drm/msm/a5xx: Add support for Adreno 508, 509, 512 GPUs
authorAngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Wed, 13 Jan 2021 18:33:35 +0000 (19:33 +0100)
committerRob Clark <robdclark@chromium.org>
Sun, 31 Jan 2021 19:34:35 +0000 (11:34 -0800)
The Adreno 508/509/512 GPUs are stripped versions of the Adreno
5xx found in the mid-end SoCs such as SDM630, SDM636, SDM660 and
SDA variants; these SoCs are usually provided with ZAP firmwares,
but they have no available GPMU.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Tested-by: Martin Botka <martin.botka1@gmail.com>
Reviewed-by: Jordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
drivers/gpu/drm/msm/adreno/a5xx_gpu.c
drivers/gpu/drm/msm/adreno/a5xx_power.c
drivers/gpu/drm/msm/adreno/adreno_device.c
drivers/gpu/drm/msm/adreno/adreno_gpu.h

index 8c96fc0fc1b721e2f9ee027965831bd2df67b064..04ffd84c1190b50dfeda03d61fb2c2bc25b19f8f 100644 (file)
@@ -222,7 +222,7 @@ static void a5xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit)
        a5xx_preempt_trigger(gpu);
 }
 
-static const struct {
+static const struct adreno_five_hwcg_regs {
        u32 offset;
        u32 value;
 } a5xx_hwcg[] = {
@@ -318,16 +318,124 @@ static const struct {
        {REG_A5XX_RBBM_CLOCK_DELAY_TSE_RAS_RBBM, 0x00004000},
        {REG_A5XX_RBBM_CLOCK_DELAY_GPC, 0x00000200},
        {REG_A5XX_RBBM_CLOCK_DELAY_VFD, 0x00002222}
+}, a50x_hwcg[] = {
+       {REG_A5XX_RBBM_CLOCK_CNTL_SP0, 0x02222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_SP0, 0x02222220},
+       {REG_A5XX_RBBM_CLOCK_HYST_SP0, 0x0000F3CF},
+       {REG_A5XX_RBBM_CLOCK_DELAY_SP0, 0x00000080},
+       {REG_A5XX_RBBM_CLOCK_CNTL_TP0, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_TP0, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL3_TP0, 0x00002222},
+       {REG_A5XX_RBBM_CLOCK_HYST_TP0, 0x77777777},
+       {REG_A5XX_RBBM_CLOCK_HYST2_TP0, 0x77777777},
+       {REG_A5XX_RBBM_CLOCK_HYST3_TP0, 0x00007777},
+       {REG_A5XX_RBBM_CLOCK_DELAY_TP0, 0x11111111},
+       {REG_A5XX_RBBM_CLOCK_DELAY2_TP0, 0x11111111},
+       {REG_A5XX_RBBM_CLOCK_DELAY3_TP0, 0x00001111},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_UCHE, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL3_UCHE, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL4_UCHE, 0x00222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL_UCHE, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_HYST_UCHE, 0x00FFFFF4},
+       {REG_A5XX_RBBM_CLOCK_DELAY_UCHE, 0x00000002},
+       {REG_A5XX_RBBM_CLOCK_CNTL_RB0, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_RB0, 0x00222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL_CCU0, 0x00022220},
+       {REG_A5XX_RBBM_CLOCK_CNTL_RAC, 0x05522222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_RAC, 0x00505555},
+       {REG_A5XX_RBBM_CLOCK_HYST_RB_CCU0, 0x04040404},
+       {REG_A5XX_RBBM_CLOCK_HYST_RAC, 0x07444044},
+       {REG_A5XX_RBBM_CLOCK_DELAY_RB_CCU_L1_0, 0x00000002},
+       {REG_A5XX_RBBM_CLOCK_DELAY_RAC, 0x00010011},
+       {REG_A5XX_RBBM_CLOCK_CNTL_TSE_RAS_RBBM, 0x04222222},
+       {REG_A5XX_RBBM_CLOCK_MODE_GPC, 0x02222222},
+       {REG_A5XX_RBBM_CLOCK_MODE_VFD, 0x00002222},
+       {REG_A5XX_RBBM_CLOCK_HYST_TSE_RAS_RBBM, 0x00000000},
+       {REG_A5XX_RBBM_CLOCK_HYST_GPC, 0x04104004},
+       {REG_A5XX_RBBM_CLOCK_HYST_VFD, 0x00000000},
