Replace the to_bpp_int() helper defined by the driver with the
equivalent fxp_q4_to_int() helper defined by DRM core.
v2: Rebase on the s/drm_x16/fxp_q4 change.
Signed-off-by: Imre Deak <imre.d...@intel.com>
---
drivers/gpu/drm/i915/display/icl_dsi.c | 9 +++++----
drivers/gpu/drm/i915/display/intel_display.c | 3 ++-
drivers/gpu/drm/i915/display/intel_display_types.h | 7 +------
drivers/gpu/drm/i915/display/intel_dp.c | 8 ++++----
drivers/gpu/drm/i915/display/intel_dp_mst.c | 6 +++---
drivers/gpu/drm/i915/display/intel_fdi.c | 2 +-
drivers/gpu/drm/i915/display/intel_vdsc.c | 5 +++--
7 files changed, 19 insertions(+), 21 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c
b/drivers/gpu/drm/i915/display/icl_dsi.c
index ae8f6617aa70c..55dd57d1bf949 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -27,6 +27,7 @@
#include <drm/display/drm_dsc_helper.h>
#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fixed.h>
#include <drm/drm_mipi_dsi.h>
#include "i915_reg.h"
@@ -330,7 +331,7 @@ static int afe_clk(struct intel_encoder *encoder,
int bpp;
if (crtc_state->dsc.compression_enable)
- bpp = to_bpp_int(crtc_state->dsc.compressed_bpp_x16);
+ bpp = fxp_q4_to_int(crtc_state->dsc.compressed_bpp_x16);
else
bpp = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
@@ -863,7 +864,7 @@ gen11_dsi_set_transcoder_timings(struct intel_encoder
*encoder,
* compressed and non-compressed bpp.
*/
if (crtc_state->dsc.compression_enable) {
- mul = to_bpp_int(crtc_state->dsc.compressed_bpp_x16);
+ mul = fxp_q4_to_int(crtc_state->dsc.compressed_bpp_x16);
div = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
}
@@ -887,7 +888,7 @@ gen11_dsi_set_transcoder_timings(struct intel_encoder
*encoder,
int bpp, line_time_us, byte_clk_period_ns;
if (crtc_state->dsc.compression_enable)
- bpp = to_bpp_int(crtc_state->dsc.compressed_bpp_x16);
+ bpp = fxp_q4_to_int(crtc_state->dsc.compressed_bpp_x16);
else
bpp =
mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
@@ -1470,7 +1471,7 @@ static void gen11_dsi_get_timings(struct intel_encoder
*encoder,
&pipe_config->hw.adjusted_mode;
if (pipe_config->dsc.compressed_bpp_x16) {
- int div = to_bpp_int(pipe_config->dsc.compressed_bpp_x16);
+ int div = fxp_q4_to_int(pipe_config->dsc.compressed_bpp_x16);
int mul = mipi_dsi_pixel_format_to_bpp(intel_dsi->pixel_format);
adjusted_mode->crtc_htotal =
diff --git a/drivers/gpu/drm/i915/display/intel_display.c
b/drivers/gpu/drm/i915/display/intel_display.c
index c2c388212e2ea..49628dd891883 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -39,6 +39,7 @@
#include <drm/drm_atomic_uapi.h>
#include <drm/drm_damage_helper.h>
#include <drm/drm_edid.h>
+#include <drm/drm_fixed.h>
#include <drm/drm_fourcc.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_rect.h>
@@ -4669,7 +4670,7 @@ intel_modeset_pipe_config(struct intel_atomic_state
*state,
crtc_state->fec_enable = limits->force_fec_pipes & BIT(crtc->pipe);
crtc_state->max_link_bpp_x16 = limits->max_bpp_x16[crtc->pipe];
- if (crtc_state->pipe_bpp > to_bpp_int(crtc_state->max_link_bpp_x16)) {
+ if (crtc_state->pipe_bpp > fxp_q4_to_int(crtc_state->max_link_bpp_x16))
{
drm_dbg_kms(&i915->drm,
"[CRTC:%d:%s] Link bpp limited to " BPP_X16_FMT
"\n",
crtc->base.base.id, crtc->base.name,
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h
b/drivers/gpu/drm/i915/display/intel_display_types.h
index 4f2e986a6437e..6ffdcdb09c05e 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -2178,18 +2178,13 @@ to_intel_frontbuffer(struct drm_framebuffer *fb)
return fb ? to_intel_framebuffer(fb)->frontbuffer : NULL;
}
-static inline int to_bpp_int(int bpp_x16)
-{
- return bpp_x16 >> 4;
-}
-
static inline int to_bpp_frac(int bpp_x16)
{
return bpp_x16 & 0xf;
}
#define BPP_X16_FMT "%d.%04d"
-#define BPP_X16_ARGS(bpp_x16) to_bpp_int(bpp_x16), (to_bpp_frac(bpp_x16) *
625)
+#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)
{
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c
b/drivers/gpu/drm/i915/display/intel_dp.c
index 2cb6cb569b80c..1107c08456554 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1599,8 +1599,8 @@ intel_dp_compute_link_config_wide(struct intel_dp
