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[86.58.29.253]) by smtp.gmail.com with ESMTPSA id o12sm85907wmq.12.2021.11.29.10.26.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Nov 2021 10:26:43 -0800 (PST) From: Jernej Skrabec To: linux-media@vger.kernel.org Cc: ezequiel@vanguardiasur.com.ar, nicolas.dufresne@collabora.com, mchehab@kernel.org, robh+dt@kernel.org, mripard@kernel.org, wens@csie.org, p.zabel@pengutronix.de, andrzej.p@collabora.com, gregkh@linuxfoundation.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, linux-staging@lists.linux.dev, Jernej Skrabec Subject: [PATCH v2 4/9] media: hantro: vp9: add support for legacy register set Date: Mon, 29 Nov 2021 19:26:28 +0100 Message-Id: <20211129182633.480021-5-jernej.skrabec@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20211129182633.480021-1-jernej.skrabec@gmail.com> References: <20211129182633.480021-1-jernej.skrabec@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211129_102645_933036_8F33899B X-CRM114-Status: GOOD ( 17.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Some older G2 cores uses slightly different register set for HEVC and VP9. Since vast majority of registers and logic is the same, it doesn't make sense to introduce another drivers. Add legacy_regs quirk and implement only VP9 changes for now. HEVC changes will be introduced later, if needed. Reviewed-by: Andrzej Pietrasiewicz Signed-off-by: Jernej Skrabec --- drivers/staging/media/hantro/hantro.h | 2 + drivers/staging/media/hantro/hantro_g2_regs.h | 16 ++++ .../staging/media/hantro/hantro_g2_vp9_dec.c | 74 ++++++++++++++----- 3 files changed, 75 insertions(+), 17 deletions(-) diff --git a/drivers/staging/media/hantro/hantro.h b/drivers/staging/media/hantro/hantro.h index d03824fa3222..83ed25d9657b 100644 --- a/drivers/staging/media/hantro/hantro.h +++ b/drivers/staging/media/hantro/hantro.h @@ -74,6 +74,7 @@ struct hantro_irq { * @reg_names: array of register range names * @num_regs: number of register range names in the array * @double_buffer: core needs double buffering + * @legacy_regs: core uses legacy register set */ struct hantro_variant { unsigned int enc_offset; @@ -96,6 +97,7 @@ struct hantro_variant { const char * const *reg_names; int num_regs; unsigned int double_buffer : 1; + unsigned int legacy_regs : 1; }; /** diff --git a/drivers/staging/media/hantro/hantro_g2_regs.h b/drivers/staging/media/hantro/hantro_g2_regs.h index 15a391a4650e..b7c6f9877b9d 100644 --- a/drivers/staging/media/hantro/hantro_g2_regs.h +++ b/drivers/staging/media/hantro/hantro_g2_regs.h @@ -36,7 +36,13 @@ #define BUS_WIDTH_256 3 #define g2_strm_swap G2_DEC_REG(2, 28, 0xf) +#define g2_strm_swap_old G2_DEC_REG(2, 27, 0x1f) +#define g2_pic_swap G2_DEC_REG(2, 22, 0x1f) #define g2_dirmv_swap G2_DEC_REG(2, 20, 0xf) +#define g2_dirmv_swap_old G2_DEC_REG(2, 17, 0x1f) +#define g2_tab0_swap_old G2_DEC_REG(2, 12, 0x1f) +#define g2_tab1_swap_old G2_DEC_REG(2, 7, 0x1f) +#define g2_tab2_swap_old G2_DEC_REG(2, 2, 0x1f) #define g2_mode G2_DEC_REG(3, 27, 0x1f) #define g2_compress_swap G2_DEC_REG(3, 20, 0xf) @@ -45,6 +51,8 @@ #define g2_out_dis G2_DEC_REG(3, 15, 0x1) #define g2_out_filtering_dis G2_DEC_REG(3, 14, 0x1) #define g2_write_mvs_e G2_DEC_REG(3, 12, 0x1) +#define g2_tab3_swap_old G2_DEC_REG(3, 7, 0x1f) +#define g2_rscan_swap G2_DEC_REG(3, 2, 0x1f) #define g2_pic_width_in_cbs G2_DEC_REG(4, 19, 0x1fff) #define g2_pic_height_in_cbs G2_DEC_REG(4, 6, 0x1fff) @@ -58,6 +66,7 @@ #define g2_tempor_mvp_e G2_DEC_REG(5, 11, 0x1) #define g2_max_cu_qpd_depth