[PATCH v2 6/9] drm/msm: convert msm_format::unpack_tight to the flag

From: Dmitry Baryshkov
Date: Sat Apr 20 2024 - 00:02:22 EST


Instead of having a u8 or bool field unpack_tight, convert it to the
flag, this save space in the tables and allows us to handle all booleans
in the same way.

Reviewed-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_formats.c | 22 ++++--------
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c | 2 +-
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_wb.c | 2 +-
drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c | 3 +-
drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c | 3 +-
drivers/gpu/drm/msm/disp/mdp_format.c | 52 ++++++++++++++---------------
drivers/gpu/drm/msm/disp/mdp_format.h | 4 +--
7 files changed, 41 insertions(+), 47 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_formats.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_formats.c
index 855f0d29c387..705b91582b0f 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_formats.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_formats.c
@@ -44,11 +44,10 @@ bp, flg, fm, np) \
.bpc_a = a, \
.chroma_sample = CHROMA_FULL, \
.unpack_align_msb = 0, \
- .unpack_tight = 1, \
.unpack_count = uc, \
.bpp = bp, \
.fetch_mode = fm, \
- .flags = flg, \
+ .flags = MSM_FORMAT_FLAG_UNPACK_TIGHT | flg, \
.num_planes = np, \
.tile_height = DPU_TILE_HEIGHT_DEFAULT \
}
@@ -66,11 +65,10 @@ alpha, bp, flg, fm, np, th) \
.bpc_a = a, \
.chroma_sample = CHROMA_FULL, \
.unpack_align_msb = 0, \
- .unpack_tight = 1, \
.unpack_count = uc, \
.bpp = bp, \
.fetch_mode = fm, \
- .flags = flg, \
+ .flags = MSM_FORMAT_FLAG_UNPACK_TIGHT | flg, \
.num_planes = np, \
.tile_height = th \
}
@@ -89,11 +87,10 @@ alpha, chroma, count, bp, flg, fm, np) \
.bpc_a = a, \
.chroma_sample = chroma, \
.unpack_align_msb = 0, \
- .unpack_tight = 1, \
.unpack_count = count, \
.bpp = bp, \
.fetch_mode = fm, \
- .flags = flg, \
+ .flags = MSM_FORMAT_FLAG_UNPACK_TIGHT | flg, \
.num_planes = np, \
.tile_height = DPU_TILE_HEIGHT_DEFAULT \
}
@@ -110,11 +107,10 @@ alpha, chroma, count, bp, flg, fm, np) \
.bpc_a = a, \
.chroma_sample = chroma, \
.unpack_align_msb = 0, \
- .unpack_tight = 1, \
.unpack_count = 2, \
.bpp = 2, \
.fetch_mode = fm, \
- .flags = flg, \
+ .flags = MSM_FORMAT_FLAG_UNPACK_TIGHT | flg, \
.num_planes = np, \
.tile_height = DPU_TILE_HEIGHT_DEFAULT \
}
@@ -132,11 +128,10 @@ flg, fm, np, th) \
.bpc_a = a, \
.chroma_sample = chroma, \
.unpack_align_msb = 0, \
- .unpack_tight = 1, \
.unpack_count = 2, \
.bpp = 2, \
.fetch_mode = fm, \
- .flags = flg, \
+ .flags = MSM_FORMAT_FLAG_UNPACK_TIGHT | flg, \
.num_planes = np, \
.tile_height = th \
}
@@ -153,7 +148,6 @@ flg, fm, np, th) \
.bpc_a = a, \
.chroma_sample = chroma, \
.unpack_align_msb = 1, \
- .unpack_tight = 0, \
.unpack_count = 2, \
.bpp = 2, \
.fetch_mode = fm, \
@@ -175,7 +169,6 @@ flg, fm, np, th) \
.bpc_a = a, \
.chroma_sample = chroma, \
.unpack_align_msb = 1, \
- .unpack_tight = 0, \
.unpack_count = 2, \
.bpp = 2, \
.fetch_mode = fm, \
@@ -198,11 +191,10 @@ flg, fm, np) \
.bpc_a = a, \
.chroma_sample = chroma, \
.unpack_align_msb = 0, \
- .unpack_tight = 1, \
.unpack_count = 1, \
.bpp = bp, \
.fetch_mode = fm, \
- .flags = flg, \
+ .flags = MSM_FORMAT_FLAG_UNPACK_TIGHT | flg, \
.num_planes = np, \
.tile_height = DPU_TILE_HEIGHT_DEFAULT \
}
@@ -636,7 +628,7 @@ static int _dpu_format_get_media_color_ubwc(const struct msm_format *fmt)
if (fmt->pixel_format == DRM_FORMAT_NV12 ||
fmt->pixel_format == DRM_FORMAT_P010) {
if (MSM_FORMAT_IS_DX(fmt)) {
- if (fmt->unpack_tight)
+ if (fmt->flags & MSM_FORMAT_FLAG_UNPACK_TIGHT)
color_fmt = COLOR_FMT_NV12_BPP10_UBWC;
else
color_fmt = COLOR_FMT_P010_UBWC;
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c
index fdd77dc51776..d411d70b8cd8 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c
@@ -263,7 +263,7 @@ static void dpu_hw_sspp_setup_format(struct dpu_sw_pipe *pipe,
unpack = (fmt->element[3] << 24) | (fmt->element[2] << 16) |
(fmt->element[1] << 8) | (fmt->element[0] << 0);
src_format |= ((fmt->unpack_count - 1) << 12) |
- (fmt->unpack_tight << 17) |
+ ((fmt->flags & MSM_FORMAT_FLAG_UNPACK_TIGHT ? 1 : 0) << 17) |
(fmt->unpack_align_msb << 18) |
((fmt->bpp - 1) << 9);

