[Intel-gfx] [PATCH 2/4] drm/i915/dsi: Move logging of DSI VBT parameters to a helper function
Ville Syrjälä
ville.syrjala at linux.intel.com
Tue Jun 4 17:36:32 UTC 2019
On Fri, May 24, 2019 at 06:30:18PM +0200, Hans de Goede wrote:
> This is a preparation patch for moving the calling of *_dphy_param_init()
> out of intel_dsi_vbt_init.
>
> Signed-off-by: Hans de Goede <hdegoede at redhat.com>
Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> ---
> drivers/gpu/drm/i915/intel_dsi_vbt.c | 77 +++++++++++++++-------------
> 1 file changed, 42 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dsi_vbt.c b/drivers/gpu/drm/i915/intel_dsi_vbt.c
> index 3074448446bc..3448e8d51057 100644
> --- a/drivers/gpu/drm/i915/intel_dsi_vbt.c
> +++ b/drivers/gpu/drm/i915/intel_dsi_vbt.c
> @@ -532,6 +532,44 @@ void intel_dsi_msleep(struct intel_dsi *intel_dsi, int msec)
> msleep(msec);
> }
>
> +static void intel_dsi_log_params(struct intel_dsi *intel_dsi)
> +{
> + DRM_DEBUG_KMS("Pclk %d\n", intel_dsi->pclk);
> + DRM_DEBUG_KMS("Pixel overlap %d\n", intel_dsi->pixel_overlap);
> + DRM_DEBUG_KMS("Lane count %d\n", intel_dsi->lane_count);
> + DRM_DEBUG_KMS("DPHY param reg 0x%x\n", intel_dsi->dphy_reg);
> + DRM_DEBUG_KMS("Video mode format %s\n",
> + intel_dsi->video_mode_format == VIDEO_MODE_NON_BURST_WITH_SYNC_PULSE ?
> + "non-burst with sync pulse" :
> + intel_dsi->video_mode_format == VIDEO_MODE_NON_BURST_WITH_SYNC_EVENTS ?
> + "non-burst with sync events" :
> + intel_dsi->video_mode_format == VIDEO_MODE_BURST ?
> + "burst" : "<unknown>");
> + DRM_DEBUG_KMS("Burst mode ratio %d\n", intel_dsi->burst_mode_ratio);
> + DRM_DEBUG_KMS("Reset timer %d\n", intel_dsi->rst_timer_val);
> + DRM_DEBUG_KMS("Eot %s\n", enableddisabled(intel_dsi->eotp_pkt));
> + DRM_DEBUG_KMS("Clockstop %s\n", enableddisabled(!intel_dsi->clock_stop));
> + DRM_DEBUG_KMS("Mode %s\n", intel_dsi->operation_mode ? "command" : "video");
> + if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK)
> + DRM_DEBUG_KMS("Dual link: DSI_DUAL_LINK_FRONT_BACK\n");
> + else if (intel_dsi->dual_link == DSI_DUAL_LINK_PIXEL_ALT)
> + DRM_DEBUG_KMS("Dual link: DSI_DUAL_LINK_PIXEL_ALT\n");
> + else
> + DRM_DEBUG_KMS("Dual link: NONE\n");
> + DRM_DEBUG_KMS("Pixel Format %d\n", intel_dsi->pixel_format);
> + DRM_DEBUG_KMS("TLPX %d\n", intel_dsi->escape_clk_div);
> + DRM_DEBUG_KMS("LP RX Timeout 0x%x\n", intel_dsi->lp_rx_timeout);
> + DRM_DEBUG_KMS("Turnaround Timeout 0x%x\n", intel_dsi->turn_arnd_val);
> + DRM_DEBUG_KMS("Init Count 0x%x\n", intel_dsi->init_count);
> + DRM_DEBUG_KMS("HS to LP Count 0x%x\n", intel_dsi->hs_to_lp_count);
> + DRM_DEBUG_KMS("LP Byte Clock %d\n", intel_dsi->lp_byte_clk);
> + DRM_DEBUG_KMS("DBI BW Timer 0x%x\n", intel_dsi->bw_timer);
> + DRM_DEBUG_KMS("LP to HS Clock Count 0x%x\n", intel_dsi->clk_lp_to_hs_count);
> + DRM_DEBUG_KMS("HS to LP Clock Count 0x%x\n", intel_dsi->clk_hs_to_lp_count);
> + DRM_DEBUG_KMS("BTA %s\n",
> + enableddisabled(!(intel_dsi->video_frmt_cfg_bits & DISABLE_VIDEO_BTA)));
> +}
> +
> #define ICL_PREPARE_CNT_MAX 0x7
