On Sat, Aug 18, 2012 at 8:22 PM, Marek Olšák <maraeo@xxxxxxxxx> wrote:
> MSAA is impossible without them.
Reviewed-by: Jerome Glisse <jglisse@xxxxxxxxxx>
> Signed-off-by: Marek Olšák <maraeo@xxxxxxxxx>
> ---
> drivers/gpu/drm/radeon/r600_cs.c | 94 +++++++++++++++++++++++++++++-----
> drivers/gpu/drm/radeon/r600d.h | 17 ++++++
> drivers/gpu/drm/radeon/radeon_drv.c | 3 +-
> drivers/gpu/drm/radeon/reg_srcs/r600 | 8 ---
> 4 files changed, 101 insertions(+), 21 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
> index 3dab49c..1bec5b8 100644
> --- a/drivers/gpu/drm/radeon/r600_cs.c
> +++ b/drivers/gpu/drm/radeon/r600_cs.c
> @@ -47,13 +47,17 @@ struct r600_cs_track {
> u32 npipes;
> /* value we track */
> u32 sq_config;
> + u32 log_nsamples;
> u32 nsamples;
> u32 cb_color_base_last[8];
> struct radeon_bo *cb_color_bo[8];
> u64 cb_color_bo_mc[8];
> - u32 cb_color_bo_offset[8];
> - struct radeon_bo *cb_color_frag_bo[8]; /* unused */
> - struct radeon_bo *cb_color_tile_bo[8]; /* unused */
> + u64 cb_color_bo_offset[8];
> + struct radeon_bo *cb_color_frag_bo[8];
> + u64 cb_color_frag_offset[8];
> + struct radeon_bo *cb_color_tile_bo[8];
> + u64 cb_color_tile_offset[8];
> + u32 cb_color_mask[8];
> u32 cb_color_info[8];
> u32 cb_color_view[8];
> u32 cb_color_size_idx[8]; /* unused */
> @@ -349,10 +353,6 @@ static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
> unsigned array_mode;
> u32 format;
>
> - if (G_0280A0_TILE_MODE(track->cb_color_info[i])) {
> - dev_warn(p->dev, "FMASK or CMASK buffer are not supported by this kernel\n");
> - return -EINVAL;
> - }
> size = radeon_bo_size(track->cb_color_bo[i]) - track->cb_color_bo_offset[i];
> format = G_0280A0_FORMAT(track->cb_color_info[i]);
> if (!r600_fmt_is_valid_color(format)) {
> @@ -441,7 +441,7 @@ static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
> * broken userspace.
> */
> } else {
> - dev_warn(p->dev, "%s offset[%d] %d %d %d %lu too big (%d %d) (%d %d %d)\n",
> + dev_warn(p->dev, "%s offset[%d] %d %llu %d %lu too big (%d %d) (%d %d %d)\n",
> __func__, i, array_mode,
> track->cb_color_bo_offset[i], tmp,
> radeon_bo_size(track->cb_color_bo[i]),
> @@ -458,6 +458,51 @@ static int r600_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
> tmp = S_028060_PITCH_TILE_MAX((pitch / 8) - 1) |
> S_028060_SLICE_TILE_MAX(slice_tile_max - 1);
> ib[track->cb_color_size_idx[i]] = tmp;
> +
> + /* FMASK/CMASK */
> + switch (G_0280A0_TILE_MODE(track->cb_color_info[i])) {
> + case V_0280A0_TILE_DISABLE:
> + break;
> + case V_0280A0_FRAG_ENABLE:
> + if (track->nsamples > 1) {
> + uint32_t tile_max = G_028100_FMASK_TILE_MAX(track->cb_color_mask[i]);
> + /* the tile size is 8x8, but the size is in units of bits.
> + * for bytes, do just * 8. */
> + uint32_t bytes = track->nsamples * track->log_nsamples * 8 * (tile_max + 1);
> +
> + if (bytes + track->cb_color_frag_offset[i] >
> + radeon_bo_size(track->cb_color_frag_bo[i])) {
> + dev_warn(p->dev, "%s FMASK_TILE_MAX too large "
> + "(tile_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n",
> + __func__, tile_max, bytes,
> + track->cb_color_frag_offset[i],
> + radeon_bo_size(track->cb_color_frag_bo[i]));
> + return -EINVAL;
> + }
> + }
> + /* fall through */
> + case V_0280A0_CLEAR_ENABLE:
> + {
> + uint32_t block_max = G_028100_CMASK_BLOCK_MAX(track->cb_color_mask[i]);
> + /* One block = 128x128 pixels, one 8x8 tile has 4 bits..
