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drm/msm: adreno a306 support

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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>
This commit is contained in:
Rob Clark 2015-05-06 13:14:30 -04:00
parent 6490ad4740
commit de558cd2ae
5 changed files with 25 additions and 4 deletions
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12
drivers/gpu/drm/msm/adreno/a3xx_gpu.c
View File

@ -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) |

8
drivers/gpu/drm/msm/adreno/adreno_device.c
View File

@ -41,6 +41,14 @@ static const struct adreno_info gpulist[] = {
.pfpfw = "a300_pfp.fw",
.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,

6
drivers/gpu/drm/msm/adreno/adreno_gpu.h
View File

@ -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;

1
drivers/gpu/drm/msm/msm_gpu.c
View File

@ -522,6 +522,7 @@ static irqreturn_t irq_handler(int irq, void *data)
static const char *clk_names[] = {
"src_clk", "core_clk", "iface_clk", "mem_clk", "mem_iface_clk",
"alt_mem_iface_clk",
};
int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev,

2
drivers/gpu/drm/msm/msm_gpu.h
View File

@ -100,7 +100,7 @@ struct msm_gpu {
/* Power Control: */
struct regulator *gpu_reg, *gpu_cx;
struct clk *ebi1_clk, *grp_clks[5];
struct clk *ebi1_clk, *grp_clks[6];
uint32_t fast_rate, slow_rate, bus_freq;
#ifdef DOWNSTREAM_CONFIG_MSM_BUS_SCALING