[PATCH v2 09/13] drm/msm/adreno: Add adreno family

Rob Clark
2023-07-27T21:23:48Z

Sometimes it is useful to know the sub-generation (or "family"). And in
any case, this helps us get away from infering the generation from the
numerical chip-id.

v2: Fix is_a2xx() typo

Signed-off-by: Rob Clark <robdclark@chromium.org>
---
drivers/gpu/drm/msm/adreno/adreno_device.c | 31 ++++++++++++++-
drivers/gpu/drm/msm/adreno/adreno_gpu.c | 11 +++---
drivers/gpu/drm/msm/adreno/adreno_gpu.h | 46 ++++++++++++++++------
3 files changed, 70 insertions(+), 18 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
index 325b25dc8bfd..e014d85a60cc 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_device.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
@@ -23,6 +23,7 @@ module_param_named(allow_vram_carveout, allow_vram_carveout, bool, 0600);
static const struct adreno_info gpulist[] = {
{
.rev = ADRENO_REV(2, 0, 0, 0),
+ .family = ADRENO_2XX_GEN1,
.revn = 200,
.fw = {
[ADRENO_FW_PM4] = "yamato_pm4.fw",
@@ -33,6 +34,7 @@ static const struct adreno_info gpulist[] = {
.init = a2xx_gpu_init,
}, { /* a200 on i.mx51 has only 128kib gmem */
.rev = ADRENO_REV(2, 0, 0, 1),
+ .family = ADRENO_2XX_GEN1,
.revn = 201,
.fw = {
[ADRENO_FW_PM4] = "yamato_pm4.fw",
@@ -43,6 +45,7 @@ static const struct adreno_info gpulist[] = {
.init = a2xx_gpu_init,
}, {
.rev = ADRENO_REV(2, 2, 0, ANY_ID),
+ .family = ADRENO_2XX_GEN2,
.revn = 220,
.fw = {
[ADRENO_FW_PM4] = "leia_pm4_470.fw",
@@ -53,6 +56,7 @@ static const struct adreno_info gpulist[] = {
.init = a2xx_gpu_init,
}, {
.rev = ADRENO_REV(3, 0, 5, ANY_ID),
+ .family = ADRENO_3XX,
.revn = 305,
.fw = {
[ADRENO_FW_PM4] = "a300_pm4.fw",
@@ -63,6 +67,7 @@ static const struct adreno_info gpulist[] = {
.init = a3xx_gpu_init,
}, {
.rev = ADRENO_REV(3, 0, 6, 0),
+ .family = ADRENO_3XX,
.revn = 307, /* because a305c is revn==306 */
.fw = {
[ADRENO_FW_PM4] = "a300_pm4.fw",
@@ -73,6 +78,7 @@ static const struct adreno_info gpulist[] = {
.init = a3xx_gpu_init,
}, {
.rev = ADRENO_REV(3, 2, ANY_ID, ANY_ID),
+ .family = ADRENO_3XX,
.revn = 320,
.fw = {
[ADRENO_FW_PM4] = "a300_pm4.fw",
@@ -83,6 +89,7 @@ static const struct adreno_info gpulist[] = {
.init = a3xx_gpu_init,
}, {
.rev = ADRENO_REV(3, 3, 0, ANY_ID),
+ .family = ADRENO_3XX,
.revn = 330,
.fw = {
[ADRENO_FW_PM4] = "a330_pm4.fw",
@@ -93,6 +100,7 @@ static const struct adreno_info gpulist[] = {