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_wb.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_wb.c
index 2fdf1b703042..19163634855f 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_wb.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_wb.c
@@ -98,7 +98,7 @@ static void dpu_hw_wb_setup_format(struct dpu_hw_wb *ctx,
(fmt->element[0] << 0);

dst_format |= (fmt->unpack_align_msb << 18) |
- (fmt->unpack_tight << 17) |
+ ((fmt->flags & MSM_FORMAT_FLAG_UNPACK_TIGHT ? 1 : 0) << 17) |
((fmt->unpack_count - 1) << 12) |
((fmt->bpp - 1) << 9);

diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c
index 0bae90d3f21e..ef7e525c3bd2 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c
@@ -325,7 +325,8 @@ static int mdp4_plane_mode_set(struct drm_plane *plane,
MDP4_PIPE_SRC_FORMAT_FETCH_PLANES(format->fetch_type) |
MDP4_PIPE_SRC_FORMAT_CHROMA_SAMP(format->chroma_sample) |
MDP4_PIPE_SRC_FORMAT_FRAME_FORMAT(frame_type) |
- COND(format->unpack_tight, MDP4_PIPE_SRC_FORMAT_UNPACK_TIGHT));
+ COND(format->flags & MSM_FORMAT_FLAG_UNPACK_TIGHT,
+ MDP4_PIPE_SRC_FORMAT_UNPACK_TIGHT));

mdp4_write(mdp4_kms, REG_MDP4_PIPE_SRC_UNPACK(pipe),
MDP4_PIPE_SRC_UNPACK_ELEM0(format->element[0]) |
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c
index 3b7c3eac8eda..cc0dc451dc2e 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_plane.c
@@ -801,7 +801,8 @@ static void mdp5_hwpipe_mode_set(struct mdp5_kms *mdp5_kms,
COND(format->alpha_enable, MDP5_PIPE_SRC_FORMAT_ALPHA_ENABLE) |
MDP5_PIPE_SRC_FORMAT_CPP(format->bpp - 1) |
MDP5_PIPE_SRC_FORMAT_UNPACK_COUNT(format->unpack_count - 1) |
- COND(format->unpack_tight, MDP5_PIPE_SRC_FORMAT_UNPACK_TIGHT) |
+ COND(format->flags & MSM_FORMAT_FLAG_UNPACK_TIGHT,
+ MDP5_PIPE_SRC_FORMAT_UNPACK_TIGHT) |
MDP5_PIPE_SRC_FORMAT_FETCH_TYPE(format->fetch_type) |
MDP5_PIPE_SRC_FORMAT_CHROMA_SAMP(format->chroma_sample));

diff --git a/drivers/gpu/drm/msm/disp/mdp_format.c b/drivers/gpu/drm/msm/disp/mdp_format.c
index 5fc55f41e74f..b9f0b13d25d5 100644
--- a/drivers/gpu/drm/msm/disp/mdp_format.c
+++ b/drivers/gpu/drm/msm/disp/mdp_format.c
@@ -62,7 +62,7 @@ static struct csc_cfg csc_convert[CSC_MAX] = {
},
};

