@@ -21,74 +21,74 @@ struct v3d_reg_def {
};
static const struct v3d_reg_def v3d_hub_reg_defs[] = {
- REGDEF(33, 42, V3D_HUB_AXICFG),
- REGDEF(33, 71, V3D_HUB_UIFCFG),
- REGDEF(33, 71, V3D_HUB_IDENT0),
- REGDEF(33, 71, V3D_HUB_IDENT1),
- REGDEF(33, 71, V3D_HUB_IDENT2),
- REGDEF(33, 71, V3D_HUB_IDENT3),
- REGDEF(33, 71, V3D_HUB_INT_STS),
- REGDEF(33, 71, V3D_HUB_INT_MSK_STS),
-
- REGDEF(33, 71, V3D_MMU_CTL),
- REGDEF(33, 71, V3D_MMU_VIO_ADDR),
- REGDEF(33, 71, V3D_MMU_VIO_ID),
- REGDEF(33, 71, V3D_MMU_DEBUG_INFO),
-
- REGDEF(71, 71, V3D_GMP_STATUS(71)),
- REGDEF(71, 71, V3D_GMP_CFG(71)),
- REGDEF(71, 71, V3D_GMP_VIO_ADDR(71)),
+ REGDEF(V3D_GEN_33, V3D_GEN_42, V3D_HUB_AXICFG),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_HUB_UIFCFG),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_HUB_IDENT0),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_HUB_IDENT1),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_HUB_IDENT2),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_HUB_IDENT3),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_HUB_INT_STS),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_HUB_INT_MSK_STS),
+
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_MMU_CTL),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_MMU_VIO_ADDR),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_MMU_VIO_ID),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_MMU_DEBUG_INFO),
+
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_GMP_STATUS(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_GMP_CFG(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_GMP_VIO_ADDR(71)),
};
static const struct v3d_reg_def v3d_gca_reg_defs[] = {
- REGDEF(33, 33, V3D_GCA_SAFE_SHUTDOWN),
- REGDEF(33, 33, V3D_GCA_SAFE_SHUTDOWN_ACK),
+ REGDEF(V3D_GEN_33, V3D_GEN_33, V3D_GCA_SAFE_SHUTDOWN),
+ REGDEF(V3D_GEN_33, V3D_GEN_33, V3D_GCA_SAFE_SHUTDOWN_ACK),
};
static const struct v3d_reg_def v3d_core_reg_defs[] = {
- REGDEF(33, 71, V3D_CTL_IDENT0),
- REGDEF(33, 71, V3D_CTL_IDENT1),
- REGDEF(33, 71, V3D_CTL_IDENT2),
- REGDEF(33, 71, V3D_CTL_MISCCFG),
- REGDEF(33, 71, V3D_CTL_INT_STS),
- REGDEF(33, 71, V3D_CTL_INT_MSK_STS),
- REGDEF(33, 71, V3D_CLE_CT0CS),
- REGDEF(33, 71, V3D_CLE_CT0CA),
- REGDEF(33, 71, V3D_CLE_CT0EA),
- REGDEF(33, 71, V3D_CLE_CT1CS),
- REGDEF(33, 71, V3D_CLE_CT1CA),
- REGDEF(33, 71, V3D_CLE_CT1EA),
-
- REGDEF(33, 71, V3D_PTB_BPCA),
- REGDEF(33, 71, V3D_PTB_BPCS),
-
- REGDEF(33, 42, V3D_GMP_STATUS(33)),
- REGDEF(33, 42, V3D_GMP_CFG(33)),
- REGDEF(33, 42, V3D_GMP_VIO_ADDR(33)),
-
- REGDEF(33, 71, V3D_ERR_FDBGO),
- REGDEF(33, 71, V3D_ERR_FDBGB),
- REGDEF(33, 71, V3D_ERR_FDBGS),
