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drm/komeda: Add format support for Y0L2, P010, YUV420_8/10BIT
authorjames qian wang (Arm Technology China) <james.qian.wang@arm.com>
Fri, 17 May 2019 10:05:13 +0000 (11:05 +0100)
committerLiviu Dudau <Liviu.Dudau@arm.com>
Wed, 19 Jun 2019 10:42:17 +0000 (11:42 +0100)
- Y0L2 and P010 are block (tiled) format, Update the kemeda logic to
compatible with such block format.
- Since DRM introduced a general block information to drm_format_info,
  the format_caps->tiled_size no long needed, delete it.
- Build some fb utils functions for code sharing.

Signed-off-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
drivers/gpu/drm/arm/display/include/malidp_io.h
drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c
drivers/gpu/drm/arm/display/komeda/komeda_format_caps.h
drivers/gpu/drm/arm/display/komeda/komeda_framebuffer.c

index 4fb3caf..9440dff 100644 (file)
@@ -22,6 +22,13 @@ malidp_write32(u32 __iomem *base, u32 offset, u32 v)
 }
 
 static inline void
+malidp_write64(u32 __iomem *base, u32 offset, u64 v)
+{
+       writel(lower_32_bits(v), (base + (offset >> 2)));
+       writel(upper_32_bits(v), (base + (offset >> 2) + 1));
+}
+
+static inline void
 malidp_write32_mask(u32 __iomem *base, u32 offset, u32 m, u32 v)
 {
        u32 tmp = malidp_read32(base, offset);
index 2a80011..07b4e80 100644 (file)
@@ -163,6 +163,30 @@ static inline u32 to_d71_input_id(struct komeda_component_output *output)
        return comp ? (comp->hw_id + output->output_port) : 0;
 }
 
+static void d71_layer_update_fb(struct komeda_component *c,
+                               struct komeda_fb *kfb,
+                               dma_addr_t *addr)
+{
+       struct drm_framebuffer *fb = &kfb->base;
+       const struct drm_format_info *info = fb->format;
+       u32 __iomem *reg = c->reg;
+       int block_h;
+
+       if (info->num_planes > 2)
+               malidp_write64(reg, BLK_P2_PTR_LOW, addr[2]);
+
+       if (info->num_planes > 1) {
+               block_h = drm_format_info_block_height(info, 1);
+               malidp_write32(reg, BLK_P1_STRIDE, fb->pitches[1] * block_h);
+               malidp_write64(reg, BLK_P1_PTR_LOW, addr[1]);
+       }
+
+       block_h = drm_format_info_block_height(info, 0);
+       malidp_write32(reg, BLK_P0_STRIDE, fb->pitches[0] * block_h);
+       malidp_write64(reg, BLK_P0_PTR_LOW, addr[0]);
+       malidp_write32(reg, LAYER_FMT, kfb->format_caps->hw_id);
+}
+
 static void d71_layer_disable(struct komeda_component *c)
 {
        malidp_write32_mask(c->reg, BLK_CONTROL, L_EN, 0);
@@ -178,22 +202,8 @@ static void d71_layer_update(struct komeda_component *c,
        u32 __iomem *reg = c->reg;
        u32 ctrl_mask = L_EN | L_ROT(L_ROT_R270) | L_HFLIP | L_VFLIP | L_TBU_EN;
        u32 ctrl = L_EN | to_rot_ctrl(st->rot);
-       int i;
 
-       for (i = 0; i < fb->format->num_planes; i++) {
-               malidp_write32(reg,
-                              BLK_P0_PTR_LOW + i * LAYER_PER_PLANE_REGS * 4,
-                              lower_32_bits(st->addr[i]));
-               malidp_write32(reg,
-                              BLK_P0_PTR_HIGH + i * LAYER_PER_PLANE_REGS * 4,
-                              upper_32_bits(st->addr[i]));
-               if (i >= 2)
-                       break;
-
-               malidp_write32(reg,
-                              BLK_P0_STRIDE + i * LAYER_PER_PLANE_REGS * 4,
-                              fb->pitches[i] & 0xFFFF);
-       }
+       d71_layer_update_fb(c, kfb, st->addr);
 
        malidp_write32(reg, AD_CONTROL, to_ad_ctrl(fb->modifier));
        if (fb->modifier) {
@@ -247,7 +257,6 @@ static void d71_layer_update(struct komeda_component *c,
                                        plane_st->color_range));
        }
 