+       {REG_A5XX_RBBM_CLOCK_DELAY_HLSQ, 0x00000000},
+       {REG_A5XX_RBBM_CLOCK_DELAY_TSE_RAS_RBBM, 0x00004000},
+       {REG_A5XX_RBBM_CLOCK_DELAY_GPC, 0x00000200},
+       {REG_A5XX_RBBM_CLOCK_DELAY_VFD, 0x00002222},
+}, a512_hwcg[] = {
+       {REG_A5XX_RBBM_CLOCK_CNTL_SP0, 0x02222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL_SP1, 0x02222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_SP0, 0x02222220},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_SP1, 0x02222220},
+       {REG_A5XX_RBBM_CLOCK_HYST_SP0, 0x0000F3CF},
+       {REG_A5XX_RBBM_CLOCK_HYST_SP1, 0x0000F3CF},
+       {REG_A5XX_RBBM_CLOCK_DELAY_SP0, 0x00000080},
+       {REG_A5XX_RBBM_CLOCK_DELAY_SP1, 0x00000080},
+       {REG_A5XX_RBBM_CLOCK_CNTL_TP0, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL_TP1, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_TP0, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_TP1, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL3_TP0, 0x00002222},
+       {REG_A5XX_RBBM_CLOCK_CNTL3_TP1, 0x00002222},
+       {REG_A5XX_RBBM_CLOCK_HYST_TP0, 0x77777777},
+       {REG_A5XX_RBBM_CLOCK_HYST_TP1, 0x77777777},
+       {REG_A5XX_RBBM_CLOCK_HYST2_TP0, 0x77777777},
+       {REG_A5XX_RBBM_CLOCK_HYST2_TP1, 0x77777777},
+       {REG_A5XX_RBBM_CLOCK_HYST3_TP0, 0x00007777},
+       {REG_A5XX_RBBM_CLOCK_HYST3_TP1, 0x00007777},
+       {REG_A5XX_RBBM_CLOCK_DELAY_TP0, 0x11111111},
+       {REG_A5XX_RBBM_CLOCK_DELAY_TP1, 0x11111111},
+       {REG_A5XX_RBBM_CLOCK_DELAY2_TP0, 0x11111111},
+       {REG_A5XX_RBBM_CLOCK_DELAY2_TP1, 0x11111111},
+       {REG_A5XX_RBBM_CLOCK_DELAY3_TP0, 0x00001111},
+       {REG_A5XX_RBBM_CLOCK_DELAY3_TP1, 0x00001111},
+       {REG_A5XX_RBBM_CLOCK_CNTL_UCHE, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_UCHE, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL3_UCHE, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL4_UCHE, 0x00222222},
+       {REG_A5XX_RBBM_CLOCK_HYST_UCHE, 0x00444444},
+       {REG_A5XX_RBBM_CLOCK_DELAY_UCHE, 0x00000002},
+       {REG_A5XX_RBBM_CLOCK_CNTL_RB0, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL_RB1, 0x22222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_RB0, 0x00222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_RB1, 0x00222222},
+       {REG_A5XX_RBBM_CLOCK_CNTL_CCU0, 0x00022220},
+       {REG_A5XX_RBBM_CLOCK_CNTL_CCU1, 0x00022220},
+       {REG_A5XX_RBBM_CLOCK_CNTL_RAC, 0x05522222},
+       {REG_A5XX_RBBM_CLOCK_CNTL2_RAC, 0x00505555},
+       {REG_A5XX_RBBM_CLOCK_HYST_RB_CCU0, 0x04040404},
+       {REG_A5XX_RBBM_CLOCK_HYST_RB_CCU1, 0x04040404},
+       {REG_A5XX_RBBM_CLOCK_HYST_RAC, 0x07444044},
+       {REG_A5XX_RBBM_CLOCK_DELAY_RB_CCU_L1_0, 0x00000002},
+       {REG_A5XX_RBBM_CLOCK_DELAY_RB_CCU_L1_1, 0x00000002},
+       {REG_A5XX_RBBM_CLOCK_DELAY_RAC, 0x00010011},
+       {REG_A5XX_RBBM_CLOCK_CNTL_TSE_RAS_RBBM, 0x04222222},
+       {REG_A5XX_RBBM_CLOCK_MODE_GPC, 0x02222222},
+       {REG_A5XX_RBBM_CLOCK_MODE_VFD, 0x00002222},
+       {REG_A5XX_RBBM_CLOCK_HYST_TSE_RAS_RBBM, 0x00000000},
+       {REG_A5XX_RBBM_CLOCK_HYST_GPC, 0x04104004},
+       {REG_A5XX_RBBM_CLOCK_HYST_VFD, 0x00000000},
+       {REG_A5XX_RBBM_CLOCK_DELAY_HLSQ, 0x00000000},
+       {REG_A5XX_RBBM_CLOCK_DELAY_TSE_RAS_RBBM, 0x00004000},
+       {REG_A5XX_RBBM_CLOCK_DELAY_GPC, 0x00000200},
+       {REG_A5XX_RBBM_CLOCK_DELAY_VFD, 0x00002222},
 };
 
