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[PATCH 4.4 14/26] drm/radeon: add a quirk for Toshiba Satellite L20-183

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4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Alex Deucher <alexander.deucher@amd.com>

commit acfd6ee4fa7ebeee75511825fe02be3f7ac1d668 upstream.

Fixes resume from suspend.

bug: https://bugzilla.kernel.org/show_bug.cgi?id=196121
Reported-by: Przemek <soprwa@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/radeon/radeon_combios.c |    7 +++++++
 1 file changed, 7 insertions(+)

--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -3394,6 +3394,13 @@ void radeon_combios_asic_init(struct drm
 	    rdev->pdev->subsystem_vendor == 0x103c &&
 	    rdev->pdev->subsystem_device == 0x280a)
 		return;
+	/* quirk for rs4xx Toshiba Sattellite L20-183 latop to make it resume
+	 * - it hangs on resume inside the dynclk 1 table.
+	 */
+	if (rdev->family == CHIP_RS400 &&
+	    rdev->pdev->subsystem_vendor == 0x1179 &&
+	    rdev->pdev->subsystem_device == 0xff31)
+	        return;
 
 	/* DYN CLK 1 */
 	table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);

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[PATCH 4.4 00/26] 4.4.75-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 01/26] fs/exec.c: account for argv/envp pointers Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 10/26] time: Fix clock->read(clock) race around clocksource changes Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 13/26] drm/radeon: add a PX quirk for another K53TK variant Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 07/26] signal: Only reschedule timers on signals timers have sent Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 14/26] drm/radeon: add a quirk for Toshiba Satellite L20-183 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 04/26] KVM: PPC: Book3S HV: Preserve userspace HTM state properly Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 17/26] USB: usbip: fix nonconforming hub descriptor Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 11/26] target: Fix kref->refcount underflow in transport_cmd_finish_abort Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 05/26] CIFS: Improve readdir verbosity Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 03/26] lib/cmdline.c: fix get_options() overflow while parsing ranges Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
    Re: [PATCH 4.4 03/26] lib/cmdline.c: fix get_options() overflow  while parsing ranges Ben Hutchings <ben.hutchings@codethink.co.uk> - 2017-06-29 20:30 +0200
  [PATCH 4.4 09/26] Input: i8042 - add Fujitsu Lifebook AH544 to notimeout list Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 26/26] nvme: apply DELAY_BEFORE_CHK_RDY quirk at probe time too Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  [PATCH 4.4 19/26] of: Add check to of_scan_flat_dt() before accessing initial_boot_params Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-06-27 15:00 +0200
  Re: [PATCH 4.4 00/26] 4.4.75-stable review Guenter Roeck <linux@roeck-us.net> - 2017-06-27 21:10 +0200
  Re: [PATCH 4.4 00/26] 4.4.75-stable review Shuah Khan <shuahkh@osg.samsung.com> - 2017-06-28 16:00 +0200

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