-       malidp_write32(reg, LAYER_FMT, kfb->format_caps->hw_id);
        malidp_write32(reg, BLK_IN_SIZE, HV_SIZE(st->hsize, st->vsize));
 
        if (kfb->is_va)
@@ -369,26 +378,15 @@ static void d71_wb_layer_update(struct komeda_component *c,
 {
        struct komeda_layer_state *st = to_layer_st(state);
        struct drm_connector_state *conn_st = state->wb_conn->state;
-       struct drm_framebuffer *fb = conn_st->writeback_job->fb;
-       struct komeda_fb *kfb = to_kfb(fb);
-       u32 __iomem *reg = c->reg;
+       struct komeda_fb *kfb = to_kfb(conn_st->writeback_job->fb);
        u32 ctrl = L_EN | LW_OFM, mask = L_EN | LW_OFM | LW_TBU_EN;
-       int i;
+       u32 __iomem *reg = c->reg;
 
-       for (i = 0; i < fb->format->num_planes; i++) {
-               malidp_write32(reg + i * LAYER_PER_PLANE_REGS, BLK_P0_PTR_LOW,
-                              lower_32_bits(st->addr[i]));
-               malidp_write32(reg + i * LAYER_PER_PLANE_REGS, BLK_P0_PTR_HIGH,
-                              upper_32_bits(st->addr[i]));
-
-               malidp_write32(reg + i * LAYER_PER_PLANE_REGS, BLK_P0_STRIDE,
-                              fb->pitches[i] & 0xFFFF);
-       }
+       d71_layer_update_fb(c, kfb, st->addr);
 
        if (kfb->is_va)
                ctrl |= LW_TBU_EN;
 
-       malidp_write32(reg, LAYER_FMT, kfb->format_caps->hw_id);
        malidp_write32(reg, BLK_IN_SIZE, HV_SIZE(st->hsize, st->vsize));
        malidp_write32(reg, BLK_INPUT_ID0, to_d71_input_id(&state->inputs[0]));
        malidp_write32_mask(reg, BLK_CONTROL, mask, ctrl);
index 2f06207..d567ab7 100644 (file)
@@ -447,51 +447,47 @@ err_cleanup:
 #define AFB_TH_SC_YTR_BS AFBC(_TILED | _SC | _SPARSE | _YTR | _SPLIT)
 