 void a5xx_set_hwcg(struct msm_gpu *gpu, bool state)
 {
        struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
-       unsigned int i;
+       const struct adreno_five_hwcg_regs *regs;
+       unsigned int i, sz;
+
+       if (adreno_is_a508(adreno_gpu)) {
+               regs = a50x_hwcg;
+               sz = ARRAY_SIZE(a50x_hwcg);
+       } else if (adreno_is_a509(adreno_gpu) || adreno_is_a512(adreno_gpu)) {
+               regs = a512_hwcg;
+               sz = ARRAY_SIZE(a512_hwcg);
+       } else {
+               regs = a5xx_hwcg;
+               sz = ARRAY_SIZE(a5xx_hwcg);
+       }
 
-       for (i = 0; i < ARRAY_SIZE(a5xx_hwcg); i++)
-               gpu_write(gpu, a5xx_hwcg[i].offset,
-                       state ? a5xx_hwcg[i].value : 0);
+       for (i = 0; i < sz; i++)
+               gpu_write(gpu, regs[i].offset,
+                         state ? regs[i].value : 0);
 
        if (adreno_is_a540(adreno_gpu)) {
                gpu_write(gpu, REG_A5XX_RBBM_CLOCK_DELAY_GPMU, state ? 0x00000770 : 0);
@@ -538,11 +646,13 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
 {
        struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
        struct a5xx_gpu *a5xx_gpu = to_a5xx_gpu(adreno_gpu);
+       u32 regbit;
        int ret;
 
        gpu_write(gpu, REG_A5XX_VBIF_ROUND_ROBIN_QOS_ARB, 0x00000003);
 
-       if (adreno_is_a540(adreno_gpu))
+       if (adreno_is_a509(adreno_gpu) || adreno_is_a512(adreno_gpu) ||
+           adreno_is_a540(adreno_gpu))
                gpu_write(gpu, REG_A5XX_VBIF_GATE_OFF_WRREQ_EN, 0x00000009);
 
        /* Make all blocks contribute to the GPU BUSY perf counter */
@@ -604,22 +714,29 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
                0x00100000 + adreno_gpu->gmem - 1);
        gpu_write(gpu, REG_A5XX_UCHE_GMEM_RANGE_MAX_HI, 0x00000000);
 
