Replace the to_bpp_int_roundup() helper defined by the driver with the
equivalent fxp_q4_to_int_roundup() helper defined by DRM core.
v2: Rebase on s/drm_x16/fxp_q4 change.
Acked-by: Jani Nikula <jani.nikula@xxxxxxxxx>
Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_cdclk.c | 5 ++++-
drivers/gpu/drm/i915/display/intel_display_types.h | 5 -----
drivers/gpu/drm/i915/display/intel_dp.c | 6 +++---
drivers/gpu/drm/i915/display/intel_dp_mst.c | 2 +-
4 files changed, 8 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c
index 16d5550f7e5e5..aa3ba66c5307f 100644
--- a/drivers/gpu/drm/i915/display/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/display/intel_cdclk.c
@@ -23,7 +23,10 @@
#include <linux/time.h>
+#include <drm/drm_fixed.h>
+
#include "soc/intel_dram.h"
+
#include "hsw_ips.h"
#include "i915_reg.h"
#include "intel_atomic.h"
@@ -2750,7 +2753,7 @@ static int intel_vdsc_min_cdclk(const struct intel_crtc_state *crtc_state)
*/
int bigjoiner_interface_bits = DISPLAY_VER(i915) >= 14 ? 36 : 24;
int min_cdclk_bj =
- (to_bpp_int_roundup(crtc_state->dsc.compressed_bpp_x16) *
+ (fxp_q4_to_int_roundup(crtc_state->dsc.compressed_bpp_x16) *
pixel_clock) / (2 * bigjoiner_interface_bits);
min_cdclk = max(min_cdclk, min_cdclk_bj);
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 5f1f3e1a9e086..0f57065ea226e 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -2208,11 +2208,6 @@ static inline int to_bpp_frac(int bpp_x16)
#define BPP_X16_FMT "%d.%04d"
#define BPP_X16_ARGS(bpp_x16) fxp_q4_to_int(bpp_x16), (to_bpp_frac(bpp_x16) * 625)
-static inline int to_bpp_int_roundup(int bpp_x16)
-{
- return (bpp_x16 + 0xf) >> 4;
-}
-
/*
* Conversion functions/macros from various pointer types to struct
* intel_display pointer.
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 7355b1fd73295..d132b8d5aaa99 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -2101,7 +2101,7 @@ static int dsc_compute_compressed_bpp(struct intel_dp *intel_dp,
dsc_src_min_bpp = dsc_src_min_compressed_bpp();
dsc_sink_min_bpp = intel_dp_dsc_sink_min_compressed_bpp(pipe_config);
dsc_min_bpp = max(dsc_src_min_bpp, dsc_sink_min_bpp);
- dsc_min_bpp = max(dsc_min_bpp, to_bpp_int_roundup(limits->link.min_bpp_x16));
+ dsc_min_bpp = max(dsc_min_bpp, fxp_q4_to_int_roundup(limits->link.min_bpp_x16));
dsc_src_max_bpp = dsc_src_max_compressed_bpp(intel_dp);
dsc_sink_max_bpp = intel_dp_dsc_sink_max_compressed_bpp(connector,
@@ -2263,7 +2263,7 @@ static int intel_edp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp,
dsc_src_min_bpp = dsc_src_min_compressed_bpp();
dsc_sink_min_bpp = intel_dp_dsc_sink_min_compressed_bpp(pipe_config);
dsc_min_bpp = max(dsc_src_min_bpp, dsc_sink_min_bpp);
- dsc_min_bpp = max(dsc_min_bpp, to_bpp_int_roundup(limits->link.min_bpp_x16));
+ dsc_min_bpp = max(dsc_min_bpp, fxp_q4_to_int_roundup(limits->link.min_bpp_x16));
dsc_src_max_bpp = dsc_src_max_compressed_bpp(intel_dp);
dsc_sink_max_bpp = intel_dp_dsc_sink_max_compressed_bpp(connector,
@@ -2489,7 +2489,7 @@ int intel_dp_config_required_rate(const struct intel_crtc_state *crtc_state)
const struct drm_display_mode *adjusted_mode =
&crtc_state->hw.adjusted_mode;
int bpp = crtc_state->dsc.compression_enable ?
- to_bpp_int_roundup(crtc_state->dsc.compressed_bpp_x16) :
+ fxp_q4_to_int_roundup(crtc_state->dsc.compressed_bpp_x16) :
crtc_state->pipe_bpp;
return intel_dp_link_required(adjusted_mode->crtc_clock, bpp);
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index a4fbcae3139f0..8c5f783abdc26 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -379,7 +379,7 @@ static int intel_dp_dsc_mst_compute_link_config(struct intel_encoder *encoder,
min_compressed_bpp = intel_dp_dsc_sink_min_compressed_bpp(crtc_state);
min_compressed_bpp = max(min_compressed_bpp,
- to_bpp_int_roundup(limits->link.min_bpp_x16));
+ fxp_q4_to_int_roundup(limits->link.min_bpp_x16));
drm_dbg_kms(&i915->drm, "DSC Sink supported compressed min bpp %d compressed max bpp %d\n",
min_compressed_bpp, max_compressed_bpp);
--
2.44.2