 static struct komeda_format_caps d71_format_caps_table[] = {
-       /*   HW_ID    |        fourcc        | tile_sz |   layer_types |   rots    | afbc_layouts | afbc_features */
+       /*   HW_ID    |        fourcc         |   layer_types |   rots    | afbc_layouts | afbc_features */
        /* ABGR_2101010*/
-       {__HW_ID(0, 0), DRM_FORMAT_ARGB2101010, 1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(0, 1), DRM_FORMAT_ABGR2101010, 1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(0, 1), DRM_FORMAT_ABGR2101010, 1,      RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */
-       {__HW_ID(0, 2), DRM_FORMAT_RGBA1010102, 1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(0, 3), DRM_FORMAT_BGRA1010102, 1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(0, 0), DRM_FORMAT_ARGB2101010, RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(0, 1), DRM_FORMAT_ABGR2101010, RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(0, 1), DRM_FORMAT_ABGR2101010, RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */
+       {__HW_ID(0, 2), DRM_FORMAT_RGBA1010102, RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(0, 3), DRM_FORMAT_BGRA1010102, RICH_SIMPLE_WB, Flip_H_V,               0, 0},
        /* ABGR_8888*/
-       {__HW_ID(1, 0), DRM_FORMAT_ARGB8888,    1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(1, 1), DRM_FORMAT_ABGR8888,    1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(1, 1), DRM_FORMAT_ABGR8888,    1,      RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */
-       {__HW_ID(1, 2), DRM_FORMAT_RGBA8888,    1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(1, 3), DRM_FORMAT_BGRA8888,    1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(1, 0), DRM_FORMAT_ARGB8888,    RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(1, 1), DRM_FORMAT_ABGR8888,    RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(1, 1), DRM_FORMAT_ABGR8888,    RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */
+       {__HW_ID(1, 2), DRM_FORMAT_RGBA8888,    RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(1, 3), DRM_FORMAT_BGRA8888,    RICH_SIMPLE_WB, Flip_H_V,               0, 0},
        /* XBGB_8888 */
-       {__HW_ID(2, 0), DRM_FORMAT_XRGB8888,    1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(2, 1), DRM_FORMAT_XBGR8888,    1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(2, 2), DRM_FORMAT_RGBX8888,    1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
-       {__HW_ID(2, 3), DRM_FORMAT_BGRX8888,    1,      RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(2, 0), DRM_FORMAT_XRGB8888,    RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(2, 1), DRM_FORMAT_XBGR8888,    RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(2, 2), DRM_FORMAT_RGBX8888,    RICH_SIMPLE_WB, Flip_H_V,               0, 0},
+       {__HW_ID(2, 3), DRM_FORMAT_BGRX8888,    RICH_SIMPLE_WB, Flip_H_V,               0, 0},
        /* BGR_888 */ /* none-afbc RGB888 doesn't support rotation and flip */
-       {__HW_ID(3, 0), DRM_FORMAT_RGB888,      1,      RICH_SIMPLE_WB, Rot_0,                  0, 0},
-       {__HW_ID(3, 1), DRM_FORMAT_BGR888,      1,      RICH_SIMPLE_WB, Rot_0,                  0, 0},
-       {__HW_ID(3, 1), DRM_FORMAT_BGR888,      1,      RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */
+       {__HW_ID(3, 0), DRM_FORMAT_RGB888,      RICH_SIMPLE_WB, Rot_0,                  0, 0},
+       {__HW_ID(3, 1), DRM_FORMAT_BGR888,      RICH_SIMPLE_WB, Rot_0,                  0, 0},
+       {__HW_ID(3, 1), DRM_FORMAT_BGR888,      RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR_BS}, /* afbc */
        /* BGR 16bpp */
-       {__HW_ID(4, 0), DRM_FORMAT_RGBA5551,    1,      RICH_SIMPLE,    Flip_H_V,               0, 0},
-       {__HW_ID(4, 1), DRM_FORMAT_ABGR1555,    1,      RICH_SIMPLE,    Flip_H_V,               0, 0},
-       {__HW_ID(4, 1), DRM_FORMAT_ABGR1555,    1,      RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR}, /* afbc */
-       {__HW_ID(4, 2), DRM_FORMAT_RGB565,      1,      RICH_SIMPLE,    Flip_H_V,               0, 0},
-       {__HW_ID(4, 3), DRM_FORMAT_BGR565,      1,      RICH_SIMPLE,    Flip_H_V,               0, 0},
-       {__HW_ID(4, 3), DRM_FORMAT_BGR565,      1,      RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR}, /* afbc */
-       {__HW_ID(4, 4), DRM_FORMAT_R8,          1,      SIMPLE,         Rot_0,                  0, 0},
+       {__HW_ID(4, 0), DRM_FORMAT_RGBA5551,    RICH_SIMPLE,    Flip_H_V,               0, 0},
+       {__HW_ID(4, 1), DRM_FORMAT_ABGR1555,    RICH_SIMPLE,    Flip_H_V,               0, 0},
+       {__HW_ID(4, 1), DRM_FORMAT_ABGR1555,    RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR}, /* afbc */
+       {__HW_ID(4, 2), DRM_FORMAT_RGB565,      RICH_SIMPLE,    Flip_H_V,               0, 0},
+       {__HW_ID(4, 3), DRM_FORMAT_BGR565,      RICH_SIMPLE,    Flip_H_V,               0, 0},
+       {__HW_ID(4, 3), DRM_FORMAT_BGR565,      RICH_SIMPLE,    Rot_ALL_H_V,    LYT_NM_WB, AFB_TH_SC_YTR}, /* afbc */
+       {__HW_ID(4, 4), DRM_FORMAT_R8,          SIMPLE,         Rot_0,                  0, 0},
        /* YUV 444/422/420 8bit  */
-       {__HW_ID(5, 0), 0 /*XYUV8888*/,         1,      0,              0,                      0, 0},
-       /* XYUV unsupported*/
-       {__HW_ID(5, 1), DRM_FORMAT_YUYV,        1,      RICH,           Rot_ALL_H_V,    LYT_NM, AFB_TH}, /* afbc */
-       {__HW_ID(5, 2), DRM_FORMAT_YUYV,        1,      RICH,           Flip_H_V,               0, 0},
-       {__HW_ID(5, 3), DRM_FORMAT_UYVY,        1,      RICH,           Flip_H_V,               0, 0},
-       {__HW_ID(5, 4), 0, /*X0L0 */            2,              0,                      0, 0}, /* Y0L0 unsupported */
-       {__HW_ID(5, 6), DRM_FORMAT_NV12,        1,      RICH,           Flip_H_V,               0, 0},
-       {__HW_ID(5, 6), 0/*DRM_FORMAT_YUV420_8BIT*/,    1,      RICH,   Rot_ALL_H_V,    LYT_NM, AFB_TH}, /* afbc */
-       {__HW_ID(5, 7), DRM_FORMAT_YUV420,      1,      RICH,           Flip_H_V,               0, 0},
+       {__HW_ID(5, 1), DRM_FORMAT_YUYV,        RICH,           Rot_ALL_H_V,    LYT_NM, AFB_TH}, /* afbc */
+       {__HW_ID(5, 2), DRM_FORMAT_YUYV,        RICH,           Flip_H_V,               0, 0},
+       {__HW_ID(5, 3), DRM_FORMAT_UYVY,        RICH,           Flip_H_V,               0, 0},
+       {__HW_ID(5, 6), DRM_FORMAT_NV12,        RICH,           Flip_H_V,               0, 0},
+       {__HW_ID(5, 6), DRM_FORMAT_YUV420_8BIT, RICH,           Rot_ALL_H_V,    LYT_NM, AFB_TH}, /* afbc */
+       {__HW_ID(5, 7), DRM_FORMAT_YUV420,      RICH,           Flip_H_V,               0, 0},
        /* YUV 10bit*/
-       {__HW_ID(6, 0), 0,/*XVYU2101010*/       1,      0,              0,                      0, 0},/* VYV30 unsupported */
-       {__HW_ID(6, 6), 0/*DRM_FORMAT_X0L2*/,   2,      RICH,           Flip_H_V,               0, 0},
-       {__HW_ID(6, 7), 0/*DRM_FORMAT_P010*/,   1,      RICH,           Flip_H_V,               0, 0},
-       {__HW_ID(6, 7), 0/*DRM_FORMAT_YUV420_10BIT*/, 1,        RICH,   Rot_ALL_H_V,    LYT_NM, AFB_TH},
+       {__HW_ID(6, 6), DRM_FORMAT_X0L2,        RICH,           Flip_H_V,               0, 0},
+       {__HW_ID(6, 7), DRM_FORMAT_P010,        RICH,           Flip_H_V,               0, 0},
+       {__HW_ID(6, 7), DRM_FORMAT_YUV420_10BIT, RICH,          Rot_ALL_H_V,    LYT_NM, AFB_TH},
 };
 