> #define ICL_CLK_ZERO_CNT_MAX 0xf
> #define ICL_TRAIL_CNT_MAX 0x7
> @@ -635,6 +673,8 @@ static void icl_dphy_param_init(struct intel_dsi *intel_dsi)
> HS_TRAIL(trail_cnt) |
> HS_EXIT_OVERRIDE |
> HS_EXIT(exit_zero_cnt));
> +
> + intel_dsi_log_params(intel_dsi);
> }
>
> static void vlv_dphy_param_init(struct intel_dsi *intel_dsi)
> @@ -794,6 +834,8 @@ static void vlv_dphy_param_init(struct intel_dsi *intel_dsi)
> DIV_ROUND_UP(2 * tlpx_ui + trail_cnt * 2 + 8,
> 8);
> intel_dsi->clk_hs_to_lp_count += extra_byte_count;
> +
> + intel_dsi_log_params(intel_dsi);
> }
>
> bool intel_dsi_vbt_init(struct intel_dsi *intel_dsi, u16 panel_id)
> @@ -877,41 +919,6 @@ bool intel_dsi_vbt_init(struct intel_dsi *intel_dsi, u16 panel_id)
> else
> vlv_dphy_param_init(intel_dsi);
>
> - DRM_DEBUG_KMS("Pclk %d\n", intel_dsi->pclk);
> - DRM_DEBUG_KMS("Pixel overlap %d\n", intel_dsi->pixel_overlap);
> - DRM_DEBUG_KMS("Lane count %d\n", intel_dsi->lane_count);
> - DRM_DEBUG_KMS("DPHY param reg 0x%x\n", intel_dsi->dphy_reg);
> - DRM_DEBUG_KMS("Video mode format %s\n",
> - intel_dsi->video_mode_format == VIDEO_MODE_NON_BURST_WITH_SYNC_PULSE ?
> - "non-burst with sync pulse" :
> - intel_dsi->video_mode_format == VIDEO_MODE_NON_BURST_WITH_SYNC_EVENTS ?
> - "non-burst with sync events" :
> - intel_dsi->video_mode_format == VIDEO_MODE_BURST ?
> - "burst" : "<unknown>");
> - DRM_DEBUG_KMS("Burst mode ratio %d\n", intel_dsi->burst_mode_ratio);
> - DRM_DEBUG_KMS("Reset timer %d\n", intel_dsi->rst_timer_val);
> - DRM_DEBUG_KMS("Eot %s\n", enableddisabled(intel_dsi->eotp_pkt));
> - DRM_DEBUG_KMS("Clockstop %s\n", enableddisabled(!intel_dsi->clock_stop));
> - DRM_DEBUG_KMS("Mode %s\n", intel_dsi->operation_mode ? "command" : "video");
> - if (intel_dsi->dual_link == DSI_DUAL_LINK_FRONT_BACK)
> - DRM_DEBUG_KMS("Dual link: DSI_DUAL_LINK_FRONT_BACK\n");
> - else if (intel_dsi->dual_link == DSI_DUAL_LINK_PIXEL_ALT)
> - DRM_DEBUG_KMS("Dual link: DSI_DUAL_LINK_PIXEL_ALT\n");
> - else
> - DRM_DEBUG_KMS("Dual link: NONE\n");
> - DRM_DEBUG_KMS("Pixel Format %d\n", intel_dsi->pixel_format);
> - DRM_DEBUG_KMS("TLPX %d\n", intel_dsi->escape_clk_div);
> - DRM_DEBUG_KMS("LP RX Timeout 0x%x\n", intel_dsi->lp_rx_timeout);
> - DRM_DEBUG_KMS("Turnaround Timeout 0x%x\n", intel_dsi->turn_arnd_val);
> - DRM_DEBUG_KMS("Init Count 0x%x\n", intel_dsi->init_count);
> - DRM_DEBUG_KMS("HS to LP Count 0x%x\n", intel_dsi->hs_to_lp_count);
> - DRM_DEBUG_KMS("LP Byte Clock %d\n", intel_dsi->lp_byte_clk);
> - DRM_DEBUG_KMS("DBI BW Timer 0x%x\n", intel_dsi->bw_timer);
> - DRM_DEBUG_KMS("LP to HS Clock Count 0x%x\n", intel_dsi->clk_lp_to_hs_count);
> - DRM_DEBUG_KMS("HS to LP Clock Count 0x%x\n", intel_dsi->clk_hs_to_lp_count);
> - DRM_DEBUG_KMS("BTA %s\n",
> - enableddisabled(!(intel_dsi->video_frmt_cfg_bits & DISABLE_VIDEO_BTA)));
> -
> /* delays in VBT are in unit of 100us, so need to convert
> * here in ms
> * Delay (100us) * 100 /1000 = Delay / 10 (ms) */
> --
> 2.21.0
--
Ville Syrjälä
Intel
More information about the Intel-gfx
mailing list