Attachment 82518 Details for Bug 66972 – debugging output

[patch] debugging output

0001-drm-radeon-dump-output-of-vbios-MC-reg-tables.patch (text/plain), 1.59 KB, created by Alex Deucher on 2013-07-17 01:43:21 UTC

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Creator: Alex Deucher

Created: 2013-07-17 01:43:21 UTC

Size: 1.59 KB

patch

obsolete

>From 6ad599a2e7f7fa86df6af7429a5d302ea497bbb8 Mon Sep 17 00:00:00 2001
>From: Alex Deucher <alexander.deucher@amd.com>
>Date: Tue, 16 Jul 2013 21:36:50 -0400
>Subject: [PATCH] drm/radeon: dump output of vbios MC reg tables
>
>Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
>---
> drivers/gpu/drm/radeon/radeon_atombios.c |   17 +++++++++++++++++
> 1 files changed, 17 insertions(+), 0 deletions(-)
>
>diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
>index fbdaff5..cf93fbf 100644
>--- a/drivers/gpu/drm/radeon/radeon_atombios.c
>+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
>@@ -3666,6 +3666,22 @@ int radeon_atom_get_mclk_range_table(struct radeon_device *rdev,
> 	return -EINVAL;
> }
> 
>+static void radeon_print_mc_reg_table(struct atom_mc_reg_table *table)
>+{
>+	int i, j;
>+
>+	for (i = 0; i < table->last; i++)
>+		printk("%d s1 = 0x%04x pre_reg_data = 0x%02x\n",
>+		       i, table->mc_reg_address[i].s1, table->mc_reg_address[i].pre_reg_data);
>+
>+	for (i = 0; i < table->num_entries; i++) {
>+		printk("%d mclk_max = %u\n", i, table->mc_reg_table_entry[i].mclk_max);
>+		for (j = 0; j < table->last; j++)
>+			printk("  %d mc_data = 0x%08x\n",
>+			       j, table->mc_reg_table_entry[i].mc_data[j]);
>+	}
>+}
>+
> #define MEM_ID_MASK           0xff000000
> #define MEM_ID_SHIFT          24
> #define CLOCK_RANGE_MASK      0x00ffffff
>@@ -3754,6 +3770,7 @@ int radeon_atom_init_mc_reg_table(struct radeon_device *rdev,
> 			DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
> 			return -EINVAL;
> 		}
>+		radeon_print_mc_reg_table(reg_table);
> 		return 0;
> 	}
> 	return -EINVAL;
>-- 
>1.7.7.5
>

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