 static bool d71_format_mod_supported(const struct komeda_format_caps *caps,
index 381e873..3631910 100644 (file)
@@ -50,7 +50,6 @@
  *
  * @hw_id: hw format id, hw specific value.
  * @fourcc: drm fourcc format.
- * @tile_size: format tiled size, used by ARM format X0L0/X0L2
  * @supported_layer_types: indicate which layer supports this format
  * @supported_rots: allowed rotations for this format
  * @supported_afbc_layouts: supported afbc layerout
@@ -59,7 +58,6 @@
 struct komeda_format_caps {
        u32 hw_id;
        u32 fourcc;
-       u32 tile_size;
        u32 supported_layer_types;
        u32 supported_rots;
        u32 supported_afbc_layouts;
index 5085840..abc8c0c 100644 (file)
@@ -112,46 +112,35 @@ komeda_fb_none_afbc_size_check(struct komeda_dev *mdev, struct komeda_fb *kfb,
                               const struct drm_mode_fb_cmd2 *mode_cmd)
 {
        struct drm_framebuffer *fb = &kfb->base;
+       const struct drm_format_info *info = fb->format;
        struct drm_gem_object *obj;
-       u32 min_size = 0;
-       u32 i;
+       u32 i, min_size, block_h;
 
-       for (i = 0; i < fb->format->num_planes; i++) {
+       if (komeda_fb_check_src_coords(kfb, 0, 0, fb->width, fb->height))
+               return -EINVAL;
+
+       for (i = 0; i < info->num_planes; i++) {
                obj = drm_gem_object_lookup(file, mode_cmd->handles[i]);
                if (!obj) {
                        DRM_DEBUG_KMS("Failed to lookup GEM object\n");
-                       fb->obj[i] = NULL;
-
                        return -ENOENT;
                }
+               fb->obj[i] = obj;
 
