7 +169,7 @@ static int _lnl_compute_aux_less_alpm_params(struct 
intel_dp *intel_dp,
 }
 
 static bool _lnl_compute_alpm_params(struct intel_dp *intel_dp,
-                                    struct intel_crtc_state *crtc_state)
+                                    const struct intel_crtc_state *crtc_state)
 {
        struct drm_i915_private *i915 = dp_to_i915(intel_dp);
        int check_entry_lines;
@@ -220,7 +221,7 @@ static int io_buffer_wake_time(const struct 
intel_crtc_state *crtc_state)
 }
 
 bool intel_alpm_compute_params(struct intel_dp *intel_dp,
-                                     struct intel_crtc_state *crtc_state)
+                              const struct intel_crtc_state *crtc_state)
 {
        struct drm_i915_private *i915 = dp_to_i915(intel_dp);
        int io_wake_lines, io_wake_time, fast_wake_lines, fast_wake_time;
diff --git a/drivers/gpu/drm/i915/display/intel_alpm.h 
b/drivers/gpu/drm/i915/display/intel_alpm.h
index d4fb60393c91..8c409b10dce6 100644
--- a/drivers/gpu/drm/i915/display/intel_alpm.h
+++ b/drivers/gpu/drm/i915/display/intel_alpm.h
@@ -15,7 +15,7 @@ struct intel_connector;
 
 void intel_alpm_init_dpcd(struct intel_dp *intel_dp);
 bool intel_alpm_compute_params(struct intel_dp *intel_dp,
-                              struct intel_crtc_state *crtc_state);
+                              const struct intel_crtc_state *crtc_state);
 void intel_alpm_lobf_compute_config(struct intel_dp *intel_dp,
                                    struct intel_crtc_state *crtc_state,
                                    struct drm_connector_state *conn_state);
-- 
2.34.1