drm/sti: add debugfs entries for HQVDP plane
Signed-off-by: Vincent Abriou <vincent.abriou@st.com> Reviewed-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
This commit is contained in:
Vincent Abriou
parent
2d61f2727f
commit
670454bbf9
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@ -413,6 +413,246 @@ static int sti_hqvdp_get_curr_cmd(struct sti_hqvdp *hqvdp)
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return -1;
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}
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/**
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* sti_hqvdp_get_next_cmd
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* @hqvdp: hqvdp structure
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*
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* Look for the next hqvdp_cmd that will be used by the FW.
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*
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* RETURNS:
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* the offset of the next command that will be used.
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* -1 in error cases
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*/
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static int sti_hqvdp_get_next_cmd(struct sti_hqvdp *hqvdp)
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{
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int next_cmd;
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dma_addr_t cmd = hqvdp->hqvdp_cmd_paddr;
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unsigned int i;
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next_cmd = readl(hqvdp->regs + HQVDP_MBX_NEXT_CMD);
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for (i = 0; i < NB_VDP_CMD; i++) {
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if (cmd == next_cmd)
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return i * sizeof(struct sti_hqvdp_cmd);
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cmd += sizeof(struct sti_hqvdp_cmd);
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}
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return -1;
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}
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#define DBGFS_DUMP(reg) seq_printf(s, "\n %-25s 0x%08X", #reg, \
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readl(hqvdp->regs + reg))
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static const char *hqvdp_dbg_get_lut(u32 *coef)
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{
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if (!memcmp(coef, coef_lut_a_legacy, 16))
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return "LUT A";
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if (!memcmp(coef, coef_lut_b, 16))
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return "LUT B";
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if (!memcmp(coef, coef_lut_c_y_legacy, 16))
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return "LUT C Y";
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if (!memcmp(coef, coef_lut_c_c_legacy, 16))
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return "LUT C C";
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if (!memcmp(coef, coef_lut_d_y_legacy, 16))
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return "LUT D Y";
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if (!memcmp(coef, coef_lut_d_c_legacy, 16))
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return "LUT D C";
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if (!memcmp(coef, coef_lut_e_y_legacy, 16))
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return "LUT E Y";
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if (!memcmp(coef, coef_lut_e_c_legacy, 16))
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return "LUT E C";
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if (!memcmp(coef, coef_lut_f_y_legacy, 16))
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return "LUT F Y";
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if (!memcmp(coef, coef_lut_f_c_legacy, 16))
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return "LUT F C";
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return "<UNKNOWN>";
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}
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static void hqvdp_dbg_dump_cmd(struct seq_file *s, struct sti_hqvdp_cmd *c)
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{
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int src_w, src_h, dst_w, dst_h;
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seq_puts(s, "\n\tTOP:");
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seq_printf(s, "\n\t %-20s 0x%08X", "Config", c->top.config);
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switch (c->top.config) {
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case TOP_CONFIG_PROGRESSIVE:
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seq_puts(s, "\tProgressive");
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break;
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case TOP_CONFIG_INTER_TOP:
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seq_puts(s, "\tInterlaced, top field");
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break;
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case TOP_CONFIG_INTER_BTM:
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seq_puts(s, "\tInterlaced, bottom field");
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break;
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default:
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seq_puts(s, "\t<UNKNOWN>");
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break;
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}
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seq_printf(s, "\n\t %-20s 0x%08X", "MemFormat", c->top.mem_format);
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seq_printf(s, "\n\t %-20s 0x%08X", "CurrentY", c->top.current_luma);
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seq_printf(s, "\n\t %-20s 0x%08X", "CurrentC", c->top.current_chroma);
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seq_printf(s, "\n\t %-20s 0x%08X", "YSrcPitch", c->top.luma_src_pitch);
