drm/amdgpu: Fix GFX 9.4.3 dma address capability

ASICs with GFX 9.4.3 support 48-bit addressing.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 1e43641..444441c 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1846,7 +1846,7 @@ static int gmc_v9_0_sw_init(void *handle)
         */
        adev->gmc.mc_mask = 0xffffffffffffULL; /* 48 bit MC */
 
-       dma_addr_bits = adev->ip_versions[GC_HWIP][0] == IP_VERSION(9, 4, 2) ? 48:44;
+       dma_addr_bits = adev->ip_versions[GC_HWIP][0] >= IP_VERSION(9, 4, 2) ? 48:44;
        r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(dma_addr_bits));
        if (r) {
                printk(KERN_WARNING "amdgpu: No suitable DMA available.\n");