- REGDEF(33, 71, V3D_ERR_STAT),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CTL_IDENT0),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CTL_IDENT1),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CTL_IDENT2),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CTL_MISCCFG),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CTL_INT_STS),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CTL_INT_MSK_STS),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CLE_CT0CS),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CLE_CT0CA),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CLE_CT0EA),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CLE_CT1CS),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CLE_CT1CA),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_CLE_CT1EA),
+
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_PTB_BPCA),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_PTB_BPCS),
+
+ REGDEF(V3D_GEN_33, V3D_GEN_42, V3D_GMP_STATUS(33)),
+ REGDEF(V3D_GEN_33, V3D_GEN_42, V3D_GMP_CFG(33)),
+ REGDEF(V3D_GEN_33, V3D_GEN_42, V3D_GMP_VIO_ADDR(33)),
+
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_ERR_FDBGO),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_ERR_FDBGB),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_ERR_FDBGS),
+ REGDEF(V3D_GEN_33, V3D_GEN_71, V3D_ERR_STAT),
};
static const struct v3d_reg_def v3d_csd_reg_defs[] = {
- REGDEF(41, 71, V3D_CSD_STATUS),
- REGDEF(41, 42, V3D_CSD_CURRENT_CFG0(41)),
- REGDEF(41, 42, V3D_CSD_CURRENT_CFG1(41)),
- REGDEF(41, 42, V3D_CSD_CURRENT_CFG2(41)),
- REGDEF(41, 42, V3D_CSD_CURRENT_CFG3(41)),
- REGDEF(41, 42, V3D_CSD_CURRENT_CFG4(41)),
- REGDEF(41, 42, V3D_CSD_CURRENT_CFG5(41)),
- REGDEF(41, 42, V3D_CSD_CURRENT_CFG6(41)),
- REGDEF(71, 71, V3D_CSD_CURRENT_CFG0(71)),
- REGDEF(71, 71, V3D_CSD_CURRENT_CFG1(71)),
- REGDEF(71, 71, V3D_CSD_CURRENT_CFG2(71)),
- REGDEF(71, 71, V3D_CSD_CURRENT_CFG3(71)),
- REGDEF(71, 71, V3D_CSD_CURRENT_CFG4(71)),
- REGDEF(71, 71, V3D_CSD_CURRENT_CFG5(71)),
- REGDEF(71, 71, V3D_CSD_CURRENT_CFG6(71)),
- REGDEF(71, 71, V3D_V7_CSD_CURRENT_CFG7),
+ REGDEF(V3D_GEN_41, V3D_GEN_71, V3D_CSD_STATUS),
+ REGDEF(V3D_GEN_41, V3D_GEN_42, V3D_CSD_CURRENT_CFG0(41)),
+ REGDEF(V3D_GEN_41, V3D_GEN_42, V3D_CSD_CURRENT_CFG1(41)),
+ REGDEF(V3D_GEN_41, V3D_GEN_42, V3D_CSD_CURRENT_CFG2(41)),
+ REGDEF(V3D_GEN_41, V3D_GEN_42, V3D_CSD_CURRENT_CFG3(41)),
+ REGDEF(V3D_GEN_41, V3D_GEN_42, V3D_CSD_CURRENT_CFG4(41)),
+ REGDEF(V3D_GEN_41, V3D_GEN_42, V3D_CSD_CURRENT_CFG5(41)),
+ REGDEF(V3D_GEN_41, V3D_GEN_42, V3D_CSD_CURRENT_CFG6(41)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_CSD_CURRENT_CFG0(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_CSD_CURRENT_CFG1(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_CSD_CURRENT_CFG2(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_CSD_CURRENT_CFG3(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_CSD_CURRENT_CFG4(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_CSD_CURRENT_CFG5(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_CSD_CURRENT_CFG6(71)),
+ REGDEF(V3D_GEN_71, V3D_GEN_71, V3D_V7_CSD_CURRENT_CFG7),
};
static int v3d_v3d_debugfs_regs(struct seq_file *m, void *unused)
