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path: root/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
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Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_gpu.c')
-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_gpu.c58
1 files changed, 41 insertions, 17 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
index 37018bc55810..51320eeebfcf 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c
@@ -416,6 +416,12 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
if (gpu->identity.model == chipModel_GC700)
gpu->identity.features &= ~chipFeatures_FAST_CLEAR;
+ /* These models/revisions don't have the 2D pipe bit */
+ if ((gpu->identity.model == chipModel_GC500 &&
+ gpu->identity.revision <= 2) ||
+ gpu->identity.model == chipModel_GC300)
+ gpu->identity.features |= chipFeatures_PIPE_2D;
+
if ((gpu->identity.model == chipModel_GC500 &&
gpu->identity.revision < 2) ||
(gpu->identity.model == chipModel_GC300 &&
@@ -449,8 +455,9 @@ static void etnaviv_hw_identify(struct etnaviv_gpu *gpu)
gpu_read(gpu, VIVS_HI_CHIP_MINOR_FEATURE_5);
}
- /* GC600 idle register reports zero bits where modules aren't present */
- if (gpu->identity.model == chipModel_GC600)
+ /* GC600/300 idle register reports zero bits where modules aren't present */
+ if (gpu->identity.model == chipModel_GC600 ||
+ gpu->identity.model == chipModel_GC300)
gpu->idle_mask = VIVS_HI_IDLE_STATE_TX |
VIVS_HI_IDLE_STATE_RA |
VIVS_HI_IDLE_STATE_SE |
@@ -583,7 +590,7 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu)
u32 pmc, ppc;
/* enable clock gating */
- ppc = gpu_read(gpu, VIVS_PM_POWER_CONTROLS);
+ ppc = gpu_read_power(gpu, VIVS_PM_POWER_CONTROLS);
ppc |= VIVS_PM_POWER_CONTROLS_ENABLE_MODULE_CLOCK_GATING;
/* Disable stall module clock gating for 4.3.0.1 and 4.3.0.2 revs */
@@ -591,9 +598,9 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu)
gpu->identity.revision == 0x4302)
ppc |= VIVS_PM_POWER_CONTROLS_DISABLE_STALL_MODULE_CLOCK_GATING;
- gpu_write(gpu, VIVS_PM_POWER_CONTROLS, ppc);
+ gpu_write_power(gpu, VIVS_PM_POWER_CONTROLS, ppc);
- pmc = gpu_read(gpu, VIVS_PM_MODULE_CONTROLS);
+ pmc = gpu_read_power(gpu, VIVS_PM_MODULE_CONTROLS);
/* Disable PA clock gating for GC400+ without bugfix except for GC420 */
if (gpu->identity.model >= chipModel_GC400 &&
@@ -616,19 +623,20 @@ static void etnaviv_gpu_enable_mlcg(struct etnaviv_gpu *gpu)
/* Disable TX clock gating on affected core revisions. */
if (etnaviv_is_model_rev(gpu, GC4000, 0x5222) ||
- etnaviv_is_model_rev(gpu, GC2000, 0x5108))
+ etnaviv_is_model_rev(gpu, GC2000, 0x5108) ||
+ etnaviv_is_model_rev(gpu, GC2000, 0x6202) ||
+ etnaviv_is_model_rev(gpu, GC2000, 0x6203))
pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX;
- /* Disable SE, RA and TX clock gating on affected core revisions. */
+ /* Disable SE and RA clock gating on affected core revisions. */
if (etnaviv_is_model_rev(gpu, GC7000, 0x6202))
pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_SE |
- VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA |
- VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_TX;
+ VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA;
pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_HZ;
pmc |= VIVS_PM_MODULE_CONTROLS_DISABLE_MODULE_CLOCK_GATING_RA_EZ;
- gpu_write(gpu, VIVS_PM_MODULE_CONTROLS, pmc);
+ gpu_write_power(gpu, VIVS_PM_MODULE_CONTROLS, pmc);
}
void etnaviv_gpu_start_fe(struct etnaviv_gpu *gpu, u32 address, u16 prefetch)
@@ -688,11 +696,11 @@ static void etnaviv_gpu_setup_pulse_eater(struct etnaviv_gpu *gpu)
(gpu->identity.features & chipFeatures_PIPE_3D))
{
/* Performance fix: disable internal DFS */
- pulse_eater = gpu_read(gpu, VIVS_PM_PULSE_EATER);
+ pulse_eater = gpu_read_power(gpu, VIVS_PM_PULSE_EATER);
pulse_eater |= BIT(18);
}
- gpu_write(gpu, VIVS_PM_PULSE_EATER, pulse_eater);
+ gpu_write_power(gpu, VIVS_PM_PULSE_EATER, pulse_eater);
}
static void etnaviv_gpu_hw_init(struct etnaviv_gpu *gpu)
@@ -1045,12 +1053,28 @@ pm_put:
}
#endif
-void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu)
+void etnaviv_gpu_recover_hang(struct etnaviv_gem_submit *submit)
{
+ struct etnaviv_gpu *gpu = submit->gpu;
+ char *comm = NULL, *cmd = NULL;
+ struct task_struct *task;
unsigned int i;
dev_err(gpu->dev, "recover hung GPU!\n");
+ task = get_pid_task(submit->pid, PIDTYPE_PID);
+ if (task) {
+ comm = kstrdup(task->comm, GFP_KERNEL);
+ cmd = kstrdup_quotable_cmdline(task, GFP_KERNEL);
+ put_task_struct(task);
+ }
+
+ if (comm && cmd)
+ dev_err(gpu->dev, "offending task: %s (%s)\n", comm, cmd);
+
+ kfree(cmd);
+ kfree(comm);
+
if (pm_runtime_get_sync(gpu->dev) < 0)
goto pm_put;
@@ -1294,9 +1318,9 @@ static void sync_point_perfmon_sample_pre(struct etnaviv_gpu *gpu,
u32 val;
/* disable clock gating */
- val = gpu_read(gpu, VIVS_PM_POWER_CONTROLS);
+ val = gpu_read_power(gpu, VIVS_PM_POWER_CONTROLS);
val &= ~VIVS_PM_POWER_CONTROLS_ENABLE_MODULE_CLOCK_GATING;
- gpu_write(gpu, VIVS_PM_POWER_CONTROLS, val);
+ gpu_write_power(gpu, VIVS_PM_POWER_CONTROLS, val);
/* enable debug register */
val = gpu_read(gpu, VIVS_HI_CLOCK_CONTROL);
@@ -1327,9 +1351,9 @@ static void sync_point_perfmon_sample_post(struct etnaviv_gpu *gpu,
gpu_write(gpu, VIVS_HI_CLOCK_CONTROL, val);
/* enable clock gating */
- val = gpu_read(gpu, VIVS_PM_POWER_CONTROLS);
+ val = gpu_read_power(gpu, VIVS_PM_POWER_CONTROLS);
val |= VIVS_PM_POWER_CONTROLS_ENABLE_MODULE_CLOCK_GATING;
- gpu_write(gpu, VIVS_PM_POWER_CONTROLS, val);
+ gpu_write_power(gpu, VIVS_PM_POWER_CONTROLS, val);
}