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-rw-r--r--drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c29
-rw-r--r--drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c42
-rw-r--r--drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.h9
-rw-r--r--drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c56
4 files changed, 47 insertions, 89 deletions
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
index a0e1a49c84d5..2cdf8f9b06e5 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
@@ -191,31 +191,12 @@ static void shmob_drm_crtc_start(struct shmob_drm_crtc *scrtc)
lcdc_write(sdev, LDDFR, format->lddfr | LDDFR_CF1);
lcdc_write(sdev, LDMLSR, scrtc->line_size);
lcdc_write(sdev, LDSA1R, scrtc->dma[0]);
- if (format->yuv)
+ if (shmob_drm_format_is_yuv(format))
lcdc_write(sdev, LDSA2R, scrtc->dma[1]);
lcdc_write(sdev, LDSM1R, 0);
/* Word and long word swap. */
- switch (format->fourcc) {
- case DRM_FORMAT_RGB565:
- case DRM_FORMAT_NV21:
- case DRM_FORMAT_NV61:
- case DRM_FORMAT_NV42:
- value = LDDDSR_LS | LDDDSR_WS;
- break;
- case DRM_FORMAT_RGB888:
- case DRM_FORMAT_NV12:
- case DRM_FORMAT_NV16:
- case DRM_FORMAT_NV24:
- value = LDDDSR_LS | LDDDSR_WS | LDDDSR_BS;
- break;
- case DRM_FORMAT_ARGB8888:
- case DRM_FORMAT_XRGB8888:
- default:
- value = LDDDSR_LS;
- break;
- }
- lcdc_write(sdev, LDDDSR, value);
+ lcdc_write(sdev, LDDDSR, format->ldddsr);
/* Setup planes. */
drm_for_each_legacy_plane(plane, dev) {
@@ -271,12 +252,12 @@ static void shmob_drm_crtc_compute_base(struct shmob_drm_crtc *scrtc,
struct drm_gem_dma_object *gem;
unsigned int bpp;
- bpp = scrtc->format->yuv ? 8 : scrtc->format->bpp;
+ bpp = shmob_drm_format_is_yuv(scrtc->format) ? 8 : scrtc->format->bpp;
gem = drm_fb_dma_get_gem_obj(fb, 0);
scrtc->dma[0] = gem->dma_addr + fb->offsets[0]
+ y * fb->pitches[0] + x * bpp / 8;
- if (scrtc->format->yuv) {
+ if (shmob_drm_format_is_yuv(scrtc->format)) {
bpp = scrtc->format->bpp - 8;
gem = drm_fb_dma_get_gem_obj(fb, 1);
scrtc->dma[1] = gem->dma_addr + fb->offsets[1]
@@ -293,7 +274,7 @@ static void shmob_drm_crtc_update_base(struct shmob_drm_crtc *scrtc)
shmob_drm_crtc_compute_base(scrtc, crtc->x, crtc->y);
lcdc_write_mirror(sdev, LDSA1R, scrtc->dma[0]);
- if (scrtc->format->yuv)
+ if (shmob_drm_format_is_yuv(scrtc->format))
lcdc_write_mirror(sdev, LDSA2R, scrtc->dma[1]);
lcdc_write(sdev, LDRCNTR, lcdc_read(sdev, LDRCNTR) ^ LDRCNTR_MRS);
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c
index 99381cc0abf3..8fd360149743 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.c
@@ -27,53 +27,73 @@ static const struct shmob_drm_format_info shmob_drm_format_infos[] = {
{
.fourcc = DRM_FORMAT_RGB565,
.bpp = 16,
- .yuv = false,
.lddfr = LDDFR_PKF_RGB16,
+ .ldddsr = LDDDSR_LS | LDDDSR_WS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_SWPW |
+ LDBBSIFR_RY | LDBBSIFR_RPKF_RGB16,
}, {
.fourcc = DRM_FORMAT_RGB888,
.bpp = 24,
- .yuv = false,