-       if (adreno_is_a510(adreno_gpu)) {
+       if (adreno_is_a508(adreno_gpu) || adreno_is_a510(adreno_gpu)) {
                gpu_write(gpu, REG_A5XX_CP_MEQ_THRESHOLDS, 0x20);
-               gpu_write(gpu, REG_A5XX_CP_MERCIU_SIZE, 0x20);
+               if (adreno_is_a508(adreno_gpu))
+                       gpu_write(gpu, REG_A5XX_CP_MERCIU_SIZE, 0x400);
+               else
+                       gpu_write(gpu, REG_A5XX_CP_MERCIU_SIZE, 0x20);
                gpu_write(gpu, REG_A5XX_CP_ROQ_THRESHOLDS_2, 0x40000030);
                gpu_write(gpu, REG_A5XX_CP_ROQ_THRESHOLDS_1, 0x20100D0A);
        } else {
                gpu_write(gpu, REG_A5XX_CP_MEQ_THRESHOLDS, 0x40);
                if (adreno_is_a530(adreno_gpu))
                        gpu_write(gpu, REG_A5XX_CP_MERCIU_SIZE, 0x40);
-               if (adreno_is_a540(adreno_gpu))
+               else
                        gpu_write(gpu, REG_A5XX_CP_MERCIU_SIZE, 0x400);
                gpu_write(gpu, REG_A5XX_CP_ROQ_THRESHOLDS_2, 0x80000060);
                gpu_write(gpu, REG_A5XX_CP_ROQ_THRESHOLDS_1, 0x40201B16);
        }
 
-       if (adreno_is_a510(adreno_gpu))
+       if (adreno_is_a508(adreno_gpu))
+               gpu_write(gpu, REG_A5XX_PC_DBG_ECO_CNTL,
+                         (0x100 << 11 | 0x100 << 22));
+       else if (adreno_is_a509(adreno_gpu) || adreno_is_a510(adreno_gpu) ||
+                adreno_is_a512(adreno_gpu))
                gpu_write(gpu, REG_A5XX_PC_DBG_ECO_CNTL,
                          (0x200 << 11 | 0x200 << 22));
        else
@@ -629,6 +746,14 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
        if (adreno_gpu->info->quirks & ADRENO_QUIRK_TWO_PASS_USE_WFI)
                gpu_rmw(gpu, REG_A5XX_PC_DBG_ECO_CNTL, 0, (1 << 8));
 
+       /*
+        * Disable the RB sampler datapath DP2 clock gating optimization
+        * for 1-SP GPUs, as it is enabled by default.
+        */
+       if (adreno_is_a508(adreno_gpu) || adreno_is_a509(adreno_gpu) ||
+           adreno_is_a512(adreno_gpu))
+               gpu_rmw(gpu, REG_A5XX_RB_DBG_ECO_CNTL, 0, (1 << 9));
+
        /* Enable USE_RETENTION_FLOPS */
        gpu_write(gpu, REG_A5XX_CP_CHICKEN_DBG, 0x02000000);
 
@@ -654,10 +779,17 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
        gpu_write(gpu, REG_A5XX_RBBM_AHB_CNTL2, 0x0000003F);
 
        /* Set the highest bank bit */
-       gpu_write(gpu, REG_A5XX_TPL1_MODE_CNTL, 2 << 7);
-       gpu_write(gpu, REG_A5XX_RB_MODE_CNTL, 2 << 1);
        if (adreno_is_a540(adreno_gpu))
-               gpu_write(gpu, REG_A5XX_UCHE_DBG_ECO_CNTL_2, 2);
+               regbit = 2;
+       else
+               regbit = 1;
+
+       gpu_write(gpu, REG_A5XX_TPL1_MODE_CNTL, regbit << 7);
+       gpu_write(gpu, REG_A5XX_RB_MODE_CNTL, regbit << 1);
+
+       if (adreno_is_a509(adreno_gpu) || adreno_is_a512(adreno_gpu) ||
+           adreno_is_a540(adreno_gpu))
+               gpu_write(gpu, REG_A5XX_UCHE_DBG_ECO_CNTL_2, regbit);
 