G2_DEC_REG(5, 5, 0x3f) #define g2_cu_qpd_e G2_DEC_REG(5, 4, 0x1) +#define g2_pix_shift G2_DEC_REG(5, 0, 0xf) #define g2_stream_len G2_DEC_REG(6, 0, 0xffffffff) @@ -80,21 +89,28 @@ #define g2_const_intra_e G2_DEC_REG(8, 31, 0x1) #define g2_filt_ctrl_pres G2_DEC_REG(8, 30, 0x1) +#define g2_bit_depth_y G2_DEC_REG(8, 21, 0xf) +#define g2_bit_depth_c G2_DEC_REG(8, 17, 0xf) #define g2_idr_pic_e G2_DEC_REG(8, 16, 0x1) #define g2_bit_depth_pcm_y G2_DEC_REG(8, 12, 0xf) #define g2_bit_depth_pcm_c G2_DEC_REG(8, 8, 0xf) #define g2_bit_depth_y_minus8 G2_DEC_REG(8, 6, 0x3) #define g2_bit_depth_c_minus8 G2_DEC_REG(8, 4, 0x3) +#define g2_rs_out_bit_depth G2_DEC_REG(8, 4, 0xf) #define g2_output_8_bits G2_DEC_REG(8, 3, 0x1) #define g2_output_format G2_DEC_REG(8, 0, 0x7) +#define g2_pp_pix_shift G2_DEC_REG(8, 0, 0xf) #define g2_refidx1_active G2_DEC_REG(9, 19, 0x1f) #define g2_refidx0_active G2_DEC_REG(9, 14, 0x1f) #define g2_hdr_skip_length G2_DEC_REG(9, 0, 0x3fff) #define g2_start_code_e G2_DEC_REG(10, 31, 0x1) +#define g2_init_qp_old G2_DEC_REG(10, 25, 0x3f) #define g2_init_qp G2_DEC_REG(10, 24, 0x3f) +#define g2_num_tile_cols_old G2_DEC_REG(10, 20, 0x1f) #define g2_num_tile_cols G2_DEC_REG(10, 19, 0x1f) +#define g2_num_tile_rows_old G2_DEC_REG(10, 15, 0x1f) #define g2_num_tile_rows G2_DEC_REG(10, 14, 0x1f) #define g2_tile_e G2_DEC_REG(10, 1, 0x1) #define g2_entropy_sync_e G2_DEC_REG(10, 0, 0x1) diff --git a/drivers/staging/media/hantro/hantro_g2_vp9_dec.c b/drivers/staging/media/hantro/hantro_g2_vp9_dec.c index d4fc649a4da1..91c21b634fab 100644 --- a/drivers/staging/media/hantro/hantro_g2_vp9_dec.c +++ b/drivers/staging/media/hantro/hantro_g2_vp9_dec.c @@ -150,7 +150,8 @@ static void config_output(struct hantro_ctx *ctx, dma_addr_t luma_addr, chroma_addr, mv_addr; hantro_reg_write(ctx->dev, &g2_out_dis, 0); - hantro_reg_write(ctx->dev, &g2_output_format, 0); + if (!ctx->dev->variant->legacy_regs) + hantro_reg_write(ctx->dev, &g2_output_format, 0); luma_addr = hantro_get_dec_buf_addr(ctx, &dst->base.vb.vb2_buf); hantro_write_addr(ctx->dev, G2_OUT_LUMA_ADDR, luma_addr); @@ -327,6 +328,7 @@ config_tiles(struct hantro_ctx *ctx, struct hantro_aux_buf *tile_edge = &vp9_ctx->tile_edge; dma_addr_t addr; unsigned short *tile_mem; + unsigned int rows, cols; addr = misc->dma + vp9_ctx->tile_info_offset; hantro_write_addr(ctx->dev, G2_TILE_SIZES_ADDR, addr); @@ -344,17 +346,24 @@ config_tiles(struct hantro_ctx *ctx, fill_tile_info(ctx, tile_r, tile_c, sbs_r, sbs_c, tile_mem); + cols = tile_c; + rows = tile_r; hantro_reg_write(ctx->dev, &g2_tile_e, 1); - hantro_reg_write(ctx->dev, &g2_num_tile_cols, tile_c); - hantro_reg_write(ctx->dev, &g2_num_tile_rows, tile_r); - } else { tile_mem[0] = hantro_vp9_num_sbs(dst->vp9.width); tile_mem[1] = hantro_vp9_num_sbs(dst->vp9.height); + cols = 1; + rows = 1; hantro_reg_write(ctx->dev, &g2_tile_e, 0); - hantro_reg_write(ctx->dev, &g2_num_tile_cols, 1); - hantro_reg_write(ctx->dev, &g2_num_tile_rows, 1); + } + + if (ctx->dev->variant->legacy_regs) { + hantro_reg_write(ctx->dev, &g2_num_tile_cols_old, cols); + hantro_reg_write(ctx->dev, &g2_num_tile_rows_old, rows); + } else { + hantro_reg_write(ctx->dev, &g2_num_tile_cols, cols); + hantro_reg_write(ctx->dev, &g2_num_tile_rows, rows); } /* provide aux buffers even if no tiles are used */ @@ -505,8 +514,22 @@ static void config_picture_dimensions(struct hantro_ctx *ctx, struct hantro_deco static void config_bit_depth(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_params) { - hantro_reg_write(ctx->dev, &g2_bit_depth_y_minus8, dec_params->bit_depth - 8); - hantro_reg_write(ctx->dev, &g2_bit_depth_c_minus8, dec_params->bit_depth - 8); + if (ctx->dev->variant->legacy_regs) { + u8 pp_shift = 0; + + hantro_reg_write(ctx->dev, &g2_bit_depth_y, dec_params->bit_depth); + hantro_reg_write(ctx->dev, &g2_bit_depth_c, dec_params->bit_depth); + hantro_reg_write(ctx->dev, &g2_rs_out_bit_depth, dec_params->bit_depth); + + if (dec_params->bit_depth > 8) + pp_shift = 16 - dec_params->bit_depth; + + hantro_reg_write(ctx->dev, &g2_pp_pix_shift, pp_shift); + hantro_reg_write(ctx->dev, &g2_pix_shift, 0); + } else { + hantro_reg_write(ctx->dev, &g2_bit_depth_y_minus8, dec_params->bit_depth - 8); + hantro_reg_write(ctx->dev, &g2_bit_depth_c_minus8, dec_params->bit_depth - 8); + } } static inline bool is_lossless(const struct v4l2_vp9_quantization *quant) @@ -784,9 +807,13 @@ config_source(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_para + dec_params->compressed_header_size; stream_base = vb2_dma_contig_plane_dma_addr(&vb2_src->vb2_buf, 0); - hantro_write_addr(ctx->dev, G2_STREAM_ADDR, stream_base); tmp_addr = stream_base + headres_size; + if (ctx->dev->variant->legacy_regs) + hantro_write_addr(ctx->dev, G2_STREAM_ADDR, (tmp_addr & ~0xf)); + else + hantro_write_addr(ctx->dev, G2_STREAM_ADDR, stream_base); + start_bit = (tmp_addr & 0xf) * 8; hantro_reg_write(ctx->dev, &g2_start_bit, start_bit); @@ -794,10 +821,12 @@ config_source(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_para src_len += start_bit / 8 - headres_size; hantro_reg_write(ctx->dev, &g2_stream_len, src_len); - tmp_addr &= ~0xf; - hantro_reg_write(ctx->dev, &g2_strm_start_offset, tmp_addr - stream_base); - src_buf_len = vb2_plane_size(&vb2_src->vb2_buf, 0); - hantro_reg_write(ctx->dev, &g2_strm_buffer_len, src_buf_len); + if (!ctx->dev->variant->legacy_regs) { + tmp_addr &= ~0xf; + hantro_reg_write(ctx->dev, &g2_strm_start_offset, tmp_addr - stream_base); + src_buf_len = vb2_plane_size(&vb2_src->vb2_buf, 0); + hantro_reg_write(ctx->dev, &g2_strm_buffer_len, src_buf_len); + } } static void @@ -837,13 +866,24 @@ config_registers(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_frame *dec_p /* configure basic registers */ hantro_reg_write(ctx->dev, &g2_mode, VP9_DEC_MODE); - hantro_reg_write(ctx->dev, &g2_strm_swap, 0xf); - hantro_reg_write(ctx->dev, &g2_dirmv_swap, 0xf); - hantro_reg_write(ctx->dev, &g2_compress_swap, 0xf); + if (!ctx->dev->variant->legacy_regs) { + hantro_reg_write(ctx->dev, &g2_strm_swap, 0xf); + hantro_reg_write(ctx->dev, &g2_dirmv_swap, 0xf); + hantro_reg_write(ctx->dev, &g2_compress_swap, 0xf); + hantro_reg_write(ctx->dev, &g2_ref_compress_bypass, 1); + } else { + hantro_reg_write(ctx->dev, &g2_strm_swap_old, 0x1f); + hantro_reg_write(ctx->dev, &g2_pic_swap, 0x10); + hantro_reg_write(ctx->dev, &g2_dirmv_swap_old, 0x10); + hantro_reg_write(ctx->dev, &g2_tab0_swap_old, 0x10); + hantro_reg_write(ctx->dev, &g2_tab1_swap_old, 0x10); + hantro_reg_write(ctx->dev, &g2_tab2_swap_old, 0x10); + hantro_reg_write(ctx->dev, &g2_tab3_swap_old, 0x10); + hantro_reg_write(ctx->dev, &g2_rscan_swap, 0x10); + } hantro_reg_write(ctx->dev, &g2_buswidth, BUS_WIDTH_128); hantro_reg_write(ctx->dev, &g2_max_burst, 16); hantro_reg_write(ctx->dev, &g2_apf_threshold, 8); - hantro_reg_write(ctx->dev, &g2_ref_compress_bypass, 1); hantro_reg_write(ctx->dev, &g2_clk_gate_e, 1); hantro_reg_write(ctx->dev, &g2_max_cb_size, 6); hantro_reg_write(ctx->dev, &g2_min_cb_size, 3); -- 2.34.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel