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From: Matt Roper <matthew.d.roper@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Subject: [Intel-gfx] [PATCH v2 21/50] drm/i915/xehpsdv: factor out function to read RP_STATE_CAP
Date: Tue, 13 Jul 2021 20:15:11 -0700	[thread overview]
Message-ID: <20210714031540.3539704-22-matthew.d.roper@intel.com> (raw)
In-Reply-To: <20210714031540.3539704-1-matthew.d.roper@intel.com>

From: Lucas De Marchi <lucas.demarchi@intel.com>

Instead of maintaining the same if ladder in 3 different places, add a
function to read RP_STATE_CAP.

Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
---
 drivers/gpu/drm/i915/gt/debugfs_gt_pm.c |  8 +++-----
 drivers/gpu/drm/i915/gt/intel_rps.c     | 17 ++++++++++++-----
 drivers/gpu/drm/i915/gt/intel_rps.h     |  1 +
 drivers/gpu/drm/i915/i915_debugfs.c     |  8 +++-----
 4 files changed, 19 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/i915/gt/debugfs_gt_pm.c b/drivers/gpu/drm/i915/gt/debugfs_gt_pm.c
index 4270b5a34a83..1061a62bdfce 100644
--- a/drivers/gpu/drm/i915/gt/debugfs_gt_pm.c
+++ b/drivers/gpu/drm/i915/gt/debugfs_gt_pm.c
@@ -309,13 +309,11 @@ static int frequency_show(struct seq_file *m, void *unused)
 		int max_freq;
 
 		rp_state_limits = intel_uncore_read(uncore, GEN6_RP_STATE_LIMITS);
-		if (IS_GEN9_LP(i915)) {
-			rp_state_cap = intel_uncore_read(uncore, BXT_RP_STATE_CAP);
+		rp_state_cap = intel_rps_read_state_cap(rps);
+		if (IS_GEN9_LP(i915))
 			gt_perf_status = intel_uncore_read(uncore, BXT_GT_PERF_STATUS);
-		} else {
-			rp_state_cap = intel_uncore_read(uncore, GEN6_RP_STATE_CAP);
+		else
 			gt_perf_status = intel_uncore_read(uncore, GEN6_GT_PERF_STATUS);
-		}
 
 		/* RPSTAT1 is in the GT power well */
 		intel_uncore_forcewake_get(uncore, FORCEWAKE_ALL);
diff --git a/drivers/gpu/drm/i915/gt/intel_rps.c b/drivers/gpu/drm/i915/gt/intel_rps.c
index 06e9a8ed4e03..490bc1513480 100644
--- a/drivers/gpu/drm/i915/gt/intel_rps.c
+++ b/drivers/gpu/drm/i915/gt/intel_rps.c
@@ -975,20 +975,16 @@ int intel_rps_set(struct intel_rps *rps, u8 val)
 static void gen6_rps_init(struct intel_rps *rps)
 {
 	struct drm_i915_private *i915 = rps_to_i915(rps);
-	struct intel_uncore *uncore = rps_to_uncore(rps);
+	u32 rp_state_cap = intel_rps_read_state_cap(rps);
 
 	/* All of these values are in units of 50MHz */
 
 	/* static values from HW: RP0 > RP1 > RPn (min_freq) */
 	if (IS_GEN9_LP(i915)) {
-		u32 rp_state_cap = intel_uncore_read(uncore, BXT_RP_STATE_CAP);
-
 		rps->rp0_freq = (rp_state_cap >> 16) & 0xff;
 		rps->rp1_freq = (rp_state_cap >>  8) & 0xff;
 		rps->min_freq = (rp_state_cap >>  0) & 0xff;
 	} else {
-		u32 rp_state_cap = intel_uncore_read(uncore, GEN6_RP_STATE_CAP);
-
 		rps->rp0_freq = (rp_state_cap >>  0) & 0xff;
 		rps->rp1_freq = (rp_state_cap >>  8) & 0xff;
 		rps->min_freq = (rp_state_cap >> 16) & 0xff;
@@ -1936,6 +1932,17 @@ u32 intel_rps_read_actual_frequency(struct intel_rps *rps)
 	return freq;
 }
 
