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-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_gpu.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
index d39093dc37e6..056a72e6ed26 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -251,9 +251,12 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
251 chipIdentity = gpu_read(gpu, VIVS_HI_CHIP_IDENTITY); 251 chipIdentity = gpu_read(gpu, VIVS_HI_CHIP_IDENTITY);
252 252
253 /* Special case for older graphic cores. */ 253 /* Special case for older graphic cores. */
254 if (VIVS_HI_CHIP_IDENTITY_FAMILY(chipIdentity) == 0x01) { 254 if (((chipIdentity & VIVS_HI_CHIP_IDENTITY_FAMILY__MASK)
255 >> VIVS_HI_CHIP_IDENTITY_FAMILY__SHIFT) == 0x01) {
255 gpu->identity.model = 0x500; /* gc500 */ 256 gpu->identity.model = 0x500; /* gc500 */
256 gpu->identity.revision = VIVS_HI_CHIP_IDENTITY_REVISION(chipIdentity); 257 gpu->identity.revision =
258 (chipIdentity & VIVS_HI_CHIP_IDENTITY_REVISION__MASK)
259 >> VIVS_HI_CHIP_IDENTITY_REVISION__SHIFT;
257 } else { 260 } else {
258 261
259 gpu->identity.model = gpu_read(gpu, VIVS_HI_CHIP_MODEL); 262 gpu->identity.model = gpu_read(gpu, VIVS_HI_CHIP_MODEL);