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seq_printf(s, "\n\t %-20s 0x%08X", "CSrcPitch",
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c->top.chroma_src_pitch);
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seq_printf(s, "\n\t %-20s 0x%08X", "InputFrameSize",
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c->top.input_frame_size);
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seq_printf(s, "\t%dx%d",
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c->top.input_frame_size & 0x0000FFFF,
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c->top.input_frame_size >> 16);
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seq_printf(s, "\n\t %-20s 0x%08X", "InputViewportSize",
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c->top.input_viewport_size);
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src_w = c->top.input_viewport_size & 0x0000FFFF;
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src_h = c->top.input_viewport_size >> 16;
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seq_printf(s, "\t%dx%d", src_w, src_h);
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seq_puts(s, "\n\tHVSRC:");
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seq_printf(s, "\n\t %-20s 0x%08X", "OutputPictureSize",
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c->hvsrc.output_picture_size);
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dst_w = c->hvsrc.output_picture_size & 0x0000FFFF;
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dst_h = c->hvsrc.output_picture_size >> 16;
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seq_printf(s, "\t%dx%d", dst_w, dst_h);
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seq_printf(s, "\n\t %-20s 0x%08X", "ParamCtrl", c->hvsrc.param_ctrl);
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seq_printf(s, "\n\t %-20s %s", "yh_coef",
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hqvdp_dbg_get_lut(c->hvsrc.yh_coef));
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seq_printf(s, "\n\t %-20s %s", "ch_coef",
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hqvdp_dbg_get_lut(c->hvsrc.ch_coef));
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seq_printf(s, "\n\t %-20s %s", "yv_coef",
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hqvdp_dbg_get_lut(c->hvsrc.yv_coef));
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seq_printf(s, "\n\t %-20s %s", "cv_coef",
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hqvdp_dbg_get_lut(c->hvsrc.cv_coef));
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seq_printf(s, "\n\t %-20s", "ScaleH");
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if (dst_w > src_w)
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seq_printf(s, " %d/1", dst_w / src_w);
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else
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seq_printf(s, " 1/%d", src_w / dst_w);
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seq_printf(s, "\n\t %-20s", "tScaleV");
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if (dst_h > src_h)
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seq_printf(s, " %d/1", dst_h / src_h);
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else
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seq_printf(s, " 1/%d", src_h / dst_h);
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seq_puts(s, "\n\tCSDI:");
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seq_printf(s, "\n\t %-20s 0x%08X\t", "Config", c->csdi.config);
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switch (c->csdi.config) {
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case CSDI_CONFIG_PROG:
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seq_puts(s, "Bypass");
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break;
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case CSDI_CONFIG_INTER_DIR:
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seq_puts(s, "Deinterlace, directional");
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break;
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default:
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seq_puts(s, "<UNKNOWN>");
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break;
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}
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seq_printf(s, "\n\t %-20s 0x%08X", "Config2", c->csdi.config2);
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seq_printf(s, "\n\t %-20s 0x%08X", "DcdiConfig", c->csdi.dcdi_config);
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}
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static int hqvdp_dbg_show(struct seq_file *s, void *data)
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{
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struct drm_info_node *node = s->private;
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struct sti_hqvdp *hqvdp = (struct sti_hqvdp *)node->info_ent->data;
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struct drm_device *dev = node->minor->dev;
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int cmd, cmd_offset, infoxp70;
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void *virt;
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int ret;
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ret = mutex_lock_interruptible(&dev->struct_mutex);
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if (ret)
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return ret;
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seq_printf(s, "%s: (vaddr = 0x%p)",
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sti_plane_to_str(&hqvdp->plane), hqvdp->regs);
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DBGFS_DUMP(HQVDP_MBX_IRQ_TO_XP70);
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DBGFS_DUMP(HQVDP_MBX_INFO_HOST);
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DBGFS_DUMP(HQVDP_MBX_IRQ_TO_HOST);
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DBGFS_DUMP(HQVDP_MBX_INFO_XP70);
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infoxp70 = readl(hqvdp->regs + HQVDP_MBX_INFO_XP70);
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seq_puts(s, "\tFirmware state: ");
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if (infoxp70 & INFO_XP70_FW_READY)