> + * (128*128) / (8*8) / 2 = 128 bytes per block. */
> + uint32_t bytes = (block_max + 1) * 128;
> +
> + if (bytes + track->cb_color_tile_offset[i] >
> + radeon_bo_size(track->cb_color_tile_bo[i])) {
> + dev_warn(p->dev, "%s CMASK_BLOCK_MAX too large "
> + "(block_max=%u, bytes=%u, offset=%llu, bo_size=%lu)\n",
> + __func__, block_max, bytes,
> + track->cb_color_tile_offset[i],
> + radeon_bo_size(track->cb_color_tile_bo[i]));
> + return -EINVAL;
> + }
> + break;
> + }
> + default:
> + dev_warn(p->dev, "%s invalid tile mode\n", __func__);
> + return -EINVAL;
> + }
> return 0;
> }
>
> @@ -1231,6 +1276,7 @@ static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
> break;
> case R_028C04_PA_SC_AA_CONFIG:
> tmp = G_028C04_MSAA_NUM_SAMPLES(radeon_get_ib_value(p, idx));
> + track->log_nsamples = tmp;
> track->nsamples = 1 << tmp;
> track->cb_dirty = true;
> break;
> @@ -1312,16 +1358,21 @@ static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
> dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg);
> return -EINVAL;
> }
> - ib[idx] = track->cb_color_base_last[tmp];
> track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp];
> + track->cb_color_frag_offset[tmp] = track->cb_color_bo_offset[tmp];
> + ib[idx] = track->cb_color_base_last[tmp];
> } else {
> r = r600_cs_packet_next_reloc(p, &reloc);
> if (r) {
> dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
> return -EINVAL;
> }
> - ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
> track->cb_color_frag_bo[tmp] = reloc->robj;
> + track->cb_color_frag_offset[tmp] = (u64)ib[idx] << 8;
> + ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
> + }
> + if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
> + track->cb_dirty = true;
> }
> break;
> case R_0280C0_CB_COLOR0_TILE:
> @@ -1338,16 +1389,35 @@ static int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx)
> dev_err(p->dev, "Broken old userspace ? no cb_color0_base supplied before trying to write 0x%08X\n", reg);
> return -EINVAL;
> }
> - ib[idx] = track->cb_color_base_last[tmp];
> track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp];
> + track->cb_color_tile_offset[tmp] = track->cb_color_bo_offset[tmp];
> + ib[idx] = track->cb_color_base_last[tmp];
> } else {
> r = r600_cs_packet_next_reloc(p, &reloc);
> if (r) {
> dev_err(p->dev, "bad SET_CONTEXT_REG 0x%04X\n", reg);
> return -EINVAL;
> }
> - ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
> track->cb_color_tile_bo[tmp] = reloc->robj;
> + track->cb_color_tile_offset[tmp] = (u64)ib[idx] << 8;
> + ib[idx] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
> + }
> + if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
> + track->cb_dirty = true;
> + }
> + break;
> + case R_028100_CB_COLOR0_MASK:
> + case R_028104_CB_COLOR1_MASK:
> + case R_028108_CB_COLOR2_MASK:
> + case R_02810C_CB_COLOR3_MASK:
> + case R_028110_CB_COLOR4_MASK:
> + case R_028114_CB_COLOR5_MASK:
> + case R_028118_CB_COLOR6_MASK:
> + case R_02811C_CB_COLOR7_MASK:
> + tmp = (reg - R_028100_CB_COLOR0_MASK) / 4;
