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Commit 956ac86d authored by Matthew Garrett's avatar Matthew Garrett Committed by Dave Airlie
Browse files

radeon: Enable memory reclockong on r600 



With luck, dynamic memory reclocking on r600 should be stable with
the previous patches. Enable it.

Signed-off-by: default avatarMatthew Garrett <mjg@redhat.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent d9932a32

drivers/gpu/drm/radeon/r600.c

+7 −9
Original line number Diff line number Diff line
@@ -271,26 +271,27 @@ void r600_set_power_state(struct radeon_device *rdev, bool static_switch) 
		radeon_pm_misc(rdev);



		if (static_switch) {

			radeon_pm_prepare(rdev);



			/* set engine clock */

			if (sclk != rdev->pm.current_sclk) {

				radeon_set_engine_clock(rdev, sclk);

				rdev->pm.current_sclk = sclk;

				DRM_INFO("Setting: e: %d\n", sclk);

			}

#if 0



			/* set memory clock */

			if (rdev->asic->set_memory_clock && (mclk != rdev->pm.current_mclk)) {

				radeon_pm_prepare(rdev);

				radeon_set_memory_clock(rdev, mclk);

				radeon_pm_finish(rdev);

				rdev->pm.current_mclk = mclk;

				DRM_INFO("Setting: m: %d\n", mclk);

			}

#endif

			radeon_pm_finish(rdev);



		} else {

			/* set engine clock */

			if (sclk != rdev->pm.current_sclk) {

			radeon_sync_with_vblank(rdev);



			if (sclk != rdev->pm.current_sclk) {

				radeon_pm_debug_check_in_vbl(rdev, false);

				radeon_set_engine_clock(rdev, sclk);

				radeon_pm_debug_check_in_vbl(rdev, true);
@@ -298,10 +299,8 @@ void r600_set_power_state(struct radeon_device *rdev, bool static_switch) 
				DRM_INFO("Setting: e: %d\n", sclk);

			}



#if 0

			/* set memory clock */

			if (rdev->asic->set_memory_clock && (mclk != rdev->pm.current_mclk)) {

				radeon_sync_with_vblank(rdev);

				radeon_pm_debug_check_in_vbl(rdev, false);

				radeon_pm_prepare(rdev);

				radeon_set_memory_clock(rdev, mclk);
@@ -310,7 +309,6 @@ void r600_set_power_state(struct radeon_device *rdev, bool static_switch) 
				rdev->pm.current_mclk = mclk;

				DRM_INFO("Setting: m: %d\n", mclk);

			}

#endif

		}



		rdev->pm.current_power_state_index = rdev->pm.requested_power_state_index;