.init = a3xx_gpu_init,
}, {
.rev = ADRENO_REV(4, 0, 5, ANY_ID),
+ .family = ADRENO_4XX,
.revn = 405,
.fw = {
[ADRENO_FW_PM4] = "a420_pm4.fw",
@@ -103,6 +111,7 @@ static const struct adreno_info gpulist[] = {
.init = a4xx_gpu_init,
}, {
.rev = ADRENO_REV(4, 2, 0, ANY_ID),
+ .family = ADRENO_4XX,
.revn = 420,
.fw = {
[ADRENO_FW_PM4] = "a420_pm4.fw",
@@ -113,6 +122,7 @@ static const struct adreno_info gpulist[] = {
.init = a4xx_gpu_init,
}, {
.rev = ADRENO_REV(4, 3, 0, ANY_ID),
+ .family = ADRENO_4XX,
.revn = 430,
.fw = {
[ADRENO_FW_PM4] = "a420_pm4.fw",
@@ -123,6 +133,7 @@ static const struct adreno_info gpulist[] = {
.init = a4xx_gpu_init,
}, {
.rev = ADRENO_REV(5, 0, 6, ANY_ID),
+ .family = ADRENO_5XX,
.revn = 506,
.fw = {
[ADRENO_FW_PM4] = "a530_pm4.fw",
@@ -140,6 +151,7 @@ static const struct adreno_info gpulist[] = {
.zapfw = "a506_zap.mdt",
}, {
.rev = ADRENO_REV(5, 0, 8, ANY_ID),
+ .family = ADRENO_5XX,
.revn = 508,
.fw = {
[ADRENO_FW_PM4] = "a530_pm4.fw",
@@ -156,6 +168,7 @@ static const struct adreno_info gpulist[] = {
.zapfw = "a508_zap.mdt",
}, {
.rev = ADRENO_REV(5, 0, 9, ANY_ID),
+ .family = ADRENO_5XX,
.revn = 509,
.fw = {
[ADRENO_FW_PM4] = "a530_pm4.fw",
@@ -173,6 +186,7 @@ static const struct adreno_info gpulist[] = {
.zapfw = "a512_zap.mdt",
}, {
.rev = ADRENO_REV(5, 1, 0, ANY_ID),
+ .family = ADRENO_5XX,
.revn = 510,
.fw = {
[ADRENO_FW_PM4] = "a530_pm4.fw",
@@ -187,6 +201,7 @@ static const struct adreno_info gpulist[] = {
.init = a5xx_gpu_init,
}, {
.rev = ADRENO_REV(5, 1, 2, ANY_ID),
+ .family = ADRENO_5XX,
.revn = 512,
.fw = {
[ADRENO_FW_PM4] = "a530_pm4.fw",
@@ -203,6 +218,7 @@ static const struct adreno_info gpulist[] = {
.zapfw = "a512_zap.mdt",
}, {
.rev = ADRENO_REV(5, 3, 0, 2),
+ .family = ADRENO_5XX,
.revn = 530,
.fw = {
[ADRENO_FW_PM4] = "a530_pm4.fw",
@@ -221,6 +237,7 @@ static const struct adreno_info gpulist[] = {
.zapfw = "a530_zap.mdt",
}, {
.rev = ADRENO_REV(5, 4, 0, ANY_ID),
+ .family = ADRENO_5XX,
.revn = 540,
.fw = {
[ADRENO_FW_PM4] = "a530_pm4.fw",
@@ -238,6 +255,7 @@ static const struct adreno_info gpulist[] = {
.zapfw = "a540_zap.mdt",
}, {
.rev = ADRENO_REV(6, 1, 0, ANY_ID),
+ .family = ADRENO_6XX_GEN1,
.revn = 610,
.fw = {
[ADRENO_FW_SQE] = "a630_sqe.fw",
@@ -263,6 +281,7 @@ static const struct adreno_info gpulist[] = {
),
}, {
.rev = ADRENO_REV(6, 1, 8, ANY_ID),