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seq_puts(s, "idle and ready");
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else if (infoxp70 & INFO_XP70_FW_PROCESSING)
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seq_puts(s, "processing a picture");
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else if (infoxp70 & INFO_XP70_FW_INITQUEUES)
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seq_puts(s, "programming queues");
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else
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seq_puts(s, "NOT READY");
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DBGFS_DUMP(HQVDP_MBX_SW_RESET_CTRL);
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DBGFS_DUMP(HQVDP_MBX_STARTUP_CTRL1);
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if (readl(hqvdp->regs + HQVDP_MBX_STARTUP_CTRL1)
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& STARTUP_CTRL1_RST_DONE)
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seq_puts(s, "\tReset is done");
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else
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seq_puts(s, "\tReset is NOT done");
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DBGFS_DUMP(HQVDP_MBX_STARTUP_CTRL2);
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if (readl(hqvdp->regs + HQVDP_MBX_STARTUP_CTRL2)
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& STARTUP_CTRL2_FETCH_EN)
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seq_puts(s, "\tFetch is enabled");
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else
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seq_puts(s, "\tFetch is NOT enabled");
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DBGFS_DUMP(HQVDP_MBX_GP_STATUS);
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DBGFS_DUMP(HQVDP_MBX_NEXT_CMD);
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DBGFS_DUMP(HQVDP_MBX_CURRENT_CMD);
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DBGFS_DUMP(HQVDP_MBX_SOFT_VSYNC);
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if (!(readl(hqvdp->regs + HQVDP_MBX_SOFT_VSYNC) & 3))
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seq_puts(s, "\tHW Vsync");
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else
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seq_puts(s, "\tSW Vsync ?!?!");
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/* Last command */
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cmd = readl(hqvdp->regs + HQVDP_MBX_CURRENT_CMD);
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cmd_offset = sti_hqvdp_get_curr_cmd(hqvdp);
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if (cmd_offset == -1) {
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seq_puts(s, "\n\n Last command: unknown");
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} else {
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virt = hqvdp->hqvdp_cmd + cmd_offset;
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seq_printf(s, "\n\n Last command: address @ 0x%x (0x%p)",
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cmd, virt);
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hqvdp_dbg_dump_cmd(s, (struct sti_hqvdp_cmd *)virt);
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}
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/* Next command */
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cmd = readl(hqvdp->regs + HQVDP_MBX_NEXT_CMD);
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cmd_offset = sti_hqvdp_get_next_cmd(hqvdp);
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if (cmd_offset == -1) {
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seq_puts(s, "\n\n Next command: unknown");
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} else {
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virt = hqvdp->hqvdp_cmd + cmd_offset;
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seq_printf(s, "\n\n Next command address: @ 0x%x (0x%p)",
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cmd, virt);
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hqvdp_dbg_dump_cmd(s, (struct sti_hqvdp_cmd *)virt);
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}
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seq_puts(s, "\n");
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mutex_unlock(&dev->struct_mutex);
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return 0;
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}
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static struct drm_info_list hqvdp_debugfs_files[] = {
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{ "hqvdp", hqvdp_dbg_show, 0, NULL },
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};
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static int hqvdp_debugfs_init(struct sti_hqvdp *hqvdp, struct drm_minor *minor)
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{
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(hqvdp_debugfs_files); i++)
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hqvdp_debugfs_files[i].data = hqvdp;
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return drm_debugfs_create_files(hqvdp_debugfs_files,
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ARRAY_SIZE(hqvdp_debugfs_files),
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minor->debugfs_root, minor);
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}
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/**
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* sti_hqvdp_update_hvsrc
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* @orient: horizontal or vertical
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@ -1026,6 +1266,9 @@ static struct drm_plane *sti_hqvdp_create(struct drm_device *drm_dev,
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sti_plane_init_property(&hqvdp->plane, DRM_PLANE_TYPE_OVERLAY);
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if (hqvdp_debugfs_init(hqvdp, drm_dev->primary))
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DRM_ERROR("HQVDP debugfs setup failed\n");
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return &hqvdp->plane.drm_plane;
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}
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