@@ -164,7 +164,7 @@ static int v3d_v3d_debugfs_ident(struct seq_file *m, void *unused)
str_yes_no(ident2 & V3D_HUB_IDENT2_WITH_MMU));
seq_printf(m, "TFU: %s\n",
str_yes_no(ident1 & V3D_HUB_IDENT1_WITH_TFU));
- if (v3d->ver <= 42) {
+ if (v3d->ver <= V3D_GEN_42) {
seq_printf(m, "TSY: %s\n",
str_yes_no(ident1 & V3D_HUB_IDENT1_WITH_TSY));
}
@@ -196,11 +196,11 @@ static int v3d_v3d_debugfs_ident(struct seq_file *m, void *unused)
seq_printf(m, " QPUs: %d\n", nslc * qups);
seq_printf(m, " Semaphores: %d\n",
V3D_GET_FIELD(ident1, V3D_IDENT1_NSEM));
- if (v3d->ver <= 42) {
+ if (v3d->ver <= V3D_GEN_42) {
seq_printf(m, " BCG int: %d\n",
(ident2 & V3D_IDENT2_BCG_INT) != 0);
}
- if (v3d->ver < 40) {
+ if (v3d->ver < V3D_GEN_41) {
seq_printf(m, " Override TMU: %d\n",
(misccfg & V3D_MISCCFG_OVRTMUOUT) != 0);
}
@@ -234,7 +234,7 @@ static int v3d_measure_clock(struct seq_file *m, void *unused)
int core = 0;
int measure_ms = 1000;
- if (v3d->ver >= 40) {
+ if (v3d->ver >= V3D_GEN_41) {
int cycle_count_reg = V3D_PCTR_CYCLE_COUNT(v3d->ver);
V3D_CORE_WRITE(core, V3D_V4_PCTR_0_SRC_0_3,
V3D_SET_FIELD_VER(cycle_count_reg,
@@ -17,6 +17,7 @@
#include <linux/dma-mapping.h>
#include <linux/io.h>
#include <linux/module.h>
+#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/sched/clock.h>
@@ -92,7 +93,7 @@ static int v3d_get_param_ioctl(struct drm_device *dev, void *data,
args->value = 1;
return 0;
case DRM_V3D_PARAM_SUPPORTS_PERFMON:
- args->value = (v3d->ver >= 40);
+ args->value = (v3d->ver >= V3D_GEN_41);
return 0;
case DRM_V3D_PARAM_SUPPORTS_MULTISYNC_EXT:
args->value = 1;
@@ -254,10 +255,10 @@ static const struct drm_driver v3d_drm_driver = {
};
static const struct of_device_id v3d_of_match[] = {
- { .compatible = "brcm,2711-v3d" },
- { .compatible = "brcm,2712-v3d" },
- { .compatible = "brcm,7268-v3d" },
- { .compatible = "brcm,7278-v3d" },
+ { .compatible = "brcm,2711-v3d", .data = (void *)V3D_GEN_42 },
+ { .compatible = "brcm,2712-v3d", .data = (void *)V3D_GEN_71 },
+ { .compatible = "brcm,7268-v3d", .data = (void *)V3D_GEN_33 },
+ { .compatible = "brcm,7278-v3d", .data = (void *)V3D_GEN_41 },
{},
};
MODULE_DEVICE_TABLE(of, v3d_of_match);
@@ -274,6 +275,7 @@ static int v3d_platform_drm_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct drm_device *drm;
struct v3d_dev *v3d;
+ enum v3d_gen gen;
int ret;
u32 mmu_debug;
u32 ident1, ident3;
@@ -287,6 +289,9 @@ static int v3d_platform_drm_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, drm);
+ gen = (enum v3d_gen)of_device_get_match_data(dev);
+ v3d->ver = gen;
+
ret = map_regs(v3d, &v3d->hub_regs, "hub");
if (ret)
return ret;
@@ -316,6 +321,11 @@ static int v3d_platform_drm_probe(struct platform_device *pdev)
ident1 = V3D_READ(V3D_HUB_IDENT1);
v3d->ver = (V3D_GET_FIELD(ident1, V3D_HUB_IDENT1_TVER) * 10 +
V3D_GET_FIELD(ident1, V3D_HUB_IDENT1_REV));
+ /* Make sure that the V3D tech version retrieved from the HW is equal
+ * to the one advertised by the device tree.