+ .family = ADRENO_6XX_GEN1,
.revn = 618,
.fw = {
[ADRENO_FW_SQE] = "a630_sqe.fw",
@@ -280,6 +299,7 @@ static const struct adreno_info gpulist[] = {
}, {
.machine = "qcom,sm4350",
.rev = ADRENO_REV(6, 1, 9, ANY_ID),
+ .family = ADRENO_6XX_GEN1,
.revn = 619,
.fw = {
[ADRENO_FW_SQE] = "a630_sqe.fw",
@@ -298,6 +318,7 @@ static const struct adreno_info gpulist[] = {
}, {
.machine = "qcom,sm6375",
.rev = ADRENO_REV(6, 1, 9, ANY_ID),
+ .family = ADRENO_6XX_GEN1,
.revn = 619,
.fw = {
[ADRENO_FW_SQE] = "a630_sqe.fw",
@@ -315,6 +336,7 @@ static const struct adreno_info gpulist[] = {
),
}, {
.rev = ADRENO_REV(6, 1, 9, ANY_ID),
+ .family = ADRENO_6XX_GEN1,
.revn = 619,
.fw = {
[ADRENO_FW_SQE] = "a630_sqe.fw",
@@ -335,6 +357,7 @@ static const struct adreno_info gpulist[] = {
),
}, {
.rev = ADRENO_REV(6, 3, 0, ANY_ID),
+ .family = ADRENO_6XX_GEN1,
.revn = 630,
.fw = {
[ADRENO_FW_SQE] = "a630_sqe.fw",
@@ -348,6 +371,7 @@ static const struct adreno_info gpulist[] = {
.hwcg = a630_hwcg,
}, {
.rev = ADRENO_REV(6, 4, 0, ANY_ID),
+ .family = ADRENO_6XX_GEN2,
.revn = 640,
.fw = {
[ADRENO_FW_SQE] = "a630_sqe.fw",
@@ -365,6 +389,7 @@ static const struct adreno_info gpulist[] = {
),
}, {
.rev = ADRENO_REV(6, 5, 0, ANY_ID),
+ .family = ADRENO_6XX_GEN3,
.revn = 650,
.fw = {
[ADRENO_FW_SQE] = "a650_sqe.fw",
@@ -386,6 +411,7 @@ static const struct adreno_info gpulist[] = {
),
}, {
.rev = ADRENO_REV(6, 6, 0, ANY_ID),
+ .family = ADRENO_6XX_GEN4,
.revn = 660,
.fw = {
[ADRENO_FW_SQE] = "a660_sqe.fw",
@@ -401,6 +427,7 @@ static const struct adreno_info gpulist[] = {
.address_space_size = SZ_16G,
}, {
.rev = ADRENO_REV(6, 3, 5, ANY_ID),
+ .family = ADRENO_6XX_GEN4,
.fw = {
[ADRENO_FW_SQE] = "a660_sqe.fw",
[ADRENO_FW_GMU] = "a660_gmu.bin",
@@ -419,6 +446,7 @@ static const struct adreno_info gpulist[] = {
),
}, {
.rev = ADRENO_REV(6, 8, 0, ANY_ID),
+ .family = ADRENO_6XX_GEN2,
.revn = 680,
.fw = {
[ADRENO_FW_SQE] = "a630_sqe.fw",
@@ -432,6 +460,7 @@ static const struct adreno_info gpulist[] = {
.hwcg = a640_hwcg,
}, {
.rev = ADRENO_REV(6, 9, 0, ANY_ID),
+ .family = ADRENO_6XX_GEN4,
.fw = {
[ADRENO_FW_SQE] = "a660_sqe.fw",
[ADRENO_FW_GMU] = "a690_gmu.bin",
@@ -641,7 +670,7 @@ static int adreno_bind(struct device *dev, struct device *master, void *data)
DBG("Found GPU: %u.%u.%u.%u", config.rev.core, config.rev.major,
config.rev.minor, config.rev.patchid);

