drm/i915/bios: amend edp block based on intel_vbt_decode (058727ee) · Commits · 戴 / test

drivers/gpu/drm/i915/intel_bios.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -576,7 +576,7 @@ parse_edp(struct drm_i915_private dev_priv, const struct bdb_header bdb)
		{
		const struct bdb_edp *edp;
		const struct edp_power_seq *edp_pps;
		const struct edp_link_params *edp_link_params;
		const struct edp_fast_link_params *edp_link_params;
		int panel_type = dev_priv->vbt.panel_type;

		edp = find_section(bdb, BDB_EDP);
		@@ -600,7 +600,7 @@ parse_edp(struct drm_i915_private dev_priv, const struct bdb_header bdb)

		/* Get the eDP sequencing and link info */
		edp_pps = &edp->power_seqs[panel_type];
		edp_link_params = &edp->link_params[panel_type];
		edp_link_params = &edp->fast_link_params[panel_type];

		dev_priv->vbt.edp.pps = *edp_pps;

+20 −5

Original line number	Diff line number	Diff line
		@@ -688,23 +688,38 @@ struct bdb_driver_features {
		#define EDP_VSWING_1_2V 3


		struct edp_link_params {
		struct edp_fast_link_params {
		u8 rate:4;
		u8 lanes:4;
		u8 preemphasis:4;
		u8 vswing:4;
		} __packed;

		struct edp_pwm_delays {
		u16 pwm_on_to_backlight_enable;
		u16 backlight_disable_to_pwm_off;
		} __packed;

		struct edp_full_link_params {
		u8 preemphasis:4;
		u8 vswing:4;
		} __packed;

		struct bdb_edp {
		struct edp_power_seq power_seqs[16];
		u32 color_depth;
		struct edp_link_params link_params[16];
		struct edp_fast_link_params fast_link_params[16];
		u32 sdrrs_msa_timing_delay;

		/* ith bit indicates enabled/disabled for (i+1)th panel */
		u16 edp_s3d_feature;
		u16 edp_t3_optimization;
		u64 edp_vswing_preemph; /* v173 */
		u16 edp_s3d_feature; /* 162 */
		u16 edp_t3_optimization; /* 165 */
		u64 edp_vswing_preemph; /* 173 */
		u16 fast_link_training; /* 182 */
		u16 dpcd_600h_write_required; /* 185 */
		struct edp_pwm_delays pwm_delays[16]; /* 186 */
		u16 full_link_params_provided; /* 199 */
		struct edp_full_link_params full_link_params[16]; /* 199 */
		} __packed;

		struct psr_table {