        /* Protect registers from the CP */
        gpu_write(gpu, REG_A5XX_CP_PROTECT_CNTL, 0x00000007);
@@ -694,7 +826,9 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
        /* UCHE */
        gpu_write(gpu, REG_A5XX_CP_PROTECT(16), ADRENO_PROTECT_RW(0xE80, 16));
 
-       if (adreno_is_a530(adreno_gpu) || adreno_is_a510(adreno_gpu))
+       if (adreno_is_a508(adreno_gpu) || adreno_is_a509(adreno_gpu) ||
+           adreno_is_a510(adreno_gpu) || adreno_is_a512(adreno_gpu) ||
+           adreno_is_a530(adreno_gpu))
                gpu_write(gpu, REG_A5XX_CP_PROTECT(17),
                        ADRENO_PROTECT_RW(0x10000, 0x8000));
 
@@ -736,7 +870,8 @@ static int a5xx_hw_init(struct msm_gpu *gpu)
        if (ret)
                return ret;
 
-       if (!adreno_is_a510(adreno_gpu))
+       if (!(adreno_is_a508(adreno_gpu) || adreno_is_a509(adreno_gpu) ||
+             adreno_is_a510(adreno_gpu) || adreno_is_a512(adreno_gpu)))
                a5xx_gpmu_ucode_init(gpu);
 
        ret = a5xx_ucode_init(gpu);
@@ -1169,7 +1304,8 @@ static int a5xx_pm_resume(struct msm_gpu *gpu)
        if (ret)
                return ret;
 
-       if (adreno_is_a510(adreno_gpu)) {
+       /* Adreno 508, 509, 510, 512 needs manual RBBM sus/res control */
+       if (!(adreno_is_a530(adreno_gpu) || adreno_is_a540(adreno_gpu))) {
                /* Halt the sp_input_clk at HM level */
                gpu_write(gpu, REG_A5XX_RBBM_CLOCK_CNTL, 0x00000055);
                a5xx_set_hwcg(gpu, true);
@@ -1211,8 +1347,8 @@ static int a5xx_pm_suspend(struct msm_gpu *gpu)
        u32 mask = 0xf;
        int i, ret;
 
-       /* A510 has 3 XIN ports in VBIF */
-       if (adreno_is_a510(adreno_gpu))
+       /* A508, A510 have 3 XIN ports in VBIF */
+       if (adreno_is_a508(adreno_gpu) || adreno_is_a510(adreno_gpu))
                mask = 0x7;
 
        /* Clear the VBIF pipe before shutting down */
index f176a6f3eff666a741bb305de456982e6213da8b..5ccc9da455a1699933ee52a4b1581f5b595893c5 100644 (file)
@@ -298,7 +298,7 @@ int a5xx_power_init(struct msm_gpu *gpu)
        int ret;
 
        /* Not all A5xx chips have a GPMU */
-       if (adreno_is_a510(adreno_gpu))
+       if (!(adreno_is_a530(adreno_gpu) || adreno_is_a540(adreno_gpu)))
                return 0;
 
        /* Set up the limits management */
@@ -330,7 +330,7 @@ void a5xx_gpmu_ucode_init(struct msm_gpu *gpu)
        unsigned int *data, *ptr, *cmds;
        unsigned int cmds_size;
 
