diff options
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/arm/malidp_crtc.c | 28 | ||||
-rw-r--r-- | drivers/gpu/drm/arm/malidp_hw.c | 39 | ||||
-rw-r--r-- | drivers/gpu/drm/arm/malidp_hw.h | 7 | ||||
-rw-r--r-- | drivers/gpu/drm/arm/malidp_planes.c | 19 |
4 files changed, 54 insertions, 39 deletions
diff --git a/drivers/gpu/drm/arm/malidp_crtc.c b/drivers/gpu/drm/arm/malidp_crtc.c index ef44202fb43f..e1b72782848c 100644 --- a/drivers/gpu/drm/arm/malidp_crtc.c +++ b/drivers/gpu/drm/arm/malidp_crtc.c @@ -348,19 +348,20 @@ static int malidp_crtc_atomic_check(struct drm_crtc *crtc, /* * check if there is enough rotation memory available for planes - * that need 90° and 270° rotation. Each plane has set its required - * memory size in the ->plane_check() callback, here we only make - * sure that the sums are less that the total usable memory. + * that need 90° and 270° rotion or planes that are compressed. + * Each plane has set its required memory size in the ->plane_check() + * callback, here we only make sure that the sums are less that the + * total usable memory. * * The rotation memory allocation algorithm (for each plane): - * a. If no more rotated planes exist, all remaining rotate - * memory in the bank is available for use by the plane. - * b. If other rotated planes exist, and plane's layer ID is - * DE_VIDEO1, it can use all the memory from first bank if - * secondary rotation memory bank is available, otherwise it can + * a. If no more rotated or compressed planes exist, all remaining + * rotate memory in the bank is available for use by the plane. + * b. If other rotated or compressed planes exist, and plane's + * layer ID is DE_VIDEO1, it can use all the memory from first bank + * if secondary rotation memory bank is available, otherwise it can * use up to half the bank's memory. - * c. If other rotated planes exist, and plane's layer ID is not - * DE_VIDEO1, it can use half of the available memory + * c. If other rotated or compressed planes exist, and plane's layer ID + * is not DE_VIDEO1, it can use half of the available memory. * * Note: this algorithm assumes that the order in which the planes are * checked always has DE_VIDEO1 plane first in the list if it is @@ -372,7 +373,9 @@ static int malidp_crtc_atomic_check(struct drm_crtc *crtc, /* first count the number of rotated planes */ drm_atomic_crtc_state_for_each_plane_state(plane, pstate, state) { - if (pstate->rotation & MALIDP_ROTATED_MASK) + struct drm_framebuffer *fb = pstate->fb; + + if ((pstate->rotation & MALIDP_ROTATED_MASK) || fb->modifier) rotated_planes++; } @@ -388,8 +391,9 @@ static int malidp_crtc_atomic_check(struct drm_crtc *crtc, drm_atomic_crtc_state_for_each_plane_state(plane, pstate, state) { struct malidp_plane *mp = to_malidp_plane(plane); struct malidp_plane_state *ms = to_malidp_plane_state(pstate); + struct drm_framebuffer *fb = pstate->fb; - if (pstate->rotation & MALIDP_ROTATED_MASK) { + if ((pstate->rotation & MALIDP_ROTATED_MASK) || fb->modifier) { /* process current plane */ rotated_planes--; diff --git a/drivers/gpu/drm/arm/malidp_hw.c b/drivers/gpu/drm/arm/malidp_hw.c index c874ef4ac005..7aad7dd80d8c 100644 --- a/drivers/gpu/drm/arm/malidp_hw.c +++ b/drivers/gpu/drm/arm/malidp_hw.c @@ -85,44 +85,47 @@ static const struct malidp_format_id malidp550_de_formats[] = { static const struct malidp_layer malidp500_layers[] = { /* id, base address, fb pointer address base, stride offset, - * yuv2rgb matrix offset, mmu control register offset + * yuv2rgb matrix offset, mmu control register offset, rotation_features */ { DE_VIDEO1, MALIDP500_DE_LV_BASE, MALIDP500_DE_LV_PTR_BASE, - MALIDP_DE_LV_STRIDE0, MALIDP500_LV_YUV2RGB, 0 }, + MALIDP_DE_LV_STRIDE0, MALIDP500_LV_YUV2RGB, 0, ROTATE_ANY }, { DE_GRAPHICS1, MALIDP500_DE_LG1_BASE, MALIDP500_DE_LG1_PTR_BASE, - MALIDP_DE_LG_STRIDE, 0, 0 }, + MALIDP_DE_LG_STRIDE, 0, 0, ROTATE_ANY }, { DE_GRAPHICS2, MALIDP500_DE_LG2_BASE, MALIDP500_DE_LG2_PTR_BASE, - MALIDP_DE_LG_STRIDE, 0, 0 }, + MALIDP_DE_LG_STRIDE, 0, 0, ROTATE_ANY }, }; static const struct malidp_layer malidp550_layers[] = { /* id, base address, fb pointer address base, stride offset, - * yuv2rgb matrix offset, mmu control register offset + * yuv2rgb matrix offset, mmu control register offset, rotation_features */ { DE_VIDEO1, MALIDP550_DE_LV1_BASE, MALIDP550_DE_LV1_PTR_BASE, - MALIDP_DE_LV_STRIDE0, MALIDP550_LV_YUV2RGB, 0 }, + MALIDP_DE_LV_STRIDE0, MALIDP550_LV_YUV2RGB, 0, ROTATE_ANY }, { DE_GRAPHICS1, MALIDP550_DE_LG_BASE, MALIDP550_DE_LG_PTR_BASE, - MALIDP_DE_LG_STRIDE, 0, 0 }, + MALIDP_DE_LG_STRIDE, 0, 0, ROTATE_ANY }, { DE_VIDEO2, MALIDP550_DE_LV2_BASE, MALIDP550_DE_LV2_PTR_BASE, - MALIDP_DE_LV_STRIDE0, MALIDP550_LV_YUV2RGB, 0 }, + MALIDP_DE_LV_STRIDE0, MALIDP550_LV_YUV2RGB, 0, ROTATE_ANY }, { DE_SMART, MALIDP550_DE_LS_BASE, MALIDP550_DE_LS_PTR_BASE, - MALIDP550_DE_LS_R1_STRIDE, 0, 0 }, + MALIDP550_DE_LS_R1_STRIDE, 0, 0, ROTATE_NONE }, }; static const struct malidp_layer malidp650_layers[] = { /* id, base address, fb pointer address base, stride offset, - * yuv2rgb matrix offset, mmu control register offset + * yuv2rgb matrix offset, mmu control register offset, + * rotation_features */ { DE_VIDEO1, MALIDP550_DE_LV1_BASE, MALIDP550_DE_LV1_PTR_BASE, MALIDP_DE_LV_STRIDE0, MALIDP550_LV_YUV2RGB, - MALIDP650_DE_LV_MMU_CTRL }, + MALIDP650_DE_LV_MMU_CTRL, ROTATE_ANY }, { DE_GRAPHICS1, MALIDP550_DE_LG_BASE, MALIDP550_DE_LG_PTR_BASE, - MALIDP_DE_LG_STRIDE, 0, MALIDP650_DE_LG_MMU_CTRL }, + MALIDP_DE_LG_STRIDE, 0, MALIDP650_DE_LG_MMU_CTRL, + ROTATE_COMPRESSED }, { DE_VIDEO2, MALIDP550_DE_LV2_BASE, MALIDP550_DE_LV2_PTR_BASE, MALIDP_DE_LV_STRIDE0, MALIDP550_LV_YUV2RGB, - MALIDP650_DE_LV_MMU_CTRL }, + MALIDP650_DE_LV_MMU_CTRL, ROTATE_ANY }, { DE_SMART, MALIDP550_DE_LS_BASE, MALIDP550_DE_LS_PTR_BASE, - MALIDP550_DE_LS_R1_STRIDE, 0, MALIDP650_DE_LS_MMU_CTRL }, + MALIDP550_DE_LS_R1_STRIDE, 0, MALIDP650_DE_LS_MMU_CTRL, + ROTATE_NONE }, }; #define SE_N_SCALING_COEFFS 96 @@ -317,10 +320,6 @@ static void malidp500_modeset(struct malidp_hw_device *hwdev, struct videomode * static int malidp500_rotmem_required(struct malidp_hw_device *hwdev, u16 w, u16 h, u32 fmt) { - /* RGB888 or BGR888 can't be rotated */ - if ((fmt == DRM_FORMAT_RGB888) || (fmt == DRM_FORMAT_BGR888)) - return -EINVAL; - /* * Each layer needs enough rotation memory to fit 8 lines * worth of pixel data. Required size is then: @@ -608,10 +607,6 @@ static int malidp550_rotmem_required(struct malidp_hw_device *hwdev, u16 w, u16 { u32 bytes_per_col; - /* raw RGB888 or BGR888 can't be rotated */ - if ((fmt == DRM_FORMAT_RGB888) || (fmt == DRM_FORMAT_BGR888)) - return -EINVAL; - switch (fmt) { /* 8 lines at 4 bytes per pixel */ case DRM_FORMAT_ARGB2101010: diff --git a/drivers/gpu/drm/arm/malidp_hw.h b/drivers/gpu/drm/arm/malidp_hw.h index 0d7f9ea0ade8..3ab133d49bba 100644 --- a/drivers/gpu/drm/arm/malidp_hw.h +++ b/drivers/gpu/drm/arm/malidp_hw.h @@ -36,6 +36,12 @@ enum { SE_MEMWRITE = BIT(5), }; +enum rotation_features { + ROTATE_NONE, /* does not support rotation at all */ + ROTATE_ANY, /* supports rotation on any buffers */ + ROTATE_COMPRESSED, /* supports rotation only on compressed buffers */ +}; + struct malidp_format_id { u32 format; /* DRM fourcc */ u8 layer; /* bitmask of layers supporting it */ @@ -63,6 +69,7 @@ struct malidp_layer { u16 stride_offset; /* offset to the first stride register. */ s16 yuv2rgb_offset; /* offset to the YUV->RGB matrix entries */ u16 mmu_ctrl_offset; /* offset to the MMU control register */ + enum rotation_features rot; /* type of rotation supported */ }; enum malidp_scaling_coeff_set { diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index 76aafc296e1b..837a24d56675 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -440,11 +440,20 @@ static int malidp_de_plane_check(struct drm_plane *plane, if (ret) return ret; - /* packed RGB888 / BGR888 can't be rotated or flipped */ - if (state->rotation != DRM_MODE_ROTATE_0 && - (fb->format->format == DRM_FORMAT_RGB888 || - fb->format->format == DRM_FORMAT_BGR888)) - return -EINVAL; + /* validate the rotation constraints for each layer */ + if (state->rotation != DRM_MODE_ROTATE_0) { + if (mp->layer->rot == ROTATE_NONE) + return -EINVAL; + if ((mp->layer->rot == ROTATE_COMPRESSED) && !(fb->modifier)) + return -EINVAL; + /* + * packed RGB888 / BGR888 can't be rotated or flipped + * unless they are stored in a compressed way + */ + if ((fb->format->format == DRM_FORMAT_RGB888 || + fb->format->format == DRM_FORMAT_BGR888) && !(fb->modifier)) + return -EINVAL; + } ms->rotmem_size = 0; if (state->rotation & MALIDP_ROTATED_MASK) { |