*intel_dp,
int bpp, i, lane_count, clock = intel_dp_mode_clock(pipe_config,
conn_state);
int mode_rate, link_rate, link_avail;
- for (bpp = to_bpp_int(limits->link.max_bpp_x16);
- bpp >= to_bpp_int(limits->link.min_bpp_x16);
+ for (bpp = fxp_q4_to_int(limits->link.max_bpp_x16);
+ bpp >= fxp_q4_to_int(limits->link.min_bpp_x16);
bpp -= 2 * 3) {
int link_bpp = intel_dp_output_bpp(pipe_config->output_format,
bpp);
@@ -2018,7 +2018,7 @@ static int dsc_compute_compressed_bpp(struct intel_dp
*intel_dp,
adjusted_mode->hdisplay,
pipe_config->joiner_pipes);
dsc_max_bpp = min(dsc_max_bpp, dsc_joiner_max_bpp);
- dsc_max_bpp = min(dsc_max_bpp, to_bpp_int(limits->link.max_bpp_x16));
+ dsc_max_bpp = min(dsc_max_bpp, fxp_q4_to_int(limits->link.max_bpp_x16));
if (DISPLAY_VER(i915) >= 13)
return xelpd_dsc_compute_link_config(intel_dp, connector,
pipe_config, limits,
@@ -2175,7 +2175,7 @@ static int intel_edp_dsc_compute_pipe_bpp(struct intel_dp
*intel_dp,
pipe_config,
pipe_bpp / 3);
dsc_max_bpp = dsc_sink_max_bpp ? min(dsc_sink_max_bpp, dsc_src_max_bpp)
: dsc_src_max_bpp;
- dsc_max_bpp = min(dsc_max_bpp, to_bpp_int(limits->link.max_bpp_x16));
+ dsc_max_bpp = min(dsc_max_bpp, fxp_q4_to_int(limits->link.max_bpp_x16));
/* Compressed BPP should be less than the Input DSC bpp */
dsc_max_bpp = min(dsc_max_bpp, pipe_bpp - 1);
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c
b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index d1b4042490a11..cac51b527c8e4 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -308,8 +308,8 @@ static int intel_dp_mst_compute_link_config(struct
intel_encoder *encoder,
* YUV420 is only half of the pipe bpp value.
*/
slots = intel_dp_mst_find_vcpi_slots_for_bpp(encoder, crtc_state,
-
to_bpp_int(limits->link.max_bpp_x16),
-
to_bpp_int(limits->link.min_bpp_x16),
+
fxp_q4_to_int(limits->link.max_bpp_x16),
+
fxp_q4_to_int(limits->link.min_bpp_x16),
limits,
conn_state, 2 * 3, false);
@@ -374,7 +374,7 @@ static int intel_dp_dsc_mst_compute_link_config(struct
intel_encoder *encoder,
crtc_state,
max_bpp / 3);
max_compressed_bpp = min(max_compressed_bpp,
- to_bpp_int(limits->link.max_bpp_x16));
+ fxp_q4_to_int(limits->link.max_bpp_x16));
min_compressed_bpp = intel_dp_dsc_sink_min_compressed_bpp(crtc_state);
min_compressed_bpp = max(min_compressed_bpp,
diff --git a/drivers/gpu/drm/i915/display/intel_fdi.c
b/drivers/gpu/drm/i915/display/intel_fdi.c
index d08331805d75b..222cd0e1a2bc8 100644
--- a/drivers/gpu/drm/i915/display/intel_fdi.c
+++ b/drivers/gpu/drm/i915/display/intel_fdi.c
@@ -306,7 +306,7 @@ int intel_fdi_link_freq(struct drm_i915_private *i915,
bool intel_fdi_compute_pipe_bpp(struct intel_crtc_state *crtc_state)
{
int pipe_bpp = min(crtc_state->pipe_bpp,
- to_bpp_int(crtc_state->max_link_bpp_x16));
+ fxp_q4_to_int(crtc_state->max_link_bpp_x16));
pipe_bpp = rounddown(pipe_bpp, 2 * 3);
diff --git a/drivers/gpu/drm/i915/display/intel_vdsc.c
b/drivers/gpu/drm/i915/display/intel_vdsc.c
index b9687b7692b8b..99902fbfeec47 100644
--- a/drivers/gpu/drm/i915/display/intel_vdsc.c
+++ b/drivers/gpu/drm/i915/display/intel_vdsc.c
@@ -8,6 +8,7 @@
#include <linux/limits.h>
#include <drm/display/drm_dsc_helper.h>
+#include <drm/drm_fixed.h>
#include "i915_drv.h"
#include "intel_crtc.h"
@@ -76,7 +77,7 @@ intel_vdsc_set_min_max_qp(struct drm_dsc_config *vdsc_cfg,
int buf,
static void
calculate_rc_params(struct drm_dsc_config *vdsc_cfg)
{
- int bpp = to_bpp_int(vdsc_cfg->bits_per_pixel);
+ int bpp = fxp_q4_to_int(vdsc_cfg->bits_per_pixel);
int bpc = vdsc_cfg->bits_per_component;
int qp_bpc_modifier = (bpc - 8) * 2;
int uncompressed_bpg_rate;
@@ -263,7 +264,7 @@ int intel_dsc_compute_params(struct intel_crtc_state
*pipe_config)
struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc);
struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
struct drm_dsc_config *vdsc_cfg = &pipe_config->dsc.config;
- u16 compressed_bpp = to_bpp_int(pipe_config->dsc.compressed_bpp_x16);
+ u16 compressed_bpp = fxp_q4_to_int(pipe_config->dsc.compressed_bpp_x16);
int err;
int ret;
--
2.43.3