> + track->cb_color_mask[tmp] = ib[idx];
> + if (G_0280A0_TILE_MODE(track->cb_color_info[tmp])) {
> + track->cb_dirty = true;
> }
> break;
> case CB_COLOR0_BASE:
> diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
> index fd328f4..bdb69a6 100644
> --- a/drivers/gpu/drm/radeon/r600d.h
> +++ b/drivers/gpu/drm/radeon/r600d.h
> @@ -92,6 +92,20 @@
> #define R_028094_CB_COLOR5_VIEW 0x028094
> #define R_028098_CB_COLOR6_VIEW 0x028098
> #define R_02809C_CB_COLOR7_VIEW 0x02809C
> +#define R_028100_CB_COLOR0_MASK 0x028100
> +#define S_028100_CMASK_BLOCK_MAX(x) (((x) & 0xFFF) << 0)
> +#define G_028100_CMASK_BLOCK_MAX(x) (((x) >> 0) & 0xFFF)
> +#define C_028100_CMASK_BLOCK_MAX 0xFFFFF000
> +#define S_028100_FMASK_TILE_MAX(x) (((x) & 0xFFFFF) << 12)
> +#define G_028100_FMASK_TILE_MAX(x) (((x) >> 12) & 0xFFFFF)
> +#define C_028100_FMASK_TILE_MAX 0x00000FFF
> +#define R_028104_CB_COLOR1_MASK 0x028104
> +#define R_028108_CB_COLOR2_MASK 0x028108
> +#define R_02810C_CB_COLOR3_MASK 0x02810C
> +#define R_028110_CB_COLOR4_MASK 0x028110
> +#define R_028114_CB_COLOR5_MASK 0x028114
> +#define R_028118_CB_COLOR6_MASK 0x028118
> +#define R_02811C_CB_COLOR7_MASK 0x02811C
> #define CB_COLOR0_INFO 0x280a0
> # define CB_FORMAT(x) ((x) << 2)
> # define CB_ARRAY_MODE(x) ((x) << 8)
> @@ -1400,6 +1414,9 @@
> #define S_0280A0_TILE_MODE(x) (((x) & 0x3) << 18)
> #define G_0280A0_TILE_MODE(x) (((x) >> 18) & 0x3)
> #define C_0280A0_TILE_MODE 0xFFF3FFFF
> +#define V_0280A0_TILE_DISABLE 0
> +#define V_0280A0_CLEAR_ENABLE 1
> +#define V_0280A0_FRAG_ENABLE 2
> #define S_0280A0_BLEND_CLAMP(x) (((x) & 0x1) << 20)
> #define G_0280A0_BLEND_CLAMP(x) (((x) >> 20) & 0x1)
> #define C_0280A0_BLEND_CLAMP 0xFFEFFFFF
> diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
> index d7269f4..27d22d7 100644
> --- a/drivers/gpu/drm/radeon/radeon_drv.c
> +++ b/drivers/gpu/drm/radeon/radeon_drv.c
> @@ -62,9 +62,10 @@
> * 2.18.0 - r600-eg: allow "invalid" DB formats
> * 2.19.0 - r600-eg: MSAA textures
> * 2.20.0 - r600-si: RADEON_INFO_TIMESTAMP query
> + * 2.21.0 - r600-r700: FMASK and CMASK
> */
> #define KMS_DRIVER_MAJOR 2
> -#define KMS_DRIVER_MINOR 20
> +#define KMS_DRIVER_MINOR 21
> #define KMS_DRIVER_PATCHLEVEL 0
> int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
> int radeon_driver_unload_kms(struct drm_device *dev);
> diff --git a/drivers/gpu/drm/radeon/reg_srcs/r600 b/drivers/gpu/drm/radeon/reg_srcs/r600
> index 5e659b0..f93e45d 100644
> --- a/drivers/gpu/drm/radeon/reg_srcs/r600
> +++ b/drivers/gpu/drm/radeon/reg_srcs/r600
> @@ -744,14 +744,6 @@ r600 0x9400
> 0x00028C38 CB_CLRCMP_DST
> 0x00028C3C CB_CLRCMP_MSK
> 0x00028C34 CB_CLRCMP_SRC
> -0x00028100 CB_COLOR0_MASK
> -0x00028104 CB_COLOR1_MASK
> -0x00028108 CB_COLOR2_MASK
> -0x0002810C CB_COLOR3_MASK
> -0x00028110 CB_COLOR4_MASK
> -0x00028114 CB_COLOR5_MASK
> -0x00028118 CB_COLOR6_MASK
> -0x0002811C CB_COLOR7_MASK
> 0x00028808 CB_COLOR_CONTROL
> 0x0002842C CB_FOG_BLUE
> 0x00028428 CB_FOG_GREEN
> --
> 1.7.9.5
>
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