+u32 intel_rps_read_state_cap(struct intel_rps *rps)
+{
+	struct drm_i915_private *i915 = rps_to_i915(rps);
+	struct intel_uncore *uncore = rps_to_uncore(rps);
+
+	if (IS_GEN9_LP(i915))
+		return intel_uncore_read(uncore, BXT_RP_STATE_CAP);
+	else
+		return intel_uncore_read(uncore, GEN6_RP_STATE_CAP);
+}
+
 /* External interface for intel_ips.ko */
 
 static struct drm_i915_private __rcu *ips_mchdev;
diff --git a/drivers/gpu/drm/i915/gt/intel_rps.h b/drivers/gpu/drm/i915/gt/intel_rps.h
index 1d2cfc98b510..6e06dd61f818 100644
--- a/drivers/gpu/drm/i915/gt/intel_rps.h
+++ b/drivers/gpu/drm/i915/gt/intel_rps.h
@@ -31,6 +31,7 @@ int intel_gpu_freq(struct intel_rps *rps, int val);
 int intel_freq_opcode(struct intel_rps *rps, int val);
 u32 intel_rps_get_cagf(struct intel_rps *rps, u32 rpstat1);
 u32 intel_rps_read_actual_frequency(struct intel_rps *rps);
+u32 intel_rps_read_state_cap(struct intel_rps *rps);
 
 void gen5_rps_irq_handler(struct intel_rps *rps);
 void gen6_rps_irq_handler(struct intel_rps *rps, u32 pm_iir);
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 0529576f069c..37056b2c044a 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -420,13 +420,11 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
 		int max_freq;
 
 		rp_state_limits = intel_uncore_read(&dev_priv->uncore, GEN6_RP_STATE_LIMITS);
-		if (IS_GEN9_LP(dev_priv)) {
-			rp_state_cap = intel_uncore_read(&dev_priv->uncore, BXT_RP_STATE_CAP);
+		rp_state_cap = intel_rps_read_state_cap(rps);
+		if (IS_GEN9_LP(dev_priv))
 			gt_perf_status = intel_uncore_read(&dev_priv->uncore, BXT_GT_PERF_STATUS);
-		} else {
-			rp_state_cap = intel_uncore_read(&dev_priv->uncore, GEN6_RP_STATE_CAP);
+		else
 			gt_perf_status = intel_uncore_read(&dev_priv->uncore, GEN6_GT_PERF_STATUS);
-		}
 
 		/* RPSTAT1 is in the GT power well */
 		intel_uncore_forcewake_get(&dev_priv->uncore, FORCEWAKE_ALL);
-- 
2.25.4

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  parent reply	other threads:[~2021-07-14  3:16 UTC|newest]

