[PATCH RFC 03/10] media: venus: core: Add msm8939 resource struct

Erikas Bitovtas
2026-04-16T13:44:25Z

From: André Apitzsch <git@apitzsch.eu>

Add msm8939 configuration data and related compatible.
Cores on MSM8939 Venus are used for decoding, not encoding. Move them to
vcodec0 so they can be enabled accordingly.

Signed-off-by: André Apitzsch <git@apitzsch.eu>
Signed-off-by: Erikas Bitovtas <xerikasxx@gmail.com>
---
drivers/media/platform/qcom/venus/core.c | 39 ++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)

diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c
index 7e639760c41d..b67cf1628f1c 100644
--- a/drivers/media/platform/qcom/venus/core.c
+++ b/drivers/media/platform/qcom/venus/core.c
@@ -688,6 +688,44 @@ static const struct venus_resources msm8916_res = {
.enc_nodename = "video-encoder",
};

+static const struct freq_tbl msm8939_freq_table[] = {
+ { 489600, 266670000 }, /* 1080p @ 60 */
+ { 244800, 133330000 }, /* 1080p @ 30 */
+ { 244800, 200000000 }, /* 1080p @ 30 */
+ { 220800, 133330000 }, /* 720p @ 60 */
+ { 108000, 133330000 }, /* 720p @ 30 */
+ { 108000, 200000000 }, /* 720p @ 30 */
+ { 72000, 133330000 }, /* VGA @ 60 */
+ { 36000, 133330000 }, /* VGA @ 30 */
+};
+
+static const struct reg_val msm8939_reg_preset[] = {
+ { 0xe0020, 0x0aaaaaaa },
+ { 0xe0024, 0x0aaaaaaa },
+ { 0x80124, 0x00000003 },
+};
+
+static const struct venus_resources msm8939_res = {
+ .freq_tbl = msm8939_freq_table,
+ .freq_tbl_size = ARRAY_SIZE(msm8939_freq_table),
+ .reg_tbl = msm8939_reg_preset,
+ .reg_tbl_size = ARRAY_SIZE(msm8939_reg_preset),
+ .clks = { "core", "iface", "bus", },
+ .clks_num = 3,
+ .vcodec0_clks = { "core0", "core1" },
+ .vcodec_clks_num = 2,
+ .vcodec0_pmdomains = (const char *[]) { "core0", "core1" },
+ .vcodec0_pmdomains_num = 2,
+ .max_load = 489600, /* 1080p@30 + 1080p@30 */
+ .hfi_version = HFI_VERSION_1XX,
+ .vmem_id = VIDC_RESOURCE_NONE,
+ .vmem_size = 0,
+ .vmem_addr = 0,
+ .dma_mask = 0xddc00000 - 1,
+ .fwname = "qcom/venus-1.8/venus.mbn",
+ .enc_nodename = "video-encoder",
+};
+
static const struct freq_tbl msm8996_freq_table[] = {
{ 1944000, 520000000 }, /* 4k UHD @ 60 (decode only) */
{ 972000, 520000000 }, /* 4k UHD @ 30 */
@@ -1121,6 +1159,7 @@ static const struct venus_resources qcm2290_res = {

static const struct of_device_id venus_dt_match[] = {
{ .compatible = "qcom,msm8916-venus", .data = &msm8916_res, },
+ { .compatible = "qcom,msm8939-venus", .data = &msm8939_res, },
{ .compatible = "qcom,msm8996-venus", .data = &msm8996_res, },
{ .compatible = "qcom,msm8998-venus", .data = &msm8998_res, },
{ .compatible = "qcom,qcm2290-venus", .data = &qcm2290_res, },

--
2.53.0