-#define FMT(name, a, r, g, b, e0, e1, e2, e3, alpha, tight, c, cnt, fp, cs, yuv) { \
+#define FMT(name, a, r, g, b, e0, e1, e2, e3, alpha, c, cnt, fp, cs, yuv) { \
.pixel_format = DRM_FORMAT_ ## name, \
.bpc_a = BPC ## a ## A, \
.bpc_r_cr = BPC ## r, \
@@ -72,65 +72,65 @@ static struct csc_cfg csc_convert[CSC_MAX] = {
.fetch_type = fp, \
.chroma_sample = cs, \
.alpha_enable = alpha, \
- .unpack_tight = tight, \
.unpack_count = cnt, \
.bpp = c, \
- .flags = yuv ? MSM_FORMAT_FLAG_YUV : 0, \
+ .flags = MSM_FORMAT_FLAG_UNPACK_TIGHT | \
+ (yuv ? MSM_FORMAT_FLAG_YUV : 0), \
}

#define BPC0A 0

static const struct msm_format formats[] = {
- /* name a r g b e0 e1 e2 e3 alpha tight cpp cnt ... */
- FMT(ARGB8888, 8, 8, 8, 8, 1, 0, 2, 3, true, true, 4, 4,
+ /* name a r g b e0 e1 e2 e3 alpha cpp cnt ... */
+ FMT(ARGB8888, 8, 8, 8, 8, 1, 0, 2, 3, true, 4, 4,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(ABGR8888, 8, 8, 8, 8, 2, 0, 1, 3, true, true, 4, 4,
+ FMT(ABGR8888, 8, 8, 8, 8, 2, 0, 1, 3, true, 4, 4,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(RGBA8888, 8, 8, 8, 8, 3, 1, 0, 2, true, true, 4, 4,
+ FMT(RGBA8888, 8, 8, 8, 8, 3, 1, 0, 2, true, 4, 4,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(BGRA8888, 8, 8, 8, 8, 3, 2, 0, 1, true, true, 4, 4,
+ FMT(BGRA8888, 8, 8, 8, 8, 3, 2, 0, 1, true, 4, 4,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(XRGB8888, 8, 8, 8, 8, 1, 0, 2, 3, false, true, 4, 4,
+ FMT(XRGB8888, 8, 8, 8, 8, 1, 0, 2, 3, false, 4, 4,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(XBGR8888, 8, 8, 8, 8, 2, 0, 1, 3, false, true, 4, 4,
+ FMT(XBGR8888, 8, 8, 8, 8, 2, 0, 1, 3, false, 4, 4,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(RGBX8888, 8, 8, 8, 8, 3, 1, 0, 2, false, true, 4, 4,
+ FMT(RGBX8888, 8, 8, 8, 8, 3, 1, 0, 2, false, 4, 4,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(BGRX8888, 8, 8, 8, 8, 3, 2, 0, 1, false, true, 4, 4,
+ FMT(BGRX8888, 8, 8, 8, 8, 3, 2, 0, 1, false, 4, 4,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(RGB888, 0, 8, 8, 8, 1, 0, 2, 0, false, true, 3, 3,
+ FMT(RGB888, 0, 8, 8, 8, 1, 0, 2, 0, false, 3, 3,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(BGR888, 0, 8, 8, 8, 2, 0, 1, 0, false, true, 3, 3,
+ FMT(BGR888, 0, 8, 8, 8, 2, 0, 1, 0, false, 3, 3,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(RGB565, 0, 5, 6, 5, 1, 0, 2, 0, false, true, 2, 3,
+ FMT(RGB565, 0, 5, 6, 5, 1, 0, 2, 0, false, 2, 3,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),
- FMT(BGR565, 0, 5, 6, 5, 2, 0, 1, 0, false, true, 2, 3,
+ FMT(BGR565, 0, 5, 6, 5, 2, 0, 1, 0, false, 2, 3,
MDP_PLANE_INTERLEAVED, CHROMA_FULL, false),