Thread overview: 88+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-14  3:14 [Intel-gfx] [PATCH v2 00/50] Begin enabling Xe_HP SDV and DG2 platforms Matt Roper
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 01/50] drm/i915: Add XE_HP initial definitions Matt Roper
2021-07-19 18:05   ` Souza, Jose
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 02/50] drm/i915: Fork DG1 interrupt handler Matt Roper
2021-07-19 21:18   ` Matt Atwood
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 03/50] drm/i915/xehp: VDBOX/VEBOX fusing registers are enable-based Matt Roper
2021-07-19 21:20   ` Matt Atwood
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 04/50] drm/i915/gen12: Use fuse info to enable SFC Matt Roper
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 05/50] drm/i915/selftests: Allow for larger engine counts Matt Roper
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 06/50] drm/i915/xehp: Extra media engines - Part 1 (engine definitions) Matt Roper
2021-07-20 23:03   ` Lucas De Marchi
2021-07-20 23:40     ` John Harrison
2021-07-20 23:49       ` Lucas De Marchi
2021-07-21 18:23   ` Lucas De Marchi
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 07/50] drm/i915/xehp: Extra media engines - Part 2 (interrupts) Matt Roper
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 08/50] drm/i915/xehp: Extra media engines - Part 3 (reset) Matt Roper
2021-07-19 18:13   ` Souza, Jose
2021-07-20 20:39   ` Matt Atwood
2021-07-14  3:14 ` [Intel-gfx] [PATCH v2 09/50] drm/i915/xehp: Xe_HP forcewake support Matt Roper
2021-07-20 20:57   ` Matt Atwood
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 10/50] drm/i915/xehp: Define multicast register ranges Matt Roper
2021-07-19 18:19   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 11/50] drm/i915/xehp: Handle new device context ID format Matt Roper
2021-07-20 21:39   ` Matt Atwood
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 12/50] drm/i915/xehp: New engine context offsets Matt Roper
2021-07-20 22:06   ` Matt Atwood
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 13/50] drm/i915/xehp: handle new steering options Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 14/50] drm/i915/xehp: Loop over all gslices for INSTDONE processing Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 15/50] drm/i915/xehpsdv: add initial XeHP SDV definitions Matt Roper
2021-07-19 18:20   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 16/50] drm/i915/xehp: Changes to ss/eu definitions Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 17/50] drm/i915/xehpsdv: Add maximum sseu limits Matt Roper
2021-07-18 13:10   ` Yokoyama, Caz
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 18/50] drm/i915/xehpsdv: Add compute DSS type Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 19/50] drm/i915/xehpsdv: Define steering tables Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 20/50] drm/i915/xehpsdv: Define MOCS table for XeHP SDV Matt Roper
2021-07-14  3:15 ` Matt Roper [this message]
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 22/50] drm/i915/xehpsdv: Read correct RP_STATE_CAP register Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 23/50] drm/i915/dg2: add DG2 platform info Matt Roper
2021-07-19 18:21   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 24/50] drm/i915/dg2: DG2 uses the same sseu limits as XeHP SDV Matt Roper
2021-07-16 16:06   ` Yokoyama, Caz
2021-07-19 18:22   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 25/50] drm/i915/dg2: Add forcewake table Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 26/50] drm/i915/dg2: Update LNCF steering ranges Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 27/50] drm/i915/dg2: Add SQIDI steering Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 28/50] drm/i915/dg2: Add new LRI reg offsets Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 29/50] drm/i915/dg2: Maintain backward-compatible nested batch behavior Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 30/50] drm/i915/dg2: Report INSTDONE_GEOM values in error state Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 31/50] drm/i915/dg2: Define MOCS table for DG2 Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 32/50] drm/i915/dg2: Add fake PCH Matt Roper
2021-07-16 19:52   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 33/50] drm/i915/dg2: Add cdclk table and reference clock Matt Roper
2021-07-16 19:36   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 34/50] drm/i915/dg2: Skip shared DPLL handling Matt Roper
2021-07-16 19:38   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 35/50] drm/i915/dg2: Don't wait for AUX power well enable ACKs Matt Roper
2021-07-16 19:40   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 36/50] drm/i915/dg2: Setup display outputs Matt Roper
2021-07-16 19:40   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 37/50] drm/i915/dg2: Add dbuf programming Matt Roper
2021-07-16 19:45   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 38/50] drm/i915/dg2: Don't program BW_BUDDY registers Matt Roper
2021-07-16 19:47   ` Souza, Jose
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 39/50] drm/i915/dg2: Don't read DRAM info Matt Roper
2021-07-15 17:17   ` Srivatsa, Anusha
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 40/50] drm/i915/dg2: DG2 has fixed memory bandwidth Matt Roper
2021-07-21 17:42   ` Srivatsa, Anusha
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 41/50] drm/i915/dg2: Add MPLLB programming for SNPS PHY Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 42/50] drm/i915/dg2: Add MPLLB programming for HDMI Matt Roper
2021-07-16 21:13   ` Matt Atwood
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 43/50] drm/i915/dg2: Add vswing programming for SNPS phys Matt Roper
2021-07-16 21:38   ` Matt Atwood
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 44/50] drm/i915/dg2: Update modeset sequences Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 45/50] drm/i915/dg2: Classify DG2 PHY types Matt Roper
2021-07-16 20:50   ` Matt Atwood
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 46/50] drm/i915/dg2: Wait for SNPS PHY calibration during display init Matt Roper
2021-07-16 20:52   ` Matt Atwood
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 47/50] drm/i915/dg2: Update lane disable power state during PSR Matt Roper
2021-07-21 17:55   ` Srivatsa, Anusha
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 48/50] drm/i915/dg2: Add DG2 to the PSR2 defeature list Matt Roper
2021-07-21 17:56   ` Srivatsa, Anusha
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 49/50] drm/i915/dg2: Update to bigjoiner path Matt Roper
2021-07-14  3:15 ` [Intel-gfx] [PATCH v2 50/50] drm/i915/dg2: Configure PCON in DP pre-enable path Matt Roper
2021-07-14  4:23 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for Begin enabling Xe_HP SDV and DG2 platforms (rev5) Patchwork
2021-07-14  4:24 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2021-07-14  4:51 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2021-07-14 15:12 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork

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