As found in apq8016 (used in DragonBoard 410c) and msm8916.
Note that numerically a306 is actually 307 (since a305c already claimed 306). Nice and confusing.
Signed-off-by: Rob Clark robdclark@gmail.com --- drivers/gpu/drm/msm/adreno/a3xx_gpu.c | 12 +++++++++--- drivers/gpu/drm/msm/adreno/adreno_device.c | 8 ++++++++ drivers/gpu/drm/msm/adreno/adreno_gpu.h | 6 ++++++ 3 files changed, 23 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c index b66c53b..3d3db1d 100644 --- a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c @@ -93,7 +93,10 @@ static int a3xx_hw_init(struct msm_gpu *gpu) /* Set up AOOO: */ gpu_write(gpu, REG_A3XX_VBIF_OUT_AXI_AOOO_EN, 0x0000003c); gpu_write(gpu, REG_A3XX_VBIF_OUT_AXI_AOOO, 0x003c003c); - + } else if (adreno_is_a306(adreno_gpu)) { + gpu_write(gpu, REG_A3XX_VBIF_ROUND_ROBIN_QOS_ARB, 0x0003); + gpu_write(gpu, REG_A3XX_VBIF_OUT_RD_LIM_CONF0, 0x0000000a); + gpu_write(gpu, REG_A3XX_VBIF_OUT_WR_LIM_CONF0, 0x0000000a); } else if (adreno_is_a320(adreno_gpu)) { /* Set up 16 deep read/write request queues: */ gpu_write(gpu, REG_A3XX_VBIF_IN_RD_LIM_CONF0, 0x10101010); @@ -186,7 +189,9 @@ static int a3xx_hw_init(struct msm_gpu *gpu) gpu_write(gpu, REG_A3XX_UCHE_CACHE_MODE_CONTROL_REG, 0x00000001);
/* Enable Clock gating: */ - if (adreno_is_a320(adreno_gpu)) + if (adreno_is_a306(adreno_gpu)) + gpu_write(gpu, REG_A3XX_RBBM_CLOCK_CTL, 0xaaaaaaaa); + else if (adreno_is_a320(adreno_gpu)) gpu_write(gpu, REG_A3XX_RBBM_CLOCK_CTL, 0xbfffffff); else if (adreno_is_a330v2(adreno_gpu)) gpu_write(gpu, REG_A3XX_RBBM_CLOCK_CTL, 0xaaaaaaaa); @@ -271,7 +276,8 @@ static int a3xx_hw_init(struct msm_gpu *gpu) gpu_write(gpu, REG_A3XX_CP_PFP_UCODE_DATA, ptr[i]);
/* CP ROQ queue sizes (bytes) - RB:16, ST:16, IB1:32, IB2:64 */ - if (adreno_is_a305(adreno_gpu) || adreno_is_a320(adreno_gpu)) { + if (adreno_is_a305(adreno_gpu) || adreno_is_a306(adreno_gpu) || + adreno_is_a320(adreno_gpu)) { gpu_write(gpu, REG_AXXX_CP_QUEUE_THRESHOLDS, AXXX_CP_QUEUE_THRESHOLDS_CSQ_IB1_START(2) | AXXX_CP_QUEUE_THRESHOLDS_CSQ_IB2_START(6) | diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c index be83dee..8b94c1d 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_device.c +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c @@ -42,6 +42,14 @@ static const struct adreno_info gpulist[] = { .gmem = SZ_256K, .init = a3xx_gpu_init, }, { + .rev = ADRENO_REV(3, 0, 6, 0), + .revn = 307, /* because a305c is revn==306 */ + .name = "A306", + .pm4fw = "a300_pm4.fw", + .pfpfw = "a300_pfp.fw", + .gmem = SZ_128K, + .init = a3xx_gpu_init, + }, { .rev = ADRENO_REV(3, 2, ANY_ID, ANY_ID), .revn = 320, .name = "A320", diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h index a0cc309..0becca3 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -197,6 +197,12 @@ static inline bool adreno_is_a305(struct adreno_gpu *gpu) return gpu->revn == 305; }
+static inline bool adreno_is_a306(struct adreno_gpu *gpu) +{ + /* yes, 307, because a305c is 306 */ + return gpu->revn == 307; +} + static inline bool adreno_is_a320(struct adreno_gpu *gpu) { return gpu->revn == 320;