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drm/radeon: re-enable mclk dpm on R7 260X asics 

If the new mc ucode is available.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
hifive-unleashed-5.1
Alex Deucher 2014-04-11 11:21:51 -04:00 committed by Christian König
parent 277babc374
commit 7e1858f9af
1 changed files with 6 additions and 2 deletions
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8
drivers/gpu/drm/radeon/ci_dpm.c
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@ -21,8 +21,10 @@
*
*/
#include <linux/firmware.h>
#include "drmP.h"
#include "radeon.h"
#include "radeon_ucode.h"
#include "cikd.h"
#include "r600_dpm.h"
#include "ci_dpm.h"
@ -5147,9 +5149,11 @@ int ci_dpm_init(struct radeon_device *rdev)
pi->mclk_dpm_key_disabled = 0;
pi->pcie_dpm_key_disabled = 0;
/* mclk dpm is unstable on some R7 260X cards */
if (rdev->pdev->device == 0x6658)
/* mclk dpm is unstable on some R7 260X cards with the old mc ucode */
if ((rdev->pdev->device == 0x6658) &&
(rdev->mc_fw->size == (BONAIRE_MC_UCODE_SIZE * 4))) {
pi->mclk_dpm_key_disabled = 1;
}
pi->caps_sclk_ds = true;