/* --- RGB formats above / YUV formats below this line --- */

/* 2 plane YUV */
- FMT(NV12, 0, 8, 8, 8, 1, 2, 0, 0, false, true, 2, 2,
+ FMT(NV12, 0, 8, 8, 8, 1, 2, 0, 0, false, 2, 2,
MDP_PLANE_PSEUDO_PLANAR, CHROMA_420, true),
- FMT(NV21, 0, 8, 8, 8, 2, 1, 0, 0, false, true, 2, 2,
+ FMT(NV21, 0, 8, 8, 8, 2, 1, 0, 0, false, 2, 2,
MDP_PLANE_PSEUDO_PLANAR, CHROMA_420, true),
- FMT(NV16, 0, 8, 8, 8, 1, 2, 0, 0, false, true, 2, 2,
+ FMT(NV16, 0, 8, 8, 8, 1, 2, 0, 0, false, 2, 2,
MDP_PLANE_PSEUDO_PLANAR, CHROMA_H2V1, true),
- FMT(NV61, 0, 8, 8, 8, 2, 1, 0, 0, false, true, 2, 2,
+ FMT(NV61, 0, 8, 8, 8, 2, 1, 0, 0, false, 2, 2,
MDP_PLANE_PSEUDO_PLANAR, CHROMA_H2V1, true),
/* 1 plane YUV */
- FMT(VYUY, 0, 8, 8, 8, 2, 0, 1, 0, false, true, 2, 4,
+ FMT(VYUY, 0, 8, 8, 8, 2, 0, 1, 0, false, 2, 4,
MDP_PLANE_INTERLEAVED, CHROMA_H2V1, true),
- FMT(UYVY, 0, 8, 8, 8, 1, 0, 2, 0, false, true, 2, 4,
+ FMT(UYVY, 0, 8, 8, 8, 1, 0, 2, 0, false, 2, 4,
MDP_PLANE_INTERLEAVED, CHROMA_H2V1, true),
- FMT(YUYV, 0, 8, 8, 8, 0, 1, 0, 2, false, true, 2, 4,
+ FMT(YUYV, 0, 8, 8, 8, 0, 1, 0, 2, false, 2, 4,
MDP_PLANE_INTERLEAVED, CHROMA_H2V1, true),
- FMT(YVYU, 0, 8, 8, 8, 0, 2, 0, 1, false, true, 2, 4,
+ FMT(YVYU, 0, 8, 8, 8, 0, 2, 0, 1, false, 2, 4,
MDP_PLANE_INTERLEAVED, CHROMA_H2V1, true),
/* 3 plane YUV */
- FMT(YUV420, 0, 8, 8, 8, 2, 1, 0, 0, false, true, 1, 1,
+ FMT(YUV420, 0, 8, 8, 8, 2, 1, 0, 0, false, 1, 1,
MDP_PLANE_PLANAR, CHROMA_420, true),
- FMT(YVU420, 0, 8, 8, 8, 1, 2, 0, 0, false, true, 1, 1,
+ FMT(YVU420, 0, 8, 8, 8, 1, 2, 0, 0, false, 1, 1,
MDP_PLANE_PLANAR, CHROMA_420, true),
};

diff --git a/drivers/gpu/drm/msm/disp/mdp_format.h b/drivers/gpu/drm/msm/disp/mdp_format.h
index 6443d53954ee..18b2822dd552 100644
--- a/drivers/gpu/drm/msm/disp/mdp_format.h
+++ b/drivers/gpu/drm/msm/disp/mdp_format.h
@@ -14,11 +14,13 @@ enum msm_format_flags {
MSM_FORMAT_FLAG_YUV_BIT,
MSM_FORMAT_FLAG_DX_BIT,
MSM_FORMAT_FLAG_COMPRESSED_BIT,
+ MSM_FORMAT_FLAG_UNPACK_TIGHT_BIT,
};

#define MSM_FORMAT_FLAG_YUV BIT(MSM_FORMAT_FLAG_YUV_BIT)
#define MSM_FORMAT_FLAG_DX BIT(MSM_FORMAT_FLAG_DX_BIT)
#define MSM_FORMAT_FLAG_COMPRESSED BIT(MSM_FORMAT_FLAG_COMPRESSED_BIT)
+#define MSM_FORMAT_FLAG_UNPACK_TIGHT BIT(MSM_FORMAT_FLAG_UNPACK_TIGHT_BIT)

/**
* struct msm_format: defines the format configuration
@@ -27,7 +29,6 @@ enum msm_format_flags {
* @fetch_type: how the color components are packed in pixel format
* @chroma_sample: chroma sub-samplng type
* @alpha_enable: whether the format has an alpha channel
- * @unpack_tight: whether to use tight or loose unpack
* @unpack_align_msb: unpack aligned to LSB or MSB
* @unpack_count: number of the components to unpack
* @bpp: bytes per pixel
@@ -44,7 +45,6 @@ struct msm_format {
enum mdp_fetch_type fetch_type;
enum mdp_chroma_samp_type chroma_sample;
bool alpha_enable;
- u8 unpack_tight;
u8 unpack_align_msb;
u8 unpack_count;
u8 bpp;

--
2.39.2