X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fkingst-la2016%2Fprotocol.h;h=9eb483ce62650c84c899cc39090eb8c3e43a5ca8;hb=ea436ba7c5dc89e87c24200850fe458d6e6576d1;hp=d5c967ad053c69889601b79bf973f6d7c850746b;hpb=da25c28726adb3e77680b26f763389f898cbcb10;p=libsigrok.git

diff --git a/src/hardware/kingst-la2016/protocol.h b/src/hardware/kingst-la2016/protocol.h
index d5c967ad..9eb483ce 100644
--- a/src/hardware/kingst-la2016/protocol.h
+++ b/src/hardware/kingst-la2016/protocol.h
@@ -69,8 +69,23 @@
 #define LA2016_THR_VOLTAGE_MIN	0.40
 #define LA2016_THR_VOLTAGE_MAX	4.00
 
-#define LA2016_NUM_SAMPLES_MIN	256
-#define LA2016_NUM_SAMPLES_MAX	(10UL * 1000 * 1000 * 1000)
+#define LA2016_NUM_SAMPLES_MIN	(UINT64_C(256))
+#define LA2016_NUM_SAMPLES_MAX	(UINT64_C(10 * 1000 * 1000 * 1000))
+
+/* Maximum device capabilities. May differ between models. */
+#define MAX_SAMPLE_RATE_LA2016	SR_MHZ(200)
+#define MAX_SAMPLE_RATE_LA1016	SR_MHZ(100)
+#define MIN_SAMPLE_RATE_LA2016	SR_KHZ(10)
+#define MAX_PWM_FREQ		SR_MHZ(20)
+#define PWM_CLOCK		SR_MHZ(200)	/* 200MHz for both LA2016 and LA1016 */
+
+/* TODO
+ * What is the origin and motivation of that 128Mi literal? What is its
+ * unit? How does it relate to a device's hardware capabilities? How to
+ * map the 1GiB of RAM of an LA2016 (at 16 channels) to the 128Mi value?
+ * It cannot be sample count. Is it memory size in bytes perhaps?
+ */
+#define LA2016_PRE_MEM_LIMIT_BASE	(128 * 1024 * 1024)
 
 #define LA2016_NUM_PWMCH_MAX	2
 
@@ -114,7 +129,6 @@ struct dev_context {
 	uint64_t cur_samplerate;
 	uint64_t limit_samples;
 	uint64_t capture_ratio;
-	uint16_t cur_channels;
 
 	/* Internal acquisition and download state. */
 	gboolean trigger_involved;