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drm/radeon: add quirk to make HP nx6125 laptop resume.

For some reason on resume, executing the BIOS scripts locks up the whole chipset, by avoiding the dynclk table the machine resumes properly and seems to function okay.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Dave Airlie 15 years ago
parent
commit
580b4fffbb
1 changed files with 8 additions and 0 deletions
  1. 8 0
      drivers/gpu/drm/radeon/radeon_combios.c

+ 8 - 0
drivers/gpu/drm/radeon/radeon_combios.c

@@ -3051,6 +3051,14 @@ void radeon_combios_asic_init(struct drm_device *dev)
 		combios_write_ram_size(dev);
 	}
 
+	/* quirk for rs4xx HP nx6125 laptop to make it resume
+	 * - it hangs on resume inside the dynclk 1 table.
+	 */
+	if (rdev->family == CHIP_RS480 &&
+	    rdev->pdev->subsystem_vendor == 0x103c &&
+	    rdev->pdev->subsystem_device == 0x308b)
+		return;
+
 	/* DYN CLK 1 */
 	table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
 	if (table)