-       if (adreno_is_a510(adreno_gpu))
+       if (!(adreno_is_a530(adreno_gpu) || adreno_is_a540(adreno_gpu)))
                return;
 
        if (a5xx_gpu->gpmu_bo)
index ce9345cc29a4d93bea1b5671b78c7ee3ca41de6a..600d445fabe8dc90b80ab86fa6a92172249f3004 100644 (file)
@@ -133,6 +133,41 @@ static const struct adreno_info gpulist[] = {
                .gmem  = (SZ_1M + SZ_512K),
                .inactive_period = DRM_MSM_INACTIVE_PERIOD,
                .init  = a4xx_gpu_init,
+       }, {
+               .rev   = ADRENO_REV(5, 0, 8, ANY_ID),
+               .revn = 508,
+               .name = "A508",
+               .fw = {
+                       [ADRENO_FW_PM4] = "a530_pm4.fw",
+                       [ADRENO_FW_PFP] = "a530_pfp.fw",
+               },
+               .gmem = (SZ_128K + SZ_8K),
+               /*
+                * Increase inactive period to 250 to avoid bouncing
+                * the GDSC which appears to make it grumpy
+                */
+               .inactive_period = 250,
+               .quirks = ADRENO_QUIRK_LMLOADKILL_DISABLE,
+               .init = a5xx_gpu_init,
+               .zapfw = "a508_zap.mdt",
+       }, {
+               .rev   = ADRENO_REV(5, 0, 9, ANY_ID),
+               .revn = 509,
+               .name = "A509",
+               .fw = {
+                       [ADRENO_FW_PM4] = "a530_pm4.fw",
+                       [ADRENO_FW_PFP] = "a530_pfp.fw",
+               },
+               .gmem = (SZ_256K + SZ_16K),
+               /*
+                * Increase inactive period to 250 to avoid bouncing
+                * the GDSC which appears to make it grumpy
+                */
+               .inactive_period = 250,
+               .quirks = ADRENO_QUIRK_LMLOADKILL_DISABLE,
+               .init = a5xx_gpu_init,
+               /* Adreno 509 uses the same ZAP as 512 */
+               .zapfw = "a512_zap.mdt",
        }, {
                .rev   = ADRENO_REV(5, 1, 0, ANY_ID),
                .revn = 510,
@@ -148,6 +183,23 @@ static const struct adreno_info gpulist[] = {
                 */
                .inactive_period = 250,
                .init = a5xx_gpu_init,
+       }, {
+               .rev   = ADRENO_REV(5, 1, 2, ANY_ID),
+               .revn = 512,
+               .name = "A512",
+               .fw = {
+                       [ADRENO_FW_PM4] = "a530_pm4.fw",
+                       [ADRENO_FW_PFP] = "a530_pfp.fw",
+               },
+               .gmem = (SZ_256K + SZ_16K),
+               /*
+                * Increase inactive period to 250 to avoid bouncing
+                * the GDSC which appears to make it grumpy
+                */
+               .inactive_period = 250,
+               .quirks = ADRENO_QUIRK_LMLOADKILL_DISABLE,
+               .init = a5xx_gpu_init,
+               .zapfw = "a512_zap.mdt",
        }, {
                .rev = ADRENO_REV(5, 3, 0, 2),
                .revn = 530,
index 2a3d049b46b50f304b8904ca0bc10f1aadfa6b44..ccac275aa7a21d5ff03e42ae8df9c5ccd88d2432 100644 (file)
@@ -197,11 +197,26 @@ static inline int adreno_is_a430(struct adreno_gpu *gpu)
        return gpu->revn == 430;
 }
 
+static inline int adreno_is_a508(struct adreno_gpu *gpu)
+{
+       return gpu->revn == 508;
+}
+
+static inline int adreno_is_a509(struct adreno_gpu *gpu)
+{
+       return gpu->revn == 509;
+}
+
 static inline int adreno_is_a510(struct adreno_gpu *gpu)
 {
        return gpu->revn == 510;
 }
 
+static inline int adreno_is_a512(struct adreno_gpu *gpu)
+{
+       return gpu->revn == 512;
+}
+
 static inline int adreno_is_a530(struct adreno_gpu *gpu)
 {
        return gpu->revn == 530;