+ */
+ WARN_ON(v3d->ver != gen);
+
v3d->cores = V3D_GET_FIELD(ident1, V3D_HUB_IDENT1_NCORES);
WARN_ON(v3d->cores > 1); /* multicore not yet implemented */
@@ -340,7 +350,7 @@ static int v3d_platform_drm_probe(struct platform_device *pdev)
}
}
- if (v3d->ver < 41) {
+ if (v3d->ver < V3D_GEN_41) {
ret = map_regs(v3d, &v3d->gca_regs, "gca");
if (ret)
goto clk_disable;
@@ -94,11 +94,18 @@ struct v3d_perfmon {
u64 values[] __counted_by(ncounters);
};
+enum v3d_gen {
+ V3D_GEN_33 = 33,
+ V3D_GEN_41 = 41,
+ V3D_GEN_42 = 42,
+ V3D_GEN_71 = 71,
+};
+
struct v3d_dev {
struct drm_device drm;
/* Short representation (e.g. 33, 41) of the V3D tech version */
- int ver;
+ enum v3d_gen ver;
/* Short representation (e.g. 5, 6) of the V3D tech revision */
int rev;
@@ -199,7 +206,7 @@ to_v3d_dev(struct drm_device *dev)
static inline bool
v3d_has_csd(struct v3d_dev *v3d)
{
- return v3d->ver >= 41;
+ return v3d->ver >= V3D_GEN_41;
}
#define v3d_to_pdev(v3d) to_platform_device((v3d)->drm.dev)
@@ -25,7 +25,7 @@ v3d_init_core(struct v3d_dev *v3d, int core)
* type. If you want the default behavior, you can still put
* "2" in the indirect texture state's output_type field.
*/
- if (v3d->ver < 40)
+ if (v3d->ver < V3D_GEN_41)
V3D_CORE_WRITE(core, V3D_CTL_MISCCFG, V3D_MISCCFG_OVRTMUOUT);
/* Whenever we flush the L2T cache, we always want to flush
@@ -58,7 +58,7 @@ v3d_idle_axi(struct v3d_dev *v3d, int core)
static void
v3d_idle_gca(struct v3d_dev *v3d)
{
- if (v3d->ver >= 41)
+ if (v3d->ver >= V3D_GEN_41)
return;
V3D_GCA_WRITE(V3D_GCA_SAFE_SHUTDOWN, V3D_GCA_SAFE_SHUTDOWN_EN);
@@ -132,13 +132,13 @@ v3d_reset(struct v3d_dev *v3d)
static void
v3d_flush_l3(struct v3d_dev *v3d)
{
- if (v3d->ver < 41) {
+ if (v3d->ver < V3D_GEN_41) {
u32 gca_ctrl = V3D_GCA_READ(V3D_GCA_CACHE_CTRL);
V3D_GCA_WRITE(V3D_GCA_CACHE_CTRL,
gca_ctrl | V3D_GCA_CACHE_CTRL_FLUSH);
- if (v3d->ver < 33) {
+ if (v3d->ver < V3D_GEN_33) {
V3D_GCA_WRITE(V3D_GCA_CACHE_CTRL,
gca_ctrl & ~V3D_GCA_CACHE_CTRL_FLUSH);
}
@@ -151,7 +151,7 @@ v3d_flush_l3(struct v3d_dev *v3d)
static void
v3d_invalidate_l2c(struct v3d_dev *v3d, int core)
{
- if (v3d->ver > 32)
+ if (v3d->ver >= V3D_GEN_33)
return;
V3D_CORE_WRITE(core, V3D_CTL_L2CACTL,
@@ -143,7 +143,7 @@ v3d_irq(int irq, void *arg)
/* We shouldn't be triggering these if we have GMP in
* always-allowed mode.
*/
- if (v3d->ver < 71 && (intsts & V3D_INT_GMPV))
+ if (v3d->ver < V3D_GEN_71 && (intsts & V3D_INT_GMPV))
dev_err(v3d->drm.dev, "GMP violation\n");
/* V3D 4.2 wires the hub and core IRQs together, so if we &
@@ -200,7 +200,7 @@ v3d_hub_irq(int irq, void *arg)
V3D_WRITE(V3D_MMU_CTL, V3D_READ(V3D_MMU_CTL));
- if (v3d->ver >= 41) {
+ if (v3d->ver >= V3D_GEN_41) {
axi_id = axi_id >> 5;
if (axi_id < ARRAY_SIZE(v3d41_axi_ids))
client = v3d41_axi_ids[axi_id];
@@ -217,7 +217,7 @@ v3d_hub_irq(int irq, void *arg)
status = IRQ_HANDLED;
}
- if (v3d->ver >= 71 && (intsts & V3D_V7_HUB_INT_GMPV)) {
+ if (v3d->ver >= V3D_GEN_71 && (intsts & V3D_V7_HUB_INT_GMPV)) {
dev_err(v3d->drm.dev, "GMP Violation\n");
status = IRQ_HANDLED;
}
@@ -200,10 +200,10 @@ void v3d_perfmon_init(struct v3d_dev *v3d)
const struct v3d_perf_counter_desc *counters = NULL;
unsigned int max = 0;
- if (v3d->ver >= 71) {
+ if (v3d->ver >= V3D_GEN_71) {
counters = v3d_v71_performance_counters;
max = ARRAY_SIZE(v3d_v71_performance_counters);
- } else if (v3d->ver >= 42) {
+ } else if (v3d->ver >= V3D_GEN_42) {
counters = v3d_v42_performance_counters;
max = ARRAY_SIZE(v3d_v42_performance_counters);
}
@@ -357,11 +357,11 @@ v3d_tfu_job_run(struct drm_sched_job *sched_job)
V3D_WRITE(V3D_TFU_ICA(v3d->ver), job->args.ica);
V3D_WRITE(V3D_TFU_IUA(v3d->ver), job->args.iua);
V3D_WRITE(V3D_TFU_IOA(v3d->ver), job->args.ioa);
- if (v3d->ver >= 71)
+ if (v3d->ver >= V3D_GEN_71)
V3D_WRITE(V3D_V7_TFU_IOC, job->args.v71.ioc);
V3D_WRITE(V3D_TFU_IOS(v3d->ver), job->args.ios);
V3D_WRITE(V3D_TFU_COEF0(v3d->ver), job->args.coef[0]);
- if (v3d->ver >= 71 || (job->args.coef[0] & V3D_TFU_COEF0_USECOEF)) {
+ if (v3d->ver >= V3D_GEN_71 || (job->args.coef[0] & V3D_TFU_COEF0_USECOEF)) {
V3D_WRITE(V3D_TFU_COEF1(v3d->ver), job->args.coef[1]);
V3D_WRITE(V3D_TFU_COEF2(v3d->ver), job->args.coef[2]);
V3D_WRITE(V3D_TFU_COEF3(v3d->ver), job->args.coef[3]);
@@ -412,7 +412,7 @@ v3d_csd_job_run(struct drm_sched_job *sched_job)
*
* XXX: Set the CFG7 register
*/
- if (v3d->ver >= 71)
+ if (v3d->ver >= V3D_GEN_71)
V3D_CORE_WRITE(0, V3D_V7_CSD_QUEUED_CFG7, 0);
/* CFG0 write kicks off the job. */