.lddfr = LDDFR_PKF_RGB24,
+ .ldddsr = LDDDSR_LS | LDDDSR_WS | LDDDSR_BS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_SWPW |
+ LDBBSIFR_SWPB | LDBBSIFR_RY | LDBBSIFR_RPKF_RGB24,
}, {
.fourcc = DRM_FORMAT_ARGB8888,
.bpp = 32,
- .yuv = false,
.lddfr = LDDFR_PKF_ARGB32,
+ .ldddsr = LDDDSR_LS,
+ .ldbbsifr = LDBBSIFR_AL_PK | LDBBSIFR_SWPL | LDBBSIFR_RY |
+ LDBBSIFR_RPKF_ARGB32,
}, {
.fourcc = DRM_FORMAT_XRGB8888,
.bpp = 32,
- .yuv = false,
.lddfr = LDDFR_PKF_ARGB32,
+ .ldddsr = LDDDSR_LS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_RY |
+ LDBBSIFR_RPKF_ARGB32,
}, {
.fourcc = DRM_FORMAT_NV12,
.bpp = 12,
- .yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_420,
+ .ldddsr = LDDDSR_LS | LDDDSR_WS | LDDDSR_BS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_SWPW |
+ LDBBSIFR_SWPB | LDBBSIFR_CHRR_420,
}, {
.fourcc = DRM_FORMAT_NV21,
.bpp = 12,
- .yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_420,
+ .ldddsr = LDDDSR_LS | LDDDSR_WS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_SWPW |
+ LDBBSIFR_CHRR_420,
}, {
.fourcc = DRM_FORMAT_NV16,
.bpp = 16,
- .yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_422,
+ .ldddsr = LDDDSR_LS | LDDDSR_WS | LDDDSR_BS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_SWPW |
+ LDBBSIFR_SWPB | LDBBSIFR_CHRR_422,
}, {
.fourcc = DRM_FORMAT_NV61,
.bpp = 16,
- .yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_422,
+ .ldddsr = LDDDSR_LS | LDDDSR_WS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_SWPW |
+ LDBBSIFR_CHRR_422,
}, {
.fourcc = DRM_FORMAT_NV24,
.bpp = 24,
- .yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_444,
+ .ldddsr = LDDDSR_LS | LDDDSR_WS | LDDDSR_BS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_SWPW |
+ LDBBSIFR_SWPB | LDBBSIFR_CHRR_444,
}, {
.fourcc = DRM_FORMAT_NV42,
.bpp = 24,
- .yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_444,
+ .ldddsr = LDDDSR_LS | LDDDSR_WS,
+ .ldbbsifr = LDBBSIFR_AL_1 | LDBBSIFR_SWPL | LDBBSIFR_SWPW |
+ LDBBSIFR_CHRR_444,
},
};
@@ -112,7 +132,7 @@ shmob_drm_fb_create(struct drm_device *dev, struct drm_file *file_priv,
return ERR_PTR(-EINVAL);
}
- if (format->yuv) {
+ if (shmob_drm_format_is_yuv(format)) {
unsigned int chroma_cpp = format->bpp == 24 ? 2 : 1;
if (mode_cmd->pitches[1] != mode_cmd->pitches[0] * chroma_cpp) {
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.h b/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.h
index 0347b1fd2338..590162c3db20 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.h
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_kms.h
@@ -17,11 +17,14 @@ struct shmob_drm_device;
struct shmob_drm_format_info {
u32 fourcc;
- unsigned int bpp;
- bool yuv;
- u32 lddfr;
+ u32 lddfr; /* LCD Data Format Register */
+ u16 ldbbsifr; /* CHn Source Image Format Register low bits */
+ u8 ldddsr; /* LCDC Input Image Data Swap Register low bits */
+ u8 bpp;
};
+#define shmob_drm_format_is_yuv(format) ((format)->lddfr & LDDFR_CC)
+
const struct shmob_drm_format_info *shmob_drm_format_info(u32 fourcc);
int shmob_drm_modeset_init(struct shmob_drm_device *sdev);
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c
index 36fedb2b74c8..0b2ab153e9ae 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c
@@ -43,12 +43,12 @@ static void shmob_drm_plane_compute_base(struct shmob_drm_plane *splane,
struct drm_gem_dma_object *gem;
unsigned int bpp;
- bpp = splane->format->yuv ? 8 : splane->format->bpp;
+ bpp = shmob_drm_format_is_yuv(splane->format) ? 8 : splane->format->bpp;
gem = drm_fb_dma_get_gem_obj(fb, 0);
splane->dma[0] = gem->dma_addr + fb->offsets[0]
+ y * fb->pitches[0] + x * bpp / 8;
- if (splane->format->yuv) {
+ if (shmob_drm_format_is_yuv(splane->format)) {
bpp = splane->format->bpp - 8;
gem = drm_fb_dma_get_gem_obj(fb, 1);
splane->dma[1] = gem->dma_addr + fb->offsets[1]
@@ -64,54 +64,8 @@ static void __shmob_drm_plane_setup(struct shmob_drm_plane *splane,
u32 format;
/* TODO: Support ROP3 mode */
- format = LDBBSIFR_EN | (splane->alpha << LDBBSIFR_LAY_SHIFT);
-
- switch (splane->format->fourcc) {
- case DRM_FORMAT_RGB565:
- case DRM_FORMAT_NV21:
- case DRM_FORMAT_NV61:
- case DRM_FORMAT_NV42:
- format |= LDBBSIFR_SWPL | LDBBSIFR_SWPW;
- break;
- case DRM_FORMAT_RGB888:
- case DRM_FORMAT_NV12:
- case DRM_FORMAT_NV16:
- case DRM_FORMAT_NV24:
- format |= LDBBSIFR_SWPL | LDBBSIFR_SWPW | LDBBSIFR_SWPB;
- break;
- case DRM_FORMAT_ARGB8888:
- case DRM_FORMAT_XRGB8888:
- default:
- format |= LDBBSIFR_SWPL;
- break;
- }
-
- switch (splane->format->fourcc) {
- case DRM_FORMAT_RGB565:
- format |= LDBBSIFR_AL_1 | LDBBSIFR_RY | LDBBSIFR_RPKF_RGB16;
- break;
- case DRM_FORMAT_RGB888:
- format |= LDBBSIFR_AL_1 | LDBBSIFR_RY | LDBBSIFR_RPKF_RGB24;
- break;
- case DRM_FORMAT_ARGB8888:
- format |= LDBBSIFR_AL_PK | LDBBSIFR_RY | LDBBSIFR_RPKF_ARGB32;
- break;
- case DRM_FORMAT_XRGB8888:
- format |= LDBBSIFR_AL_1 | LDBBSIFR_RY | LDBBSIFR_RPKF_ARGB32;
- break;
- case DRM_FORMAT_NV12:
- case DRM_FORMAT_NV21:
- format |= LDBBSIFR_AL_1 | LDBBSIFR_CHRR_420;
- break;
- case DRM_FORMAT_NV16:
- case DRM_FORMAT_NV61:
- format |= LDBBSIFR_AL_1 | LDBBSIFR_CHRR_422;
- break;
- case DRM_FORMAT_NV24:
- case DRM_FORMAT_NV42:
- format |= LDBBSIFR_AL_1 | LDBBSIFR_CHRR_444;
- break;
- }
+ format = LDBBSIFR_EN | (splane->alpha << LDBBSIFR_LAY_SHIFT) |
+ splane->format->ldbbsifr;
#define plane_reg_dump(sdev, splane, reg) \
dev_dbg(sdev->ddev->dev, "%s(%u): %s 0x%08x 0x%08x\n", __func__, \
@@ -144,7 +98,7 @@ static void __shmob_drm_plane_setup(struct shmob_drm_plane *splane,
shmob_drm_plane_compute_base(splane, fb, splane->src_x, splane->src_y);
lcdc_write(sdev, LDBnBSAYR(splane->index), splane->dma[0]);
- if (splane->format->yuv)
+ if (shmob_drm_format_is_yuv(splane->format))
lcdc_write(sdev, LDBnBSACR(splane->index), splane->dma[1]);
lcdc_write(sdev, LDBCR,
generated by cgit (git 2.34.1) at 2025-07-23 12:24:22 +0000