- priv->is_a2xx = config.rev.core == 2;
+ priv->is_a2xx = info->family < ADRENO_3XX;
priv->has_cached_coherent =
!!(info->quirks & ADRENO_QUIRK_HAS_CACHED_COHERENT);

diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index f4d45534dd7f..1951036b2308 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -1080,8 +1080,13 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev,
u32 speedbin;
int ret;

+ adreno_gpu->funcs = funcs;
+ adreno_gpu->info = adreno_info(config->rev);
+ adreno_gpu->rev = *rev;
+
/* Only handle the core clock when GMU is not in use (or is absent). */
- if (adreno_has_gmu_wrapper(adreno_gpu) || config->rev.core < 6) {
+ if (adreno_has_gmu_wrapper(adreno_gpu) ||
+ adreno_gpu->info->family < ADRENO_6XX_GEN1) {
/*
* This can only be done before devm_pm_opp_of_add_table(), or
* dev_pm_opp_set_config() will WARN_ON()
@@ -1097,10 +1102,6 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev,
devm_pm_opp_set_clkname(dev, "core");
}

- adreno_gpu->funcs = funcs;
- adreno_gpu->info = adreno_info(config->rev);
- adreno_gpu->rev = *rev;
-
if (adreno_read_speedbin(dev, &speedbin) || !speedbin)
speedbin = 0xffff;
adreno_gpu->speedbin = (uint16_t) (0xffff & speedbin);
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
index fe7afac5b059..14af16080bd0 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
@@ -29,6 +29,25 @@ enum {
ADRENO_FW_MAX,
};

+/**
+ * @enum adreno_family: identify generation and possibly sub-generation
+ *
+ * In some cases there are distinct sub-generations within a major revision
+ * so it helps to be able to group the GPU devices by generation and if
+ * necessary sub-generation.
+ */
+enum adreno_family {
+ ADRENO_2XX_GEN1, /* a20x */
+ ADRENO_2XX_GEN2, /* a22x */
+ ADRENO_3XX,
+ ADRENO_4XX,
+ ADRENO_5XX,
+ ADRENO_6XX_GEN1, /* a630 family */
+ ADRENO_6XX_GEN2, /* a640 family */
+ ADRENO_6XX_GEN3, /* a650 family */
+ ADRENO_6XX_GEN4, /* a660 family */
+};
+
#define ADRENO_QUIRK_TWO_PASS_USE_WFI BIT(0)
#define ADRENO_QUIRK_FAULT_DETECT_MASK BIT(1)
#define ADRENO_QUIRK_LMLOADKILL_DISABLE BIT(2)
@@ -68,6 +87,7 @@ struct adreno_speedbin {
struct adreno_info {
const char *machine;
struct adreno_rev rev;
+ enum adreno_family family;
uint32_t revn;
const char *fw[ADRENO_FW_MAX];
uint32_t gmem;
@@ -193,14 +213,14 @@ static inline bool adreno_is_a2xx(const struct adreno_gpu *gpu)
{
if (WARN_ON_ONCE(!gpu->info))
return false;
- return (gpu->info->revn < 300);
+ return gpu->info->family <= ADRENO_2XX_GEN2;
}

static inline bool adreno_is_a20x(const struct adreno_gpu *gpu)
{
if (WARN_ON_ONCE(!gpu->info))
return false;
- return (gpu->info->revn < 210);
+ return gpu->info->family == ADRENO_2XX_GEN1;
}

static inline bool adreno_is_a225(const struct adreno_gpu *gpu)
@@ -343,29 +363,31 @@ static inline int adreno_is_a690(const struct adreno_gpu *gpu)
/* check for a615, a616, a618, a619 or any a630 derivatives */
static inline int adreno_is_a630_family(const struct adreno_gpu *gpu)
{
- return adreno_is_revn(gpu, 630) ||
- adreno_is_revn(gpu, 615) ||
- adreno_is_revn(gpu, 616) ||
- adreno_is_revn(gpu, 618) ||
- adreno_is_revn(gpu, 619);
+ if (WARN_ON_ONCE(!gpu->info))
+ return false;
+ return gpu->info->family == ADRENO_6XX_GEN1;
}

static inline int adreno_is_a660_family(const struct adreno_gpu *gpu)
{
- return adreno_is_a660(gpu) || adreno_is_a690(gpu) || adreno_is_7c3(gpu);
+ if (WARN_ON_ONCE(!gpu->info))
+ return false;
+ return gpu->info->family == ADRENO_6XX_GEN4;
}

/* check for a650, a660, or any derivatives */
static inline int adreno_is_a650_family(const struct adreno_gpu *gpu)
{
- return adreno_is_revn(gpu, 650) ||
- adreno_is_revn(gpu, 620) ||
- adreno_is_a660_family(gpu);
+ if (WARN_ON_ONCE(!gpu->info))
+ return false;
+ return gpu->info->family >= ADRENO_6XX_GEN3;
}

static inline int adreno_is_a640_family(const struct adreno_gpu *gpu)
{
- return adreno_is_a640(gpu) || adreno_is_a680(gpu);
+ if (WARN_ON_ONCE(!gpu->info))
+ return false;
+ return gpu->info->family == ADRENO_6XX_GEN2;
}

u64 adreno_private_address_space_size(struct msm_gpu *gpu);
--
2.41.0