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From: Matt Roper <matthew.d.roper@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH v2 18/23] drm/i915/display/dsc: Refactor intel_dp_dsc_compute_bpp
Date: Thu, 11 Mar 2021 07:34:10 -0800	[thread overview]
Message-ID: <20210311153415.3024607-19-matthew.d.roper@intel.com> (raw)
In-Reply-To: <20210311153415.3024607-1-matthew.d.roper@intel.com>

From: Vandita Kulkarni <vandita.kulkarni@intel.com>

Move the platform specific max bpc calculation into
intel_dp_dsc_compute_bpp function

Cc: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Vandita Kulkarni <vandita.kulkarni@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 95c1f25e1bf3..f64098cd1273 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -1213,10 +1213,18 @@ intel_dp_compute_link_config_fast(struct intel_dp *intel_dp,
 	return -EINVAL;
 }
 
-static int intel_dp_dsc_compute_bpp(struct intel_dp *intel_dp, u8 dsc_max_bpc)
+static int intel_dp_dsc_compute_bpp(struct intel_dp *intel_dp, u8 max_req_bpc)
 {
+	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 	int i, num_bpc;
 	u8 dsc_bpc[3] = {0};
+	u8 dsc_max_bpc;
+
+	/* Max DSC Input BPC for ICL is 10 and for TGL+ is 12 */
+	if (DISPLAY_VER(i915) >= 12)
+		dsc_max_bpc = min_t(u8, 12, max_req_bpc);
+	else
+		dsc_max_bpc = min_t(u8, 10, max_req_bpc);
 
 	num_bpc = drm_dp_dsc_sink_supported_input_bpcs(intel_dp->dsc_dpcd,
 						       dsc_bpc);
@@ -1304,7 +1312,6 @@ static int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
 	struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
 	const struct drm_display_mode *adjusted_mode =
 		&pipe_config->hw.adjusted_mode;
-	u8 dsc_max_bpc;
 	int pipe_bpp;
 	int ret;
 
@@ -1314,14 +1321,7 @@ static int intel_dp_dsc_compute_config(struct intel_dp *intel_dp,
 	if (!intel_dp_supports_dsc(intel_dp, pipe_config))
 		return -EINVAL;
 
-	/* Max DSC Input BPC for ICL is 10 and for TGL+ is 12 */
-	if (DISPLAY_VER(dev_priv) >= 12)
-		dsc_max_bpc = min_t(u8, 12, conn_state->max_requested_bpc);
-	else
-		dsc_max_bpc = min_t(u8, 10,
-				    conn_state->max_requested_bpc);
-
-	pipe_bpp = intel_dp_dsc_compute_bpp(intel_dp, dsc_max_bpc);
+	pipe_bpp = intel_dp_dsc_compute_bpp(intel_dp, conn_state->max_requested_bpc);
 
 	/* Min Input BPC for ICL+ is 8 */
 	if (pipe_bpp < 8 * 3) {
-- 
2.25.4

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  parent reply	other threads:[~2021-03-11 15:34 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-11 15:33 [Intel-gfx] [PATCH v2 00/23] Separate display version numbering and add XE_LPD (version 13) Matt Roper
2021-03-11 15:33 ` [Intel-gfx] [PATCH v2 01/23] drm/i915/display: Convert gen5/gen6 tests to IS_IRONLAKE/IS_SANDYBRIDGE Matt Roper
2021-03-11 15:33 ` [Intel-gfx] [PATCH v2 02/23] drm/i915: Add DISPLAY_VER() Matt Roper
2021-03-17 17:45   ` Jani Nikula
2021-03-19 20:49     ` Matt Roper
2021-03-11 15:33 ` [Intel-gfx] [PATCH v2 03/23] drm/i915/display: Eliminate most usage of INTEL_GEN() Matt Roper
2021-03-15 20:14   ` Lucas De Marchi
2021-03-17 17:57     ` Jani Nikula
2021-03-17 18:37       ` Lucas De Marchi
2021-03-11 15:33 ` [Intel-gfx] [PATCH v2 04/23] drm/i915: Convert INTEL_GEN() to DISPLAY_VER() as appropriate in intel_pm.c Matt Roper
2021-03-15 20:17   ` Lucas De Marchi
2021-03-11 15:33 ` [Intel-gfx] [PATCH v2 05/23] drm/i915: Convert INTEL_GEN() to DISPLAY_VER() as appropriate in i915_irq.c Matt Roper
2021-03-15 20:19   ` Lucas De Marchi
2021-03-11 15:33 ` [Intel-gfx] [PATCH v2 06/23] drm/i915/display: Simplify GLK display version tests Matt Roper
2021-03-15 20:21   ` Lucas De Marchi
2021-03-11 15:33 ` [Intel-gfx] [PATCH v2 07/23] drm/i915/xelpd: add XE_LPD display characteristics Matt Roper
2021-03-17 17:15   ` Jani Nikula
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 08/23] drm/i915/xelpd: Handle proper AUX interrupt bits Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 09/23] drm/i915/xelpd: Enhanced pipe underrun reporting Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 10/23] drm/i915/xelpd: Define plane capabilities Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 11/23] drm/i915/xelpd: Support 128k plane stride Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 12/23] drm/i915/xelpd: Handle new location of outputs D and E Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 13/23] drm/i915/xelpd: Add XE_LPD power wells Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 14/23] drm/i915/xelpd: Handle LPSP for XE_LPD Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 15/23] drm/i915/xelpd: Increase maximum watermark lines to 255 Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 16/23] drm/i915/xelpd: Required bandwidth increases when VT-d is active Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 17/23] drm/i915/xelpd: Add Wa_14011503030 Matt Roper
2021-03-11 15:34 ` Matt Roper [this message]
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 19/23] drm/i915/xelpd: Support DP1.4 compression BPPs Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 20/23] drm/i915: Get slice height before computing rc params Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 21/23] drm/i915/xelpd: Calculate VDSC RC parameters Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 22/23] drm/i915/xelpd: Add rc_qp_table for rcparams calculation Matt Roper
2021-03-11 15:34 ` [Intel-gfx] [PATCH v2 23/23] drm/i915/xelpd: Add VRR guardband for VRR CTL Matt Roper
2021-03-11 16:02 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for Separate display version numbering and add XE_LPD (version 13) Patchwork
2021-03-11 16:04 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2021-03-11 16:29 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2021-03-11 18:36 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork

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