From 6d2d910653356fcd6a802a0eb6be5311e4f7ec52 Mon Sep 17 00:00:00 2001 From: Boyuan Zhang Date: Wed, 17 Oct 2018 15:03:27 -0400 Subject: [PATCH] radeon/vcn: implement jpeg target buffer cmd Implement jpeg target buffer cmd by programming registers directly, since there is no firmware for VCN Jpeg decode. Signed-off-by: Boyuan Zhang Acked-by: Leo Liu --- .../drivers/radeon/radeon_vcn_dec_jpeg.c | 73 ++++++++++++++++++- 1 file changed, 72 insertions(+), 1 deletion(-) diff --git a/src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c b/src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c index 0d96acfcd2e..afa2015b096 100644 --- a/src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c +++ b/src/gallium/drivers/radeon/radeon_vcn_dec_jpeg.c @@ -116,7 +116,78 @@ static void send_cmd_target(struct radeon_decoder *dec, struct pb_buffer* buf, uint32_t off, enum radeon_bo_usage usage, enum radeon_bo_domain domain) { - /* TODO */ + uint64_t addr; + + set_reg_jpeg(dec, mmUVD_JPEG_PITCH, COND0, TYPE0, (dec->jpg.dt_pitch >> 4)); + set_reg_jpeg(dec, mmUVD_JPEG_UV_PITCH, COND0, TYPE0, ((dec->jpg.dt_uv_pitch * 2) >> 4)); + + set_reg_jpeg(dec, mmUVD_JPEG_TILING_CTRL, COND0, TYPE0, 0); + set_reg_jpeg(dec, mmUVD_JPEG_UV_TILING_CTRL, COND0, TYPE0, 0); + + dec->ws->cs_add_buffer(dec->cs, buf, usage | RADEON_USAGE_SYNCHRONIZED, + domain, 0); + addr = dec->ws->buffer_get_virtual_address(buf); + addr = addr + off; + + // set UVD_LMI_JPEG_WRITE_64BIT_BAR_LOW/HIGH based on target buffer address + set_reg_jpeg(dec, mmUVD_LMI_JPEG_WRITE_64BIT_BAR_HIGH, COND0, TYPE0, (addr >> 32)); + set_reg_jpeg(dec, mmUVD_LMI_JPEG_WRITE_64BIT_BAR_LOW, COND0, TYPE0, addr); + + // set output buffer data address + set_reg_jpeg(dec, mmUVD_JPEG_INDEX, COND0, TYPE0, 0); + set_reg_jpeg(dec, mmUVD_JPEG_DATA, COND0, TYPE0, dec->jpg.dt_luma_top_offset); + set_reg_jpeg(dec, mmUVD_JPEG_INDEX, COND0, TYPE0, 1); + set_reg_jpeg(dec, mmUVD_JPEG_DATA, COND0, TYPE0, dec->jpg.dt_chroma_top_offset); + set_reg_jpeg(dec, mmUVD_JPEG_TIER_CNTL2, COND0, TYPE3, 0); + + // set output buffer read pointer + set_reg_jpeg(dec, mmUVD_JPEG_OUTBUF_RPTR, COND0, TYPE0, 0); + + // enable error interrupts + set_reg_jpeg(dec, mmUVD_JPEG_INT_EN, COND0, TYPE0, 0xFFFFFFFE); + + // start engine command + set_reg_jpeg(dec, mmUVD_JPEG_CNTL, COND0, TYPE0, 0x6); + + // wait for job completion, wait for job JBSI fetch done + set_reg_jpeg(dec, mmUVD_CTX_INDEX, COND0, TYPE0, 0x01C3); + set_reg_jpeg(dec, mmUVD_CTX_DATA, COND0, TYPE0, (dec->jpg.bsd_size >> 2)); + set_reg_jpeg(dec, mmUVD_CTX_INDEX, COND0, TYPE0, 0x01C2); + set_reg_jpeg(dec, mmUVD_CTX_DATA, COND0, TYPE0, 0x01400200); + set_reg_jpeg(dec, mmUVD_JPEG_RB_RPTR, COND0, TYPE3, 0xFFFFFFFF); + + // wait for job jpeg outbuf idle + set_reg_jpeg(dec, mmUVD_CTX_INDEX, COND0, TYPE0, 0x01C3); + set_reg_jpeg(dec, mmUVD_CTX_DATA, COND0, TYPE0, 0xFFFFFFFF); + set_reg_jpeg(dec, mmUVD_JPEG_OUTBUF_WPTR, COND0, TYPE3, 0x00000001); + + // stop engine + set_reg_jpeg(dec, mmUVD_JPEG_CNTL, COND0, TYPE0, 0x4); + + // asserting jpeg lmi drop + set_reg_jpeg(dec, mmUVD_CTX_INDEX, COND0, TYPE0, 0x0005); + set_reg_jpeg(dec, mmUVD_CTX_DATA, COND0, TYPE0, (1 << 23 | 1 << 0)); + set_reg_jpeg(dec, mmUVD_CTX_DATA, COND0, TYPE1, 0); + + // asserting jpeg reset + set_reg_jpeg(dec, mmUVD_JPEG_CNTL, COND0, TYPE0, 1); + + // ensure reset is asserted in sclk domain + set_reg_jpeg(dec, mmUVD_CTX_INDEX, COND0, TYPE0, 0x01C3); + set_reg_jpeg(dec, mmUVD_CTX_DATA, COND0, TYPE0, (1 << 9)); + set_reg_jpeg(dec, mmUVD_SOFT_RESET, COND0, TYPE3, (1 << 9)); + + // de-assert jpeg reset + set_reg_jpeg(dec, mmUVD_JPEG_CNTL, COND0, TYPE0, 0); + + // ensure reset is de-asserted in sclk domain + set_reg_jpeg(dec, mmUVD_CTX_INDEX, COND0, TYPE0, 0x01C3); + set_reg_jpeg(dec, mmUVD_CTX_DATA, COND0, TYPE0, (0 << 9)); + set_reg_jpeg(dec, mmUVD_SOFT_RESET, COND0, TYPE3, (1 << 9)); + + // de-asserting jpeg lmi drop + set_reg_jpeg(dec, mmUVD_CTX_INDEX, COND0, TYPE0, 0x0005); + set_reg_jpeg(dec, mmUVD_CTX_DATA, COND0, TYPE0, 0); } /** -- 2.30.2