From 5fb652c282f2910db9a588be053280fa20ee390e Mon Sep 17 00:00:00 2001 From: Andrzej Pietrasiewicz Date: Fri, 10 Aug 2018 15:29:00 +0200 Subject: [PATCH] drm/exynos: scaler: Add support for tiled formats Add support for 16x16 tiled formats: NV12/NV21, YUYV and YUV420. Signed-off-by: Andrzej Pietrasiewicz Signed-off-by: Marek Szyprowski Fixed line over 80 characters warning Signed-off-by: Inki Dae --- drivers/gpu/drm/exynos/exynos_drm_scaler.c | 137 ++++++++++++--------- 1 file changed, 78 insertions(+), 59 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_scaler.c b/drivers/gpu/drm/exynos/exynos_drm_scaler.c index 0ddb6eec7b11..cd66774e817d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_scaler.c +++ b/drivers/gpu/drm/exynos/exynos_drm_scaler.c @@ -49,56 +49,46 @@ struct scaler_context { const struct scaler_data *scaler_data; }; -static u32 scaler_get_format(u32 drm_fmt) +struct scaler_format { + u32 drm_fmt; + u32 internal_fmt; + u32 chroma_tile_w; + u32 chroma_tile_h; +}; + +static const struct scaler_format scaler_formats[] = { + { DRM_FORMAT_NV12, SCALER_YUV420_2P_UV, 8, 8 }, + { DRM_FORMAT_NV21, SCALER_YUV420_2P_VU, 8, 8 }, + { DRM_FORMAT_YUV420, SCALER_YUV420_3P, 8, 8 }, + { DRM_FORMAT_YUYV, SCALER_YUV422_1P_YUYV, 16, 16 }, + { DRM_FORMAT_UYVY, SCALER_YUV422_1P_UYVY, 16, 16 }, + { DRM_FORMAT_YVYU, SCALER_YUV422_1P_YVYU, 16, 16 }, + { DRM_FORMAT_NV16, SCALER_YUV422_2P_UV, 8, 16 }, + { DRM_FORMAT_NV61, SCALER_YUV422_2P_VU, 8, 16 }, + { DRM_FORMAT_YUV422, SCALER_YUV422_3P, 8, 16 }, + { DRM_FORMAT_NV24, SCALER_YUV444_2P_UV, 16, 16 }, + { DRM_FORMAT_NV42, SCALER_YUV444_2P_VU, 16, 16 }, + { DRM_FORMAT_YUV444, SCALER_YUV444_3P, 16, 16 }, + { DRM_FORMAT_RGB565, SCALER_RGB_565, 0, 0 }, + { DRM_FORMAT_XRGB1555, SCALER_ARGB1555, 0, 0 }, + { DRM_FORMAT_ARGB1555, SCALER_ARGB1555, 0, 0 }, + { DRM_FORMAT_XRGB4444, SCALER_ARGB4444, 0, 0 }, + { DRM_FORMAT_ARGB4444, SCALER_ARGB4444, 0, 0 }, + { DRM_FORMAT_XRGB8888, SCALER_ARGB8888, 0, 0 }, + { DRM_FORMAT_ARGB8888, SCALER_ARGB8888, 0, 0 }, + { DRM_FORMAT_RGBX8888, SCALER_RGBA8888, 0, 0 }, + { DRM_FORMAT_RGBA8888, SCALER_RGBA8888, 0, 0 }, +}; + +static const struct scaler_format *scaler_get_format(u32 drm_fmt) { - switch (drm_fmt) { - case DRM_FORMAT_NV12: - return SCALER_YUV420_2P_UV; - case DRM_FORMAT_NV21: - return SCALER_YUV420_2P_VU; - case DRM_FORMAT_YUV420: - return SCALER_YUV420_3P; - case DRM_FORMAT_YUYV: - return SCALER_YUV422_1P_YUYV; - case DRM_FORMAT_UYVY: - return SCALER_YUV422_1P_UYVY; - case DRM_FORMAT_YVYU: - return SCALER_YUV422_1P_YVYU; - case DRM_FORMAT_NV16: - return SCALER_YUV422_2P_UV; - case DRM_FORMAT_NV61: - return SCALER_YUV422_2P_VU; - case DRM_FORMAT_YUV422: - return SCALER_YUV422_3P; - case DRM_FORMAT_NV24: - return SCALER_YUV444_2P_UV; - case DRM_FORMAT_NV42: - return SCALER_YUV444_2P_VU; - case DRM_FORMAT_YUV444: - return SCALER_YUV444_3P; - case DRM_FORMAT_RGB565: - return SCALER_RGB_565; - case DRM_FORMAT_XRGB1555: - return SCALER_ARGB1555; - case DRM_FORMAT_ARGB1555: - return SCALER_ARGB1555; - case DRM_FORMAT_XRGB4444: - return SCALER_ARGB4444; - case DRM_FORMAT_ARGB4444: - return SCALER_ARGB4444; - case DRM_FORMAT_XRGB8888: - return SCALER_ARGB8888; - case DRM_FORMAT_ARGB8888: - return SCALER_ARGB8888; - case DRM_FORMAT_RGBX8888: - return SCALER_RGBA8888; - case DRM_FORMAT_RGBA8888: - return SCALER_RGBA8888; - default: - break; - } + int i; - return 0; + for (i = 0; i < ARRAY_SIZE(scaler_formats); i++) + if (scaler_formats[i].drm_fmt == drm_fmt) + return &scaler_formats[i]; + + return NULL; } static inline int scaler_reset(struct scaler_context *scaler) @@ -152,11 +142,11 @@ static inline void scaler_enable_int(struct scaler_context *scaler) } static inline void scaler_set_src_fmt(struct scaler_context *scaler, - u32 src_fmt) + u32 src_fmt, u32 tile) { u32 val; - val = SCALER_SRC_CFG_SET_COLOR_FORMAT(src_fmt); + val = SCALER_SRC_CFG_SET_COLOR_FORMAT(src_fmt) | (tile << 10); scaler_write(val, SCALER_SRC_CFG); } @@ -188,15 +178,20 @@ static inline void scaler_set_src_span(struct scaler_context *scaler, scaler_write(val, SCALER_SRC_SPAN); } -static inline void scaler_set_src_luma_pos(struct scaler_context *scaler, - struct drm_exynos_ipp_task_rect *src_pos) +static inline void scaler_set_src_luma_chroma_pos(struct scaler_context *scaler, + struct drm_exynos_ipp_task_rect *src_pos, + const struct scaler_format *fmt) { u32 val; val = SCALER_SRC_Y_POS_SET_YH_POS(src_pos->x << 2); val |= SCALER_SRC_Y_POS_SET_YV_POS(src_pos->y << 2); scaler_write(val, SCALER_SRC_Y_POS); - scaler_write(val, SCALER_SRC_C_POS); /* ATTENTION! */ + val = SCALER_SRC_C_POS_SET_CH_POS( + (src_pos->x * fmt->chroma_tile_w / 16) << 2); + val |= SCALER_SRC_C_POS_SET_CV_POS( + (src_pos->y * fmt->chroma_tile_h / 16) << 2); + scaler_write(val, SCALER_SRC_C_POS); } static inline void scaler_set_src_wh(struct scaler_context *scaler, @@ -366,11 +361,12 @@ static int scaler_commit(struct exynos_drm_ipp *ipp, struct scaler_context *scaler = container_of(ipp, struct scaler_context, ipp); - u32 src_fmt = scaler_get_format(task->src.buf.fourcc); struct drm_exynos_ipp_task_rect *src_pos = &task->src.rect; - - u32 dst_fmt = scaler_get_format(task->dst.buf.fourcc); struct drm_exynos_ipp_task_rect *dst_pos = &task->dst.rect; + const struct scaler_format *src_fmt, *dst_fmt; + + src_fmt = scaler_get_format(task->src.buf.fourcc); + dst_fmt = scaler_get_format(task->dst.buf.fourcc); pm_runtime_get_sync(scaler->dev); if (scaler_reset(scaler)) { @@ -380,13 +376,14 @@ static int scaler_commit(struct exynos_drm_ipp *ipp, scaler->task = task; - scaler_set_src_fmt(scaler, src_fmt); + scaler_set_src_fmt( + scaler, src_fmt->internal_fmt, task->src.buf.modifier != 0); scaler_set_src_base(scaler, &task->src); scaler_set_src_span(scaler, &task->src); - scaler_set_src_luma_pos(scaler, src_pos); + scaler_set_src_luma_chroma_pos(scaler, src_pos, src_fmt); scaler_set_src_wh(scaler, src_pos); - scaler_set_dst_fmt(scaler, dst_fmt); + scaler_set_dst_fmt(scaler, dst_fmt->internal_fmt); scaler_set_dst_base(scaler, &task->dst); scaler_set_dst_span(scaler, &task->dst); scaler_set_dst_luma_pos(scaler, dst_pos); @@ -617,6 +614,16 @@ static const struct drm_exynos_ipp_limit scaler_5420_one_pixel_limits[] = { .v = { 65536 * 1 / 4, 65536 * 16 }) }, }; +static const struct drm_exynos_ipp_limit scaler_5420_tile_limits[] = { + { IPP_SIZE_LIMIT(BUFFER, .h = { 16, SZ_8K }, .v = { 16, SZ_8K })}, + { IPP_SIZE_LIMIT(AREA, .h.align = 16, .v.align = 16) }, + { IPP_SCALE_LIMIT(.h = {1, 1}, .v = {1, 1})}, + { } +}; + +#define IPP_SRCDST_TILE_FORMAT(f, l) \ + IPP_SRCDST_MFORMAT(f, DRM_FORMAT_MOD_SAMSUNG_16_16_TILE, (l)) + static const struct exynos_drm_ipp_formats exynos5420_formats[] = { /* SCALER_YUV420_2P_UV */ { IPP_SRCDST_FORMAT(NV21, scaler_5420_two_pixel_hv_limits) }, @@ -680,6 +687,18 @@ static const struct exynos_drm_ipp_formats exynos5420_formats[] = { /* SCALER_RGBA8888 */ { IPP_SRCDST_FORMAT(RGBA8888, scaler_5420_one_pixel_limits) }, + + /* SCALER_YUV420_2P_UV TILE */ + { IPP_SRCDST_TILE_FORMAT(NV21, scaler_5420_tile_limits) }, + + /* SCALER_YUV420_2P_VU TILE */ + { IPP_SRCDST_TILE_FORMAT(NV12, scaler_5420_tile_limits) }, + + /* SCALER_YUV420_3P TILE */ + { IPP_SRCDST_TILE_FORMAT(YUV420, scaler_5420_tile_limits) }, + + /* SCALER_YUV422_1P_YUYV TILE */ + { IPP_SRCDST_TILE_FORMAT(YUYV, scaler_5420_tile_limits) }, }; static const struct scaler_data exynos5420_data = { -- 2.34.1