-               kfb->aligned_w = fb->width / (i ? fb->format->hsub : 1);
-               kfb->aligned_h = fb->height / (i ? fb->format->vsub : 1);
-
-               if (fb->pitches[i] % mdev->chip.bus_width) {
+               block_h = drm_format_info_block_height(info, i);
+               if ((fb->pitches[i] * block_h) % mdev->chip.bus_width) {
                        DRM_DEBUG_KMS("Pitch[%d]: 0x%x doesn't align to 0x%x\n",
                                      i, fb->pitches[i], mdev->chip.bus_width);
-                       drm_gem_object_put_unlocked(obj);
-                       fb->obj[i] = NULL;
-
                        return -EINVAL;
                }
 
-               min_size = ((kfb->aligned_h / kfb->format_caps->tile_size - 1)
-                           * fb->pitches[i])
-                           + (kfb->aligned_w * fb->format->cpp[i]
-                              * kfb->format_caps->tile_size)
-                           + fb->offsets[i];
-
+               min_size = komeda_fb_get_pixel_addr(kfb, 0, fb->height, i)
+                        - to_drm_gem_cma_obj(obj)->paddr;
                if (obj->size < min_size) {
-                       DRM_DEBUG_KMS("Fail to check none afbc fb size.\n");
-                       drm_gem_object_put_unlocked(obj);
-                       fb->obj[i] = NULL;
-
+                       DRM_DEBUG_KMS("The fb->obj[%d] size: %ld lower than the minimum requirement: %d.\n",
+                                     i, obj->size, min_size);
                        return -EINVAL;
                }
-
-               fb->obj[i] = obj;
        }
 
        if (fb->format->num_planes == 3) {
@@ -219,6 +208,8 @@ int komeda_fb_check_src_coords(const struct komeda_fb *kfb,
 {
        const struct drm_framebuffer *fb = &kfb->base;
        const struct drm_format_info *info = fb->format;
+       u32 block_w = drm_format_info_block_width(fb->format, 0);
+       u32 block_h = drm_format_info_block_height(fb->format, 0);
 
        if ((src_x + src_w > fb->width) || (src_y + src_h > fb->height)) {
                DRM_DEBUG_ATOMIC("Invalid source coordinate.\n");
@@ -232,6 +223,13 @@ int komeda_fb_check_src_coords(const struct komeda_fb *kfb,
                return -EINVAL;
        }
 
+       if ((src_x % block_w) || (src_w % block_w) ||
+           (src_y % block_h) || (src_h % block_h)) {
+               DRM_DEBUG_ATOMIC("x:%d, y:%d, w:%d, h:%d should be multiple of block_w/h for format: %x.\n",
+                                src_x, src_y, src_w, src_h, info->format);
+               return -EINVAL;
+       }
+
        return 0;
 }
 
@@ -240,7 +238,7 @@ komeda_fb_get_pixel_addr(struct komeda_fb *kfb, int x, int y, int plane)
 {
        struct drm_framebuffer *fb = &kfb->base;
        const struct drm_gem_cma_object *obj;
-       u32 plane_x, plane_y, cpp, pitch, offset;
+       u32 offset, plane_x, plane_y, block_w, block_sz;
 
        if (plane >= fb->format->num_planes) {
                DRM_DEBUG_KMS("Out of max plane num.\n");
@@ -251,12 +249,13 @@ komeda_fb_get_pixel_addr(struct komeda_fb *kfb, int x, int y, int plane)
 
        offset = fb->offsets[plane];
        if (!fb->modifier) {
+               block_w = drm_format_info_block_width(fb->format, plane);
+               block_sz = fb->format->char_per_block[plane];
                plane_x = x / (plane ? fb->format->hsub : 1);
                plane_y = y / (plane ? fb->format->vsub : 1);
-               cpp = fb->format->cpp[plane];
-               pitch = fb->pitches[plane];
-               offset += plane_x * cpp *  kfb->format_caps->tile_size +
-                               (plane_y * pitch) / kfb->format_caps->tile_size;
+
+               offset += (plane_x / block_w) * block_sz
+                       + plane_y * fb->pitches[plane];
        }
 
        return obj->paddr + offset;